import logging
from fastapi import FastAPI
from core.config import settings
from api.api_v1.api import api_router
from api.api_v2.api import api_router as api_v2_router
from fastapi.middleware.cors import CORSMiddleware

# Configuración inicial del logging (debe estar al inicio del archivo)
# logging.config.dictConfig({
#     "version": 1,
#     "disable_existing_loggers": False,
#     "formatters": {
#         "default": {
#             "()": "uvicorn.logging.DefaultFormatter",
#             "fmt": "%(levelprefix)s %(asctime)s | %(name)s | %(message)s",
#             "datefmt": "%Y-%m-%d %H:%M:%S",
#             "use_colors": True,
#         },
#         "access": {
#             "()": "uvicorn.logging.AccessFormatter",
#             "fmt": '%(levelprefix)s %(asctime)s | %(client_addr)s | "%(request_line)s" %(status_code)s',
#             "datefmt": "%Y-%m-%d %H:%M:%S",
#         },
#     },
#     "handlers": {
#         "default": {
#             "formatter": "default",
#             "class": "logging.StreamHandler",
#             "stream": "ext://sys.stdout",
#         },
#         "access": {
#             "formatter": "access",
#             "class": "logging.StreamHandler",
#             "stream": "ext://sys.stdout",
#         },
#     },
#     "loggers": {
#         "": {"handlers": ["default"], "level": "DEBUG"},
#         "uvicorn.error": {"level": "DEBUG"},
#         "uvicorn.access": {"handlers": ["access"], "level": "DEBUG", "propagate": False},
#     },
# })

def create_application() -> FastAPI:
    """Función factory para crear la aplicación FastAPI"""
    application = FastAPI(
        title=settings.APP_NAME,
        description="EFC Microservice - Un microservicio profesional por AduanaSoft con soporte para tareas asíncronas",
        version=settings.APP_VERSION,
        debug=settings.DEBUG,
        swagger_ui_parameters={"theme": "light"}
    )
    
    # Configuración adicional para loggers específicos
    app_logger = logging.getLogger("app")
    app_logger.setLevel(logging.DEBUG if settings.DEBUG else logging.INFO)
    
    # Incluir el router principal de la API
    application.include_router(api_router, prefix="/api/v1")
    application.include_router(api_v2_router, prefix="/api/v2")
    
    return application

app = create_application()
app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],  # O especifica ["http://localhost:5173"]
    allow_credentials=True,
    allow_methods=["*"],    
    allow_headers=["*"],
)

# Event handlers para Celery
@app.on_event("startup")
async def startup_event():
    """Inicialización al arrancar la aplicación"""
    logger = logging.getLogger(__name__)
    logger.info("Iniciando EFC Microservice con soporte asíncrono")
    logger.info("Celery configurado para tareas en segundo plano")

@app.on_event("shutdown")
async def shutdown_event():
    """Limpieza al cerrar la aplicación"""
    logger = logging.getLogger(__name__)
    logger.info("Cerrando EFC Microservice")

if __name__ == "__main__":
    import uvicorn
    uvicorn.run(
        app, 
        host=settings.HOST, 
        port=settings.PORT,
        log_config=None,  # Usamos nuestra configuración
        log_level="debug" if settings.DEBUG else "info",
        reload=settings.DEBUG
    )