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import requests
from requests.auth import HTTPBasicAuth
from flask import Blueprint, request, jsonify, session, current_app
from firebase_admin import auth as firebase_auth
from app.models.user import User
from bson.objectid import ObjectId
from datetime import datetime
import os
auth_bp = Blueprint('auth', __name__)
def get_mongo():
return current_app.extensions['pymongo'][0]
@auth_bp.route('/register', methods=['POST'])
def register():
"""User registration endpoint"""
try:
data = request.get_json()
# Validate required fields
required_fields = ['id','name','authProvider']
for field in required_fields:
if field not in data or not data[field]:
return jsonify({"error": f"{field} is required"}), 400
id = data['id']
email = data['email'].lower().strip()
name = data['name'].strip()
phone = data['phone']
authProvider = data['authProvider']
# Validate email format
if not User.validate_email(email):
return jsonify({"error": "Invalid email format"}), 400
# Check if user already exists
if User.find_by_id(id):
return jsonify({"error": "User with this id already exists"}), 409
user = User(id, email, name, phone, authProvider)
user_id = user.save()
return jsonify({
"message": "User registered successfully",
"user": {
"id": user_id,
"email": email,
"name": name,
"phone": phone,
}
}), 201
except Exception as e:
return jsonify({"error": "Registration failed", "details": str(e)}), 500
@auth_bp.route('/sendVerificationCodeForRegistration', methods=['POST'])
def send_verification_code_for_registration():
"""Send verification code via Twilio Verify if user does not already exist"""
try:
data = request.get_json()
if 'phone' not in data or not data['phone']:
return jsonify({"error": "phone is required"}), 400
phone = data['phone'].strip()
# ✅ Check if user already exists in MongoDB
if User.find_by_phone(phone):
return jsonify({"error": "User with this phone already exists in MongoDB"}), 409
# ✅ Check if user already exists in Firebase
try:
fb_user = firebase_auth.get_user_by_phone_number(phone)
if fb_user:
return jsonify({"error": "User with this phone already exists in Firebase"}), 409
except firebase_auth.UserNotFoundError:
pass # ✅ Safe, means phone is not registered in Firebase
# 🔹 If no user in MongoDB or Firebase → send Twilio OTP
TWILIO_SID = os.getenv("TWILIO_SID")
TWILIO_AUTH_TOKEN = os.getenv("TWILIO_AUTH_TOKEN")
VERIFY_SERVICE_SID = os.getenv("VERIFY_SERVICE_SID")
url = f"https://verify.twilio.com/v2/Services/{VERIFY_SERVICE_SID}/Verifications"
response = requests.post(
url,
data={
"To": phone,
"Channel": "sms"
},
auth=HTTPBasicAuth(TWILIO_SID, TWILIO_AUTH_TOKEN)
)
# Twilio returns 201 Created on success
if response.status_code == 201:
return jsonify({
"message": "Verification code sent successfully",
"details": response.json()
}), 201
else:
return jsonify({
"error": "Failed to send verification code",
"details": response.json()
}), response.status_code
except Exception as e:
return jsonify({"error": "Verification request failed", "details": str(e)}), 500
@auth_bp.route('/verifyCodeAndRegisterWithPhone', methods=['POST'])
def verify_code_and_register_with_phone():
"""Register user with phone number after Twilio Verify + Firebase + MongoDB"""
try:
data = request.get_json()
# Required fields (id removed)
required_fields = ['name', 'phone', 'authProvider', 'code']
for field in required_fields:
if field not in data or not data[field]:
return jsonify({"error": f"{field} is required"}), 400
name = data['name'].strip()
phone = data['phone'].strip()
authProvider = data['authProvider']
code = data['code'].strip()
# Validate phone format (basic E.164 check)
if not phone.startswith('+') or not phone[1:].isdigit():
return jsonify({"error": "Invalid phone number format. Use E.164 format (e.g. +919876543210)"}), 400
# ✅ Step 1: Verify OTP with Twilio
TWILIO_SID = os.getenv("TWILIO_SID")
TWILIO_AUTH_TOKEN = os.getenv("TWILIO_AUTH_TOKEN")
VERIFY_SERVICE_SID = os.getenv("VERIFY_SERVICE_SID")
verify_url = f"https://verify.twilio.com/v2/Services/{VERIFY_SERVICE_SID}/VerificationCheck"
response = requests.post(
verify_url,
data={"To": phone, "Code": code},
auth=HTTPBasicAuth(TWILIO_SID, TWILIO_AUTH_TOKEN)
)
result = response.json()
if response.status_code != 200 or result.get("status") != "approved":
return jsonify({
"error": "Phone verification failed",
"details": result
}), 400
# ✅ Step 2: Check if user already exists in MongoDB
if User.find_by_phone(phone):
return jsonify({"error": "User with this phone already exists"}), 409
# ✅ Step 3: Check Firebase user
try:
existing_user = firebase_auth.get_user_by_phone_number(phone)
if not User.find_by_id(existing_user.uid):
user = User(existing_user.uid, None, name, phone, authProvider)
saved_id = user.save()
else:
saved_id = existing_user.uid
return jsonify({
"message": "User already exists in Firebase",
"firebaseUid": existing_user.uid,
"user": {
"id": saved_id,
"name": name,
"phone": phone,
"authProvider": authProvider
}
}), 200
except firebase_auth.UserNotFoundError:
# ✅ Step 4: No user → create new in Firebase
fb_user = firebase_auth.create_user(
phone_number=phone,
display_name=name
)
user = User(fb_user.uid, None, name, phone, authProvider)
saved_id = user.save()
return jsonify({
"message": "User registered successfully with phone",
"firebaseUid": fb_user.uid,
"user": {
"id": saved_id,
"name": name,
"phone": phone,
"authProvider": authProvider
}
}), 201
except Exception as e:
return jsonify({"error": "Registration failed", "details": str(e)}), 500
@auth_bp.route('/login', methods=['POST'])
def login():
"""User login endpoint"""
try:
data = request.get_json()
# Always required
if 'authProvider' not in data or not data['authProvider']:
return jsonify({"error": "authProvider is required"}), 400
authProvider = data['authProvider']
# If provider = email → need email field
if authProvider == "email":
required_fields = ['email']
else:
required_fields = ['id']
# Validate required fields
for field in required_fields:
if field not in data or not data[field]:
return jsonify({"error": f"{field} is required"}), 400
# Find user depending on provider
if authProvider == "email":
email = data['email'].lower().strip()
user = User.find_by_email(email)
else:
user_id = data['id']
user = User.find_by_id(user_id)
if not user:
return jsonify({"error": "User not found"}), 404
# Verify authProvider matches
if user.get("authProvider") != authProvider:
return jsonify({"error": "Authentication provider mismatch"}), 401
# Update last_login_at
User.update_last_login(user["_id"])
# Fetch updated user
updated_user = User.find_by_id(user["_id"])
return jsonify({
"message": "Login successful",
"user": {
"id": updated_user["_id"],
"email": updated_user["email"],
"name": updated_user["name"],
"phone": updated_user["phone"],
"authProvider": updated_user["authProvider"],
"last_login_at": updated_user["last_login_at"].isoformat() + "Z"
}
}), 200
except Exception as e:
return jsonify({"error": "Login failed", "details": str(e)}), 500
@auth_bp.route('/sendVerificationCodeForLogin', methods=['POST'])
def send_verification_code_for_login():
"""Send verification code via Twilio Verify if user already exist"""
try:
data = request.get_json()
if 'phone' not in data or not data['phone']:
return jsonify({"error": "phone is required"}), 400
phone = data['phone'].strip()
# ✅ Check if user not exists in MongoDB
if not User.find_by_phone(phone):
return jsonify({"error": "User with this phone does not exists in MongoDB"}), 404
# ✅ Check if user not already exists in Firebase
try:
firebase_auth.get_user_by_phone_number(phone)
except firebase_auth.UserNotFoundError:
return jsonify({"error": "User with this phone does not exists in Firebase"}), 404
# 🔹 If no user in MongoDB or Firebase → send Twilio OTP
TWILIO_SID = os.getenv("TWILIO_SID")
TWILIO_AUTH_TOKEN = os.getenv("TWILIO_AUTH_TOKEN")
VERIFY_SERVICE_SID = os.getenv("VERIFY_SERVICE_SID")
url = f"https://verify.twilio.com/v2/Services/{VERIFY_SERVICE_SID}/Verifications"
response = requests.post(
url,
data={
"To": phone,
"Channel": "sms"
},
auth=HTTPBasicAuth(TWILIO_SID, TWILIO_AUTH_TOKEN)
)
# Twilio returns 201 Created on success
if response.status_code == 201:
return jsonify({
"message": "Verification code sent successfully",
"details": response.json()
}), 200
else:
return jsonify({
"error": "Failed to send verification code",
"details": response.json()
}), response.status_code
except Exception as e:
return jsonify({"error": "Verification request failed", "details": str(e)}), 500
@auth_bp.route('/verifyCodeAndLoginWithPhone', methods=['POST'])
def verify_code_and_login_with_phone():
"""Login user with phone number after Twilio Verify + Firebase + MongoDB"""
try:
data = request.get_json()
# Required fields (id removed)
required_fields = ['phone', 'authProvider', 'code']
for field in required_fields:
if field not in data or not data[field]:
return jsonify({"error": f"{field} is required"}), 400
phone = data['phone'].strip()
authProvider = data['authProvider']
code = data['code'].strip()
# Validate phone format (basic E.164 check)
if not phone.startswith('+') or not phone[1:].isdigit():
return jsonify({"error": "Invalid phone number format. Use E.164 format (e.g. +919876543210)"}), 400
# ✅ Step 1: Verify OTP with Twilio
TWILIO_SID = os.getenv("TWILIO_SID")
TWILIO_AUTH_TOKEN = os.getenv("TWILIO_AUTH_TOKEN")
VERIFY_SERVICE_SID = os.getenv("VERIFY_SERVICE_SID")
verify_url = f"https://verify.twilio.com/v2/Services/{VERIFY_SERVICE_SID}/VerificationCheck"
response = requests.post(
verify_url,
data={"To": phone, "Code": code},
auth=HTTPBasicAuth(TWILIO_SID, TWILIO_AUTH_TOKEN)
)
result = response.json()
if response.status_code != 200 or result.get("status") != "approved":
return jsonify({
"error": "Phone verification failed",
"details": result
}), 400
# ✅ Step 2: Check if user not exists in MongoDB
if not User.find_by_phone(phone):
return jsonify({"error": "User with this phone does not exists in MongoDB"}), 404
# ✅ Step 3: Check Firebase user
try:
existing_user = firebase_auth.get_user_by_phone_number(phone)
if User.find_by_id(existing_user.uid):
user = User.find_by_id(existing_user.uid)
User.update_last_login(user["_id"])
return jsonify({
"message": "User login successful!",
"firebaseUid": existing_user.uid,
"user": {
"id": user["_id"],
"name": user["name"],
"phone": user["phone"],
"authProvider": user["authProvider"]
}
}), 200
except firebase_auth.UserNotFoundError:
# User not exist in firebase
return jsonify({"message": "User with this phone does not exists"}), 404
except Exception as e:
return jsonify({"error": "Login failed", "details": str(e)}), 500
# @auth_bp.route('/check-session', methods=['GET'])
# def check_session():
# """Check if user is logged in"""
# try:
# if 'user_id' not in session:
# return jsonify({"authenticated": False}), 401
# user = User.find_by_id(session['user_id'])
# if not user or not user.get('is_active', True):
# session.clear()
# return jsonify({"authenticated": False}), 401
# return jsonify({
# "authenticated": True,
# "user": {
# "id": session['user_id'],
# "email": session['user_email'],
# "first_name": user['first_name'],
# "last_name": user['last_name'],
# "role": session.get('user_role', 'customer')
# }
# }), 200
# except Exception as e:
# return jsonify({"error": "Session check failed", "details": str(e)}), 500 |