def __init__(self): self.conn = sqlite3.connect('moncafe.db') self.employees = Employees(self.conn) self.activities = Activities(self.conn) self.suppliers = Suppliers(self.conn) self.products = Products(self.conn) self.coffee_stands = Coffee_stands(self.conn)
def __init__(self): self._conn = sqlite3.connect('./moncafe.db') self.Employees = Employees(self._conn) self.Suppliers = Suppliers(self._conn) self.Products = Products(self._conn) self.Coffee_stands = Coffee_stands(self._conn) self.Activities = Activities(self._conn)
def connect(self): # if os.path.isfile(DB_NAME): # os.remove(DB_NAME) self._conn = sqlite3.connect(DB_NAME) self.Employees = Employees(self._conn) self.Suppliers = Suppliers(self._conn) self.Products = Products(self._conn) self.Coffee_stands = Coffee_stands(self._conn) self.Activities = Activities(self._conn)
def print_Coffee_stands(conn): all_Coffee_stands = Coffee_stands(conn).find_all() print("Coffee stand") for Coffee_stand in all_Coffee_stands: print(Coffee_stand)
class Repository: def __init__(self): self.conn = sqlite3.connect('moncafe.db') self.employees = Employees(self.conn) self.activities = Activities(self.conn) self.suppliers = Suppliers(self.conn) self.products = Products(self.conn) self.coffee_stands = Coffee_stands(self.conn) def create_tables(self): # Coffee_stands self.conn.execute( 'CREATE TABLE Coffee_stands(id INTEGER PRIMARY KEY, location TEXT NOT NULL, number_of_employees INTEGER)' ) # Employees self.conn.execute( 'CREATE TABLE Employees(id INTEGER PRIMARY KEY, name TEXT NOT NULL, salary TEXT NOT NULL, coffee_stand ' 'INTEGER REFERENCES Coffee_stands(id))') # Suppliers self.conn.execute( 'CREATE TABLE Suppliers(id INTEGER PRIMARY KEY, name TEXT NOT NULL, contact_information TEXT)' ) # Products self.conn.execute( 'CREATE TABLE Products(id INTEGER PRIMARY KEY, description TEXT NOT NULL, price REAL NOT ' 'NULL, quantity INTEGER NOT NULL)') # Activities self.conn.execute(""" CREATE TABLE Activities( product_id INTEGER INTEGER REFERENCES Product(id), quantity INTEGER NOT NULL, activator_id INTEGER NOT NULL, date DATE NOT NULL) """) def create_employees_report(self): employees = self.employees.find_all_sorted_by_name() report = [] for employee in employees: employeereport = [ employee.name, employee.salary, self.coffee_stands.find(employee.coffee_stand).location ] cursor = self.conn.cursor() employeereport.append(0) cursor.execute( """ SELECT product_id, quantity FROM activities where activator_id = ? """, (employee.id, )) for tuple in cursor.fetchall(): sales = (self.products.get_price(tuple[0])) employeereport[3] = employeereport[3] - (sales[0] * tuple[1]) report.append(employeereport) return report def create_activity_report(self): cursor = self.conn.cursor() cursor.execute(""" SELECT a.date, p.description, a.quantity, e.name, s.name from Activities as a JOIN Products as p on a.product_id = p.id LEFT JOIN Employees as e on a.activator_id = e.id LEFT JOIN Suppliers as s on a.activator_id = s.id ORDER BY a.date ASC""") return cursor.fetchall() def _close(self): self.conn.commit() self.conn.close()