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}')"
class Contacts(db.Model):
    sno = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(80), nullable=False)
    phone_num = db.Column(db.String(12), nullable=False)
    msg = db.Column(db.String(120), nullable=False)
    date = db.Column(db.String(12), nullable=True)
    email = db.Column(db.String(20), nullable=False)
class Comments(db.Model):
    sno = db.Column(db.Integer, primary_key=True)
    ID = db.Column(db.Integer, nullable=False)
    user = db.Column(db.String(200), nullable=False)
    timestamp = db.Column(db.String(200),default=datetime.utcnow)
    comment = db.Column(db.String(1000), nullable=False)
    sentiment = db.Column(db.String(1000), nullable=True)
class User(db.Model, UserMixin):
    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)
    type=db.Column(db.String(10), nullable=False)
    def __repr__(self):
        return f"User('{self.username}', '{self.email}', '{self.image_file}')"
class Videos(db.Model):
    ID = db.Column(db.Integer, primary_key=True)
    sno = db.Column(db.Integer, nullable=False)
    title = db.Column(db.String(200), nullable=False)
    link = db.Column(db.String(200), nullable=False)
class Playlist(db.Model):
    sno = db.Column(db.Integer, primary_key=True)
    title = db.Column(db.String(200), nullable=False)
    slug = db.Column(db.String(200), nullable=False)
    tagline = db.Column(db.String(200), nullable=False)