from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import JSONResponse
import logging

from app.config import settings
from app.routers import auth, chatbots, documents, chat, marketplace, billing

# Configure logging
logging.basicConfig(
    level=logging.INFO,
    format="%(asctime)s - %(name)s - %(levelname)s - %(message)s",
)
logger = logging.getLogger(__name__)

# ── App ────────────────────────────────────────────────────────────────────────
app = FastAPI(
    title="Contexta API",
    description="AI Chatbot Platform - Create, deploy and share custom AI chatbots powered by your data",
    version="1.0.0",
    docs_url="/docs",
    redoc_url="/redoc",
)

# ── Middleware ─────────────────────────────────────────────────────────────────
app.add_middleware(
    CORSMiddleware,
    allow_origins=settings.allowed_origins_list,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# ── Routers ────────────────────────────────────────────────────────────────────
app.include_router(auth.router, prefix="/api/v1")
app.include_router(chatbots.router, prefix="/api/v1")
app.include_router(documents.router, prefix="/api/v1")
app.include_router(chat.router, prefix="/api/v1")
app.include_router(marketplace.router, prefix="/api/v1")
app.include_router(billing.router, prefix="/api/v1")

# ── Health & Info ──────────────────────────────────────────────────────────────
@app.get("/")
async def root():
    return {
        "name": "Contexta API",
        "version": "1.0.0",
        "status": "running",
        "docs": "/docs",
    }


@app.get("/health")
async def health():
    return {"status": "healthy", "environment": settings.app_env}


# ── Sentry ────────────────────────────────────────────────────────────────────
if settings.sentry_dsn:
    import sentry_sdk
    sentry_sdk.init(dsn=settings.sentry_dsn, traces_sample_rate=0.1)
    logger.info("Sentry initialized")

# ── Startup ───────────────────────────────────────────────────────────────────
@app.on_event("startup")
async def startup_event():
    logger.info("Contexta API starting up...")
    logger.info(f"Environment: {settings.app_env}")
    logger.info(f"Allowed origins: {settings.allowed_origins_list}")


if __name__ == "__main__":
    import uvicorn
    uvicorn.run("app.main:app", host="0.0.0.0", port=8000, reload=True)