class Category(db.Model):
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
categoryname = db.Column(db.String(100), nullable=False)
items = db.relationship('Item', backref='type', lazy=True)
def __repr__(self):
return f"Category('{self.categoryname}')"
class Ordereditem(db.Model):
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
order_id = db.Column(db.Integer, db.ForeignKey('order.id'), nullable=False)
item_id = db.Column(db.Integer, db.ForeignKey('item.id'), nullable=False)
quantity = db.Column(db.Integer, nullable=False)
def __repr__(self):
return f"Ordereditem('{self.orderid}','{self.productid}','{self.quantity}')"
class Order(db.Model):
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
date_posted = db.Column(db.DateTime,
nullable=False,
default=datetime.utcnow)
total_price = db.Column(db.Integer, nullable=False)
user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
item_id = db.Column(db.Integer, db.ForeignKey('item.id'), nullable=False)
def __repr__(self):
return f"Order('{self.order_date}','{self.total_price}','{self.userid}'')"
class Cart(db.Model):
item_id = db.Column(db.String,
db.ForeignKey('item.name'),
nullable=False,
primary_key=True)
user_id = db.Column(db.String,
db.ForeignKey('user.username'),
nullable=False,
primary_key=True)
quantity = db.Column(db.Integer, nullable=False)
item = db.relationship(Item)
user = db.relationship(User)
def __repr__(self):
return f"Cart('{self.user_id}','{self.item_id}','{self.quantity}')"
class User(db.Model, UserMixin):
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
username = db.Column(db.String(40), unique=True, nullable=False)
email = db.Column(db.String(200), unique=True, nullable=False)
password = db.Column(db.String(60), nullable=False)
is_admin = db.Column(db.Boolean, default=False)
address = db.Column(db.String(100), nullable=True)
post_code = db.Column(db.String(100), nullable=True)
county = db.Column(db.String(100), nullable=True)
ward = db.Column(db.String(100), nullable=True)
tell = db.Column(db.String(100), nullable=True)
orders = db.relationship('Order', backref='consumer', lazy=True)
carts = db.relationship('Order', backref='shopper', lazy=True)
def __repr__(self):
return f"User('{self.username}','{self.email}','{self.address}','{self.tell}','{self.post_code}','{self.county}', '{self.ward}')"
class Item(db.Model):
id = db.Column(db.Integer, primary_key=True, autoincrement=True)
item_pic1 = db.Column(db.String(80), nullable=False)
item_pic2 = db.Column(db.String(80), nullable=False)
item_pic3 = db.Column(db.String(80), nullable=False)
name = db.Column(db.String(200), nullable=False)
description = db.Column(db.Text, nullable=False)
price = db.Column(db.Integer, nullable=False)
orders = db.relationship('Order', backref='buying', lazy=True)
Ordereditems = db.relationship('Ordereditem',
backref='paid_goods',
lazy=True)
carts = db.relationship('Cart', backref='product', lazy=True)
category_id = db.Column(db.Integer,
db.ForeignKey('category.id'),
nullable=True)
def __repr__(self):
return f"Item('{self.item_pic1}', '{self.item_pic2}', '{self.item_pic3}', '{self.name}','{self.description}','{self.price}')"