import torch
from flask import Flask, render_template, request, jsonify, redirect, session, url_for
import json
import os
from transformers import pipeline
from gtts import gTTS
from pydub import AudioSegment
from pydub.silence import detect_nonsilent
from transformers import AutoConfig
import time
from waitress import serve
from simple_salesforce import Salesforce
import requests

# Initialize Flask app
app = Flask(__name__)
app.secret_key = os.urandom(24)  # For session handling

# ✅ Enable Debug Mode
app.config["DEBUG"] = True

# ✅ Salesforce Connection Setup
try:
    print("Attempting to connect to Salesforce...")
    sf = Salesforce(username='diggavalli98@gmail.com', 
                    password='Sati@1020', 
                    security_token='sSSjyhInIsUohKpG8sHzty2q')
    print("✅ Connected to Salesforce successfully!")
except Exception as e:
    print(f"❌ Failed to connect to Salesforce: {str(e)}")

# ✅ Print Available Routes on First Request
@app.before_request
def print_routes():
    if not hasattr(app, 'printed_routes'):
        app.printed_routes = True
        print("\n✅ Available Routes:")
        for rule in app.url_map.iter_rules():
            print(f"➡ {rule}")

# ✅ ROUTE: List All Routes for Debugging
@app.route("/routes", methods=["GET"])
def list_routes():
    routes = []
    for rule in app.url_map.iter_rules():
        routes.append({"endpoint": rule.endpoint, "route": str(rule)})
    return jsonify({"available_routes": routes})


# ✅ REGISTER API: Create a new Customer in Salesforce
@app.route("/register", methods=["POST"])
def register():
    print("➡ Register API hit")
    data = request.json
    name = data.get("name")
    email = data.get("email")
    phone_number = data.get("phone")

    if not name or not email or not phone_number:
        return jsonify({"error": "Missing required fields"}), 400

    try:
        new_customer = sf.Customer_Login__c.create({
            'Name': name,
            'Email__c': email,
            'Phone_Number__c': phone_number
        })
        return jsonify({"success": True, "message": "Registration successful", "customer_id": new_customer["id"]})
    except Exception as e:
        return jsonify({"error": f"Failed to register: {str(e)}"}), 500

# ✅ LOGIN API: Validate user credentials
@app.route("/login", methods=["POST"])
def login():
    print("➡ Login API hit")
    data = request.json
    email = data.get("email")
    phone_number = data.get("phone")

    if not email or not phone_number:
        return jsonify({"error": "Missing email or phone"}), 400

    try:
        query = f"SELECT Id, Name FROM Customer_Login__c WHERE Email__c = '{email}' AND Phone_Number__c = '{phone_number}'"
        result = sf.query(query)

        if result["totalSize"] > 0:
            user = result["records"][0]
            session["customer_id"] = user["Id"]  # Store in session
            return jsonify({"success": True, "message": "Login successful", "customer_id": user["Id"], "name": user["Name"]})
        else:
            return jsonify({"error": "Invalid login credentials"}), 401
    except Exception as e:
        return jsonify({"error": f"Login failed: {str(e)}"}), 500

# ✅ MENU API: Fetch menu items from Salesforce
@app.route("/menu", methods=["GET"])
def get_menu():
    print("➡ Menu API hit")
    try:
        query = "SELECT Name, Price__c, Ingredients__c, Category__c FROM Menu_Item__c"
        result = sf.query(query)

        menu_items = []
        for item in result["records"]:
            menu_items.append({
                "name": item["Name"],
                "price": item["Price__c"],
                "ingredients": item["Ingredients__c"],
                "category": item["Category__c"]
            })

        return jsonify({"success": True, "menu": menu_items})
    except Exception as e:
        return jsonify({"error": f"Failed to fetch menu: {str(e)}"}), 500

# ✅ START PRODUCTION SERVER
if __name__ == "__main__":
    print("✅ Starting Flask API Server on port 7860...")
    serve(app, host="0.0.0.0", port=7860)