class BookRating(db.Model):
id = db.Column(db.Integer, primary_key=True) # primary keys are required by SQLAlchemy
book_id = db.Column(db.Integer, db.ForeignKey('book.id'),
nullable=False)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'),
nullable=False)
rating = db.Column(db.Integer, default=0)
class Review(db.Model):
book_id = db.Column(db.String(25),
db.ForeignKey('book.id'),
primary_key=True)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), primary_key=True)
username = db.Column(db.String(25), nullable=False)
bookname = db.Column(db.String(50), nullable=False)
timestamp = db.Column(db.DateTime, default=datetime.utcnow)
review = db.Column(db.Text)
rating = db.Column(db.Float)
books = db.relationship("Book", back_populates="reviews")
users = db.relationship("User", back_populates="reviews")
class Posts(db.Model):
__tablename__ = "posts"
id = db.Column(db.Integer, primary_key=True, nullable=False)
userid = db.Column(db.Integer , db.ForeignKey("user.id") , nullable = False)
title = db.Column(db.String(50) , default = 'My post')
post = db.Column(db.Text, nullable=False)
likes = db.Column(db.Integer, default=0)
regdate = db.Column(db.DateTime ,nullable = False )
class Post(db.Model):
__tablename__ = "post"
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(60), nullable=False)
date_posted = db.Column(db.DateTime,
nullable=False,
default=datetime.now())
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 File(db.Model):
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(30), unique=True, nullable=False)
upload_date = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
update_time = db.Column(db.DateTime, nullable=True)
description = db.Column(db.String(100))
user_id = db.Column(db.String(50),
db.ForeignKey('user.email'),
nullable=False)
def __repr__(self):
return f"File('{self.name}', '{self.upload_date}')"
class LikedPosts(UserMixin, db.Model):
__tablename__ = "liked_post"
id = db.Column(db.Integer, primary_key=True, nullable=False)
user_id = db.Column(db.Integer, db.ForeignKey("user.id"), nullable=False)
post_id = db.Column(db.Integer, db.ForeignKey("posts.id"), nullable=False)