151 lines
4.7 KiB
Python
151 lines
4.7 KiB
Python
from datetime import datetime
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from collections import defaultdict
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from app import db
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# Create database models
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class User(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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username = db.Column(db.String(80), unique=True, nullable=False)
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admin = db.Column(db.Boolean)
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bias = db.Column(db.Integer)
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runs = db.relationship('Order', backref='courrier', lazy='dynamic')
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orderItems = db.relationship('OrderItem', backref='user', lazy='dynamic')
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def configure(self, username, admin, bias):
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self.username = username
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self.admin = admin
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self.bias = bias
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def is_authenticated(self):
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return True
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def is_active(self):
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return True
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def is_admin(self):
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return self.admin
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def is_anonymous(self):
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return False
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def get_id(self):
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try:
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return unicode(self.id) # python 2
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except NameError:
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return str(self.id) # python 3
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def __repr__(self):
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return '%s' % self.username
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class Location(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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name = db.Column(db.String(120), nullable=False)
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address = db.Column(db.String(254))
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website = db.Column(db.String(120))
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products = db.relationship('Product', backref='location', lazy='dynamic')
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orders = db.relationship('Order', backref='location', lazy='dynamic')
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def configure(self, name, address, website):
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self.name = name
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self.address = address
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self.website = website
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def __repr__(self):
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return '%s' % (self.name)
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class Product(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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location_id = db.Column(db.Integer, db.ForeignKey('location.id'))
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name = db.Column(db.String(120), nullable=False)
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price = db.Column(db.Integer, nullable=False)
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orderItems = db.relationship('OrderItem', backref='product', lazy='dynamic')
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def configure(self, location, name, price):
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self.location = location
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self.name = name
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self.price = price
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def __repr__(self):
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return '%s (€%d)from %s' % (self.name, self.price/100, self.location or 'None')
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class Order(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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courrier_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=True)
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location_id = db.Column(db.Integer, db.ForeignKey('location.id'))
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starttime = db.Column(db.DateTime)
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stoptime = db.Column(db.DateTime)
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public = db.Column(db.Boolean, default=True)
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items = db.relationship('OrderItem', backref='order', lazy='dynamic')
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def configure(self, courrier, location, starttime, stoptime):
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self.courrier = courrier
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self.location = location
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self.starttime = starttime
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self.stoptime = stoptime
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def __repr__(self):
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return 'Order %d @ %s' % (self.id, self.location.name or 'None')
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def group_by_user(self):
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group = defaultdict(list)
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for item in self.items:
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group[item.get_name()] += [item.product]
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return group
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def group_by_user_pay(self):
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group = defaultdict(int)
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for item in self.items:
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group[item.get_name()] += item.product.price
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return group
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def group_by_product(self):
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group = defaultdict(int)
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for item in self.items:
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group[item.product.name] += 1
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return group
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def can_close(self, user_id):
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if self.stoptime and self.stoptime < datetime.now():
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return False
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user = None
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if user_id:
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user = User.query.filter_by(id=user_id).first()
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print(user)
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if self.courrier_id == user_id or (user and user.is_admin()):
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return True
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return False
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class OrderItem(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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user_id = db.Column(db.Integer, db.ForeignKey('user.id'))
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order_id = db.Column(db.Integer, db.ForeignKey('order.id'), nullable=False)
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product_id = db.Column(db.Integer, db.ForeignKey('product.id'))
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name = db.Column(db.String(120))
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def configure(self, user, order, product):
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self.user = user
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self.order = order
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self.product = product
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def get_name(self):
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if self.user_id is not None and self.user_id > 0:
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return self.user.username
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return self.name
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def __repr__(self):
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return 'Order %d: %s wants %s' % (self.order_id or 0, self.get_name(), self.product.name or 'None')
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def can_delete(self, order_id, user_id, name):
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if int(self.order_id) != int(order_id):
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return False
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if self.order.stoptime and self.order.stoptime < datetime.now():
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return False
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if self.user_id == user_id or self.name == name:
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return True
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return False
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