class lists(db.Model):
List_id = db.Column(db.Integer, db.ForeignKey('list.id'), primary_key=True)
movie_id = db.Column(db.String(30),
db.ForeignKey('movie.id'),
primary_key=True)
note = db.Column(db.String(1000), nullable=True, unique=False)
child = db.relationship('List', backref='movies', lazy=True)
parent = db.relationship('Movie', backref='lists', lazy=True)
def __repr__(self):
return f"list_movie(List='{self.List_id}', Movie='{self.movie_id}', note='{self.note}')"
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)
child = db.relationship('List', backref='user', lazy=True)
parent = db.relationship('Ratings', backref='user', lazy=True)
def __repr__(self):
return f"User('{self.username}', '{self.email}', '{self.image_file}')"
class Comment(db.Model):
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), primary_key=True)
movie_id = db.Column(db.String(30),
db.ForeignKey('movie.id'),
primary_key=True)
comment = db.Column(db.String(2000), nullable=True, unique=False)
date_commented = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
child = db.relationship('User', backref='comments', lazy=True)
parent = db.relationship('Movie', backref='comments', lazy=True)
def __repr__(self):
return f"Comment(User='******', Movie='{self.movie_id}', comment='{self.comment}')"
class Ratings(db.Model):
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), primary_key=True)
movie_id = db.Column(db.String(30),
db.ForeignKey('movie.id'),
primary_key=True)
rating = db.Column(db.Float, nullable=False)
child = db.relationship('Movie', backref='ratings', lazy=True)
parent = db.relationship('User', backref='ratings', lazy=True)
def __repr__(self):
return f"Rating('{self.user_id}', '{self.movie_id}', '{self.rating}')"
class Movie(db.Model):
id = db.Column(db.String(30), primary_key=True)
MRSRating = db.Column(db.Float, nullable=True, unique=False)
parant = db.relationship('Ratings', backref='movie', lazy=True)
child = db.relationship('lists',
backref='movie',
lazy=True,
cascade="all,delete")
def __repr__(self):
return f"Movie('{self.id}', '{self.MRSRating}')"
class List(db.Model):
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
name = db.Column(db.String(20), nullable=False)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
parant = db.relationship('User', backref='lists', lazy=True)
child = db.relationship('lists',
backref='list',
lazy=True,
cascade="all,delete")
def __repr__(self):
return f"List('{self.id}', '{self.name}', '{self.user_id}')"