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cpl/example/api/src/main.py
edraft 545540d05d
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Added subscriptions final #181
2025-10-08 21:22:51 +02:00

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4.8 KiB
Python

from starlette.responses import JSONResponse
from cpl.dependency.event_bus import EventBusABC
from cpl.graphql.event_bus.memory import InMemoryEventBus
from queries.cities import CityGraphType, CityFilter, CitySort
from queries.hello import UserGraphType # , UserFilter, UserSort, UserGraphType
from queries.user import UserFilter, UserSort
from cpl.api.api_module import ApiModule
from cpl.application.application_builder import ApplicationBuilder
from cpl.auth.schema import User, Role
from cpl.core.configuration import Configuration
from cpl.core.console import Console
from cpl.core.environment import Environment
from cpl.core.utils.cache import Cache
from cpl.database.mysql.mysql_module import MySQLModule
from cpl.graphql.application.graphql_app import GraphQLApp
from cpl.graphql.auth.graphql_auth_module import GraphQLAuthModule
from cpl.graphql.graphql_module import GraphQLModule
from model.author_dao import AuthorDao
from model.author_query import AuthorGraphType, AuthorFilter, AuthorSort
from model.post_dao import PostDao
from model.post_query import PostFilter, PostSort, PostGraphType, PostMutation, PostSubscription
from permissions import PostPermissions
from queries.hello import HelloQuery
from scoped_service import ScopedService
from service import PingService
from test_data_seeder import TestDataSeeder
def main():
builder = ApplicationBuilder[GraphQLApp](GraphQLApp)
Configuration.add_json_file(f"appsettings.json")
Configuration.add_json_file(f"appsettings.{Environment.get_environment()}.json")
Configuration.add_json_file(f"appsettings.{Environment.get_host_name()}.json", optional=True)
# builder.services.add_logging()
(
builder.services.add_structured_logging()
.add_transient(PingService)
.add_module(MySQLModule)
.add_module(ApiModule)
.add_module(GraphQLModule)
.add_module(GraphQLAuthModule)
.add_scoped(ScopedService)
.add_singleton(EventBusABC, InMemoryEventBus)
.add_cache(User)
.add_cache(Role)
.add_transient(CityGraphType)
.add_transient(CityFilter)
.add_transient(CitySort)
.add_transient(UserGraphType)
.add_transient(UserFilter)
.add_transient(UserSort)
# .add_transient(UserGraphType)
# .add_transient(UserFilter)
# .add_transient(UserSort)
.add_transient(HelloQuery)
# test data
.add_singleton(TestDataSeeder)
# authors
.add_transient(AuthorDao)
.add_transient(AuthorGraphType)
.add_transient(AuthorFilter)
.add_transient(AuthorSort)
# posts
.add_transient(PostDao)
.add_transient(PostGraphType)
.add_transient(PostFilter)
.add_transient(PostSort)
.add_transient(PostMutation)
.add_transient(PostSubscription)
)
app = builder.build()
app.with_logging()
app.with_migrations("./scripts")
app.with_authentication()
app.with_authorization()
app.with_route(
path="/route1",
fn=lambda r: JSONResponse("route1"),
method="GET",
# authentication=True,
# permissions=[Permissions.administrator],
)
app.with_routes_directory("routes")
schema = app.with_graphql()
schema.query.string_field("ping", resolver=lambda: "pong")
schema.query.with_query("hello", HelloQuery)
schema.query.dao_collection_field(AuthorGraphType, AuthorDao, "authors", AuthorFilter, AuthorSort)
(
schema.query.dao_collection_field(PostGraphType, PostDao, "posts", PostFilter, PostSort)
# .with_require_any_permission(PostPermissions.read)
.with_public()
)
schema.mutation.with_mutation("post", PostMutation).with_public()
schema.subscription.with_subscription(PostSubscription)
app.with_auth_root_queries(True)
app.with_auth_root_mutations(True)
app.with_playground()
app.with_graphiql()
app.with_permissions(PostPermissions)
provider = builder.service_provider
user_cache = provider.get_service(Cache[User])
role_cache = provider.get_service(Cache[Role])
if role_cache == user_cache:
raise Exception("Cache service is not working")
s1 = provider.get_service(ScopedService)
s2 = provider.get_service(ScopedService)
if s1.name == s2.name:
raise Exception("Scoped service is not working")
with provider.create_scope() as scope:
s3 = scope.get_service(ScopedService)
s4 = scope.get_service(ScopedService)
if s3.name != s4.name:
raise Exception("Scoped service is not working")
if s1.name == s3.name:
raise Exception("Scoped service is not working")
Console.write_line(
s1.name,
s2.name,
s3.name,
s4.name,
)
app.run()
if __name__ == "__main__":
main()