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# retourne la liste des 'Orders'
    def loadOrders(self) -> list:
        orders = []
        try:
            connexion = sqlite3.connect("DB/orderManager.db")
            mainCurseur = connexion.cursor()
            mainCurseur.execute("""SELECT o.order_id, o.orderDate, e.employee_id, e.name, c.customer_id, c.lastName, c.firstName, c.phone, q.quotation_id, q.quoteNumber FROM order_ o
                LEFT JOIN employee e ON o.employee_id=e.employee_id
                LEFT JOIN customer c ON o.customer_id=c.customer_id
                LEFT JOIN quotation q ON o.quotation_id=q.quotation_id""")
            for o in mainCurseur:
                employee = Employee(o[3], o[2])
                customer = Customer(o[5], o[6], o[7], o[4])
                quotation = Quotation(o[9], o[8])
                itemOrderCurseur = connexion.cursor()
                itemOrderCurseur.execute("""SELECT io.order_id , io.nbrArticles, a.article_id, a.label FROM itemOrder io
                    LEFT JOIN article a ON io.article_id=a.article_id
                    where io.order_id = ?""", (o[0],))
                itemsOrders = []
                for io in itemOrderCurseur:
                    article = Article(io[3], io[2])
                    itemOrder = ItemOrder(article, io[1])
                    itemsOrders.append(itemOrder)
                # order = Order(strptime('%d/%m/%Y', o[1]), itemsOrders, employee, customer, o[0], quotation)
                order = Order(o[1], itemsOrders, employee, customer, o[0], quotation)
                orders.append(order)
            itemOrderCurseur.close
            mainCurseur.close()
        except sqlite3.Error as error:
            print("Failed to read data from sqlite table Order :", error)
        finally:
            if connexion:
                connexion.close() | 
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