from fastapi import FastAPI, HTTPException
from pydantic import BaseModel
import os
from dotenv import load_dotenv
import logging

# Set up logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

# Load environment variables
load_dotenv()

# Initialize FastAPI app
app = FastAPI(title="Mental Health Counselor API")

# Initialize global storage
DATA_DIR = os.path.join(os.path.dirname(__file__), "data")
os.makedirs(DATA_DIR, exist_ok=True)
os.makedirs(os.path.join(DATA_DIR, "users"), exist_ok=True)
os.makedirs(os.path.join(DATA_DIR, "sessions"), exist_ok=True)
os.makedirs(os.path.join(DATA_DIR, "conversations"), exist_ok=True)
os.makedirs(os.path.join(DATA_DIR, "feedback"), exist_ok=True)

# Simple health check route
@app.get("/")
async def root():
    return {
        "status": "ok",
        "message": "Mental Health Counselor API is running",
        "api_version": "1.0.0",
        "backend_info": "FastAPI on Hugging Face Spaces"
    }

# Health check endpoint
@app.get("/health")
async def health_check():
    return {"status": "ok", "message": "Mental Health Counselor API is running"}

# Metadata endpoint
@app.get("/metadata")
async def get_metadata():
    return {
        "api_version": "1.0.0",
        "endpoints": [
            "/",
            "/health",
            "/metadata"
        ],
        "provider": "Mental Health Counselor API on Hugging Face Spaces",
        "deployment_type": "Hugging Face Spaces Docker",
        "description": "This API provides functionality for a mental health counseling application.",
        "frontend": "Deployed separately on Vercel"
    }

# Try to import the full API if available
try:
    import api_mental_health
    # If the import succeeds, log success but handle routes differently
    logger.info("Successfully imported full API module")
    
    # Instead of using include_router, add the routes manually
    # Add a status endpoint for the full API
    @app.get("/full-api-status")
    async def full_api_status():
        return {
            "status": "active",
            "message": "Full API module is active",
            "routes_available": True
        }
    
    # Use the api_mental_health module's app directly
    # Override the app variable to use the full API app
    app = api_mental_health.app
    
    # Re-add the basic endpoints to the full API app
    @app.get("/")
    async def root_override():
        return {
            "status": "ok",
            "message": "Mental Health Counselor API is running (Full API)",
            "api_version": "1.0.0",
            "backend_info": "FastAPI on Hugging Face Spaces"
        }
    
except ImportError as e:
    logger.warning(f"Could not import full API module: {e}")
    
    @app.get("/full-api-status")
    async def full_api_status():
        return {
            "status": "unavailable",
            "message": "Full API module could not be imported",
            "error": str(e)
        }