Lunaresk
764738b20d
PDF-Recipes are uploadable and some basic functions are already implemented. Also minor bugfixes.
147 lines
6.1 KiB
Python
147 lines
6.1 KiB
Python
import jwt
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from app import db, login
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from datetime import date
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from flask import current_app
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from flask_login import UserMixin
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from time import time
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from werkzeug.security import generate_password_hash, check_password_hash
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item_category = db.Table("item_category",
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db.Column("item", db.ForeignKey("item.id"), primary_key=True, server_onupdate=db.FetchedValue()),
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db.Column("category", db.ForeignKey("category.id"), primary_key=True, server_onupdate=db.FetchedValue())
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)
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class User(UserMixin, db.Model):
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id = db.Column(db.BigInteger, primary_key=True)
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email = db.Column(db.String(255), nullable=False, unique=True)
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password_hash = db.Column(db.String(128), nullable=False)
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LoginToken = db.relationship("LoginToken", backref='User', lazy='dynamic')
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Bought = db.relationship("Bought", secondary="login_token",
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lazy='dynamic', overlaps="User,LoginToken")
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def set_password(self, password):
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self.password_hash = generate_password_hash(password)
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def check_password(self, password):
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return check_password_hash(self.password_hash, password)
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def get_reset_password_token(self, expires_in=600):
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return jwt.encode(
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{'reset_password': self.id, 'exp': time() + expires_in},
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current_app.config['SECRET_KEY'], algorithm='HS256')
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@staticmethod
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def verify_reset_password_token(token):
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try:
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id = jwt.decode(token, current_app.config['SECRET_KEY'],
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algorithms=['HS256'])['reset_password']
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except:
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return
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return User.query.get(id)
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def __repr__(self) -> str:
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return f"<User {self.id} ({self.email})>"
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class Establishment(db.Model):
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id = db.Column(db.BigInteger, primary_key=True)
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name = db.Column(db.String(64), nullable=False)
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owner = db.Column(db.ForeignKey('user.id'), nullable=False)
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LoginToken = db.relationship("LoginToken", backref='Establishment', lazy='dynamic')
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Bought = db.relationship("Bought", secondary="login_token",
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lazy='dynamic', overlaps="Establishment,LoginToken,Bought")
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def __repr__(self) -> str:
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return f"<Establishment {self.id} ({self.name})>"
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class LoginToken(db.Model):
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user = db.Column(db.ForeignKey('user.id'), primary_key=True, server_onupdate=db.FetchedValue())
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establishment = db.Column(db.ForeignKey('establishment.id'), primary_key=True, server_onupdate=db.FetchedValue())
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token = db.Column(db.String(15), nullable=False, unique=True)
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paid = db.Column(db.BigInteger, nullable=False, server_default=str(0))
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Receipt = db.relationship("Receipt", backref='LoginToken', lazy='dynamic')
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def __repr__(self) -> str:
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return f"LoginToken {self.token}"
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class Brand(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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name = db.Column(db.String(32), nullable=False)
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def __repr__(self) -> str:
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return f"<Brand {self.id} ({self.name})>"
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class Category(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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name = db.Column(db.String(32), nullable=False, unique=True)
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Item = db.relationship("Item", secondary=item_category, lazy="dynamic", back_populates="Category")
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def __repr__(self) -> str:
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return f"<Category {self.id} ({self.name})>"
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class Item(db.Model):
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id = db.Column(db.BigInteger, primary_key=True, autoincrement=False)
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name = db.Column(db.String(64), nullable=False)
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brand = db.Column(db.ForeignKey('brand.id'), nullable=False, server_onupdate=db.FetchedValue())
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description = db.Column(db.Text, nullable=False)
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Category = db.relationship("Category", secondary=item_category, lazy="dynamic", back_populates="Item")
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Bought = db.relationship("Bought", backref='Item', lazy='dynamic')
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PriceChange = db.relationship("PriceChange", backref='Item', lazy='dynamic')
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AmountChange = db.relationship("AmountChange", backref='Item', lazy='dynamic')
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def __repr__(self) -> str:
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return f"<Item {self.id} ({self.name})>"
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class Bought(db.Model):
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token = db.Column(db.ForeignKey('login_token.token'), primary_key=True, server_onupdate=db.FetchedValue())
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item = db.Column(db.ForeignKey('item.id'), primary_key=True, server_onupdate=db.FetchedValue())
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date = db.Column(db.Date, primary_key=True)
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amount = db.Column(db.SmallInteger, nullable=False)
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registered = db.Column(db.Boolean, nullable=False, server_default=str(False))
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def __repr__(self) -> str:
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return f"<Bought Object>"
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class PriceChange(db.Model):
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item = db.Column(db.ForeignKey('item.id'), primary_key=True, server_onupdate=db.FetchedValue())
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date = db.Column(db.Date, primary_key=True, server_default=str(date(2021, 12, 1)))
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price = db.Column(db.SmallInteger, nullable=False)
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def __repr__(self) -> str:
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return f"<Price_Change {self.item} ({self.date})>"
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class AmountChange(db.Model):
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item = db.Column(db.ForeignKey('item.id'), primary_key=True, server_onupdate=db.FetchedValue())
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date = db.Column(db.Date, primary_key=True, server_default=str(date(2021, 12, 1)))
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amount = db.Column(db.SmallInteger, nullable=False, server_default=str(1))
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def __repr__(self) -> str:
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return f"<Amount_Change {self.item} ({self.date})>"
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class Receipt(db.Model):
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id = db.Column(db.Numeric(precision=24, scale=0), primary_key=True, autoincrement=False)
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date = db.Column(db.Date, nullable=False)
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from_user = db.Column(db.ForeignKey("login_token.token"), server_onupdate=db.FetchedValue())
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registered = db.Column(db.Boolean, nullable=False, server_default=str(False))
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ItemReceipt = db.relationship("ItemReceipt", backref='Receipt', lazy='dynamic')
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def __repr__(self) -> str:
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return f"<Receipt {self.id}>"
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class ItemReceipt(db.Model):
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receipt = db.Column(db.ForeignKey("receipt.id"), primary_key=True, server_onupdate=db.FetchedValue())
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item = db.Column(db.ForeignKey("item.id"), primary_key=True, server_onupdate=db.FetchedValue())
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amount = db.Column(db.SmallInteger, nullable=False)
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def __repr__(self) -> str:
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return f"<ItemReceipt {self.receipt}: {self.item}>"
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@login.user_loader
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def load_user(id):
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return User.query.get(int(id)) |