user repo/usecases/session/di

api/app_builder/dependencies.py

@@ -0,0 +1,23 @@
+from fastapi import FastAPI
+from sqlalchemy.ext.asyncio import AsyncEngine, AsyncSession, async_sessionmaker
+
+from api.application.abstractions.uow import UnitOfWork
+from api.application.usecase.create_user import CreateUser
+from api.domain.user.repository import UserRepository
+from api.infrastructure.dependencies.adapters import (
+    create_engine,
+    create_session_maker,
+    new_session,
+    new_unit_of_work,
+)
+from api.infrastructure.dependencies.repositories import get_user_repository
+from api.infrastructure.dependencies.usecases import provide_create_user
+
+
+def init_dependencies(app: FastAPI) -> None:
+    app.dependency_overrides[AsyncEngine] = create_engine
+    app.dependency_overrides[async_sessionmaker[AsyncSession]] = create_session_maker
+    app.dependency_overrides[AsyncSession] = new_session
+    app.dependency_overrides[UserRepository] = get_user_repository
+    app.dependency_overrides[UnitOfWork] = new_unit_of_work
+    app.dependency_overrides[CreateUser] = provide_create_user

api/app_builder/main.py

@@ -1,9 +1,13 @@
 from fastapi import FastAPI
 
+from api.app_builder.dependencies import init_dependencies
+
 from .routers import init_routers
 
 
 def app_factory() -> FastAPI:
     app = FastAPI()
+    init_dependencies(app)
     init_routers(app)
+
     return app