from typing import Any

from fastapi import FastAPI
from fastapi.openapi.utils import get_openapi
from fastapi.responses import JSONResponse

from src.domain.contracts.openapi import inject_contract_schemas
from src.presentation.routes.articles import router as articles_router
from src.presentation.routes.auth import router as auth_router
from src.presentation.routes.sites import router as sites_router


app = FastAPI(title="AI Content Pipeline Backend")
app.include_router(auth_router)
app.include_router(articles_router)
app.include_router(sites_router)


@app.get("/health")
def health() -> dict[str, str]:
    return {"service": "backend", "status": "ok"}


@app.get("/health/dependencies")
def dependency_health() -> JSONResponse:
    from src.infrastructure.dependencies import check_dependencies

    dependencies = check_dependencies()
    is_ok = all(status == "ok" for status in dependencies.values())

    return JSONResponse(
        status_code=200 if is_ok else 503,
        content={
            "service": "backend",
            "status": "ok" if is_ok else "error",
            "dependencies": dependencies,
        },
    )


def custom_openapi() -> dict[str, Any]:
    if app.openapi_schema:
        return app.openapi_schema

    openapi_schema = get_openapi(
        title=app.title,
        version=app.version,
        routes=app.routes,
    )
    inject_contract_schemas(openapi_schema)
    app.openapi_schema = openapi_schema
    return app.openapi_schema


app.openapi = custom_openapi