Added live development server

src/cpl_cli/command/start_service.py

@@ -1,68 +1,13 @@
-import os
-import signal
-import subprocess
-import time
-
-import psutil as psutil
-from watchdog.events import FileSystemEventHandler
-from watchdog.observers import Observer
-
-from cpl.application import ApplicationRuntimeABC
-from cpl.console.console import Console
 from cpl_cli.command_abc import CommandABC
-from cpl_cli.configuration import BuildSettings
+from cpl_cli.live_server.live_server_service import LiveServerService
-from cpl_cli.live_server.live_server import LiveServerThread
 
 
-class StartService(CommandABC, FileSystemEventHandler):
+class StartService(CommandABC):
 
-    def __init__(self, runtime: ApplicationRuntimeABC, build_settings: BuildSettings):
+    def __init__(self, live_server: LiveServerService):
         CommandABC.__init__(self)
-        FileSystemEventHandler.__init__(self)
 
-        self._runtime = runtime
+        self._live_server = live_server
-        self._build_settings = build_settings
-
-        self._src_dir = os.path.join(self._runtime.working_directory, self._build_settings.source_path)
-        self._live_server = LiveServerThread(self._src_dir)
-        self._observer = None
-
-    def _start_observer(self):
-        self._observer = Observer()
-        self._observer.schedule(self, path=self._src_dir, recursive=True)
-        self._observer.start()
-
-    def _restart(self):
-        for proc in psutil.process_iter():
-            try:
-                if proc.cmdline() == self._live_server.command:
-                    os.system(f'pkill -f {self._live_server.main}')
-            except Exception as e:
-                pass
-
-        Console.write_line('Restart\n')
-
-        while self._live_server.is_alive():
-            time.sleep(1)
-
-        self._live_server = LiveServerThread(self._src_dir)
-        self._live_server.start()
-
-        self._start_observer()
-
-    def on_modified(self, event):
-        if event.is_directory:
-            return None
-
-        # Event is modified, you can process it now
-        if str(event.src_path).endswith('.py'):
-            self._observer.stop()
-            self._restart()
 
     def run(self, args: list[str]):
-        Console.write_line('** CPL live development server is running **')
-        self._start_observer()
         self._live_server.start()
-
-        Console.close()
-        Console.write('\n')

src/cpl_cli/live_server/file_change_handler.py

@@ -1,23 +0,0 @@
-from watchdog.events import FileSystemEventHandler
-
-from cpl.console.console import Console
-from cpl_cli.live_server.live_server import LiveServerThread
-
-
-class FileChangeHandler(FileSystemEventHandler):
-
-    def __init__(self, live_server: LiveServerThread):
-        FileSystemEventHandler.__init__(self)
-
-        self._live_server = live_server
-
-    def on_any_event(self, event):
-        if event.is_directory:
-            return None
-
-        elif event.event_type == 'modified':
-            # Event is modified, you can process it now
-            if str(event.src_path).endswith('.py'):
-                Console.write_line(f'Detected change in {event.src_path}')
-                self._live_server.kill_application()
-                self._live_server.start()

src/cpl_cli/live_server/live_server_service.py

@@ -0,0 +1,64 @@
+import os
+import time
+from contextlib import suppress
+
+import psutil as psutil
+from watchdog.events import FileSystemEventHandler
+from watchdog.observers import Observer
+
+from cpl.application import ApplicationRuntimeABC
+from cpl.console.console import Console
+from cpl.dependency_injection import ServiceABC
+from cpl_cli.configuration import BuildSettings
+from cpl_cli.live_server.live_server_thread import LiveServerThread
+
+
+class LiveServerService(ServiceABC, FileSystemEventHandler):
+
+    def __init__(self, runtime: ApplicationRuntimeABC, build_settings: BuildSettings):
+        ServiceABC.__init__(self)
+        FileSystemEventHandler.__init__(self)
+
+        self._runtime = runtime
+        self._build_settings = build_settings
+
+        self._src_dir = os.path.join(self._runtime.working_directory, self._build_settings.source_path)
+        self._live_server = LiveServerThread(self._src_dir)
+        self._observer = None
+
+    def _start_observer(self):
+        self._observer = Observer()
+        self._observer.schedule(self, path=self._src_dir, recursive=True)
+        self._observer.start()
+
+    def _restart(self):
+        for proc in psutil.process_iter():
+            with suppress(Exception):
+                if proc.cmdline() == self._live_server.command:
+                    os.system(f'pkill -f {self._live_server.main}')
+
+        Console.write_line('Restart\n')
+        while self._live_server.is_alive():
+            time.sleep(1)
+
+        self._live_server = LiveServerThread(self._src_dir)
+        self._live_server.start()
+
+        self._start_observer()
+
+    def on_modified(self, event):
+        if event.is_directory:
+            return None
+
+        # Event is modified, you can process it now
+        if str(event.src_path).endswith('.py'):
+            self._observer.stop()
+            self._restart()
+
+    def start(self):
+        Console.write_line('** CPL live development server is running **')
+        self._start_observer()
+        self._live_server.start()
+
+        Console.close()
+        Console.write('\n')

src/cpl_cli/live_server/live_server_thread.py

@@ -27,7 +27,7 @@ class LiveServerThread(threading.Thread):
     def run(self):
         self._main = os.path.join(self._path, 'main.py')
         if not os.path.isfile(self._main):
-            Console.error('Entry point main.py does not exist')
+            Console.error('Entry point main.py not found')
             return
 
         Console.write_line('Read successfully')

src/cpl_cli/startup.py

@@ -15,6 +15,7 @@ from cpl_cli.command_handler_service import CommandHandler
 from cpl_cli.command.help_service import HelpService
 from cpl_cli.command.version_service import VersionService
 from cpl_cli.error import Error
+from cpl_cli.live_server.live_server_service import LiveServerService
 from cpl_cli.publish.publisher_service import PublisherService
 from cpl_cli.publish.publisher_abc import PublisherABC
 
@@ -67,6 +68,7 @@ class Startup(StartupABC):
         self._services.add_singleton(CommandHandler)
 
         self._services.add_transient(PublisherABC, PublisherService)
+        self._services.add_transient(LiveServerService)
 
         self._services.add_transient(BuildService)
         self._services.add_transient(GenerateService)