from flask import Flask, render_template, url_for, flash, redirect
from forms import *
from flask_sqlalchemy import SQLAlchemy
from datetime import datetime

app = Flask(__name__)
app.config['SECRET_KEY'] = 'rdfve4r3442c4234c34'
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///site.db'
db = SQLAlchemy(app)

class User(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(20), unique=True, nullable=False)
    email = db.Column(db.String(120), unique=True, nullable=False)
    image_file = db.Column(db.String(20), nullable=False, default='default.jpg')
    password = db.Column(db.String(60), nullable=False)
    posts = db.relationship('Post', backref='author', lazy=True)

    def __repr__(self):
        return f"User('{self.username}','{self.email}','{self.image_file}')"

class Post(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    title = db.Column(db.String(100), nullable=False)
    date_posted = db.Column(db.DateTime, nullable=False, default=datetime.utcnow)
    content = db.Column(db.Text, nullable=False)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)


    def __repr__(self):
        return f"Post('{self.Title}','{self.date_posted}')"


posts = [
    {
        'author' : 'Corey Schafer',
        'title' : 'Blog 1',
        'content' : 'First post',
        'date_posted' : '12 January, 2023'
    },
    {
        'author' : 'Jane Doe',
        'title' : 'Blog 2',
        'content' : 'Second post',
        'date_posted' : '13 January, 2023'
    }
]
@app.route("/")
@app.route("/home")
def home():
    return render_template('home.html', posts=posts)

@app.route("/about")
def about():
    return render_template('about.html', title='About lol')

@app.route("/register", methods=['GET','POST'])
def register():
    form = RegistrationForm()
    if form.validate_on_submit():
        flash(f'Account created for {form.username.data}!', 'success')
        return redirect(url_for('home'))
    return render_template('register.html', title='Register', form=form)

@app.route("/login", methods=['GET','POST'])
def login():
    form = LoginForm()
    if form.validate_on_submit():
        if form.email.data=='abcdef@gmail.com' and form.password.data=='abcdef':
            flash('You have been logged in!', 'success')
            return redirect(url_for('home'))

        else:
            flash('Login invalid, check email and password', 'danger')
    return render_template('login.html', title='Login', form=form)


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