from flask import Flask, render_template, redirect, url_for, request, flash
from flask_login import LoginManager, UserMixin, login_user, login_required, logout_user, current_user
from app import app, db, login_manager
from models import User


@login_manager.user_loader
def load_user(user_id):
    return User.query.get(int(user_id))


@app.route('/login', methods=['GET', 'POST'])
def login():
    if request.method == 'POST':
        username = request.form.get('username')
        password = request.form.get('password')
        user = User.query.filter_by(username=username).first()
        if user and user.password == password:
            login_user(user)
            return redirect(url_for('dashboard'))
    return render_template('login.html')


@app.route('/register', methods=['GET', 'POST'])
def register():
    if request.method == 'POST':
        username = request.form.get('username')
        password = request.form.get('password')
        email = request.form.get('email')
        full_name = request.form.get('full_name')
        phone_number = request.form.get('phone_number')

        new_user = User(username=username, password=password, email=email, full_name=full_name,
                        phone_number=phone_number)
        db.session.add(new_user)
        db.session.commit()
        return redirect(url_for('login'))
    return render_template('register.html')


@app.route('/logout')
@login_required
def logout():
    logout_user()
    return redirect(url_for('login'))