from flask import Flask, request, jsonify
from api import app
from api.signup.models import users

@app.route('/signup_form', methods=['GET'])
def signup():
 return 'signup.html'

@app.route('/signup', methods=['POST'])
def add_user():
    user_data = request.json

    firstname = user_data.get('firstname')
    lastname = user_data.get('lastname')
    email = user_data.get('email')
    username = user_data.get('username')
    password = user_data.get('password')
    confirmpassword = user_data.get('confirmpassword')


    if not firstname:
        return jsonify({"error":"please enter your firstname"}), 400

    if not lastname:
        return jsonify({"error":"please enter your lastname"}), 400


    if not email:
        return jsonify({"error":"please enter your email address"}), 400

    if email in users:
        return jsonify({"error": f"Email '{email}'  is already in use"}), 400

    users[email] = user_data

    if not username:
        return jsonify({"error":"please enter your username"}), 400

    if username in users:
        return jsonify({"error": f"username '{username}'  is already in use"}), 400
    users[username] = user_data

    if not password:
        return jsonify({"error":"please enter your password"}), 400

    if not confirmpassword:
        return jsonify({"error":"please re-enter your password"}), 400

    users[username] = user_data

    return jsonify({"message": f"'{username}' has successfully signed up with Andela store"}), 200