import logging
import sys
from fastapi import FastAPI
from app.routers import delivery
from fastapi.middleware.cors import CORSMiddleware
from config import load_config
from sqlalchemy import create_engine, text
from sqlalchemy.orm import sessionmaker


ApplicationConfig = load_config()

# Configure logging
logging.basicConfig(
    level=logging.INFO,
    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
    datefmt='%Y-%m-%d %H:%M:%S',
    handlers=[logging.StreamHandler(sys.stdout)]
)
logger = logging.getLogger('eamco_money_api')

# Database setup
engine = create_engine(ApplicationConfig.SQLALCHEMY_DATABASE_URI)
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)

def check_db_connection():
    """
    Test database connectivity.
    """
    try:
        db = SessionLocal()
        db.execute(text("SELECT 1"))
        db.close()
        return True
    except Exception:
        return False

app = FastAPI()

app.include_router(delivery.router)


app.add_middleware(
    CORSMiddleware,
    allow_origins=ApplicationConfig.origins,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

@app.get("/")
def read_root():
    return {"Status": "Money Service is online"}

@app.on_event("startup")
async def startup_event():
    """Application startup - log configuration and test DB connection."""
    logger.info("🚀 eamco_money_api STARTING")
    mode = ApplicationConfig.CURRENT_SETTINGS.upper()
    if mode in ['DEVELOPMENT', 'DEV']:
        logger.info("🤖🤖🤖🤖🤖 Mode: Development 🤖🤖🤖🤖🤖")
    elif mode in ['PRODUCTION', 'PROD']:
        logger.info("💀💀💀💀💀💀💀💀💀💀 ⚠️ WARNING PRODUCTION 💀💀💀💀💀💀💀💀💀💀")
    logger.info(f"DB: {ApplicationConfig.SQLALCHEMY_DATABASE_URI[:30]}...")
    logger.info(f"CORS: {len(ApplicationConfig.origins)} origins configured")

    # Test database connection
    if check_db_connection():
        logger.info("DB Connection: ✅ OK")
    else:
        logger.info("DB Connection: ❌ FAILED")