app.py

from flask import Flask, request, jsonify, redirect, url_for, render_template, session
import firebase_admin
from firebase_admin import credentials, auth, db

# Initialize Flask app
app = Flask(__name__)
app.secret_key = '9177'
# Firebase Admin SDK Initialization
cred = credentials.Certificate("serviceAccountKey.json")
firebase_admin.initialize_app(cred, {
    'databaseURL': 'https://fitnessdb-c9b11-default-rtdb.firebaseio.com/'
})

@app.route('/')
def index():
    return render_template('index.html')
# Login Route
@app.route('/register', methods=['POST'])
def register():
    data = request.get_json()

    # Extract user details from the request
    name = data['name']
    email = data['email']
    password = data['password']
    age = data['age']
    height = data['height']
    weight = data['weight']
    max_pullups = data['maxPullups']
    min_pullups = data['minPullups']
    gender = data['gender']
    progress = {}

    # Create Firebase user using Firebase Auth
    try:
        # Create the user in Firebase Authentication
        user = auth.create_user(
            email=email,
            password=password,
            display_name=name
        )

        # Store additional user data in Firebase Realtime Database
        user_ref = db.reference(f'users/{user.uid}')
        user_ref.set({
            'name': name,
            'email': email,
            'age': age,
            'height': height,
            'weight': weight,
            'maxPullups': max_pullups,
            'minPullups': min_pullups,
            'gender': gender,
        })

        new_user_progress = db.reference(f"daywiseprogress")
        new_user_progress.set({
            'email':email,
            'progress':dict()
        })

        return jsonify({"message": "User registered successfully!"}), 200
    except Exception as e:
        return jsonify({"error": str(e)}), 400

@app.route('/login', methods=['POST'])
def login():
    data = request.get_json()

    email = data['email']
    password = data['password']

    try:
        # Authenticate user with Firebase Auth
        user = auth.get_user_by_email(email)
        
        # Validate password (Firebase Authentication handles password validation)
        # No need to manually validate password here since Firebase Authentication ensures the password matches
        ref = db.reference("users")
        users_data = ref.get()
        
        for user_id,user_data in users_data.items():
            if user_data.get('email') == email:
                user_name = user_data['name']
                session['user_details'] = user_data
                print(user_data['name'])


        return jsonify({"message":"sucess"})

    except auth.AuthError as e:
        return jsonify({"error": "Invalid credentials"}), 401

# Home Route (Display User Credentials)
@app.route('/home', methods=['GET'])
def home():
    # Get the ID token from the query parameter
    print(session)
    progress = session['progress']


    if len(progress) == 0:

        # Recommended workout code goes here
        return render_template("workout.html")
    else:
        return render_template("currentprogress.html")
        

if __name__ == '__main__':
    app.run(debug=True)