Added dao base

.gitea/workflows/build-dev.yaml

@@ -0,0 +1,41 @@
+name: Build on push
+run-name: Build on push
+on:
+  push:
+    branches:
+      - dev
+
+jobs:
+  prepare:
+    uses: ./.gitea/workflows/prepare.yaml
+    with:
+      version_suffix: 'dev'
+    secrets: inherit
+
+  core:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [prepare]
+    with:
+      working_directory: src/cpl-core
+    secrets: inherit
+
+  query:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [prepare]
+    with:
+      working_directory: src/cpl-query
+    secrets: inherit
+
+  translation:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [ prepare, core ]
+    with:
+      working_directory: src/cpl-translation
+    secrets: inherit
+
+  mail:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [ prepare, core ]
+    with:
+      working_directory: src/cpl-mail
+    secrets: inherit

.gitea/workflows/build.yaml

@@ -0,0 +1,39 @@
+name: Build on push
+run-name: Build on push
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  prepare:
+    uses: ./.gitea/workflows/prepare.yaml
+    secrets: inherit
+
+  core:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [prepare]
+    with:
+      working_directory: src/cpl-core
+    secrets: inherit
+
+  query:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [prepare]
+    with:
+      working_directory: src/cpl-query
+    secrets: inherit
+
+  translation:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [ prepare, core ]
+    with:
+      working_directory: src/cpl-translation
+    secrets: inherit
+
+  mail:
+    uses: ./.gitea/workflows/package.yaml
+    needs: [ prepare, core ]
+    with:
+      working_directory: src/cpl-mail
+    secrets: inherit

.gitea/workflows/package.yaml

@@ -0,0 +1,65 @@
+name: Build Package
+run-name: Build Python Package
+
+on:
+  workflow_call:
+    inputs:
+      version_suffix:
+        description: 'Suffix for version (z.B. "dev", "alpha", "beta")'
+        required: false
+        type: string
+      working_directory:
+        required: true
+        type: string
+
+jobs:
+  build:
+    runs-on: [ runner ]
+    container: git.sh-edraft.de/sh-edraft.de/act-runner:latest
+    defaults:
+      run:
+        working-directory: ${{ inputs.working_directory }}
+    steps:
+      - name: Clone Repository
+        uses: https://github.com/actions/checkout@v3
+        with:
+          token: ${{ secrets.CI_ACCESS_TOKEN }}
+
+      - name: Download build version artifact
+        uses: actions/download-artifact@v3
+        with:
+          name: version
+
+      - name: Set version
+        run: |
+          sed -i -E "s/^version = \".*\"/version = \"$(cat /workspace/sh-edraft.de/cpl/version.txt)\"/" pyproject.toml
+          echo "Set version to $(cat /workspace/sh-edraft.de/cpl/version.txt)"
+          cat pyproject.toml
+
+      - name: Set pip conf
+        run: |
+          cat > .pip.conf <<'EOF'
+          [global]
+          extra-index-url = https://git.sh-edraft.de/api/packages/sh-edraft.de/pypi/simple/
+          EOF
+
+      - name: Install Dependencies
+        run: |
+          export PIP_CONFIG_FILE=".pip.conf"
+          pip install build
+
+      - name: Build Package
+        run: |
+          python -m build --outdir dist
+
+      - name: Login to registry git.sh-edraft.de
+        uses: https://github.com/docker/login-action@v1
+        with:
+          registry: git.sh-edraft.de
+          username: ${{ secrets.CI_USERNAME }}
+          password: ${{ secrets.CI_ACCESS_TOKEN }}
+
+      - name: Push image
+        run: |
+          pip install twine
+          python -m twine upload --repository-url https://git.sh-edraft.de/api/packages/sh-edraft.de/pypi -u ${{ secrets.CI_USERNAME }} -p ${{ secrets.CI_ACCESS_TOKEN }} ./dist/*

.gitea/workflows/prepare.yaml

@@ -0,0 +1,54 @@
+name: Prepare Build
+run-name: Prepare Build Version
+
+on:
+  workflow_call:
+    inputs:
+      version_suffix:
+        description: 'Suffix for version (z.B. "dev", "alpha", "beta")'
+        required: false
+        type: string
+
+jobs:
+  prepare:
+    runs-on: [ runner ]
+    container: git.sh-edraft.de/sh-edraft.de/act-runner:latest
+    steps:
+      - name: Clone Repository
+        uses: https://github.com/actions/checkout@v3
+        with:
+          token: ${{ secrets.CI_ACCESS_TOKEN }}
+
+      - name: Get Date and Build Number
+        run: |
+          git fetch --tags
+          git tag
+          DATE=$(date +'%Y.%m.%d')
+          TAG_COUNT=$(git tag -l "${DATE}.*" | wc -l)
+          BUILD_NUMBER=$(($TAG_COUNT + 1))
+          
+          VERSION_SUFFIX=${{ inputs.version_suffix }}
+          if [ -n "$VERSION_SUFFIX" ] && [ "$VERSION_SUFFIX" = "dev" ]; then
+            BUILD_VERSION="${DATE}.dev${BUILD_NUMBER}"
+          elif [ -n "$VERSION_SUFFIX" ]; then
+            BUILD_VERSION="${DATE}.${BUILD_NUMBER}${VERSION_SUFFIX}"
+          else
+            BUILD_VERSION="${DATE}.${BUILD_NUMBER}"
+          fi
+          
+          echo "$BUILD_VERSION" > version.txt
+          echo "VERSION $BUILD_VERSION"
+
+      - name: Create Git Tag for Build
+        run: |
+          git config user.name "ci"
+          git config user.email "dev@sh-edraft.de"
+          echo "tag $(cat version.txt)"
+          git tag $(cat version.txt)
+          git push origin --tags
+
+      - name: Upload build version artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: version
+          path: version.txt

.pip.conf

@@ -0,0 +1,2 @@
+[global]
+extra-index-url = https://git.sh-edraft.de/api/packages/sh-edraft.de/pypi/simple/

README.md

@@ -1,153 +0,0 @@
-<h1 align="center">CPL - Common python library</h1>
-
-<!-- Summary -->
-<p align="center">
-  <!-- <img src="" alt="cpl-logo" width="120px" height="120px"/> -->
-  <br>
-  <i>
-  CPL is a development platform for python server applications
-  <br>using Python.</i>
-  <br>
-</p>
-
-## Table of Contents
-<!-- TABLE OF CONTENTS -->
-<ol>
-   <li><a href="#Features">Features</a></li>
-   <li>
-     <a href="#getting-started">Getting Started</a>
-     <ul>
-       <li><a href="#prerequisites">Prerequisites</a></li>
-       <li><a href="#installation">Installation</a></li>
-     </ul>
-   </li>
-   <li><a href="#roadmap">Roadmap</a></li>
-   <li><a href="#contributing">Contributing</a></li>
-   <li><a href="#license">License</a></li>
-   <li><a href="#contact">Contact</a></li>
-</ol>
-
-## Features
-<!-- FEATURE OVERVIEW -->
-- Expandle
-- Application base
-    - Standardized application classes
-    - Application object builder
-    - Application extension classes
-    - Startup classes
-    - Startup extension classes
-- Configuration
-    - Configure via object mapped JSON
-    - Console argument handling
-- Console class for in and output
-    - Banner
-    - Spinner
-    - Options (menu)
-    - Table
-    - Write
-    - Write_at
-    - Write_line
-    - Write_line_at
-- Dependency injection
-    - Service lifetimes: singleton, scoped and transient
-- Providing of application environment
-    - Environment (development, staging, testing, production)
-    - Appname
-    - Customer
-    - Hostname
-    - Runtime directory
-    - Working directory
-- Logging
-    - Standardized logger
-    - Log-level (FATAL, ERROR, WARN, INFO, DEBUG & TRACE)
-- Mail handling
-    - Send mails
-- Pipe classes
-    - Convert input
-- Utils
-    - Credential manager
-        - Encryption via BASE64
-    - PIP wrapper class based on subprocess
-        - Run pip commands
-    - String converter to different variants
-        - to_lower_case
-        - to_camel_case
-        - ...
-
-<!-- GETTING STARTED -->
-## Getting Started
-
-[Get started with CPL][quickstart].
-
-### Prerequisites
-
-- Install [python] which includes [Pip installs packages][pip]
-
-### Installation
-
-Install the CPL package
-```sh
-pip install cpl-core --extra-index-url https://pip.sh-edraft.de
-```
-
-Install the CPL CLI
-```sh
-pip install cpl-cli --extra-index-url https://pip.sh-edraft.de
-```
-
-Create workspace:
-```sh
-cpl new <console|library|unittest> <PROJECT NAME>
-```
-
-Run the application:
-```sh
-cd <PROJECT NAME>
-cpl start
-```
-
-
-<!-- ROADMAP -->
-## Roadmap
-
-See the [open issues](https://git.sh-edraft.de/sh-edraft.de/sh_cpl/issues) for a list of proposed features (and known issues).
-
-
-
-<!-- CONTRIBUTING -->
-## Contributing
-
-### Contributing Guidelines
-
-Read through our [contributing guidelines][contributing] to learn about our submission process, coding rules and more.
-
-### Want to Help?
-
-Want to file a bug, contribute some code, or improve documentation? Excellent! Read up on our guidelines for [contributing][contributing].
-
-
-
-<!-- LICENSE -->
-## License
-
-Distributed under the MIT License. See [LICENSE] for more information.
-
-
-
-<!-- CONTACT -->
-## Contact
-
-Sven Heidemann - sven.heidemann@sh-edraft.de
-
-Project link: [https://git.sh-edraft.de/sh-edraft.de/sh_common_py_lib](https://git.sh-edraft.de/sh-edraft.de/sh_cpl)
-
-<!-- External LINKS -->
-[pip_url]: https://pip.sh-edraft.de
-[python]: https://www.python.org/
-[pip]: https://pypi.org/project/pip/
-
-<!-- Internal LINKS -->
-[project]: https://git.sh-edraft.de/sh-edraft.de/sh_cpl
-[quickstart]: https://git.sh-edraft.de/sh-edraft.de/sh_cpl/wiki/quickstart
-[contributing]: https://git.sh-edraft.de/sh-edraft.de/sh_cpl/wiki/contributing
-[license]: LICENSE

cpl-workspace.json

@@ -1,151 +0,0 @@
-{
-  "WorkspaceSettings": {
-    "DefaultProject": "cpl-core",
-    "Projects": {
-      "cpl-cli": "src/cpl_cli/cpl-cli.json",
-      "cpl-core": "src/cpl_core/cpl-core.json",
-      "cpl-discord": "src/cpl_discord/cpl-discord.json",
-      "cpl-query": "src/cpl_query/cpl-query.json",
-      "cpl-translation": "src/cpl_translation/cpl-translation.json",
-      "set-version": "tools/set_version/set-version.json",
-      "set-pip-urls": "tools/set_pip_urls/set-pip-urls.json",
-      "unittests": "unittests/unittests/unittests.json",
-      "unittests_cli": "unittests/unittests_cli/unittests_cli.json",
-      "unittests_core": "unittests/unittests_core/unittests_core.json",
-      "unittests_query": "unittests/unittests_query/unittests_query.json",
-      "unittests_shared": "unittests/unittests_shared/unittests_shared.json",
-      "unittests_translation": "unittests/unittests_translation/unittests_translation.json"
-    },
-    "Scripts": {
-      "hello-world": "echo 'Hello World'",
-
-      "format": "echo 'Formatting:'; black ./",
-
-      "sv": "cpl set-version",
-      "set-version": "cpl run set-version --dev $ARGS; echo '';",
-
-      "spu": "cpl set-pip-urls",
-      "set-pip-urls": "cpl run set-pip-urls --dev $ARGS; echo '';",
-
-      "docs-build": "cpl format; echo 'Build Documentation'; cpl db-core; cpl db-discord; cpl db-query; cpl db-translation; cd docs/; make clean; make html;",
-      "db-core": "cd docs/; sphinx-apidoc -o source/ ../src/cpl_core; cd ../",
-      "db-discord": "cd docs/; sphinx-apidoc -o source/ ../src/cpl_discord; cd ../",
-      "db-query": "cd docs/; sphinx-apidoc -o source/ ../src/cpl_query; cd ../",
-      "db-translation": "cd docs/; sphinx-apidoc -o source/ ../src/cpl_translation; cd ../",
-      "db": "cpl docs-build",
-
-      "docs-open": "xdg-open $PWD/docs/build/html/index.html &",
-      "do": "cpl docs-open",
-
-      "test": "cpl run unittests",
-
-      "pre-build-all": "cpl sv $ARGS; cpl spu $ARGS;",
-      "build-all": "cpl build-cli; cpl build-core; cpl build-discord; cpl build-query; cpl build-translation; cpl build-set-pip-urls; cpl build-set-version",
-      "ba": "cpl build-all $ARGS",
-      "build-cli": "echo 'Build cpl-cli'; cd ./src/cpl_cli; cpl build; cd ../../;",
-      "build-core": "echo 'Build cpl-core'; cd ./src/cpl_core; cpl build; cd ../../;",
-      "build-discord": "echo 'Build cpl-discord'; cd ./src/cpl_discord; cpl build; cd ../../;",
-      "build-query": "echo 'Build cpl-query'; cd ./src/cpl_query; cpl build; cd ../../;",
-      "build-translation": "echo 'Build cpl-translation'; cd ./src/cpl_translation; cpl build; cd ../../;",
-      "build-set-pip-urls": "echo 'Build set-pip-urls'; cd ./tools/set_pip_urls; cpl build; cd ../../;",
-      "build-set-version": "echo 'Build set-version'; cd ./tools/set_version; cpl build; cd ../../;",
-
-      "pre-publish-all": "cpl sv $ARGS; cpl spu $ARGS;",
-      "publish-all": "cpl publish-cli; cpl publish-core; cpl publish-discord; cpl publish-query; cpl publish-translation;",
-      "pa": "cpl publish-all $ARGS",
-      "publish-cli": "echo 'Publish cpl-cli'; cd ./src/cpl_cli; cpl publish; cd ../../;",
-      "publish-core": "echo 'Publish cpl-core'; cd ./src/cpl_core; cpl publish; cd ../../;",
-      "publish-discord": "echo 'Publish cpl-discord'; cd ./src/cpl_discord; cpl publish; cd ../../;",
-      "publish-query": "echo 'Publish cpl-query'; cd ./src/cpl_query; cpl publish; cd ../../;",
-      "publish-translation": "echo 'Publish cpl-translation'; cd ./src/cpl_translation; cpl publish; cd ../../;",
-
-      "upload-prod-cli": "echo 'PROD Upload cpl-cli'; cpl upl-prod-cli;",
-      "upl-prod-cli": "twine upload -r pip.sh-edraft.de dist/cpl-cli/publish/setup/*",
-
-      "upload-prod-core": "echo 'PROD Upload cpl-core'; cpl upl-prod-core;",
-      "upl-prod-core": "twine upload -r pip.sh-edraft.de dist/cpl-core/publish/setup/*",
-
-      "upload-prod-discord": "echo 'PROD Upload cpl-discord'; cpl upl-prod-discord;",
-      "upl-prod-discord": "twine upload -r pip.sh-edraft.de dist/cpl-discord/publish/setup/*",
-
-      "upload-prod-query": "echo 'PROD Upload cpl-query'; cpl upl-prod-query;",
-      "upl-prod-query": "twine upload -r pip.sh-edraft.de dist/cpl-query/publish/setup/*",
-
-      "upload-prod-translation": "echo 'PROD Upload cpl-translation'; cpl upl-prod-translation;",
-      "upl-prod-translation": "twine upload -r pip.sh-edraft.de dist/cpl-translation/publish/setup/*",
-
-      "upload-exp-cli": "echo 'EXP Upload cpl-cli'; cpl upl-exp-cli;",
-      "upl-exp-cli": "twine upload -r pip-exp.sh-edraft.de dist/cpl-cli/publish/setup/*",
-
-      "upload-exp-core": "echo 'EXP Upload cpl-core'; cpl upl-exp-core;",
-      "upl-exp-core": "twine upload -r pip-exp.sh-edraft.de dist/cpl-core/publish/setup/*",
-
-      "upload-exp-discord": "echo 'EXP Upload cpl-discord'; cpl upl-exp-discord;",
-      "upl-exp-discord": "twine upload -r pip-exp.sh-edraft.de dist/cpl-discord/publish/setup/*",
-
-      "upload-exp-query": "echo 'EXP Upload cpl-query'; cpl upl-exp-query;",
-      "upl-exp-query": "twine upload -r pip-exp.sh-edraft.de dist/cpl-query/publish/setup/*",
-
-      "upload-exp-translation": "echo 'EXP Upload cpl-translation'; cpl upl-exp-translation;",
-      "upl-exp-translation": "twine upload -r pip-exp.sh-edraft.de dist/cpl-translation/publish/setup/*",
-
-      "upload-dev-cli": "echo 'DEV Upload cpl-cli'; cpl upl-dev-cli;",
-      "upl-dev-cli": "twine upload -r pip-dev.sh-edraft.de dist/cpl-cli/publish/setup/*",
-
-      "upload-dev-core": "echo 'DEV Upload cpl-core'; cpl upl-dev-core;",
-      "upl-dev-core": "twine upload -r pip-dev.sh-edraft.de dist/cpl-core/publish/setup/*",
-
-      "upload-dev-discord": "echo 'DEV Upload cpl-discord'; cpl upl-dev-discord;",
-      "upl-dev-discord": "twine upload -r pip-dev.sh-edraft.de dist/cpl-discord/publish/setup/*",
-
-      "upload-dev-query": "echo 'DEV Upload cpl-query'; cpl upl-dev-query;",
-      "upl-dev-query": "twine upload -r pip-dev.sh-edraft.de dist/cpl-query/publish/setup/*",
-
-      "upload-dev-translation": "echo 'DEV Upload cpl-translation'; cpl upl-dev-translation;",
-      "upl-dev-translation": "twine upload -r pip-dev.sh-edraft.de dist/cpl-translation/publish/setup/*",
-
-      "pre-deploy-prod": "cpl sv $ARGS; cpl spu --environment=production;",
-      "deploy-prod": "cpl deploy-prod-cli; cpl deploy-prod-core; cpl deploy-prod-discord; cpl deploy-prod-query; cpl deploy-prod-translation;",
-      "dp": "cpl deploy-prod $ARGS",
-      "deploy-prod-cli": "cpl publish-cli; cpl upload-prod-cli",
-      "deploy-prod-core": "cpl publish-core; cpl upload-prod-core",
-      "deploy-prod-query": "cpl publish-query; cpl upload-prod-query",
-      "deploy-prod-discord": "cpl publish-discord; cpl upload-prod-discord",
-      "deploy-prod-translation": "cpl publish-translation; cpl upload-prod-translation",
-
-      "pre-deploy-exp": "cpl sv $ARGS; cpl spu --environment=staging;",
-      "deploy-exp": "cpl deploy-exp-cli; cpl deploy-exp-core; cpl deploy-exp-discord; cpl deploy-exp-query; cpl deploy-exp-translation;",
-      "de": "cpl deploy-exp $ARGS",
-      "deploy-exp-cli": "cpl publish-cli; cpl upload-exp-cli",
-      "deploy-exp-core": "cpl publish-core; cpl upload-exp-core",
-      "deploy-exp-discord": "cpl publish-discord; cpl upload-exp-discord",
-      "deploy-exp-query": "cpl publish-query; cpl upload-exp-query",
-      "deploy-exp-translation": "cpl publish-translation; cpl upload-exp-translation",
-
-      "pre-deploy-dev": "cpl sv $ARGS; cpl spu --environment=development;",
-      "deploy-dev": "cpl deploy-dev-cli; cpl deploy-dev-core; cpl deploy-dev-discord; cpl deploy-dev-query; cpl deploy-dev-translation;",
-      "dd": "cpl deploy-dev $ARGS",
-      "deploy-dev-cli": "cpl publish-cli; cpl upload-dev-cli",
-      "deploy-dev-core": "cpl publish-core; cpl upload-dev-core",
-      "deploy-dev-discord": "cpl publish-discord; cpl upload-dev-discord",
-      "deploy-dev-query": "cpl publish-query; cpl upload-dev-query",
-      "deploy-dev-translation": "cpl publish-query; cpl upload-dev-translation",
-
-      "dev-install": "cpl di-core; cpl di-cli; cpl di-query; cpl di-translation;",
-      "di": "cpl dev-install",
-      "di-core": "pip install cpl-core --pre --upgrade --extra-index-url https://pip-dev.sh-edraft.de",
-      "di-cli": "pip install cpl-cli --pre --upgrade --extra-index-url https://pip-dev.sh-edraft.de",
-      "di-discord": "pip install cpl-discord --pre --upgrade --extra-index-url https://pip-dev.sh-edraft.de",
-      "di-query": "pip install cpl-query --pre --upgrade --extra-index-url https://pip-dev.sh-edraft.de",
-      "di-translation": "pip install cpl-translation --pre --upgrade --extra-index-url https://pip-dev.sh-edraft.de",
-
-      "prod-install": "cpl pi-core; cpl pi-cli; cpl pi-query; cpl pi-translation;",
-      "pi": "cpl prod-install",
-      "pi-core": "pip install cpl-core --pre --upgrade --extra-index-url https://pip.sh-edraft.de",
-      "pi-cli": "pip install cpl-cli --pre --upgrade --extra-index-url https://pip.sh-edraft.de",
-      "pi-discord": "pip install cpl-discord --pre --upgrade --extra-index-url https://pip.sh-edraft.de",
-      "pi-query": "pip install cpl-query --pre --upgrade --extra-index-url https://pip.sh-edraft.de",
-      "pi-translation": "pip install cpl-translation --pre --upgrade --extra-index-url https://pip.sh-edraft.de"
-    }
-  }
-}

src/cpl-application/cpl/application/__init__.py

@@ -0,0 +1,6 @@
+from .application_abc import ApplicationABC
+from .application_builder import ApplicationBuilder
+from .application_builder_abc import ApplicationBuilderABC
+from .application_extension_abc import ApplicationExtensionABC
+from .startup_abc import StartupABC
+from .startup_extension_abc import StartupExtensionABC

src/cpl-application/cpl/application/application_abc.py

@@ -1,26 +1,23 @@
 from abc import ABC, abstractmethod
 from typing import Optional
 
-from cpl_core.configuration.configuration_abc import ConfigurationABC
-from cpl_core.console.console import Console
-from cpl_core.dependency_injection.service_provider_abc import ServiceProviderABC
-from cpl_core.environment.application_environment_abc import ApplicationEnvironmentABC
+from cpl.dependency.service_provider_abc import ServiceProviderABC
+
+from cpl.core.console.console import Console
 
 
 class ApplicationABC(ABC):
     r"""ABC for the Application class
 
     Parameters:
-        config: :class:`cpl_core.configuration.configuration_abc.ConfigurationABC`
+        config: :class:`cpl.core.configuration.configuration_abc.ConfigurationABC`
             Contains object loaded from appsettings
-        services: :class:`cpl_core.dependency_injection.service_provider_abc.ServiceProviderABC`
+        services: :class:`cpl.dependency.service_provider_abc.ServiceProviderABC`
             Contains instances of prepared objects
     """
 
     @abstractmethod
-    def __init__(self, config: ConfigurationABC, services: ServiceProviderABC):
-        self._configuration: Optional[ConfigurationABC] = config
-        self._environment: Optional[ApplicationEnvironmentABC] = self._configuration.environment
+    def __init__(self, services: ServiceProviderABC):
         self._services: Optional[ServiceProviderABC] = services
 
     def run(self):
@@ -49,14 +46,12 @@ class ApplicationABC(ABC):
     def configure(self):
         r"""Configure the application
 
-        Called by :class:`cpl_core.application.application_abc.ApplicationABC.run`
+        Called by :class:`cpl.application.application_abc.ApplicationABC.run`
         """
-        pass
 
     @abstractmethod
     def main(self):
         r"""Custom entry point
 
-        Called by :class:`cpl_core.application.application_abc.ApplicationABC.run`
+        Called by :class:`cpl.application.application_abc.ApplicationABC.run`
         """
-        pass

src/cpl-application/cpl/application/application_builder.py

@@ -0,0 +1,97 @@
+from typing import Type, Optional, Callable, Union
+
+from cpl.application.application_abc import ApplicationABC
+from cpl.application.application_builder_abc import ApplicationBuilderABC
+from cpl.application.application_extension_abc import ApplicationExtensionABC
+from cpl.application.async_application_extension_abc import AsyncApplicationExtensionABC
+from cpl.application.async_startup_abc import AsyncStartupABC
+from cpl.application.async_startup_extension_abc import AsyncStartupExtensionABC
+from cpl.application.startup_abc import StartupABC
+from cpl.application.startup_extension_abc import StartupExtensionABC
+from cpl.core.configuration.configuration import Configuration
+from cpl.dependency.service_collection import ServiceCollection
+from cpl.core.environment import Environment
+
+
+class ApplicationBuilder(ApplicationBuilderABC):
+    r"""This is class is used to build an object of :class:`cpl.application.application_abc.ApplicationABC`
+
+    Parameter:
+        app: Type[:class:`cpl.application.application_abc.ApplicationABC`]
+            Application to build
+    """
+
+    def __init__(self, app: Type[ApplicationABC]):
+        ApplicationBuilderABC.__init__(self)
+        self._app = app
+        self._startup: Optional[StartupABC | AsyncStartupABC] = None
+
+        self._services = ServiceCollection()
+
+        self._app_extensions: list[Type[ApplicationExtensionABC | AsyncApplicationExtensionABC]] = []
+        self._startup_extensions: list[Type[StartupExtensionABC | AsyncStartupABC]] = []
+
+    def use_startup(self, startup: Type[StartupABC | AsyncStartupABC]) -> "ApplicationBuilder":
+        self._startup = startup()
+        return self
+
+    def use_extension(
+        self,
+        extension: Type[
+            ApplicationExtensionABC | AsyncApplicationExtensionABC | StartupExtensionABC | AsyncStartupExtensionABC
+        ],
+    ) -> "ApplicationBuilder":
+        if (
+            issubclass(extension, ApplicationExtensionABC) or issubclass(extension, AsyncApplicationExtensionABC)
+        ) and extension not in self._app_extensions:
+            self._app_extensions.append(extension)
+        elif (
+            issubclass(extension, StartupExtensionABC) or issubclass(extension, AsyncStartupExtensionABC)
+        ) and extension not in self._startup_extensions:
+            self._startup_extensions.append(extension)
+
+        return self
+
+    def _build_startup(self):
+        for ex in self._startup_extensions:
+            extension = ex()
+            extension.configure_configuration(Configuration, Environment)
+            extension.configure_services(self._services, Environment)
+
+        if self._startup is not None:
+            self._startup.configure_configuration(Configuration, Environment)
+            self._startup.configure_services(self._services, Environment)
+
+    async def _build_async_startup(self):
+        for ex in self._startup_extensions:
+            extension = ex()
+            await extension.configure_configuration(Configuration, Environment)
+            await extension.configure_services(self._services, Environment)
+
+        if self._startup is not None:
+            await self._startup.configure_configuration(Configuration, Environment)
+            await self._startup.configure_services(self._services, Environment)
+
+    def build(self) -> ApplicationABC:
+        self._build_startup()
+
+        config = Configuration
+        services = self._services.build_service_provider()
+
+        for ex in self._app_extensions:
+            extension = ex()
+            extension.run(config, services)
+
+        return self._app(services)
+
+    async def build_async(self) -> ApplicationABC:
+        await self._build_async_startup()
+
+        config = Configuration
+        services = self._services.build_service_provider()
+
+        for ex in self._app_extensions:
+            extension = ex()
+            await extension.run(config, services)
+
+        return self._app(services)

src/cpl-application/cpl/application/application_builder_abc.py

@@ -1,12 +1,12 @@
 from abc import ABC, abstractmethod
 from typing import Type
 
-from cpl_core.application.application_abc import ApplicationABC
-from cpl_core.application.startup_abc import StartupABC
+from cpl.application.application_abc import ApplicationABC
+from cpl.application.startup_abc import StartupABC
 
 
 class ApplicationBuilderABC(ABC):
-    r"""ABC for the :class:`cpl_core.application.application_builder.ApplicationBuilder`"""
+    r"""ABC for the :class:`cpl.application.application_builder.ApplicationBuilder`"""
 
     @abstractmethod
     def __init__(self, *args):
@@ -17,35 +17,31 @@ class ApplicationBuilderABC(ABC):
         r"""Sets the custom startup class to use
 
         Parameter:
-            startup: Type[:class:`cpl_core.application.startup_abc.StartupABC`]
+            startup: Type[:class:`cpl.application.startup_abc.StartupABC`]
                 Startup class to use
         """
-        pass
 
     @abstractmethod
     async def use_startup(self, startup: Type[StartupABC]):
         r"""Sets the custom startup class to use async
 
         Parameter:
-            startup: Type[:class:`cpl_core.application.startup_abc.StartupABC`]
+            startup: Type[:class:`cpl.application.startup_abc.StartupABC`]
                 Startup class to use
         """
-        pass
 
     @abstractmethod
     def build(self) -> ApplicationABC:
         r"""Creates custom application object
 
         Returns:
-            Object of :class:`cpl_core.application.application_abc.ApplicationABC`
+            Object of :class:`cpl.application.application_abc.ApplicationABC`
         """
-        pass
 
     @abstractmethod
     async def build_async(self) -> ApplicationABC:
         r"""Creates custom application object async
 
         Returns:
-            Object of :class:`cpl_core.application.application_abc.ApplicationABC`
+            Object of :class:`cpl.application.application_abc.ApplicationABC`
         """
-        pass

src/cpl-application/cpl/application/application_extension_abc.py

@@ -0,0 +1,14 @@
+from abc import ABC, abstractmethod
+
+from cpl.core.configuration.configuration import Configuration
+from cpl.dependency import ServiceProviderABC
+
+
+class ApplicationExtensionABC(ABC):
+    @abstractmethod
+    def __init__(self):
+        pass
+
+    @abstractmethod
+    def run(self, config: Configuration, services: ServiceProviderABC):
+        pass

src/cpl-application/cpl/application/async_application_extension_abc.py

@@ -0,0 +1,14 @@
+from abc import ABC, abstractmethod
+
+from cpl.core.configuration.configuration import Configuration
+from cpl.dependency import ServiceProviderABC
+
+
+class AsyncApplicationExtensionABC(ABC):
+    @abstractmethod
+    def __init__(self):
+        pass
+
+    @abstractmethod
+    async def run(self, config: Configuration, services: ServiceProviderABC):
+        pass

src/cpl-application/cpl/application/async_startup_abc.py

@@ -0,0 +1,23 @@
+from abc import ABC, abstractmethod
+
+from cpl.dependency.service_collection import ServiceCollection
+
+
+class AsyncStartupABC(ABC):
+    r"""ABC for the startup class"""
+
+    @abstractmethod
+    def __init__(self):
+        pass
+
+    @abstractmethod
+    async def configure_configuration(self):
+        r"""Creates configuration of application"""
+
+    @abstractmethod
+    async def configure_services(self, service: ServiceCollection):
+        r"""Creates service provider
+
+        Parameter:
+            services: :class:`cpl.dependency.service_collection`
+        """

src/cpl-application/cpl/application/async_startup_extension_abc.py

@@ -0,0 +1,31 @@
+from abc import ABC, abstractmethod
+
+from cpl.core.configuration.configuration import Configuration
+from cpl.dependency.service_collection import ServiceCollection
+from cpl.core.environment.environment import Environment
+
+
+class AsyncStartupExtensionABC(ABC):
+    r"""ABC for startup extension classes"""
+
+    @abstractmethod
+    def __init__(self):
+        pass
+
+    @abstractmethod
+    async def configure_configuration(self, config: Configuration, env: Environment):
+        r"""Creates configuration of application
+
+        Parameter:
+            config: :class:`cpl.core.configuration.configuration_abc.Configuration`
+            env: :class:`cpl.core.environment.application_environment_abc`
+        """
+
+    @abstractmethod
+    async def configure_services(self, service: ServiceCollection, env: Environment):
+        r"""Creates service provider
+
+        Parameter:
+            services: :class:`cpl.dependency.service_collection`
+            env: :class:`cpl.core.environment.application_environment_abc`
+        """

src/cpl-application/cpl/application/startup_abc.py

@@ -0,0 +1,31 @@
+from abc import ABC, abstractmethod
+
+from cpl.core.configuration import Configuration
+from cpl.dependency.service_collection import ServiceCollection
+from cpl.core.environment import Environment
+
+
+class StartupABC(ABC):
+    r"""ABC for the startup class"""
+
+    @abstractmethod
+    def __init__(self):
+        pass
+
+    @abstractmethod
+    def configure_configuration(self, config: Configuration, env: Environment):
+        r"""Creates configuration of application
+
+        Parameter:
+            config: :class:`cpl.core.configuration.configuration_abc.ConfigurationABC`
+            env: :class:`cpl.core.environment.application_environment_abc`
+        """
+
+    @abstractmethod
+    def configure_services(self, service: ServiceCollection, env: Environment):
+        r"""Creates service provider
+
+        Parameter:
+            services: :class:`cpl.dependency.service_collection`
+            env: :class:`cpl.core.environment.application_environment_abc`
+        """

src/cpl-application/cpl/application/startup_extension_abc.py

@@ -0,0 +1,33 @@
+from abc import ABC, abstractmethod
+
+
+from cpl.core.configuration import Configuration
+from cpl.dependency.service_collection import ServiceCollection
+
+from cpl.core.environment.environment import Environment
+
+
+class StartupExtensionABC(ABC):
+    r"""ABC for startup extension classes"""
+
+    @abstractmethod
+    def __init__(self):
+        pass
+
+    @abstractmethod
+    def configure_configuration(self, config: Configuration, env: Environment):
+        r"""Creates configuration of application
+
+        Parameter:
+            config: :class:`cpl.core.configuration.configuration_abc.ConfigurationABC`
+            env: :class:`cpl.core.environment.application_environment_abc`
+        """
+
+    @abstractmethod
+    def configure_services(self, service: ServiceCollection, env: Environment):
+        r"""Creates service provider
+
+        Parameter:
+            services: :class:`cpl.dependency.service_collection`
+            env: :class:`cpl.core.environment.application_environment_abc`
+        """

src/cpl-application/pyproject.toml

@@ -0,0 +1,30 @@
+[build-system]
+requires = ["setuptools>=70.1.0", "wheel>=0.43.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "cpl-application"
+version = "2024.7.0"
+description = "CPL application"
+readme ="CPL application package"
+requires-python = ">=3.12"
+license = { text = "MIT" }
+authors = [
+    { name = "Sven Heidemann", email = "sven.heidemann@sh-edraft.de" }
+]
+keywords = ["cpl", "application", "backend", "shared", "library"]
+
+dynamic = ["dependencies", "optional-dependencies"]
+
+[project.urls]
+Homepage = "https://www.sh-edraft.de"
+
+[tool.setuptools.packages.find]
+where = ["."]
+include = ["cpl*"]
+
+[tool.setuptools.dynamic]
+dependencies = { file = ["requirements.txt"] }
+optional-dependencies.dev = { file = ["requirements.dev.txt"] }
+
+

src/cpl-application/requirements.dev.txt

@@ -0,0 +1 @@
+black==25.1.0

src/cpl-application/requirements.txt

@@ -0,0 +1,2 @@
+cpl-core
+cpl-dependency

src/cpl-core/cpl/core/__init__.py

@@ -0,0 +1 @@
+

src/cpl-core/cpl/core/configuration/__init__.py

@@ -0,0 +1,2 @@
+from .configuration import Configuration
+from .configuration_model_abc import ConfigurationModelABC

src/cpl-core/cpl/core/configuration/configuration.py

@@ -0,0 +1,134 @@
+import inspect
+import json
+import os
+import sys
+from typing import Any
+
+from cpl.core.configuration.configuration_model_abc import ConfigurationModelABC
+from cpl.core.console.console import Console
+from cpl.core.console.foreground_color_enum import ForegroundColorEnum
+from cpl.core.environment.environment import Environment
+from cpl.core.typing import D, T
+from cpl.core.utils.json_processor import JSONProcessor
+
+
+class Configuration:
+    _config = {}
+
+    @staticmethod
+    def _print_info(message: str):
+        r"""Prints an info message
+
+        Parameter:
+            name: :class:`str`
+                Info name
+            message: :class:`str`
+                Info message
+        """
+        Console.set_foreground_color(ForegroundColorEnum.green)
+        Console.write_line(f"[CONFIG] {message}")
+        Console.set_foreground_color(ForegroundColorEnum.default)
+
+    @staticmethod
+    def _print_warn(message: str):
+        r"""Prints a warning
+
+        Parameter:
+            name: :class:`str`
+                Warning name
+            message: :class:`str`
+                Warning message
+        """
+        Console.set_foreground_color(ForegroundColorEnum.yellow)
+        Console.write_line(f"[CONFIG] {message}")
+        Console.set_foreground_color(ForegroundColorEnum.default)
+
+    @staticmethod
+    def _print_error(message: str):
+        r"""Prints an error
+
+        Parameter:
+            name: :class:`str`
+                Error name
+            message: :class:`str`
+                Error message
+        """
+        Console.set_foreground_color(ForegroundColorEnum.red)
+        Console.write_line(f"[CONFIG] {message}")
+        Console.set_foreground_color(ForegroundColorEnum.default)
+
+    @classmethod
+    def _load_json_file(cls, file: str, output: bool) -> dict:
+        r"""Reads the json file
+
+        Parameter:
+            file: :class:`str`
+                Name of the file
+            output: :class:`bool`
+                Specifies whether an output should take place
+
+        Returns:
+            Object of :class:`dict`
+        """
+        try:
+            # open config file, create if not exists
+            with open(file, encoding="utf-8") as cfg:
+                # load json
+                json_cfg = json.load(cfg)
+                if output:
+                    cls._print_info(f"Loaded config file: {file}")
+
+                return json_cfg
+        except Exception as e:
+            cls._print_error(f"Cannot load config file: {file}! -> {e}")
+            return {}
+
+    @classmethod
+    def add_json_file(cls, name: str, optional: bool = None, output: bool = True, path: str = None):
+        if os.path.isabs(name):
+            file_path = name
+        else:
+            path_root = Environment.get_cwd()
+            if path is not None:
+                path_root = path
+
+            if str(path_root).endswith("/") and not name.startswith("/"):
+                file_path = f"{path_root}{name}"
+            else:
+                file_path = f"{path_root}/{name}"
+
+        if not os.path.isfile(file_path):
+            if optional is not True:
+                if output:
+                    cls._print_error(f"File not found: {file_path}")
+
+                sys.exit()
+
+            if output:
+                cls._print_warn(f"Not Loaded config file: {file_path}")
+
+            return None
+
+        config_from_file = cls._load_json_file(file_path, output)
+        for sub in ConfigurationModelABC.__subclasses__():
+            for key, value in config_from_file.items():
+                if sub.__name__ != key and sub.__name__.replace("Settings", "") != key:
+                    continue
+
+                configuration = JSONProcessor.process(sub, value)
+
+                cls.set(sub, configuration)
+
+    @classmethod
+    def set(cls, key: Any, value: T):
+        if inspect.isclass(key):
+            key = key.__name__
+
+        cls._config[key] = value
+
+    @classmethod
+    def get(cls, key: Any, default: D = None) -> T | D:
+        if inspect.isclass(key):
+            key = key.__name__
+
+        return cls._config.get(key, default)

src/cpl-core/cpl/core/configuration/configuration_model_abc.py

@@ -0,0 +1,5 @@
+from abc import ABC
+
+
+class ConfigurationModelABC(ABC):
+    pass

src/cpl-core/cpl/core/console/__init__.py

@@ -0,0 +1,4 @@
+from .background_color_enum import BackgroundColorEnum
+from .console import Console
+from ._call import ConsoleCall
+from .foreground_color_enum import ForegroundColorEnum

src/cpl-core/cpl/core/console/_spinner.py

@@ -1,28 +1,29 @@
 import os
 import sys
-import threading
+import multiprocessing
 import time
+from multiprocessing import Process
 
 from termcolor import colored
 
-from cpl_core.console.background_color_enum import BackgroundColorEnum
-from cpl_core.console.foreground_color_enum import ForegroundColorEnum
+from cpl.core.console.background_color_enum import BackgroundColorEnum
+from cpl.core.console.foreground_color_enum import ForegroundColorEnum
 
 
-class SpinnerThread(threading.Thread):
-    r"""Thread to show spinner in terminal
+class Spinner(Process):
+    r"""Process to show spinner in terminal
 
     Parameter:
         msg_len: :class:`int`
             Length of the message
-        foreground_color: :class:`cpl_core.console.foreground_color.ForegroundColorEnum`
+        foreground_color: :class:`cpl.core.console.foreground_color.ForegroundColorEnum`
             Foreground color of the spinner
-        background_color: :class:`cpl_core.console.background_color.BackgroundColorEnum`
+        background_color: :class:`cpl.core.console.background_color.BackgroundColorEnum`
             Background color of the spinner
     """
 
     def __init__(self, msg_len: int, foreground_color: ForegroundColorEnum, background_color: BackgroundColorEnum):
-        threading.Thread.__init__(self)
+        Process.__init__(self)
 
         self._msg_len = msg_len
         self._foreground_color = foreground_color
@@ -50,29 +51,26 @@ class SpinnerThread(threading.Thread):
         return color_args
 
     def run(self) -> None:
-        r"""Entry point of thread, shows the spinner"""
+        r"""Entry point of process, shows the spinner"""
         columns = 0
         if sys.platform == "win32":
             columns = os.get_terminal_size().columns
         else:
-            term_rows, term_columns = os.popen("stty size", "r").read().split()
+            values = os.popen("stty size", "r").read().split()
+            term_rows, term_columns = values if len(values) == 2 else (0, 0)
             columns = int(term_columns)
 
         end_msg = "done"
-        end_msg_pos = columns - self._msg_len - len(end_msg)
-        if end_msg_pos > 0:
-            print(f'{"" : >{end_msg_pos}}', end="")
+
+        padding = columns - self._msg_len - len(end_msg)
+        if padding > 0:
+            print(f'{"" : >{padding}}', end="")
         else:
             print("", end="")
 
-        first = True
         spinner = self._spinner()
         while self._is_spinning:
-            if first:
-                first = False
-                print(colored(f"{next(spinner): >{len(end_msg) - 1}}", *self._get_color_args()), end="")
-            else:
-                print(colored(f"{next(spinner): >{len(end_msg)}}", *self._get_color_args()), end="")
+            print(colored(f"{next(spinner): >{len(end_msg)}}", *self._get_color_args()), end="")
             time.sleep(0.1)
             back = ""
             for i in range(0, len(end_msg)):
@@ -84,9 +82,10 @@ class SpinnerThread(threading.Thread):
         if not self._exit:
             print(colored(end_msg, *self._get_color_args()), end="")
 
-    def stop_spinning(self):
+    def stop(self):
         r"""Stops the spinner"""
         self._is_spinning = False
+        super().terminate()
         time.sleep(0.1)
 
     def exit(self):

src/cpl-core/cpl/core/console/console.py

@@ -9,14 +9,15 @@ import colorama
 from tabulate import tabulate
 from termcolor import colored
 
-from cpl_core.console.background_color_enum import BackgroundColorEnum
-from cpl_core.console.console_call import ConsoleCall
-from cpl_core.console.foreground_color_enum import ForegroundColorEnum
-from cpl_core.console.spinner_thread import SpinnerThread
+from cpl.core.console.background_color_enum import BackgroundColorEnum
+from cpl.core.console._call import ConsoleCall
+from cpl.core.console.foreground_color_enum import ForegroundColorEnum
+from cpl.core.console._spinner import Spinner
 
 
 class Console:
     r"""Useful functions for handling with input and output"""
+
     colorama.init()
     _is_first_write = True
 
@@ -61,7 +62,7 @@ class Console:
         r"""Sets the background color
 
         Parameter:
-            color: Union[:class:`cpl_core.console.background_color_enum.BackgroundColorEnum`, :class:`str`]
+            color: Union[:class:`cpl.core.console.background_color_enum.BackgroundColorEnum`, :class:`str`]
                 Background color of the console
         """
         if type(color) is str:
@@ -74,7 +75,7 @@ class Console:
         r"""Sets the foreground color
 
         Parameter:
-            color: Union[:class:`cpl_core.console.background_color_enum.BackgroundColorEnum`, :class:`str`]
+            color: Union[:class:`cpl.core.console.background_color_enum.BackgroundColorEnum`, :class:`str`]
                 Foreground color of the console
         """
         if type(color) is str:
@@ -365,17 +366,17 @@ class Console:
                 Message or header of the selection
             options: List[:class:`str`]
                 Selectable options
-            header_foreground_color: Union[:class:`str`, :class:`cpl_core.console.foreground_color_enum.ForegroundColorEnum`]
+            header_foreground_color: Union[:class:`str`, :class:`cpl.core.console.foreground_color_enum.ForegroundColorEnum`]
                 Foreground color of the header
-            header_background_color: Union[:class:`str`, :class:`cpl_core.console.background_color_enum.BackgroundColorEnum`]
+            header_background_color: Union[:class:`str`, :class:`cpl.core.console.background_color_enum.BackgroundColorEnum`]
                 Background color of the header
-            option_foreground_color: Union[:class:`str`, :class:`cpl_core.console.foreground_color_enum.ForegroundColorEnum`]
+            option_foreground_color: Union[:class:`str`, :class:`cpl.core.console.foreground_color_enum.ForegroundColorEnum`]
                 Foreground color of the options
-            option_background_color: Union[:class:`str`, :class:`cpl_core.console.background_color_enum.BackgroundColorEnum`]
+            option_background_color: Union[:class:`str`, :class:`cpl.core.console.background_color_enum.BackgroundColorEnum`]
                 Background color of the options
-            cursor_foreground_color: Union[:class:`str`, :class:`cpl_core.console.foreground_color_enum.ForegroundColorEnum`]
+            cursor_foreground_color: Union[:class:`str`, :class:`cpl.core.console.foreground_color_enum.ForegroundColorEnum`]
                 Foreground color of the cursor
-            cursor_background_color: Union[:class:`str`, :class:`cpl_core.console.background_color_enum.BackgroundColorEnum`]
+            cursor_background_color: Union[:class:`str`, :class:`cpl.core.console.background_color_enum.BackgroundColorEnum`]
                 Background color of the cursor
 
         Returns:
@@ -429,13 +430,13 @@ class Console:
                 Function to call
             args: :class:`list`
                 Arguments of the function
-            text_foreground_color: Union[:class:`str`, :class:`cpl_core.console.foreground_color_enum.ForegroundColorEnum`]
+            text_foreground_color: Union[:class:`str`, :class:`cpl.core.console.foreground_color_enum.ForegroundColorEnum`]
                 Foreground color of the text
-            spinner_foreground_color: Union[:class:`str`, :class:`cpl_core.console.foreground_color_enum.ForegroundColorEnum`]
+            spinner_foreground_color: Union[:class:`str`, :class:`cpl.core.console.foreground_color_enum.ForegroundColorEnum`]
                 Foreground color of the spinner
-            text_background_color: Union[:class:`str`, :class:`cpl_core.console.background_color_enum.BackgroundColorEnum`]
+            text_background_color: Union[:class:`str`, :class:`cpl.core.console.background_color_enum.BackgroundColorEnum`]
                 Background color of the text
-            spinner_background_color: Union[:class:`str`, :class:`cpl_core.console.background_color_enum.BackgroundColorEnum`]
+            spinner_background_color: Union[:class:`str`, :class:`cpl.core.console.background_color_enum.BackgroundColorEnum`]
                 Background color of the spinner
             kwargs: :class:`dict`
                 Keyword arguments of the call
@@ -463,7 +464,7 @@ class Console:
         cls.set_hold_back(True)
         spinner = None
         if not cls._disabled:
-            spinner = SpinnerThread(len(message), spinner_foreground_color, spinner_background_color)
+            spinner = Spinner(len(message), spinner_foreground_color, spinner_background_color)
             spinner.start()
 
         return_value = None
@@ -475,7 +476,7 @@ class Console:
             cls.close()
 
         if spinner is not None:
-            spinner.stop_spinning()
+            spinner.stop()
         cls.set_hold_back(False)
 
         cls.set_foreground_color(ForegroundColorEnum.default)

src/cpl-core/cpl/core/environment/__init__.py

@@ -0,0 +1,2 @@
+from .environment_enum import EnvironmentEnum
+from .environment import Environment

src/cpl-core/cpl/core/environment/environment.py

@@ -0,0 +1,68 @@
+import os
+from socket import gethostname
+from typing import Optional, Type
+
+from cpl.core.environment.environment_enum import EnvironmentEnum
+from cpl.core.typing import T
+from cpl.core.utils.get_value import get_value
+
+
+class Environment:
+    r"""Represents environment of the application
+
+    Parameter:
+        name: :class:`cpl.core.environment.environment_name_enum.EnvironmentNameEnum`
+    """
+
+    @classmethod
+    def get_environment(cls):
+        return cls.get("ENVIRONMENT", str, EnvironmentEnum.production.value)
+
+    @classmethod
+    def set_environment(cls, environment: str):
+        assert environment is not None and environment != "", "environment must not be None or empty"
+        assert environment.lower() in [
+            e.value for e in EnvironmentEnum
+        ], f"environment must be one of {[e.value for e in EnvironmentEnum]}"
+        cls.set("ENVIRONMENT", environment.lower())
+
+    @classmethod
+    def get_app_name(cls) -> str:
+        return cls.get("APP_NAME", str)
+
+    @classmethod
+    def set_app_name(cls, app_name: str):
+        cls.set("APP_NAME", app_name)
+
+    @staticmethod
+    def get_host_name() -> str:
+        return gethostname()
+
+    @staticmethod
+    def get_cwd() -> str:
+        return os.getcwd()
+
+    @staticmethod
+    def set_cwd(working_directory: str):
+        assert working_directory is not None and working_directory != "", "working_directory must not be None or empty"
+
+        os.chdir(working_directory)
+
+    @staticmethod
+    def set(key: str, value: T):
+        assert key is not None and key != "", "key must not be None or empty"
+
+        os.environ[key] = str(value)
+
+    @staticmethod
+    def get(key: str, cast_type: Type[T], default: Optional[T] = None) -> Optional[T]:
+        """
+        Get an environment variable and cast it to a specified type.
+        :param str key: The name of the environment variable.
+        :param Type[T] cast_type: A callable to cast the variable's value.
+        :param Optional[T] default: The default value to return if the variable is not found. Defaults to None.The default value to return if the variable is not found. Defaults to None.
+        :return: The casted value, or None if the variable is not found.
+        :rtype: Optional[T]
+        """
+
+        return get_value(dict(os.environ), key, cast_type, default)

src/cpl-core/cpl/core/environment/environment_enum.py

@@ -1,7 +1,7 @@
 from enum import Enum
 
 
-class EnvironmentNameEnum(Enum):
+class EnvironmentEnum(Enum):
     production = "production"
     staging = "staging"
     testing = "testing"

src/cpl-core/cpl/core/log/__init__.py

@@ -0,0 +1,4 @@
+from .logger import Logger
+from .logger_abc import LoggerABC
+from .log_level_enum import LogLevelEnum
+from .logging_settings import LogSettings

src/cpl-core/cpl/core/log/log_level_enum.py

@@ -0,0 +1,11 @@
+from enum import Enum
+
+
+class LogLevelEnum(Enum):
+    off = "OFF"  # Nothing
+    trace = "TRC"  # Detailed app information's
+    debug = "DEB"  # Detailed app state
+    info = "INF"  # Normal information's
+    warning = "WAR"  # Error that can later be fatal
+    error = "ERR"  # Non fatal error
+    fatal = "FAT"  # Error that cause exit

src/cpl-core/cpl/core/log/logger.py

@@ -0,0 +1,117 @@
+import os
+import traceback
+from datetime import datetime
+
+from cpl.core.console import Console
+from cpl.core.log.log_level_enum import LogLevelEnum
+from cpl.core.log.logger_abc import LoggerABC
+from cpl.core.typing import Messages, Source
+
+
+class Logger(LoggerABC):
+    _level = LogLevelEnum.info
+    _levels = [x for x in LogLevelEnum]
+
+    # ANSI color codes for different log levels
+    _COLORS = {
+        LogLevelEnum.trace: "\033[37m",  # Light Gray
+        LogLevelEnum.debug: "\033[94m",  # Blue
+        LogLevelEnum.info: "\033[92m",  # Green
+        LogLevelEnum.warning: "\033[93m",  # Yellow
+        LogLevelEnum.error: "\033[91m",  # Red
+        LogLevelEnum.fatal: "\033[95m",  # Magenta
+    }
+
+    def __init__(self, source: Source, file_prefix: str = None):
+        LoggerABC.__init__(self)
+        assert source is not None and source != "", "Source cannot be None or empty"
+        self._source = source
+
+        if file_prefix is None:
+            file_prefix = "app"
+
+        self._file_prefix = file_prefix
+        self._create_log_dir()
+
+    @property
+    def log_file(self):
+        return f"logs/{self._file_prefix}_{datetime.now().strftime('%Y-%m-%d')}.log"
+
+    @staticmethod
+    def _create_log_dir():
+        if os.path.exists("logs"):
+            return
+
+        os.makedirs("logs")
+
+    @classmethod
+    def set_level(cls, level: LogLevelEnum):
+        if level in cls._levels:
+            cls._level = level
+        else:
+            raise ValueError(f"Invalid log level: {level}")
+
+    @staticmethod
+    def _ensure_file_size(log_file: str):
+        if not os.path.exists(log_file) or os.path.getsize(log_file) <= 0.5 * 1024 * 1024:
+            return
+
+        # if exists and size is greater than 300MB, create a new file
+        os.rename(
+            log_file,
+            f"{log_file.split('.log')[0]}_{datetime.now().strftime('%H-%M-%S')}.log",
+        )
+
+    def _write_log_to_file(self, content: str):
+        file = self.log_file
+        self._ensure_file_size(file)
+        with open(file, "a") as log_file:
+            log_file.write(content + "\n")
+            log_file.close()
+
+    def _log(self, level: LogLevelEnum, *messages: Messages):
+        try:
+            if self._levels.index(level) < self._levels.index(self._level):
+                return
+
+            timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S.%f")
+            formatted_message = self._format_message(level.value, timestamp, *messages)
+
+            self._write_log_to_file(formatted_message)
+            Console.write_line(f"{self._COLORS.get(self._level, '\033[0m')}{formatted_message}\033[0m")
+        except Exception as e:
+            print(f"Error while logging: {e} -> {traceback.format_exc()}")
+
+    def _format_message(self, level: str, timestamp, *messages: Messages) -> str:
+        if isinstance(messages, tuple):
+            messages = list(messages)
+
+        if not isinstance(messages, list):
+            messages = [messages]
+
+        messages = [str(message) for message in messages if message is not None]
+
+        return f"<{timestamp}> [{level.upper():^3}] [{self._file_prefix}] - [{self._source}]: {' '.join(messages)}"
+
+    def header(self, string: str):
+        self._log(LogLevelEnum.info, string)
+
+    def trace(self, *messages: Messages):
+        self._log(LogLevelEnum.trace, *messages)
+
+    def debug(self, *messages: Messages):
+        self._log(LogLevelEnum.debug, *messages)
+
+    def info(self, *messages: Messages):
+        self._log(LogLevelEnum.info, *messages)
+
+    def warning(self, *messages: Messages):
+        self._log(LogLevelEnum.warning, *messages)
+
+    def error(self, message, e: Exception = None):
+        self._log(LogLevelEnum.error, message, f"{e} -> {traceback.format_exc()}" if e else None)
+
+    def fatal(self, message, e: Exception = None, prevent_quit: bool = False):
+        self._log(LogLevelEnum.fatal, message, f"{e} -> {traceback.format_exc()}" if e else None)
+        if not prevent_quit:
+            exit(-1)

src/cpl-core/cpl/core/log/logger_abc.py

@@ -1,12 +1,18 @@
 from abc import abstractmethod, ABC
 
+from cpl.core.typing import Messages
+
 
 class LoggerABC(ABC):
-    r"""ABC for :class:`cpl_core.logging.logger_service.Logger`"""
+    r"""ABC for :class:`cpl.core.log.logger_service.Logger`"""
 
     @abstractmethod
-    def __init__(self):
-        ABC.__init__(self)
+    def set_level(self, level: str):
+        pass
+
+    @abstractmethod
+    def _format_message(self, level: str, timestamp, *messages: Messages) -> str:
+        pass
 
     @abstractmethod
     def header(self, string: str):
@@ -16,10 +22,9 @@ class LoggerABC(ABC):
             string: :class:`str`
                 String to write as header
         """
-        pass
 
     @abstractmethod
-    def trace(self, name: str, message: str):
+    def trace(self, *messages: Messages):
         r"""Writes a trace message
 
         Parameter:
@@ -28,10 +33,9 @@ class LoggerABC(ABC):
             message: :class:`str`
                 Message string
         """
-        pass
 
     @abstractmethod
-    def debug(self, name: str, message: str):
+    def debug(self, *messages: Messages):
         r"""Writes a debug message
 
         Parameter:
@@ -40,10 +44,9 @@ class LoggerABC(ABC):
             message: :class:`str`
                 Message string
         """
-        pass
 
     @abstractmethod
-    def info(self, name: str, message: str):
+    def info(self, *messages: Messages):
         r"""Writes an information
 
         Parameter:
@@ -52,10 +55,9 @@ class LoggerABC(ABC):
             message: :class:`str`
                 Message string
         """
-        pass
 
     @abstractmethod
-    def warn(self, name: str, message: str):
+    def warning(self, *messages: Messages):
         r"""Writes an warning
 
         Parameter:
@@ -64,10 +66,9 @@ class LoggerABC(ABC):
             message: :class:`str`
                 Message string
         """
-        pass
 
     @abstractmethod
-    def error(self, name: str, message: str, ex: Exception = None):
+    def error(self, messages: str, e: Exception = None):
         r"""Writes an error
 
         Parameter:
@@ -78,10 +79,9 @@ class LoggerABC(ABC):
             ex: :class:`Exception`
                 Thrown exception
         """
-        pass
 
     @abstractmethod
-    def fatal(self, name: str, message: str, ex: Exception = None):
+    def fatal(self, messages: str, e: Exception = None):
         r"""Writes an error and ends the program
 
         Parameter:
@@ -92,4 +92,3 @@ class LoggerABC(ABC):
             ex: :class:`Exception`
                 Thrown exception
         """
-        pass

src/cpl-core/cpl/core/log/logging_settings.py

@@ -1,28 +1,24 @@
-import traceback
 from typing import Optional
 
-from cpl_core.configuration.configuration_model_abc import ConfigurationModelABC
-from cpl_core.console.console import Console
-from cpl_core.console.foreground_color_enum import ForegroundColorEnum
-from cpl_core.logging.logging_level_enum import LoggingLevelEnum
-from cpl_core.logging.logging_settings_name_enum import LoggingSettingsNameEnum
+from cpl.core.configuration.configuration_model_abc import ConfigurationModelABC
+from cpl.core.log.log_level_enum import LogLevelEnum
 
 
-class LoggingSettings(ConfigurationModelABC):
+class LogSettings(ConfigurationModelABC):
     r"""Representation of logging settings"""
 
     def __init__(
         self,
         path: str = None,
         filename: str = None,
-        console_log_level: LoggingLevelEnum = None,
-        file_log_level: LoggingLevelEnum = None,
+        console_log_level: LogLevelEnum = None,
+        file_log_level: LogLevelEnum = None,
     ):
         ConfigurationModelABC.__init__(self)
         self._path: Optional[str] = path
         self._filename: Optional[str] = filename
-        self._console: Optional[LoggingLevelEnum] = console_log_level
-        self._level: Optional[LoggingLevelEnum] = file_log_level
+        self._console: Optional[LogLevelEnum] = console_log_level
+        self._level: Optional[LogLevelEnum] = file_log_level
 
     @property
     def path(self) -> str:
@@ -41,17 +37,17 @@ class LoggingSettings(ConfigurationModelABC):
         self._filename = filename
 
     @property
-    def console(self) -> LoggingLevelEnum:
+    def console(self) -> LogLevelEnum:
         return self._console
 
     @console.setter
-    def console(self, console: LoggingLevelEnum) -> None:
+    def console(self, console: LogLevelEnum) -> None:
         self._console = console
 
     @property
-    def level(self) -> LoggingLevelEnum:
+    def level(self) -> LogLevelEnum:
         return self._level
 
     @level.setter
-    def level(self, level: LoggingLevelEnum) -> None:
+    def level(self, level: LogLevelEnum) -> None:
         self._level = level

src/cpl-core/cpl/core/pipes/__init__.py

@@ -0,0 +1,3 @@
+from .bool_pipe import BoolPipe
+from .ip_address_pipe import IPAddressPipe
+from .pipe_abc import PipeABC

src/cpl-core/cpl/core/pipes/bool_pipe.py

@@ -0,0 +1,13 @@
+from cpl.core.pipes.pipe_abc import PipeABC
+from cpl.core.typing import T
+
+
+class BoolPipe[bool](PipeABC):
+
+    @staticmethod
+    def to_str(value: T, *args):
+        return str(value).lower()
+
+    @staticmethod
+    def from_str(value: str, *args) -> T:
+        return value in ("True", "true", "1", "yes", "y", "Y")

src/cpl-core/cpl/core/pipes/ip_address_pipe.py

@@ -0,0 +1,38 @@
+from cpl.core.pipes.pipe_abc import PipeABC
+from cpl.core.typing import T
+
+
+class IPAddressPipe[list](PipeABC):
+    @staticmethod
+    def to_str(value: T, *args) -> str:
+        string = ""
+
+        if len(value) != 4:
+            raise ValueError("Invalid IP")
+
+        for i in range(0, len(value)):
+            byte = value[i]
+            if not 0 <= byte <= 255:
+                raise ValueError("Invalid IP")
+
+            if i == len(value) - 1:
+                string += f"{byte}"
+            else:
+                string += f"{byte}."
+
+        return string
+
+    @staticmethod
+    def from_str(value: str, *args) -> T:
+        parts = value.split(".")
+        if len(parts) != 4:
+            raise Exception("Invalid IP")
+
+        result = []
+        for part in parts:
+            byte = int(part)
+            if not 0 <= byte <= 255:
+                raise Exception("Invalid IP")
+            result.append(byte)
+
+        return result

src/cpl-core/cpl/core/pipes/pipe_abc.py

@@ -0,0 +1,16 @@
+from abc import ABC, abstractmethod
+from typing import Generic
+
+from cpl.core.typing import T
+
+
+class PipeABC(ABC, Generic[T]):
+    @staticmethod
+    @abstractmethod
+    def to_str(value: T, *args) -> str:
+        pass
+
+    @staticmethod
+    @abstractmethod
+    def from_str(value: str, *args) -> T:
+        pass

src/cpl-core/cpl/core/time/__init__.py

@@ -0,0 +1,2 @@
+from .time_format_settings import TimeFormatSettings
+from .time_format_settings_names_enum import TimeFormatSettingsNamesEnum

src/cpl-core/cpl/core/time/time_format_settings.py

@@ -1,10 +1,6 @@
-import traceback
 from typing import Optional
 
-from cpl_core.configuration.configuration_model_abc import ConfigurationModelABC
-from cpl_core.console.console import Console
-from cpl_core.console.foreground_color_enum import ForegroundColorEnum
-from cpl_core.time.time_format_settings_names_enum import TimeFormatSettingsNamesEnum
+from cpl.core.configuration.configuration_model_abc import ConfigurationModelABC
 
 
 class TimeFormatSettings(ConfigurationModelABC):

src/cpl-core/cpl/core/typing.py

@@ -0,0 +1,16 @@
+from typing import TypeVar, Any
+from uuid import UUID
+
+T = TypeVar("T")
+D = TypeVar("D")
+R = TypeVar("R")
+
+Service = TypeVar("Service")
+Source = TypeVar("Source")
+
+Messages = list[Any] | Any
+
+UuidId = str | UUID
+SerialId = int
+
+Id = UuidId | SerialId

src/cpl-core/cpl/core/utils/__init__.py

@@ -0,0 +1,5 @@
+from .base64 import Base64
+from .credential_manager import CredentialManager
+from .json_processor import JSONProcessor
+from .pip import Pip
+from .string import String

src/cpl-core/cpl/core/utils/base64.py

@@ -0,0 +1,43 @@
+import base64
+from typing import Union
+
+
+class Base64:
+
+    @staticmethod
+    def encode(string: str) -> str:
+        """
+        Encode a string with base64
+        :param string:
+        :return:
+        """
+        return base64.b64encode(string.encode("utf-8")).decode("utf-8")
+
+    @staticmethod
+    def decode(string: str) -> str:
+        """
+        Decode a string with base64
+        :param string:
+        :return:
+        """
+        return base64.b64decode(string).decode("utf-8")
+
+    @staticmethod
+    def is_b64(sb: Union[str, bytes]) -> bool:
+        """
+        Check if a string is base64 encoded
+        :param Union[str, bytes] sb:
+        :return:
+        :rtype: bool
+        """
+        try:
+            if isinstance(sb, str):
+                # If there's any unicode here, an exception will be thrown and the function will return false
+                sb_bytes = bytes(sb, "ascii")
+            elif isinstance(sb, bytes):
+                sb_bytes = sb
+            else:
+                raise ValueError("Argument must be string or bytes")
+            return base64.b64encode(base64.b64decode(sb_bytes)) == sb_bytes
+        except ValueError:
+            return False

src/cpl-core/cpl/core/utils/get_value.py

@@ -0,0 +1,56 @@
+from typing import Type, Optional
+
+from cpl.core.typing import T
+
+
+def get_value(
+    source: dict,
+    key: str,
+    cast_type: Type[T],
+    default: Optional[T] = None,
+    list_delimiter: str = ",",
+) -> Optional[T]:
+    """
+    Get value from source dictionary and cast it to a specified type.
+    :param dict source: The source dictionary.
+    :param str key: The name of the environment variable.
+    :param Type[T] cast_type: A callable to cast the variable's value.
+    :param Optional[T] default: The default value to return if the variable is not found. Defaults to None.
+    :param str list_delimiter: The delimiter to split the value into a list. Defaults to ",".
+    :return: The casted value, or None if the key is not found.
+    :rtype: Optional[T]
+    """
+
+    if key not in source:
+        return default
+
+    value = source[key]
+    if isinstance(
+        value,
+        cast_type if not hasattr(cast_type, "__origin__") else cast_type.__origin__,
+    ):
+        # Handle list[int] case explicitly
+        if hasattr(cast_type, "__origin__") and cast_type.__origin__ == list:
+            subtype = cast_type.__args__[0] if hasattr(cast_type, "__args__") else None
+            if subtype is not None:
+                return [subtype(item) for item in value]
+        return value
+
+    try:
+        if cast_type == bool:
+            return value.lower() in ["true", "1"]
+
+        if (cast_type if not hasattr(cast_type, "__origin__") else cast_type.__origin__) == list:
+            if not (value.startswith("[") and value.endswith("]")) and list_delimiter not in value:
+                raise ValueError("List values must be enclosed in square brackets or use a delimiter.")
+
+            if value.startswith("[") and value.endswith("]"):
+                value = value[1:-1]
+
+            value = value.split(list_delimiter)
+            subtype = cast_type.__args__[0] if hasattr(cast_type, "__args__") else None
+            return [subtype(item) if subtype is not None else item for item in value]
+
+        return cast_type(value)
+    except (ValueError, TypeError):
+        return default

src/cpl-core/cpl/core/utils/json_processor.py

@@ -1,7 +1,7 @@
 import enum
 from inspect import signature, Parameter
 
-from cpl_core.utils import String
+from cpl.core.utils.string import String
 
 
 class JSONProcessor:
@@ -16,7 +16,7 @@ class JSONProcessor:
             if parameter.name == "self" or parameter.annotation == Parameter.empty:
                 continue
 
-            name = String.first_to_upper(String.convert_to_camel_case(parameter.name))
+            name = String.first_to_upper(String.to_camel_case(parameter.name))
             name_first_lower = String.first_to_lower(name)
             if name in values or name_first_lower in values or name.upper() in values:
                 value = ""

src/cpl-core/cpl/core/utils/pip.py

@@ -4,11 +4,10 @@ import sys
 from contextlib import suppress
 from typing import Optional
 
-from cpl_core.console import Console
-
 
 class Pip:
     r"""Executes pip commands"""
+
     _executable = sys.executable
     _env = os.environ
 

src/cpl-core/cpl/core/utils/string.py

@@ -1,13 +1,13 @@
+import random
 import re
 import string
-import random
 
 
 class String:
     r"""Useful functions for strings"""
 
     @staticmethod
-    def convert_to_camel_case(chars: str) -> str:
+    def to_camel_case(s: str) -> str:
         r"""Converts string to camel case
 
         Parameter:
@@ -17,16 +17,10 @@ class String:
         Returns:
             String converted to CamelCase
         """
-        converted_name = chars
-        char_set = string.punctuation + " "
-        for char in char_set:
-            if char in converted_name:
-                converted_name = "".join(word.title() for word in converted_name.split(char))
-
-        return converted_name
+        return re.sub(r"(?<!^)(?=[A-Z])", "_", s).lower()
 
     @staticmethod
-    def convert_to_snake_case(chars: str) -> str:
+    def to_snake_case(chars: str) -> str:
         r"""Converts string to snake case
 
         Parameter:
@@ -56,7 +50,7 @@ class String:
         return re.sub(pattern2, r"\1_\2", file_name).lower()
 
     @staticmethod
-    def first_to_upper(chars: str) -> str:
+    def first_to_upper(s: str) -> str:
         r"""Converts first char to upper
 
         Parameter:
@@ -66,10 +60,10 @@ class String:
         Returns:
             String with first char as upper
         """
-        return f"{chars[0].upper()}{chars[1:]}"
+        return s[0].upper() + s[1:] if s else s
 
     @staticmethod
-    def first_to_lower(chars: str) -> str:
+    def first_to_lower(s: str) -> str:
         r"""Converts first char to lower
 
         Parameter:
@@ -79,14 +73,24 @@ class String:
         Returns:
             String with first char as lower
         """
-        return f"{chars[0].lower()}{chars[1:]}"
+        return s[0].lower() + s[1:] if s else s
 
     @staticmethod
-    def random_string(chars: str, length: int) -> str:
+    def random(length: int, letters=True, digits=False, special_characters=False) -> str:
         r"""Creates random string by given chars and length
 
         Returns:
             String of random chars
         """
 
-        return "".join(random.choice(chars) for _ in range(length))
+        characters = []
+        if letters:
+            characters.append(string.ascii_letters)
+
+        if digits:
+            characters.append(string.digits)
+
+        if special_characters:
+            characters.append(string.punctuation)
+
+        return "".join(random.choice(characters) for _ in range(length)) if characters else ""

src/cpl-core/pyproject.toml

@@ -0,0 +1,29 @@
+[build-system]
+requires = ["setuptools>=70.1.0", "wheel>=0.43.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "cpl-core"
+version = "2024.7.0"
+description = "CPL core"
+readme = "CPL core package"
+requires-python = ">=3.12"
+license = "MIT"
+authors = [
+    { name = "Sven Heidemann", email = "sven.heidemann@sh-edraft.de" }
+]
+keywords = ["cpl", "core", "backend", "shared", "library"]
+
+dynamic = ["dependencies", "optional-dependencies"]
+
+[project.urls]
+Homepage = "https://www.sh-edraft.de"
+
+[tool.setuptools.packages.find]
+where = ["."]
+include = ["cpl*"]
+
+[tool.setuptools.dynamic]
+dependencies = { file = ["requirements.txt"] }
+optional-dependencies.dev = { file = ["requirements.dev.txt"] }
+

src/cpl-core/requirements.dev.txt

@@ -0,0 +1 @@
+black==25.1.0

src/cpl-core/requirements.txt

@@ -0,0 +1,6 @@
+art==6.5
+colorama==0.4.6
+tabulate==0.9.0
+termcolor==3.1.0
+mysql-connector-python==9.4.0
+pynput==1.8.1

src/cpl-database/cpl/database/__init__.py

@@ -0,0 +1,41 @@
+from typing import Type
+
+from cpl.dependency import ServiceCollection as _ServiceCollection
+from . import mysql as _mysql
+from . import postgres as _postgres
+from .internal_tables import InternalTables
+
+
+def _add(collection: _ServiceCollection,db_context: Type, default_port: int, server_type: str):
+    from cpl.core.console import Console
+    from cpl.core.configuration import Configuration
+    from cpl.database.abc.db_context_abc import DBContextABC
+    from cpl.database.model.server_type import ServerTypes, ServerType
+    from cpl.database.model.database_settings import DatabaseSettings
+    from cpl.database.service.migration_service import MigrationService
+    from cpl.database.schema.executed_migration_dao import ExecutedMigrationDao
+
+    try:
+        ServerType.set_server_type(ServerTypes(server_type))
+        Configuration.set("DB_DEFAULT_PORT", default_port)
+
+        collection.add_singleton(DBContextABC, db_context)
+        collection.add_singleton(ExecutedMigrationDao)
+        collection.add_singleton(MigrationService)
+    except ImportError as e:
+        Console.error("cpl-database is not installed", str(e))
+
+def add_mysql(collection: _ServiceCollection):
+    from cpl.database.mysql.db_context import DBContext
+    from cpl.database.model import ServerTypes
+    _add(collection, DBContext, 3306, ServerTypes.MYSQL.value)
+
+
+def add_postgres(collection: _ServiceCollection):
+    from cpl.database.mysql.db_context import DBContext
+    from cpl.database.model import ServerTypes
+    _add(collection, DBContext, 5432, ServerTypes.POSTGRES.value)
+
+
+_ServiceCollection.with_module(add_mysql, _mysql.__name__)
+_ServiceCollection.with_module(add_postgres, _postgres.__name__)

src/cpl-database/cpl/database/_external_data_temp_table_builder.py

@@ -0,0 +1,68 @@
+import textwrap
+from typing import Callable
+
+
+class ExternalDataTempTableBuilder:
+
+    def __init__(self):
+        self._table_name = None
+        self._fields: dict[str, str] = {}
+        self._primary_key = "id"
+        self._join_ref_table = None
+        self._value_getter = None
+
+    @property
+    def table_name(self) -> str:
+        return self._table_name
+
+    @property
+    def fields(self) -> dict[str, str]:
+        return self._fields
+
+    @property
+    def primary_key(self) -> str:
+        return self._primary_key
+
+    @property
+    def join_ref_table(self) -> str:
+        return self._join_ref_table
+
+    def with_table_name(self, table_name: str) -> "ExternalDataTempTableBuilder":
+        self._join_ref_table = table_name
+
+        if "." in table_name:
+            table_name = table_name.split(".")[-1]
+
+        if not table_name.endswith("_temp"):
+            table_name = f"{table_name}_temp"
+
+        self._table_name = table_name
+        return self
+
+    def with_field(self, name: str, sql_type: str, primary=False) -> "ExternalDataTempTableBuilder":
+        if primary:
+            sql_type += " PRIMARY KEY"
+            self._primary_key = name
+        self._fields[name] = sql_type
+        return self
+
+    def with_value_getter(self, value_getter: Callable) -> "ExternalDataTempTableBuilder":
+        self._value_getter = value_getter
+        return self
+
+    async def build(self) -> str:
+        assert self._table_name is not None, "Table name is required"
+        assert self._value_getter is not None, "Value getter is required"
+
+        values_str = ", ".join([f"{value}" for value in await self._value_getter()])
+
+        return textwrap.dedent(
+            f"""
+            DROP TABLE IF EXISTS {self._table_name};
+            CREATE TEMP TABLE {self._table_name} (
+                {", ".join([f"{k} {v}" for k, v in self._fields.items()])}
+            );
+            
+            INSERT INTO {self._table_name} VALUES {values_str};
+        """
+        )

src/cpl-database/cpl/database/abc/__init__.py

@@ -0,0 +1,5 @@
+from .connection_abc import ConnectionABC
+from .db_context_abc import DBContextABC
+from .db_join_model_abc import DbJoinModelABC
+from .db_model_abc import DbModelABC
+from .db_model_dao_abc import DbModelDaoABC

src/cpl-database/cpl/database/abc/connection_abc.py

@@ -1,12 +1,12 @@
 from abc import ABC, abstractmethod
 
-from cpl_core.database.database_settings import DatabaseSettings
+from cpl.database.model.database_settings import DatabaseSettings
 from mysql.connector.abstracts import MySQLConnectionAbstract
 from mysql.connector.cursor import MySQLCursorBuffered
 
 
-class DatabaseConnectionABC(ABC):
-    r"""ABC for the :class:`cpl_core.database.connection.database_connection.DatabaseConnection`"""
+class ConnectionABC(ABC):
+    r"""ABC for the :class:`cpl.database.connection.database_connection.DatabaseConnection`"""
 
     @abstractmethod
     def __init__(self):
@@ -30,4 +30,3 @@ class DatabaseConnectionABC(ABC):
             connection_string: :class:`str`
                 Database connection string, see: https://docs.sqlalchemy.org/en/14/core/engines.html
         """
-        pass

src/cpl-database/cpl/database/abc/data_access_object_abc.py

@@ -0,0 +1,875 @@
+import datetime
+from abc import ABC, abstractmethod
+from enum import Enum
+from types import NoneType
+from typing import Generic, Optional, Union, Type, List, Any
+
+from cpl.core.typing import T, Id
+from cpl.core.utils import String
+from cpl.core.utils.get_value import get_value
+from cpl.database._external_data_temp_table_builder import ExternalDataTempTableBuilder
+from cpl.database.abc.db_context_abc import DBContextABC
+from cpl.database.const import DATETIME_FORMAT
+from cpl.database.db_logger import DBLogger
+from cpl.database.postgres.sql_select_builder import SQLSelectBuilder
+from cpl.database.typing import T_DBM, Attribute, AttributeFilters, AttributeSorts
+
+
+class DataAccessObjectABC(ABC, Generic[T_DBM]):
+
+    @abstractmethod
+    def __init__(self, source: str, model_type: Type[T_DBM], table_name: str):
+        from cpl.dependency.service_provider_abc import ServiceProviderABC
+
+        self._db = ServiceProviderABC.get_global_provider().get_service(DBContextABC)
+
+        self._logger = DBLogger(source)
+        self._model_type = model_type
+        self._table_name = table_name
+
+        self._logger = DBLogger(source)
+        self._model_type = model_type
+        self._table_name = table_name
+
+        self._default_filter_condition = None
+
+        self.__attributes: dict[str, type] = {}
+
+        self.__db_names: dict[str, str] = {}
+        self.__foreign_tables: dict[str, tuple[str, str]] = {}
+        self.__foreign_table_keys: dict[str, str] = {}
+        self.__foreign_dao: dict[str, "DataAccessObjectABC"] = {}
+
+        self.__date_attributes: set[str] = set()
+        self.__ignored_attributes: set[str] = set()
+
+        self.__primary_key = "id"
+        self.__primary_key_type = int
+        self._external_fields: dict[str, ExternalDataTempTableBuilder] = {}
+
+    @property
+    def table_name(self) -> str:
+        return self._table_name
+
+    def has_attribute(self, attr_name: Attribute) -> bool:
+        """
+        Check if the attribute exists in the DAO
+        :param Attribute attr_name: Name of the attribute
+        :return: True if the attribute exists, False otherwise
+        """
+        return attr_name in self.__attributes
+
+    def attribute(
+        self,
+        attr_name: Attribute,
+        attr_type: type,
+        db_name: str = None,
+        ignore=False,
+        primary_key=False,
+        aliases: list[str] = None,
+    ):
+        """
+        Add an attribute for db and object mapping to the data access object
+        :param Attribute attr_name: Name of the attribute in the object
+        :param type attr_type: Python type of the attribute to cast db value to
+        :param str db_name: Name of the field in the database, if None the attribute lowered attr_name without "_" is used
+        :param bool ignore: Defines if field is ignored for create and update (for e.g. auto increment fields or created/updated fields)
+        :param bool primary_key: Defines if field is the primary key
+        :param list[str] aliases: List of aliases for the attribute name
+        :return:
+        """
+        if isinstance(attr_name, property):
+            attr_name = attr_name.fget.__name__
+
+        self.__attributes[attr_name] = attr_type
+        if ignore:
+            self.__ignored_attributes.add(attr_name)
+
+        if not db_name:
+            db_name = attr_name.lower().replace("_", "")
+
+        self.__db_names[attr_name] = db_name
+        self.__db_names[db_name] = db_name
+
+        if aliases is not None:
+            for alias in aliases:
+                if alias in self.__db_names:
+                    raise ValueError(f"Alias {alias} already exists")
+                self.__db_names[alias] = db_name
+
+        if primary_key:
+            self.__primary_key = db_name
+            self.__primary_key_type = attr_type
+
+        if attr_type in [datetime, datetime.datetime]:
+            self.__date_attributes.add(attr_name)
+            self.__date_attributes.add(db_name)
+
+    def reference(
+        self,
+        attr: Attribute,
+        primary_attr: Attribute,
+        foreign_attr: Attribute,
+        table_name: str,
+        reference_dao: "DataAccessObjectABC" = None,
+    ):
+        """
+        Add a reference to another table for the given attribute
+        :param Attribute attr: Name of the attribute in the object
+        :param str primary_attr: Name of the primary key in the foreign object
+        :param str foreign_attr: Name of the foreign key in the object
+        :param str table_name: Name of the table to reference
+        :param DataAccessObjectABC reference_dao: The data access object for the referenced table
+        :return:
+        """
+        if isinstance(attr, property):
+            attr = attr.fget.__name__
+
+        if isinstance(primary_attr, property):
+            primary_attr = primary_attr.fget.__name__
+
+        primary_attr = primary_attr.lower().replace("_", "")
+
+        if isinstance(foreign_attr, property):
+            foreign_attr = foreign_attr.fget.__name__
+
+        foreign_attr = foreign_attr.lower().replace("_", "")
+
+        self.__foreign_table_keys[attr] = foreign_attr
+        if reference_dao is not None:
+            self.__foreign_dao[attr] = reference_dao
+
+        if table_name == self._table_name:
+            return
+
+        self.__foreign_tables[attr] = (
+            table_name,
+            f"{table_name}.{primary_attr} = {self._table_name}.{foreign_attr}",
+        )
+
+    def use_external_fields(self, builder: ExternalDataTempTableBuilder):
+        self._external_fields[builder.table_name] = builder
+
+    def to_object(self, result: dict) -> T_DBM:
+        """
+        Convert a result from the database to an object
+        :param dict result: Result from the database
+        :return:
+        """
+        value_map: dict[str, T] = {}
+
+        for db_name, value in result.items():
+            # Find the attribute name corresponding to the db_name
+            attr_name = next((k for k, v in self.__db_names.items() if v == db_name), None)
+            if attr_name:
+                value_map[attr_name] = self._get_value_from_sql(self.__attributes[attr_name], value)
+
+        return self._model_type(**value_map)
+
+    def to_dict(self, obj: T_DBM) -> dict:
+        """
+        Convert an object to a dictionary
+        :param T_DBM obj: Object to convert
+        :return:
+        """
+        value_map: dict[str, Any] = {}
+
+        for attr_name, attr_type in self.__attributes.items():
+            value = getattr(obj, attr_name)
+            if isinstance(value, datetime.datetime):
+                value = value.strftime(DATETIME_FORMAT)
+            elif isinstance(value, Enum):
+                value = value.value
+
+            value_map[attr_name] = value
+
+        for ex_fname in self._external_fields:
+            ex_field = self._external_fields[ex_fname]
+            for ex_attr in ex_field.fields:
+                if ex_attr == self.__primary_key:
+                    continue
+
+                value_map[ex_attr] = getattr(obj, ex_attr, None)
+
+        return value_map
+
+    async def count(self, filters: AttributeFilters = None) -> int:
+        result = await self._prepare_query(filters=filters, for_count=True)
+        return result[0]["count"] if result else 0
+
+    async def get_history(
+        self,
+        entry_id: int,
+        by_key: str = None,
+        when: datetime = None,
+        until: datetime = None,
+        without_deleted: bool = False,
+    ) -> list[T_DBM]:
+        """
+        Retrieve the history of an entry from the history table.
+        :param entry_id: The ID of the entry to retrieve history for.
+        :param by_key: The key to filter by (default is the primary key).
+        :param when: A specific timestamp to filter the history.
+        :param until: A timestamp to filter history entries up to a certain point.
+        :param without_deleted: Exclude deleted entries if True.
+        :return: A list of historical entries as objects.
+        """
+        f_tables = list(self.__foreign_tables.keys())
+
+        history_table = f"{self._table_name}_history"
+        builder = SQLSelectBuilder(history_table, self.__primary_key)
+
+        builder.with_attribute("*")
+        builder.with_value_condition(
+            f"{history_table}.{by_key or self.__primary_key}",
+            "=",
+            str(entry_id),
+            f_tables,
+        )
+
+        if self._default_filter_condition:
+            builder.with_condition(self._default_filter_condition, "", f_tables)
+
+        if without_deleted:
+            builder.with_value_condition(f"{history_table}.deleted", "=", "false", f_tables)
+
+        if when:
+            builder.with_value_condition(
+                self._attr_from_date_to_char(f"{history_table}.updated"),
+                "=",
+                f"'{when.strftime(DATETIME_FORMAT)}'",
+                f_tables,
+            )
+
+        if until:
+            builder.with_value_condition(
+                self._attr_from_date_to_char(f"{history_table}.updated"),
+                "<=",
+                f"'{until.strftime(DATETIME_FORMAT)}'",
+                f_tables,
+            )
+
+        builder.with_order_by(f"{history_table}.updated", "DESC")
+
+        query = await builder.build()
+        result = await self._db.select_map(query)
+        return [self.to_object(x) for x in result] if result else []
+
+    async def get_all(self) -> List[T_DBM]:
+        result = await self._prepare_query(sorts=[{self.__primary_key: "asc"}])
+        return [self.to_object(x) for x in result] if result else []
+
+    async def get_by_id(self, id: Union[int, str]) -> Optional[T_DBM]:
+        result = await self._prepare_query(filters=[{self.__primary_key: id}], sorts=[{self.__primary_key: "asc"}])
+        return self.to_object(result[0]) if result else None
+
+    async def find_by_id(self, id: Union[int, str]) -> Optional[T_DBM]:
+        result = await self._prepare_query(filters=[{self.__primary_key: id}], sorts=[{self.__primary_key: "asc"}])
+        return self.to_object(result[0]) if result else None
+
+    async def get_by(
+        self,
+        filters: AttributeFilters = None,
+        sorts: AttributeSorts = None,
+        take: int = None,
+        skip: int = None,
+    ) -> list[T_DBM]:
+        result = await self._prepare_query(filters, sorts, take, skip)
+        if not result or len(result) == 0:
+            raise ValueError("No result found")
+        return [self.to_object(x) for x in result] if result else []
+
+    async def get_single_by(
+        self,
+        filters: AttributeFilters = None,
+        sorts: AttributeSorts = None,
+        take: int = None,
+        skip: int = None,
+    ) -> T_DBM:
+        result = await self._prepare_query(filters, sorts, take, skip)
+        if not result:
+            raise ValueError("No result found")
+        if len(result) > 1:
+            raise ValueError("More than one result found")
+        return self.to_object(result[0])
+
+    async def find_by(
+        self,
+        filters: AttributeFilters = None,
+        sorts: AttributeSorts = None,
+        take: int = None,
+        skip: int = None,
+    ) -> list[T_DBM]:
+        result = await self._prepare_query(filters, sorts, take, skip)
+        return [self.to_object(x) for x in result] if result else []
+
+    async def find_single_by(
+        self,
+        filters: AttributeFilters = None,
+        sorts: AttributeSorts = None,
+        take: int = None,
+        skip: int = None,
+    ) -> Optional[T_DBM]:
+        result = await self._prepare_query(filters, sorts, take, skip)
+        if len(result) > 1:
+            raise ValueError("More than one result found")
+        return self.to_object(result[0]) if result else None
+
+    async def touch(self, obj: T_DBM):
+        """
+        Touch the entry to update the last updated date
+        :return:
+        """
+        await self._db.execute(
+            f"""
+            UPDATE {self._table_name}
+            SET updated = NOW()
+            WHERE {self.__primary_key} = {self._get_primary_key_value_sql(obj)};
+        """
+        )
+
+    async def touch_many_by_id(self, ids: list[Id]):
+        """
+        Touch the entries to update the last updated date
+        :return:
+        """
+        if len(ids) == 0:
+            return
+
+        await self._db.execute(
+            f"""
+            UPDATE {self._table_name}
+            SET updated = NOW()
+            WHERE {self.__primary_key} IN ({", ".join([str(x) for x in ids])});
+        """
+        )
+
+    async def _build_create_statement(self, obj: T_DBM, skip_editor=False) -> str:
+        allowed_fields = [x for x in self.__attributes.keys() if x not in self.__ignored_attributes]
+
+        fields = ", ".join([self.__db_names[x] for x in allowed_fields])
+        fields = f"{'EditorId' if not skip_editor else ''}{f', {fields}' if not skip_editor and len(fields) > 0 else f'{fields}'}"
+
+        values = ", ".join([self._get_value_sql(getattr(obj, x)) for x in allowed_fields])
+        values = f"{await self._get_editor_id(obj) if not skip_editor else ''}{f', {values}' if not skip_editor and len(values) > 0 else f'{values}'}"
+
+        return f"""
+                INSERT INTO {self._table_name} (
+                    {fields}
+                ) VALUES (
+                    {values}
+                )
+                RETURNING {self.__primary_key};
+            """
+
+    async def create(self, obj: T_DBM, skip_editor=False) -> int:
+        self._logger.debug(f"create {type(obj).__name__} {obj.__dict__}")
+
+        result = await self._db.execute(await self._build_create_statement(obj, skip_editor))
+        return self._get_value_from_sql(self.__primary_key_type, result[0][0])
+
+    async def create_many(self, objs: list[T_DBM], skip_editor=False) -> list[int]:
+        if len(objs) == 0:
+            return []
+        self._logger.debug(f"create many {type(objs[0]).__name__} {len(objs)} {[x.__dict__ for x in objs]}")
+
+        query = ""
+        for obj in objs:
+            query += await self._build_create_statement(obj, skip_editor)
+
+        result = await self._db.execute(query)
+        return [self._get_value_from_sql(self.__primary_key_type, x[0]) for x in result]
+
+    async def _build_update_statement(self, obj: T_DBM, skip_editor=False) -> str:
+        allowed_fields = [x for x in self.__attributes.keys() if x not in self.__ignored_attributes]
+
+        fields = ", ".join(
+            [f"{self.__db_names[x]} = {self._get_value_sql(getattr(obj, x, None))}" for x in allowed_fields]
+        )
+        fields = f"{f'EditorId = {await self._get_editor_id(obj)}' if not skip_editor else ''}{f', {fields}' if not skip_editor and len(fields) > 0 else f'{fields}'}"
+
+        return f"""
+                UPDATE {self._table_name}
+                SET {fields}
+                WHERE {self.__primary_key} = {self._get_primary_key_value_sql(obj)};
+            """
+
+    async def update(self, obj: T_DBM, skip_editor=False):
+        self._logger.debug(f"update {type(obj).__name__} {obj.__dict__}")
+        await self._db.execute(await self._build_update_statement(obj, skip_editor))
+
+    async def update_many(self, objs: list[T_DBM], skip_editor=False):
+        if len(objs) == 0:
+            return
+        self._logger.debug(f"update many {type(objs[0]).__name__} {len(objs)} {[x.__dict__ for x in objs]}")
+
+        query = ""
+        for obj in objs:
+            query += await self._build_update_statement(obj, skip_editor)
+
+        await self._db.execute(query)
+
+    async def _build_delete_statement(self, obj: T_DBM, hard_delete: bool = False) -> str:
+        if hard_delete:
+            return f"""
+                DELETE FROM {self._table_name}
+                WHERE {self.__primary_key} = {self._get_primary_key_value_sql(obj)};
+            """
+
+        return f"""
+                UPDATE {self._table_name}
+                SET EditorId = {await self._get_editor_id(obj)},
+                    Deleted = true
+                WHERE {self.__primary_key} = {self._get_primary_key_value_sql(obj)};
+            """
+
+    async def delete(self, obj: T_DBM, hard_delete: bool = False):
+        self._logger.debug(f"delete {type(obj).__name__} {obj.__dict__}")
+        await self._db.execute(await self._build_delete_statement(obj, hard_delete))
+
+    async def delete_many(self, objs: list[T_DBM], hard_delete: bool = False):
+        if len(objs) == 0:
+            return
+        self._logger.debug(f"delete many {type(objs[0]).__name__} {len(objs)} {[x.__dict__ for x in objs]}")
+
+        query = ""
+        for obj in objs:
+            query += await self._build_delete_statement(obj, hard_delete)
+
+        await self._db.execute(query)
+
+    async def _build_restore_statement(self, obj: T_DBM) -> str:
+        return f"""
+                UPDATE {self._table_name}
+                SET EditorId = {await self._get_editor_id(obj)},
+                    Deleted = false
+                WHERE {self.__primary_key} = {self._get_primary_key_value_sql(obj)};
+            """
+
+    async def restore(self, obj: T_DBM):
+        self._logger.debug(f"restore {type(obj).__name__} {obj.__dict__}")
+        await self._db.execute(await self._build_restore_statement(obj))
+
+    async def restore_many(self, objs: list[T_DBM]):
+        if len(objs) == 0:
+            return
+        self._logger.debug(f"restore many {type(objs[0]).__name__} {len(objs)} {objs[0].__dict__}")
+
+        query = ""
+        for obj in objs:
+            query += await self._build_restore_statement(obj)
+
+        await self._db.execute(query)
+
+    async def _prepare_query(
+        self,
+        filters: AttributeFilters = None,
+        sorts: AttributeSorts = None,
+        take: int = None,
+        skip: int = None,
+        for_count=False,
+    ) -> list[dict]:
+        """
+        Prepares and executes a query using the SQLBuilder with the given parameters.
+        :param filters: Conditions to filter the query.
+        :param sorts: Sorting attributes and directions.
+        :param take: Limit the number of results.
+        :param skip: Offset the results.
+        :return: Query result as a list of dictionaries.
+        """
+        external_table_deps = []
+        builder = SQLSelectBuilder(self._table_name, self.__primary_key)
+
+        for temp in self._external_fields:
+            builder.with_temp_table(self._external_fields[temp])
+
+        if for_count:
+            builder.with_attribute("COUNT(*)", ignore_table_name=True)
+        else:
+            builder.with_attribute("*")
+
+        for attr in self.__foreign_tables:
+            table, join_condition = self.__foreign_tables[attr]
+            builder.with_left_join(table, join_condition)
+
+        if filters:
+            await self._build_conditions(builder, filters, external_table_deps)
+
+        if sorts:
+            self._build_sorts(builder, sorts, external_table_deps)
+
+        if take:
+            builder.with_limit(take)
+
+        if skip:
+            builder.with_offset(skip)
+
+        for external_table in external_table_deps:
+            builder.use_temp_table(external_table)
+
+        query = await builder.build()
+        return await self._db.select_map(query)
+
+    async def _build_conditions(
+        self,
+        builder: SQLSelectBuilder,
+        filters: AttributeFilters,
+        external_table_deps: list[str],
+    ):
+        """
+        Builds SQL conditions from GraphQL-like filters and adds them to the SQLBuilder.
+        :param builder: The SQLBuilder instance to add conditions to.
+        :param filters: GraphQL-like filter structure.
+        :param external_table_deps: List to store external table dependencies.
+        """
+        if not isinstance(filters, list):
+            filters = [filters]
+
+        for filter_group in filters:
+            sql_conditions = self._graphql_to_sql_conditions(filter_group, external_table_deps)
+            for attr, operator, value in sql_conditions:
+                if attr in self.__foreign_table_keys:
+                    attr = self.__foreign_table_keys[attr]
+
+                recursive_join = self._get_recursive_reference_join(attr)
+                if recursive_join is not None:
+                    builder.with_left_join(*recursive_join)
+
+                external_table = self._get_external_field_key(attr)
+                if external_table is not None:
+                    external_table_deps.append(external_table)
+
+                if operator == "fuzzy":
+                    builder.with_levenshtein_condition(attr)
+                elif operator in [
+                    "IS NULL",
+                    "IS NOT NULL",
+                ]:  # operator without value
+                    builder.with_condition(
+                        attr,
+                        operator,
+                        [
+                            x[0]
+                            for fdao in self.__foreign_dao
+                            for x in self.__foreign_dao[fdao].__foreign_tables.values()
+                        ],
+                    )
+                else:
+                    if attr in self.__date_attributes or String.to_snake_case(attr) in self.__date_attributes:
+                        attr = self._attr_from_date_to_char(f"{self._table_name}.{attr}")
+
+                    builder.with_value_condition(
+                        attr,
+                        operator,
+                        self._get_value_sql(value),
+                        [
+                            x[0]
+                            for fdao in self.__foreign_dao
+                            for x in self.__foreign_dao[fdao].__foreign_tables.values()
+                        ],
+                    )
+
+    def _graphql_to_sql_conditions(
+        self, graphql_structure: dict, external_table_deps: list[str]
+    ) -> list[tuple[str, str, Any]]:
+        """
+        Converts a GraphQL-like structure to SQL conditions.
+        :param graphql_structure: The GraphQL-like filter structure.
+        :param external_table_deps: List to track external table dependencies.
+        :return: A list of tuples (attribute, operator, value).
+        """
+
+        operators = {
+            "equal": "=",
+            "notEqual": "!=",
+            "greater": ">",
+            "greaterOrEqual": ">=",
+            "less": "<",
+            "lessOrEqual": "<=",
+            "isNull": "IS NULL",
+            "isNotNull": "IS NOT NULL",
+            "contains": "LIKE",  # Special handling in _graphql_to_sql_conditions
+            "notContains": "NOT LIKE",  # Special handling in _graphql_to_sql_conditions
+            "startsWith": "LIKE",  # Special handling in _graphql_to_sql_conditions
+            "endsWith": "LIKE",  # Special handling in _graphql_to_sql_conditions
+            "in": "IN",
+            "notIn": "NOT IN",
+        }
+        conditions = []
+
+        def parse_node(node, parent_key=None, parent_dao=None):
+            if not isinstance(node, dict):
+                return
+
+            if isinstance(node, list):
+                conditions.append((parent_key, "IN", node))
+                return
+
+            for key, value in node.items():
+                if isinstance(key, property):
+                    key = key.fget.__name__
+
+                external_fields_table_name_by_parent = self._get_external_field_key(parent_key)
+                external_fields_table_name = self._get_external_field_key(key)
+                external_field = (
+                    external_fields_table_name
+                    if external_fields_table_name_by_parent is None
+                    else external_fields_table_name_by_parent
+                )
+
+                if key == "fuzzy":
+                    self._handle_fuzzy_filter_conditions(conditions, external_table_deps, value)
+                elif parent_dao is not None and key in parent_dao.__db_names:
+                    parse_node(value, f"{parent_dao.table_name}.{key}")
+                    continue
+
+                elif external_field is not None:
+                    external_table_deps.append(external_field)
+                    parse_node(value, f"{external_field}.{key}")
+                elif parent_key in self.__foreign_table_keys:
+                    if key in operators:
+                        parse_node({key: value}, self.__foreign_table_keys[parent_key])
+                        continue
+
+                    if parent_key in self.__foreign_dao:
+                        foreign_dao = self.__foreign_dao[parent_key]
+                        if key in foreign_dao.__foreign_tables:
+                            parse_node(
+                                value,
+                                f"{self.__foreign_tables[parent_key][0]}.{foreign_dao.__foreign_table_keys[key]}",
+                                foreign_dao.__foreign_dao[key],
+                            )
+                            continue
+
+                    if parent_key in self.__foreign_tables:
+                        parse_node(value, f"{self.__foreign_tables[parent_key][0]}.{key}")
+                        continue
+
+                    parse_node({parent_key: value})
+                elif key in operators:
+                    operator = operators[key]
+                    if key == "contains" or key == "notContains":
+                        value = f"%{value}%"
+                    elif key == "in" or key == "notIn":
+                        value = value
+                    elif key == "startsWith":
+                        value = f"{value}%"
+                    elif key == "endsWith":
+                        value = f"%{value}"
+                    elif key == "isNull" or key == "isNotNull":
+                        is_null_value = value.get("equal", None) if isinstance(value, dict) else value
+
+                        if is_null_value is None:
+                            operator = operators[key]
+                        elif (key == "isNull" and is_null_value) or (key == "isNotNull" and not is_null_value):
+                            operator = "IS NULL"
+                        else:
+                            operator = "IS NOT NULL"
+
+                        conditions.append((parent_key, operator, None))
+                    elif (key == "equal" or key == "notEqual") and value is None:
+                        operator = operators["isNull"]
+
+                    conditions.append((parent_key, operator, value))
+
+                elif isinstance(value, dict):
+                    if key in self.__foreign_table_keys:
+                        parse_node(value, key)
+                    elif key in self.__db_names and parent_key is not None:
+                        parse_node({f"{parent_key}": value})
+                    elif key in self.__db_names:
+                        parse_node(value, self.__db_names[key])
+                    else:
+                        parse_node(value, key)
+                elif value is None:
+                    conditions.append((self.__db_names[key], "IS NULL", value))
+                else:
+                    conditions.append((self.__db_names[key], "=", value))
+
+        parse_node(graphql_structure)
+        return conditions
+
+    def _handle_fuzzy_filter_conditions(self, conditions, external_field_table_deps, sub_values):
+        # Extract fuzzy filter parameters
+        fuzzy_fields = get_value(sub_values, "fields", list[str])
+        fuzzy_term = get_value(sub_values, "term", str)
+        fuzzy_threshold = get_value(sub_values, "threshold", int, 5)
+
+        if not fuzzy_fields or not fuzzy_term:
+            raise ValueError("Fuzzy filter must include 'fields' and 'term'.")
+
+        fuzzy_fields_db_names = []
+
+        # Map fields to their database names
+        for fuzzy_field in fuzzy_fields:
+            external_fields_table_name = self._get_external_field_key(fuzzy_field)
+            if external_fields_table_name is not None:
+                external_fields_table = self._external_fields[external_fields_table_name]
+                fuzzy_fields_db_names.append(f"{external_fields_table.table_name}.{fuzzy_field}")
+                external_field_table_deps.append(external_fields_table.table_name)
+            elif fuzzy_field in self.__db_names:
+                fuzzy_fields_db_names.append(f"{self._table_name}.{self.__db_names[fuzzy_field]}")
+            elif fuzzy_field in self.__foreign_tables:
+                fuzzy_fields_db_names.append(f"{self._table_name}.{self.__foreign_table_keys[fuzzy_field]}")
+            else:
+                fuzzy_fields_db_names.append(self.__db_names[String.to_snake_case(fuzzy_field)][0])
+
+        # Build fuzzy conditions for each field
+        fuzzy_conditions = self._build_fuzzy_conditions(fuzzy_fields_db_names, fuzzy_term, fuzzy_threshold)
+
+        # Combine conditions with OR and append to the main conditions
+        conditions.append((f"({' OR '.join(fuzzy_conditions)})", "fuzzy", None))
+
+    @staticmethod
+    def _build_fuzzy_conditions(fields: list[str], term: str, threshold: int = 10) -> list[str]:
+        conditions = []
+        for field in fields:
+            conditions.append(f"levenshtein({field}::TEXT, '{term}') <= {threshold}")  # Adjust the threshold as needed
+
+        return conditions
+
+    def _get_external_field_key(self, field_name: str) -> Optional[str]:
+        """
+        Returns the key to get the external field if found, otherwise None.
+        :param str field_name: The name of the field to search for.
+        :return: The key if found, otherwise None.
+        :rtype: Optional[str]
+        """
+        if field_name is None:
+            return None
+
+        for key, builder in self._external_fields.items():
+            if field_name in builder.fields and field_name not in self.__db_names:
+                return key
+
+        return None
+
+    def _get_recursive_reference_join(self, attr: str) -> Optional[tuple[str, str]]:
+        parts = attr.split(".")
+        table_name = ".".join(parts[:-1])
+
+        if table_name == self._table_name or table_name == "":
+            return None
+
+        all_foreign_tables = {
+            x[0]: x[1]
+            for x in [
+                *[x for x in self.__foreign_tables.values() if x[0] != self._table_name],
+                *[x for fdao in self.__foreign_dao for x in self.__foreign_dao[fdao].__foreign_tables.values()],
+            ]
+        }
+
+        if not table_name in all_foreign_tables:
+            return None
+
+        return table_name, all_foreign_tables[table_name]
+
+    def _build_sorts(
+        self,
+        builder: SQLSelectBuilder,
+        sorts: AttributeSorts,
+        external_table_deps: list[str],
+    ):
+        """
+        Resolves complex sorting structures into SQL-compatible sorting conditions.
+        Tracks external table dependencies.
+        :param builder: The SQLBuilder instance to add sorting to.
+        :param sorts: Sorting attributes and directions in a complex structure.
+        :param external_table_deps: List to track external table dependencies.
+        """
+
+        def parse_sort_node(node, parent_key=None):
+            if isinstance(node, dict):
+                for key, value in node.items():
+                    if isinstance(value, dict):
+                        # Recursively parse nested structures
+                        parse_sort_node(value, key)
+                    elif isinstance(value, str) and value.lower() in ["asc", "desc"]:
+                        external_table = self._get_external_field_key(key)
+                        if external_table:
+                            external_table_deps.append(external_table)
+                            key = f"{external_table}.{key}"
+
+                        if parent_key in self.__foreign_tables:
+                            key = f"{self.__foreign_tables[parent_key][0]}.{key}"
+                        builder.with_order_by(key, value.upper())
+                    else:
+                        raise ValueError(f"Invalid sort direction: {value}")
+            elif isinstance(node, list):
+                for item in node:
+                    parse_sort_node(item)
+            else:
+                raise ValueError(f"Invalid sort structure: {node}")
+
+        parse_sort_node(sorts)
+
+    def _get_value_sql(self, value: Any) -> str:
+        if isinstance(value, str):
+            if value.lower() == "null":
+                return "NULL"
+            return f"'{value}'"
+
+        if isinstance(value, NoneType):
+            return "NULL"
+
+        if value is None:
+            return "NULL"
+
+        if isinstance(value, Enum):
+            return f"'{value.value}'"
+
+        if isinstance(value, bool):
+            return "true" if value else "false"
+
+        if isinstance(value, list):
+            if len(value) == 0:
+                return "()"
+            return f"({', '.join([self._get_value_sql(x) for x in value])})"
+
+        if isinstance(value, datetime.datetime):
+            if value.tzinfo is None:
+                value = value.replace(tzinfo=datetime.timezone.utc)
+
+            return f"'{value.strftime(DATETIME_FORMAT)}'"
+
+        return str(value)
+
+    @staticmethod
+    def _get_value_from_sql(cast_type: type, value: Any) -> Optional[T]:
+        """
+        Get the value from the query result and cast it to the correct type
+        :param type cast_type:
+        :param Any value:
+        :return Optional[T]: Casted value, when value is str "NULL" None is returned
+        """
+        if isinstance(value, str) and "NULL" in value:
+            return None
+
+        if isinstance(value, NoneType):
+            return None
+
+        if isinstance(value, cast_type):
+            return value
+
+        return cast_type(value)
+
+    def _get_primary_key_value_sql(self, obj: T_DBM) -> str:
+        value = getattr(obj, self.__primary_key)
+        if isinstance(value, str):
+            return f"'{value}'"
+
+        return value
+
+    @staticmethod
+    def _attr_from_date_to_char(attr: str) -> str:
+        return f"TO_CHAR({attr}, 'YYYY-MM-DD HH24:MI:SS.US TZ')"
+
+    @staticmethod
+    async def _get_editor_id(obj: T_DBM):
+        editor_id = obj.editor_id
+        # if editor_id is None:
+        # user = get_user()
+        # if user is not None:
+        #     editor_id = user.id
+
+        return editor_id if editor_id is not None else "NULL"

src/cpl-database/cpl/database/abc/db_context_abc.py

@@ -0,0 +1,53 @@
+from abc import ABC, abstractmethod
+from typing import Any
+
+from cpl.database.model.database_settings import DatabaseSettings
+
+
+class DBContextABC(ABC):
+    r"""ABC for the :class:`cpl.database.context.database_context.DatabaseContext`"""
+
+    @abstractmethod
+    def connect(self, database_settings: DatabaseSettings):
+        r"""Connects to a database by connection settings
+
+        Parameter:
+            database_settings :class:`cpl.database.database_settings.DatabaseSettings`
+        """
+
+    @abstractmethod
+    async def execute(self, statement: str, args=None, multi=True) -> list[list]:
+        r"""Runs SQL Statements
+
+        Parameter:
+            statement: :class:`str`
+            args: :class:`list` | :class:`tuple` | :class:`dict` | :class:`None`
+            multi: :class:`bool`
+
+        Returns:
+            list: Fetched list of executed elements
+        """
+
+    @abstractmethod
+    async def select_map(self, statement: str, args=None) -> list[dict]:
+        r"""Runs SQL Select Statements and returns a list of dictionaries
+
+        Parameter:
+            statement: :class:`str`
+            args: :class:`list` | :class:`tuple` | :class:`dict` | :class:`None`
+
+        Returns:
+            list: Fetched list of executed elements as dictionary
+        """
+
+    @abstractmethod
+    async def select(self, statement: str, args=None) -> list[str] | list[tuple] | list[Any]:
+        r"""Runs SQL Select Statements and returns a list of dictionaries
+
+        Parameter:
+            statement: :class:`str`
+            args: :class:`list` | :class:`tuple` | :class:`dict` | :class:`None`
+
+        Returns:
+            list: Fetched list of executed elements
+        """

src/cpl-database/cpl/database/abc/db_join_model_abc.py

@@ -0,0 +1,30 @@
+from datetime import datetime
+from typing import Optional
+
+from cpl.core.typing import Id, SerialId
+from cpl.database.abc.db_model_abc import DbModelABC
+
+
+class DbJoinModelABC[T](DbModelABC[T]):
+    def __init__(
+        self,
+        id: Id,
+        source_id: Id,
+        foreign_id: Id,
+        deleted: bool = False,
+        editor_id: Optional[SerialId] = None,
+        created: Optional[datetime] = None,
+        updated: Optional[datetime] = None,
+    ):
+        DbModelABC.__init__(self, id, deleted, editor_id, created, updated)
+
+        self._source_id = source_id
+        self._foreign_id = foreign_id
+
+    @property
+    def source_id(self) -> Id:
+        return self._source_id
+
+    @property
+    def foreign_id(self) -> Id:
+        return self._foreign_id

src/cpl-database/cpl/database/abc/db_model_abc.py

@@ -0,0 +1,79 @@
+from abc import ABC
+from datetime import datetime, timezone
+from typing import Optional, Generic
+
+from cpl.core.typing import Id, SerialId, T
+
+
+class DbModelABC(ABC, Generic[T]):
+    def __init__(
+        self,
+        id: Id,
+        deleted: bool = False,
+        editor_id: Optional[SerialId] = None,
+        created: Optional[datetime] = None,
+        updated: Optional[datetime] = None,
+    ):
+        self._id = id
+        self._deleted = deleted
+        self._editor_id = editor_id
+
+        self._created = created if created is not None else datetime.now(timezone.utc).isoformat()
+        self._updated = updated if updated is not None else datetime.now(timezone.utc).isoformat()
+
+    @property
+    def id(self) -> Id:
+        return self._id
+
+    @property
+    def deleted(self) -> bool:
+        return self._deleted
+
+    @deleted.setter
+    def deleted(self, value: bool):
+        self._deleted = value
+
+    @property
+    def editor_id(self) -> SerialId:
+        return self._editor_id
+
+    @editor_id.setter
+    def editor_id(self, value: SerialId):
+        self._editor_id = value
+
+    # @async_property
+    # async def editor(self):
+    #     if self._editor_id is None:
+    #         return None
+    #
+    #     from data.schemas.administration.user_dao import userDao
+    #
+    #     return await userDao.get_by_id(self._editor_id)
+
+    @property
+    def created(self) -> datetime:
+        return self._created
+
+    @property
+    def updated(self) -> datetime:
+        return self._updated
+
+    @updated.setter
+    def updated(self, value: datetime):
+        self._updated = value
+
+    def to_dict(self) -> dict:
+        result = {}
+        for name, value in self.__dict__.items():
+            if not name.startswith("_") or name.endswith("_"):
+                continue
+
+            if isinstance(value, datetime):
+                value = value.isoformat()
+
+            if not isinstance(value, str):
+                value = str(value)
+
+            result[name.replace("_", "")] = value
+
+        return result

src/cpl-database/cpl/database/abc/db_model_dao_abc.py

@@ -0,0 +1,25 @@
+from abc import abstractmethod
+from datetime import datetime
+from typing import Type
+
+from cpl.database.abc.data_access_object_abc import DataAccessObjectABC
+from cpl.database.abc.db_model_abc import DbModelABC
+from cpl.database.internal_tables import InternalTables
+
+
+class DbModelDaoABC[T_DBM](DataAccessObjectABC[T_DBM]):
+
+    @abstractmethod
+    def __init__(self, source: str, model_type: Type[T_DBM], table_name: str):
+        DataAccessObjectABC.__init__(self, source, model_type, table_name)
+
+        self.attribute(DbModelABC.id, int, ignore=True)
+        self.attribute(DbModelABC.deleted, bool)
+        self.attribute(DbModelABC.editor_id, int, ignore=True)  # handled by db trigger
+
+        self.reference(
+            "editor", "id", DbModelABC.editor_id, InternalTables.users
+        )  # not relevant for updates due to editor_id
+
+        self.attribute(DbModelABC.created, datetime, ignore=True)  # handled by db trigger
+        self.attribute(DbModelABC.updated, datetime, ignore=True)  # handled by db trigger

src/cpl-database/cpl/database/const.py

@@ -0,0 +1 @@
+DATETIME_FORMAT = "%Y-%m-%d %H:%M:%S.%f %z"

src/cpl-database/cpl/database/db_logger.py

@@ -0,0 +1,8 @@
+from cpl.core.log import Logger
+from cpl.core.typing import Source
+
+
+class DBLogger(Logger):
+
+    def __init__(self, source: Source):
+        Logger.__init__(self, source, "db")

src/cpl-database/cpl/database/internal_tables.py

@@ -0,0 +1,15 @@
+from cpl.database.model.server_type import ServerTypes, ServerType
+
+
+
+class InternalTables:
+
+    @classmethod
+    @property
+    def users(cls) -> str:
+        return "administration.users" if ServerType.server_type is ServerTypes.POSTGRES else "users"
+
+    @classmethod
+    @property
+    def executed_migrations(cls) -> str:
+        return "system._executed_migrations" if ServerType.server_type is ServerTypes.POSTGRES else "_executed_migrations"

src/cpl-database/cpl/database/model/__init__.py

@@ -0,0 +1,3 @@
+from .database_settings import DatabaseSettings
+from .migration import Migration
+from .server_type import ServerTypes

src/cpl-database/cpl/database/model/database_settings.py

@@ -1,6 +1,9 @@
 from typing import Optional
 
-from cpl_core.configuration.configuration_model_abc import ConfigurationModelABC
+from cpl.core.configuration import Configuration
+from cpl.core.configuration.configuration_model_abc import ConfigurationModelABC
+from cpl.core.environment import Environment
+from cpl.core.utils import Base64
 
 
 class DatabaseSettings(ConfigurationModelABC):
@@ -8,23 +11,23 @@ class DatabaseSettings(ConfigurationModelABC):
 
     def __init__(
         self,
-        host: str = None,
-        port: int = 3306,
-        user: str = None,
-        password: str = None,
-        database: str = None,
-        charset: str = "utf8mb4",
-        use_unicode: bool = False,
-        buffered: bool = False,
-        auth_plugin: str = "caching_sha2_password",
-        ssl_disabled: bool = False,
+        host: str = Environment.get("DB_HOST", str),
+        port: int = Environment.get("DB_PORT", str, Configuration.get("DB_DEFAULT_PORT", 0)),
+        user: str = Environment.get("DB_USER", str),
+        password: str = Environment.get("DB_PASSWORD", str),
+        database: str = Environment.get("DB_DATABASE", str),
+        charset: str = Environment.get("DB_CHARSET", str, "utf8mb4"),
+        use_unicode: bool = Environment.get("DB_USE_UNICODE", bool, False),
+        buffered: bool = Environment.get("DB_BUFFERED", bool, False),
+        auth_plugin: str = Environment.get("DB_AUTH_PLUGIN", str, "caching_sha2_password"),
+        ssl_disabled: bool = Environment.get("DB_SSL_DISABLED", bool, False),
     ):
         ConfigurationModelABC.__init__(self)
 
         self._host: Optional[str] = host
         self._port: Optional[int] = port
         self._user: Optional[str] = user
-        self._password: Optional[str] = password
+        self._password: Optional[str] = Base64.decode(password) if Base64.is_b64(password) else password
         self._database: Optional[str] = database
         self._charset: Optional[str] = charset
         self._use_unicode: Optional[bool] = use_unicode

src/cpl-database/cpl/database/model/migration.py

@@ -0,0 +1,12 @@
+class Migration:
+    def __init__(self, name: str, script: str):
+        self._name = name
+        self._script = script
+
+    @property
+    def name(self) -> str:
+        return self._name
+
+    @property
+    def script(self) -> str:
+        return self._script

src/cpl-database/cpl/database/model/server_type.py

@@ -0,0 +1,21 @@
+from enum import Enum
+
+
+class ServerTypes(Enum):
+    POSTGRES = "postgres"
+    MYSQL = "mysql"
+
+class ServerType:
+    _server_type: ServerTypes = None
+
+    @classmethod
+    def set_server_type(cls, server_type: ServerTypes):
+        assert server_type is not None, "server_type must not be None"
+        assert isinstance(server_type, ServerTypes), f"Expected ServerType but got {type(server_type)}"
+        cls._server_type = server_type
+
+    @classmethod
+    @property
+    def server_type(cls) -> ServerTypes:
+        assert cls._server_type is not None, "Server type is not set"
+        return cls._server_type

src/cpl-database/cpl/database/mysql/connection.py

@@ -4,16 +4,16 @@ import mysql.connector as sql
 from mysql.connector.abstracts import MySQLConnectionAbstract
 from mysql.connector.cursor import MySQLCursorBuffered
 
-from cpl_core.database.connection.database_connection_abc import DatabaseConnectionABC
-from cpl_core.database.database_settings import DatabaseSettings
-from cpl_core.utils.credential_manager import CredentialManager
+from cpl.database.abc.connection_abc import ConnectionABC
+from cpl.database.database_settings import DatabaseSettings
+from cpl.core.utils.credential_manager import CredentialManager
 
 
-class DatabaseConnection(DatabaseConnectionABC):
+class DatabaseConnection(ConnectionABC):
     r"""Representation of the database connection"""
 
     def __init__(self):
-        DatabaseConnectionABC.__init__(self)
+        ConnectionABC.__init__(self)
 
         self._database: Optional[MySQLConnectionAbstract] = None
         self._cursor: Optional[MySQLCursorBuffered] = None

src/cpl-database/cpl/database/mysql/db_context.py

@@ -0,0 +1,84 @@
+import uuid
+from typing import Any, List, Dict, Tuple, Union
+
+from mysql.connector import Error as MySQLError, PoolError
+
+from cpl.core.configuration import Configuration
+from cpl.core.environment import Environment
+from cpl.database.abc.db_context_abc import DBContextABC
+from cpl.database.db_logger import DBLogger
+from cpl.database.model.database_settings import DatabaseSettings
+from cpl.database.mysql.mysql_pool import MySQLPool
+
+_logger = DBLogger(__name__)
+
+
+class DBContext(DBContextABC):
+    def __init__(self):
+        DBContextABC.__init__(self)
+        self._pool: MySQLPool = None
+        self._fails = 0
+
+        self.connect(Configuration.get(DatabaseSettings))
+
+    def connect(self, database_settings: DatabaseSettings):
+        try:
+            _logger.debug("Connecting to database")
+            self._pool = MySQLPool(
+                database_settings,
+            )
+            _logger.info("Connected to database")
+        except Exception as e:
+            _logger.fatal("Connecting to database failed", e)
+
+    async def execute(self, statement: str, args=None, multi=True) -> List[List]:
+        _logger.trace(f"execute {statement} with args: {args}")
+        return await self._pool.execute(statement, args, multi)
+
+    async def select_map(self, statement: str, args=None) -> List[Dict]:
+        _logger.trace(f"select {statement} with args: {args}")
+        try:
+            return await self._pool.select_map(statement, args)
+        except (MySQLError, PoolError) as e:
+            if self._fails >= 3:
+                _logger.error(f"Database error caused by `{statement}`", e)
+                uid = uuid.uuid4()
+                raise Exception(
+                    f"Query failed three times with {type(e).__name__}. Contact an admin with the UID: {uid}"
+                )
+
+            _logger.error(f"Database error caused by `{statement}`", e)
+            self._fails += 1
+            try:
+                _logger.debug("Retry select")
+                return await self.select_map(statement, args)
+            except Exception as e:
+                pass
+            return []
+        except Exception as e:
+            _logger.error(f"Database error caused by `{statement}`", e)
+            raise e
+
+    async def select(self, statement: str, args=None) -> Union[List[str], List[Tuple], List[Any]]:
+        _logger.trace(f"select {statement} with args: {args}")
+        try:
+            return await self._pool.select(statement, args)
+        except (MySQLError, PoolError) as e:
+            if self._fails >= 3:
+                _logger.error(f"Database error caused by `{statement}`", e)
+                uid = uuid.uuid4()
+                raise Exception(
+                    f"Query failed three times with {type(e).__name__}. Contact an admin with the UID: {uid}"
+                )
+
+            _logger.error(f"Database error caused by `{statement}`", e)
+            self._fails += 1
+            try:
+                _logger.debug("Retry select")
+                return await self.select(statement, args)
+            except Exception as e:
+                pass
+            return []
+        except Exception as e:
+            _logger.error(f"Database error caused by `{statement}`", e)
+            raise e

src/cpl-database/cpl/database/mysql/mysql_pool.py

@@ -0,0 +1,105 @@
+from typing import Optional, Any
+
+import sqlparse
+import aiomysql
+
+from cpl.core.environment import Environment
+from cpl.database.db_logger import DBLogger
+from cpl.database.model import DatabaseSettings
+
+_logger = DBLogger(__name__)
+
+
+class MySQLPool:
+    """
+    Create a pool when connecting to MySQL, which will decrease the time spent in
+    requesting connection, creating connection, and closing connection.
+    """
+
+    def __init__(self, database_settings: DatabaseSettings):
+        self._db_settings = database_settings
+        self.pool: Optional[aiomysql.Pool] = None
+
+    async def _get_pool(self):
+        if self.pool is None or self.pool._closed:
+            try:
+                self.pool = await aiomysql.create_pool(
+                    host=self._db_settings.host,
+                    port=self._db_settings.port,
+                    user=self._db_settings.user,
+                    password=self._db_settings.password,
+                    db=self._db_settings.database,
+                    minsize=1,
+                    maxsize=Environment.get("DB_POOL_SIZE", int, 1),
+                    autocommit=True,
+                )
+            except Exception as e:
+                _logger.fatal("Failed to connect to the database", e)
+                raise
+        return self.pool
+
+    @staticmethod
+    async def _exec_sql(cursor: Any, query: str, args=None, multi=True):
+        if multi:
+            queries = [str(stmt).strip() for stmt in sqlparse.parse(query) if str(stmt).strip()]
+            for q in queries:
+                if q.strip() == "":
+                    continue
+                await cursor.execute(q, args)
+        else:
+            await cursor.execute(query, args)
+
+    async def execute(self, query: str, args=None, multi=True) -> list[list]:
+        """
+        Execute a SQL statement, it could be with args and without args. The usage is
+        similar to the execute() function in aiomysql.
+        :param query: SQL clause
+        :param args: args needed by the SQL clause
+        :param multi: if the query is a multi-statement
+        :return: return result
+        """
+        pool = await self._get_pool()
+        async with pool.acquire() as con:
+            async with con.cursor() as cursor:
+                await self._exec_sql(cursor, query, args, multi)
+
+                if cursor.description is not None:  # Query returns rows
+                    res = await cursor.fetchall()
+                    if res is None:
+                        return []
+
+                    return [list(row) for row in res]
+                else:
+                    return []
+
+    async def select(self, query: str, args=None, multi=True) -> list[str]:
+        """
+        Execute a SQL statement, it could be with args and without args. The usage is
+        similar to the execute() function in aiomysql.
+        :param query: SQL clause
+        :param args: args needed by the SQL clause
+        :param multi: if the query is a multi-statement
+        :return: return result
+        """
+        pool = await self._get_pool()
+        async with pool.acquire() as con:
+            async with con.cursor() as cursor:
+                await self._exec_sql(cursor, query, args, multi)
+                res = await cursor.fetchall()
+                return list(res)
+
+    async def select_map(self, query: str, args=None, multi=True) -> list[dict]:
+        """
+        Execute a SQL statement, it could be with args and without args. The usage is
+        similar to the execute() function in aiomysql.
+        :param query: SQL clause
+        :param args: args needed by the SQL clause
+        :param multi: if the query is a multi-statement
+        :return: return result
+        """
+        pool = await self._get_pool()
+        async with pool.acquire() as con:
+            async with con.cursor(aiomysql.DictCursor) as cursor:
+                await self._exec_sql(cursor, query, args, multi)
+                res = await cursor.fetchall()
+                return list(res)

src/cpl-database/cpl/database/postgres/db_context.py

@@ -0,0 +1,86 @@
+import uuid
+from typing import Any
+
+from psycopg import OperationalError
+from psycopg_pool import PoolTimeout
+
+from cpl.core.configuration import Configuration
+from cpl.core.environment import Environment
+from cpl.database.abc.db_context_abc import DBContextABC
+from cpl.database.database_settings import DatabaseSettings
+from cpl.database.db_logger import DBLogger
+from cpl.database.postgres.postgres_pool import PostgresPool
+
+_logger = DBLogger(__name__)
+
+
+class DBContext(DBContextABC):
+    def __init__(self):
+        DBContextABC.__init__(self)
+        self._pool: PostgresPool = None
+        self._fails = 0
+
+        self.connect(Configuration.get(DatabaseSettings))
+
+    def connect(self, database_settings: DatabaseSettings):
+        try:
+            _logger.debug("Connecting to database")
+            self._pool = PostgresPool(
+                database_settings,
+                Environment.get("DB_POOL_SIZE", int, 1),
+            )
+            _logger.info("Connected to database")
+        except Exception as e:
+            _logger.fatal("Connecting to database failed", e)
+
+    async def execute(self, statement: str, args=None, multi=True) -> list[list]:
+        _logger.trace(f"execute {statement} with args: {args}")
+        return await self._pool.execute(statement, args, multi)
+
+    async def select_map(self, statement: str, args=None) -> list[dict]:
+        _logger.trace(f"select {statement} with args: {args}")
+        try:
+            return await self._pool.select_map(statement, args)
+        except (OperationalError, PoolTimeout) as e:
+            if self._fails >= 3:
+                _logger.error(f"Database error caused by `{statement}`", e)
+                uid = uuid.uuid4()
+                raise Exception(
+                    f"Query failed three times with {type(e).__name__}. Contact an admin with the UID: {uid}"
+                )
+
+            _logger.error(f"Database error caused by `{statement}`", e)
+            self._fails += 1
+            try:
+                _logger.debug("Retry select")
+                return await self.select_map(statement, args)
+            except Exception as e:
+                pass
+            return []
+        except Exception as e:
+            _logger.error(f"Database error caused by `{statement}`", e)
+            raise e
+
+    async def select(self, statement: str, args=None) -> list[str] | list[tuple] | list[Any]:
+        _logger.trace(f"select {statement} with args: {args}")
+        try:
+            return await self._pool.select(statement, args)
+        except (OperationalError, PoolTimeout) as e:
+            if self._fails >= 3:
+                _logger.error(f"Database error caused by `{statement}`", e)
+                uid = uuid.uuid4()
+                raise Exception(
+                    f"Query failed three times with {type(e).__name__}. Contact an admin with the UID: {uid}"
+                )
+
+            _logger.error(f"Database error caused by `{statement}`", e)
+            self._fails += 1
+            try:
+                _logger.debug("Retry select")
+                return await self.select(statement, args)
+            except Exception as e:
+                pass
+            return []
+        except Exception as e:
+            _logger.error(f"Database error caused by `{statement}`", e)
+            raise e

src/cpl-database/cpl/database/postgres/postgres_pool.py

@@ -0,0 +1,123 @@
+from typing import Optional, Any
+
+import sqlparse
+from psycopg import sql
+from psycopg_pool import AsyncConnectionPool, PoolTimeout
+
+from cpl.core.environment import Environment
+from cpl.database.db_logger import DBLogger
+from cpl.database.model import DatabaseSettings
+
+_logger = DBLogger(__name__)
+
+
+class PostgresPool:
+    """
+    Create a pool when connecting to PostgreSQL, which will decrease the time spent in
+    requesting connection, creating connection, and closing connection.
+    """
+
+    def __init__(self, database_settings: DatabaseSettings):
+        self._conninfo = (
+            f"host={database_settings.host} "
+            f"port={database_settings.port} "
+            f"user={database_settings.user} "
+            f"password={database_settings.password} "
+            f"dbname={database_settings.database}"
+        )
+
+        self.pool: Optional[AsyncConnectionPool] = None
+
+    async def _get_pool(self):
+        pool = AsyncConnectionPool(
+            conninfo=self._conninfo, open=False, min_size=1, max_size=Environment.get("DB_POOL_SIZE", int, 1)
+        )
+        await pool.open()
+        try:
+            async with pool.connection() as con:
+                await pool.check_connection(con)
+        except PoolTimeout as e:
+            await pool.close()
+            _logger.fatal(f"Failed to connect to the database", e)
+        return pool
+
+    @staticmethod
+    async def _exec_sql(cursor: Any, query: str, args=None, multi=True):
+        if multi:
+            queries = [str(stmt).strip() for stmt in sqlparse.parse(query) if str(stmt).strip()]
+            for q in queries:
+                if q.strip() == "":
+                    continue
+
+                await cursor.execute(sql.SQL(q), args)
+        else:
+            await cursor.execute(sql.SQL(query), args)
+
+    async def execute(self, query: str, args=None, multi=True) -> list[list]:
+        """
+        Execute a SQL statement, it could be with args and without args. The usage is
+        similar to the execute() function in the psycopg module.
+        :param query: SQL clause
+        :param args: args needed by the SQL clause
+        :param multi: if the query is a multi-statement
+        :return: return result
+        """
+        async with await self._get_pool() as pool:
+            async with pool.connection() as con:
+                async with con.cursor() as cursor:
+                    await self._exec_sql(cursor, query, args, multi)
+
+                    if cursor.description is not None:  # Check if the query returns rows
+                        res = await cursor.fetchall()
+                        if res is None:
+                            return []
+
+                        result = []
+                        for row in res:
+                            result.append(list(row))
+                        return result
+                    else:
+                        return []
+
+    async def select(self, query: str, args=None, multi=True) -> list[str]:
+        """
+        Execute a SQL statement, it could be with args and without args. The usage is
+        similar to the execute() function in the psycopg module.
+        :param query: SQL clause
+        :param args: args needed by the SQL clause
+        :param multi: if the query is a multi-statement
+        :return: return result
+        """
+        async with await self._get_pool() as pool:
+            async with pool.connection() as con:
+                async with con.cursor() as cursor:
+                    await self._exec_sql(cursor, query, args, multi)
+
+                    res = await cursor.fetchall()
+                    return list(res)
+
+    async def select_map(self, query: str, args=None, multi=True) -> list[dict]:
+        """
+        Execute a SQL statement, it could be with args and without args. The usage is
+        similar to the execute() function in the psycopg module.
+        :param query: SQL clause
+        :param args: args needed by the SQL clause
+        :param multi: if the query is a multi-statement
+        :return: return result
+        """
+        async with await self._get_pool() as pool:
+            async with pool.connection() as con:
+                async with con.cursor() as cursor:
+                    await self._exec_sql(cursor, query, args, multi)
+
+                    res = await cursor.fetchall()
+                    res_map: list[dict] = []
+
+                    for i_res in range(len(res)):
+                        cols = {}
+                        for i_col in range(len(res[i_res])):
+                            cols[cursor.description[i_col].name] = res[i_res][i_col]
+
+                        res_map.append(cols)
+
+                    return res_map

src/cpl-database/cpl/database/postgres/sql_select_builder.py

@@ -0,0 +1,154 @@
+from typing import Optional, Union
+
+from cpl.database._external_data_temp_table_builder import ExternalDataTempTableBuilder
+
+
+class SQLSelectBuilder:
+
+    def __init__(self, table_name: str, primary_key: str):
+        self._table_name = table_name
+        self._primary_key = primary_key
+
+        self._temp_tables: dict[str, ExternalDataTempTableBuilder] = {}
+        self._to_use_temp_tables: list[str] = []
+        self._attributes: list[str] = []
+        self._tables: list[str] = [table_name]
+        self._joins: dict[str, (str, str)] = {}
+        self._conditions: list[str] = []
+        self._order_by: str = ""
+        self._limit: Optional[int] = None
+        self._offset: Optional[int] = None
+
+    def with_temp_table(self, temp_table: ExternalDataTempTableBuilder) -> "SQLSelectBuilder":
+        self._temp_tables[temp_table.table_name] = temp_table
+        return self
+
+    def use_temp_table(self, temp_table_name: str):
+        if temp_table_name not in self._temp_tables:
+            raise ValueError(f"Temp table {temp_table_name} not found.")
+
+        self._to_use_temp_tables.append(temp_table_name)
+
+    def with_attribute(self, attr: str, ignore_table_name=False) -> "SQLSelectBuilder":
+        if not ignore_table_name and not attr.startswith(self._table_name):
+            attr = f"{self._table_name}.{attr}"
+
+        self._attributes.append(attr)
+        return self
+
+    def with_foreign_attribute(self, attr: str) -> "SQLSelectBuilder":
+        self._attributes.append(attr)
+        return self
+
+    def with_table(self, table_name: str) -> "SQLSelectBuilder":
+        self._tables.append(table_name)
+        return self
+
+    def _check_prefix(self, attr: str, foreign_tables: list[str]) -> str:
+        assert attr is not None
+
+        if "TO_CHAR" in attr:
+            return attr
+
+        valid_prefixes = [
+            "levenshtein",
+            self._table_name,
+            *self._joins.keys(),
+            *self._temp_tables.keys(),
+            *foreign_tables,
+        ]
+        if not any(attr.startswith(f"{prefix}.") for prefix in valid_prefixes):
+            attr = f"{self._table_name}.{attr}"
+
+        return attr
+
+    def with_value_condition(
+        self, attr: str, operator: str, value: str, foreign_tables: list[str]
+    ) -> "SQLSelectBuilder":
+        attr = self._check_prefix(attr, foreign_tables)
+        self._conditions.append(f"{attr} {operator} {value}")
+        return self
+
+    def with_levenshtein_condition(self, condition: str) -> "SQLSelectBuilder":
+        self._conditions.append(condition)
+        return self
+
+    def with_condition(self, attr: str, operator: str, foreign_tables: list[str]) -> "SQLSelectBuilder":
+        attr = self._check_prefix(attr, foreign_tables)
+        self._conditions.append(f"{attr} {operator}")
+        return self
+
+    def with_grouped_conditions(self, conditions: list[str]) -> "SQLSelectBuilder":
+        self._conditions.append(f"({' AND '.join(conditions)})")
+        return self
+
+    def with_left_join(self, table: str, on: str) -> "SQLSelectBuilder":
+        if table in self._joins:
+            self._joins[table] = (f"{self._joins[table][0]} AND {on}", "LEFT")
+
+        self._joins[table] = (on, "LEFT")
+        return self
+
+    def with_inner_join(self, table: str, on: str) -> "SQLSelectBuilder":
+        if table in self._joins:
+            self._joins[table] = (f"{self._joins[table][0]} AND {on}", "INNER")
+
+        self._joins[table] = (on, "INNER")
+        return self
+
+    def with_right_join(self, table: str, on: str) -> "SQLSelectBuilder":
+        if table in self._joins:
+            self._joins[table] = (f"{self._joins[table][0]} AND {on}", "RIGHT")
+
+        self._joins[table] = (on, "RIGHT")
+        return self
+
+    def with_limit(self, limit: int) -> "SQLSelectBuilder":
+        self._limit = limit
+        return self
+
+    def with_offset(self, offset: int) -> "SQLSelectBuilder":
+        self._offset = offset
+        return self
+
+    def with_order_by(self, column: Union[str, property], direction: str = "ASC") -> "SQLSelectBuilder":
+        if isinstance(column, property):
+            column = column.fget.__name__
+        self._order_by = f"{column} {direction}"
+        return self
+
+    async def _handle_temp_table_use(self, query) -> str:
+        new_query = ""
+
+        for temp_table_name in self._to_use_temp_tables:
+            temp_table = self._temp_tables[temp_table_name]
+            new_query += await self._temp_tables[temp_table_name].build()
+            self.with_left_join(
+                temp_table.table_name,
+                f"{temp_table.join_ref_table}.{self._primary_key} = {temp_table.table_name}.{temp_table.primary_key}",
+            )
+
+        return f"{new_query} {query}" if new_query != "" else query
+
+    async def build(self) -> str:
+        query = await self._handle_temp_table_use("")
+
+        attributes = ", ".join(self._attributes) if self._attributes else "*"
+        query += f"SELECT {attributes} FROM {", ".join(self._tables)}"
+
+        for join in self._joins:
+            query += f" {self._joins[join][1]} JOIN {join} ON {self._joins[join][0]}"
+
+        if self._conditions:
+            query += " WHERE " + " AND ".join(self._conditions)
+
+        if self._order_by:
+            query += f" ORDER BY {self._order_by}"
+
+        if self._limit is not None:
+            query += f" LIMIT {self._limit}"
+
+        if self._offset is not None:
+            query += f" OFFSET {self._offset}"
+
+        return query

src/cpl-database/cpl/database/schema/executed_migration.py

@@ -0,0 +1,18 @@
+from datetime import datetime
+from typing import Optional
+
+from cpl.database.abc import DbModelABC
+
+
+class ExecutedMigration(DbModelABC):
+    def __init__(
+        self,
+        migration_id: str,
+        created: Optional[datetime] = None,
+        modified: Optional[datetime] = None,
+    ):
+        DbModelABC.__init__(self, migration_id, False, created, modified)
+
+    @property
+    def migration_id(self) -> str:
+        return self._id

src/cpl-database/cpl/database/schema/executed_migration_dao.py

@@ -0,0 +1,14 @@
+from cpl.database import InternalTables
+from cpl.database.abc.data_access_object_abc import DataAccessObjectABC
+from cpl.database.db_logger import DBLogger
+from cpl.database.schema.executed_migration import ExecutedMigration
+
+_logger = DBLogger(__name__)
+
+
+class ExecutedMigrationDao(DataAccessObjectABC[ExecutedMigration]):
+
+    def __init__(self):
+        DataAccessObjectABC.__init__(self, __name__, ExecutedMigration, InternalTables.executed_migrations)
+
+        self.attribute(ExecutedMigration.migration_id, str, primary_key=True, db_name="migrationId")

src/cpl-database/cpl/database/scripts/mysql/0-cpl-initial.sql

@@ -0,0 +1,6 @@
+CREATE TABLE IF NOT EXISTS _executed_migrations
+(
+    migrationId VARCHAR(255) PRIMARY KEY,
+    created     TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    updated     TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+);

src/cpl-database/cpl/database/scripts/mysql/trigger.txt

@@ -0,0 +1,26 @@
+
+DELIMITER //
+CREATE TRIGGER mytable_before_update
+    BEFORE UPDATE
+    ON mytable
+    FOR EACH ROW
+BEGIN
+    INSERT INTO mytable_history
+    SELECT OLD.*;
+
+    SET NEW.updated = NOW();
+END;
+//
+DELIMITER ;
+
+DELIMITER //
+CREATE TRIGGER mytable_before_delete
+    BEFORE DELETE
+    ON mytable
+    FOR EACH ROW
+BEGIN
+    INSERT INTO mytable_history
+    SELECT OLD.*;
+END;
+//
+DELIMITER ;

src/cpl-database/cpl/database/scripts/postgres/0-cpl-initial.sql

@@ -0,0 +1,47 @@
+CREATE SCHEMA IF NOT EXISTS public;
+CREATE SCHEMA IF NOT EXISTS system;
+
+CREATE TABLE IF NOT EXISTS system._executed_migrations
+(
+    MigrationId VARCHAR(255) PRIMARY KEY,
+    Created     timestamptz NOT NULL DEFAULT NOW(),
+    Updated     timestamptz NOT NULL DEFAULT NOW()
+);
+
+CREATE OR REPLACE FUNCTION public.history_trigger_function()
+    RETURNS TRIGGER AS
+$$
+DECLARE
+    schema_name        TEXT;
+    history_table_name TEXT;
+BEGIN
+    -- Construct the name of the history table based on the current table
+    schema_name := TG_TABLE_SCHEMA;
+    history_table_name := TG_TABLE_NAME || '_history';
+
+    IF (TG_OP = 'INSERT') THEN
+        RETURN NEW;
+    END IF;
+
+    -- Insert the old row into the history table on UPDATE or DELETE
+    IF (TG_OP = 'UPDATE' OR TG_OP = 'DELETE') THEN
+        EXECUTE format(
+                'INSERT INTO %I.%I SELECT ($1).*',
+                schema_name,
+                history_table_name
+                )
+            USING OLD;
+    END IF;
+
+    -- For UPDATE, update the Updated column and return the new row
+    IF (TG_OP = 'UPDATE') THEN
+        NEW.updated := NOW(); -- Update the Updated column
+        RETURN NEW;
+    END IF;
+
+    -- For DELETE, return OLD to allow the deletion
+    IF (TG_OP = 'DELETE') THEN
+        RETURN OLD;
+    END IF;
+END;
+$$ LANGUAGE plpgsql;

src/cpl-database/cpl/database/service/migration_service.py

@@ -0,0 +1,111 @@
+import glob
+import os
+
+from cpl.database.abc import DBContextABC
+from cpl.database.db_logger import DBLogger
+from cpl.database.model import Migration
+from cpl.database.model.server_type import ServerType, ServerTypes
+from cpl.database.schema.executed_migration import ExecutedMigration
+from cpl.database.schema.executed_migration_dao import ExecutedMigrationDao
+
+_logger = DBLogger(__name__)
+
+
+class MigrationService:
+
+    def __init__(self, db: DBContextABC, executedMigrationDao: ExecutedMigrationDao):
+        self._db = db
+        self._executedMigrationDao = executedMigrationDao
+
+        self._script_directories: list[str] = []
+
+        if ServerType.server_type == ServerTypes.POSTGRES:
+            self.with_directory(os.path.join(os.path.dirname(os.path.realpath(__file__)), "../scripts/postgres"))
+        elif ServerType.server_type == ServerTypes.MYSQL:
+            self.with_directory(os.path.join(os.path.dirname(os.path.realpath(__file__)), "../scripts/mysql"))
+
+    def with_directory(self, directory: str) -> "MigrationService":
+        self._script_directories.append(directory)
+        return self
+
+    async def _get_migration_history(self) -> list[ExecutedMigration]:
+        results = await self._db.select(f"SELECT * FROM {self._executedMigrationDao.table_name}")
+        applied_migrations = []
+        for result in results:
+            applied_migrations.append(ExecutedMigration(result[0]))
+
+        return applied_migrations
+
+    @staticmethod
+    def _load_scripts_by_path(path: str) -> list[Migration]:
+        migrations = []
+
+        if not os.path.exists(path):
+            raise Exception("Migration path not found")
+
+        files = sorted(glob.glob(f"{path}/*"))
+
+        for file in files:
+            if not file.endswith(".sql"):
+                continue
+
+            name = str(file.split(".sql")[0])
+            if "/" in name:
+                name = name.split("/")[-1]
+
+            with open(f"{file}", "r") as f:
+                script = f.read()
+                f.close()
+
+            migrations.append(Migration(name, script))
+
+        return migrations
+
+    def _load_scripts(self) -> list[Migration]:
+        migrations = []
+        for path in self._script_directories:
+            migrations.extend(self._load_scripts_by_path(path))
+
+        return migrations
+
+    async def _get_tables(self):
+        if ServerType == ServerTypes.POSTGRES:
+            return await self._db.select(
+                """
+                SELECT tablename
+                FROM pg_tables
+                WHERE schemaname = 'public';
+                """
+            )
+        else:
+            return await self._db.select(
+                """
+                SHOW TABLES;
+                """
+            )
+
+    async def _execute(self, migrations: list[Migration]):
+        result = await self._get_tables()
+
+        for migration in migrations:
+            active_statement = ""
+            try:
+                # check if table exists
+                if len(result) > 0:
+                    migration_from_db = await self._executedMigrationDao.find_by_id(migration.name)
+                    if migration_from_db is not None:
+                        continue
+
+                _logger.debug(f"Running upgrade migration: {migration.name}")
+
+                await self._db.execute(migration.script, multi=True)
+
+                await self._executedMigrationDao.create(ExecutedMigration(migration.name), skip_editor=True)
+            except Exception as e:
+                _logger.fatal(
+                    f"Migration failed: {migration.name}\n{active_statement}",
+                    e,
+                )
+
+    async def migrate(self):
+        await self._execute(self._load_scripts())

src/cpl-database/cpl/database/typing.py

@@ -0,0 +1,65 @@
+from datetime import datetime
+from typing import TypeVar, Union, Literal, Any
+
+from cpl.database.abc.db_model_abc import DbModelABC
+
+
+T_DBM = TypeVar("T_DBM", bound=DbModelABC)
+
+NumberFilterOperator = Literal[
+    "equal",
+    "notEqual",
+    "greater",
+    "greaterOrEqual",
+    "less",
+    "lessOrEqual",
+    "isNull",
+    "isNotNull",
+]
+StringFilterOperator = Literal[
+    "equal",
+    "notEqual",
+    "contains",
+    "notContains",
+    "startsWith",
+    "endsWith",
+    "isNull",
+    "isNotNull",
+]
+BoolFilterOperator = Literal[
+    "equal",
+    "notEqual",
+    "isNull",
+    "isNotNull",
+]
+DateFilterOperator = Literal[
+    "equal",
+    "notEqual",
+    "greater",
+    "greaterOrEqual",
+    "less",
+    "lessOrEqual",
+    "isNull",
+    "isNotNull",
+]
+FilterOperator = Union[NumberFilterOperator, StringFilterOperator, BoolFilterOperator, DateFilterOperator]
+
+Attribute = Union[str, property]
+
+AttributeCondition = Union[
+    dict[NumberFilterOperator, int],
+    dict[StringFilterOperator, str],
+    dict[BoolFilterOperator, bool],
+    dict[DateFilterOperator, datetime],
+]
+AttributeFilter = dict[Attribute, Union[list[Union[AttributeCondition, Any]], AttributeCondition, Any]]
+AttributeFilters = Union[
+    list[AttributeFilter],
+    AttributeFilter,
+]
+
+AttributeSort = dict[Attribute, Literal["asc", "desc"]]
+AttributeSorts = Union[
+    list[AttributeSort],
+    AttributeSort,
+]

src/cpl-database/pyproject.toml

@@ -0,0 +1,30 @@
+[build-system]
+requires = ["setuptools>=70.1.0", "wheel>=0.43.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "cpl-database"
+version = "2024.7.0"
+description = "CPL database"
+readme ="CPL database package"
+requires-python = ">=3.12"
+license = { text = "MIT" }
+authors = [
+    { name = "Sven Heidemann", email = "sven.heidemann@sh-edraft.de" }
+]
+keywords = ["cpl", "database", "backend", "shared", "library"]
+
+dynamic = ["dependencies", "optional-dependencies"]
+
+[project.urls]
+Homepage = "https://www.sh-edraft.de"
+
+[tool.setuptools.packages.find]
+where = ["."]
+include = ["cpl*"]
+
+[tool.setuptools.dynamic]
+dependencies = { file = ["requirements.txt"] }
+optional-dependencies.dev = { file = ["requirements.dev.txt"] }
+
+

src/cpl-database/requirements.dev.txt

@@ -0,0 +1 @@
+black==25.1.0

src/cpl-database/requirements.txt

@@ -0,0 +1,8 @@
+cpl-core
+cpl-dependency
+psycopg[binary]==3.2.3
+psycopg-pool==3.2.4
+sqlparse==0.5.3
+mysql-connector-python==9.4.0
+async-property==0.2.2
+aiomysql==0.2.0

src/cpl-dependency/cpl/dependency/__init__.py

@@ -0,0 +1,7 @@
+from .scope import Scope
+from .scope_abc import ScopeABC
+from .service_collection import ServiceCollection
+from .service_descriptor import ServiceDescriptor
+from .service_lifetime_enum import ServiceLifetimeEnum
+from .service_provider import ServiceProvider
+from .service_provider_abc import ServiceProviderABC

src/cpl-dependency/cpl/dependency/scope.py

@@ -1,6 +1,5 @@
-from cpl_core.console.console import Console
-from cpl_core.dependency_injection.scope_abc import ScopeABC
-from cpl_core.dependency_injection.service_provider_abc import ServiceProviderABC
+from cpl.dependency.scope_abc import ScopeABC
+from cpl.dependency.service_provider_abc import ServiceProviderABC
 
 
 class Scope(ScopeABC):

src/cpl-dependency/cpl/dependency/scope_abc.py

@@ -2,7 +2,7 @@ from abc import ABC, abstractmethod
 
 
 class ScopeABC(ABC):
-    r"""ABC for the class :class:`cpl_core.dependency_injection.scope.Scope`"""
+    r"""ABC for the class :class:`cpl.dependency.scope.Scope`"""
 
     def __init__(self):
         pass
@@ -13,11 +13,9 @@ class ScopeABC(ABC):
         r"""Returns to service provider of scope
 
         Returns:
-            Object of type :class:`cpl_core.dependency_injection.service_provider_abc.ServiceProviderABC`
+            Object of type :class:`cpl.dependency.service_provider_abc.ServiceProviderABC`
         """
-        pass
 
     @abstractmethod
     def dispose(self):
         r"""Sets service_provider to None"""
-        pass

src/cpl-dependency/cpl/dependency/scope_builder.py

@@ -0,0 +1,18 @@
+from cpl.dependency.scope import Scope
+from cpl.dependency.scope_abc import ScopeABC
+from cpl.dependency.service_provider_abc import ServiceProviderABC
+
+
+class ScopeBuilder:
+    r"""Class to build :class:`cpl.dependency.scope.Scope`"""
+
+    def __init__(self, service_provider: ServiceProviderABC) -> None:
+        self._service_provider = service_provider
+
+    def build(self) -> ScopeABC:
+        r"""Returns scope
+
+        Returns:
+            Object of type :class:`cpl.dependency.scope.Scope`
+        """
+        return Scope(self._service_provider)

src/cpl-dependency/cpl/dependency/service_collection.py

@@ -1,27 +1,26 @@
 from typing import Union, Type, Callable, Optional
 
-from cpl_core.configuration.configuration_abc import ConfigurationABC
-from cpl_core.database.context.database_context_abc import DatabaseContextABC
-from cpl_core.database.database_settings import DatabaseSettings
-from cpl_core.dependency_injection.service_collection_abc import ServiceCollectionABC
-from cpl_core.dependency_injection.service_descriptor import ServiceDescriptor
-from cpl_core.dependency_injection.service_lifetime_enum import ServiceLifetimeEnum
-from cpl_core.dependency_injection.service_provider import ServiceProvider
-from cpl_core.dependency_injection.service_provider_abc import ServiceProviderABC
-from cpl_core.logging.logger_abc import LoggerABC
-from cpl_core.logging.logger_service import Logger
-from cpl_core.pipes.pipe_abc import PipeABC
-from cpl_core.type import T
+from cpl.core.log.logger import Logger
+from cpl.core.log.logger_abc import LoggerABC
+from cpl.core.pipes.pipe_abc import PipeABC
+from cpl.core.typing import T, Service
+from cpl.dependency.service_descriptor import ServiceDescriptor
+from cpl.dependency.service_lifetime_enum import ServiceLifetimeEnum
+from cpl.dependency.service_provider import ServiceProvider
+from cpl.dependency.service_provider_abc import ServiceProviderABC
 
 
-class ServiceCollection(ServiceCollectionABC):
+class ServiceCollection:
     r"""Representation of the collection of services"""
 
-    def __init__(self, config: ConfigurationABC):
-        ServiceCollectionABC.__init__(self)
-        self._configuration: ConfigurationABC = config
+    _modules: dict[str, Callable] = {}
 
-        self._database_context: Optional[DatabaseContextABC] = None
+    @classmethod
+    def with_module(cls, func: Callable, name: str = None):
+        cls._modules[func.__name__ if name is None else name] = func
+        return cls
+
+    def __init__(self):
         self._service_descriptors: list[ServiceDescriptor] = []
 
     def _add_descriptor(self, service: Union[type, object], lifetime: ServiceLifetimeEnum, base_type: Callable = None):
@@ -47,13 +46,22 @@ class ServiceCollection(ServiceCollectionABC):
 
         return self
 
-    def add_db_context(self, db_context_type: Type[DatabaseContextABC], db_settings: DatabaseSettings):
-        self.add_singleton(DatabaseContextABC, db_context_type)
-        self._database_context = self.build_service_provider().get_service(DatabaseContextABC)
-        self._database_context.connect(db_settings)
+    def add_module(self, module: str | object):
+        if not isinstance(module, str):
+            module = module.__name__
+
+        if module not in self._modules:
+            raise ValueError(f"Module {module} not found")
+
+        self._modules[module](self)
+
+    # def add_mysql(self, db_context_type: Type[DatabaseContextABC], db_settings: DatabaseSettings):
+    #     self.add_singleton(DatabaseContextABC, db_context_type)
+    #     self._database_context = self.build_service_provider().get_service(DatabaseContextABC)
+    #     self._database_context.connect(db_settings)
 
     def add_logging(self):
-        self.add_singleton(LoggerABC, Logger)
+        self.add_transient(LoggerABC, Logger)
         return self
 
     def add_pipes(self):
@@ -61,19 +69,19 @@ class ServiceCollection(ServiceCollectionABC):
             self.add_transient(PipeABC, pipe)
         return self
 
-    def add_singleton(self, service_type: T, service: T = None):
+    def add_singleton(self, service_type: T, service: Service = None):
         self._add_descriptor_by_lifetime(service_type, ServiceLifetimeEnum.singleton, service)
         return self
 
-    def add_scoped(self, service_type: T, service: T = None):
+    def add_scoped(self, service_type: T, service: Service = None):
         self._add_descriptor_by_lifetime(service_type, ServiceLifetimeEnum.scoped, service)
         return self
 
-    def add_transient(self, service_type: T, service: T = None):
+    def add_transient(self, service_type: T, service: Service = None):
         self._add_descriptor_by_lifetime(service_type, ServiceLifetimeEnum.transient, service)
         return self
 
     def build_service_provider(self) -> ServiceProviderABC:
-        sp = ServiceProvider(self._service_descriptors, self._configuration, self._database_context)
+        sp = ServiceProvider(self._service_descriptors)
         ServiceProviderABC.set_global_provider(sp)
         return sp

src/cpl-dependency/cpl/dependency/service_descriptor.py

@@ -1,7 +1,6 @@
 from typing import Union, Optional
 
-from cpl_core.console import Console
-from cpl_core.dependency_injection.service_lifetime_enum import ServiceLifetimeEnum
+from cpl.dependency.service_lifetime_enum import ServiceLifetimeEnum
 
 
 class ServiceDescriptor:
@@ -10,7 +9,7 @@ class ServiceDescriptor:
     Parameter:
         implementation: Union[:class:`type`, Optional[:class:`object`]]
             Object or type of service
-        lifetime: :class:`cpl_core.dependency_injection.service_lifetime_enum.ServiceLifetimeEnum`
+        lifetime: :class:`cpl.dependency.service_lifetime_enum.ServiceLifetimeEnum`
             Lifetime of the service
     """