from fastapi import APIRouter, Response, Depends
from fastapi.responses import FileResponse
from fastapi.staticfiles import StaticFiles
import os
import logging
from pathlib import Path as FilePath
from typing import Dict, Any

from modules.shared.configuration import APP_CONFIG
from modules.security.auth import limiter, getCurrentUser

router = APIRouter(
    prefix="",
    tags=["General"],
    responses={404: {"description": "Not found"}}
)

# Static folder setup - using absolute path from app root
baseDir = FilePath(__file__).parent.parent.parent  # Go up to gateway root
staticFolder = baseDir / "static"
os.makedirs(staticFolder, exist_ok=True)

logger = logging.getLogger(__name__)

router = APIRouter(
    prefix="",
    tags=["Administration"],
    responses={404: {"description": "Not found"}}
)

# Mount static files
router.mount("/static", StaticFiles(directory=str(staticFolder), html=True), name="static")

@router.get("/")
@limiter.limit("30/minute")
async def root():
    """API status endpoint"""
    return {
        "status": "online",
        "message": "Data Platform API is active",
        "allowedOrigins": f"Allowed origins are {APP_CONFIG.get('APP_ALLOWED_ORIGINS')}"
    }

@router.get("/api/environment")
@limiter.limit("30/minute")
async def get_environment(currentUser: Dict[str, Any] = Depends(getCurrentUser)):
    """Get environment configuration for frontend"""
    return {
        "apiBaseUrl": APP_CONFIG.get("APP_API_URL", ""),
        "environment": APP_CONFIG.get("APP_ENV", "development"),
        "instanceLabel": APP_CONFIG.get("APP_ENV_LABEL", "Development"),
        # Add other environment variables the frontend might need
    }

@router.options("/{fullPath:path}")
@limiter.limit("60/minute")
async def options_route(fullPath: str):
    return Response(status_code=200)

@router.get("/favicon.ico")
@limiter.limit("30/minute")
async def favicon():
    return FileResponse(str(staticFolder / "favicon.ico"), media_type="image/x-icon")