def __getItems(self):
itemsMenu = CUI(self.instance.__name__ + 's')
self.itemsCurrentMenu[0] = itemsMenu
try:
if self.page < math.ceil(
self.Controller.getCount() / self.per_page):
itemsMenu.addField(
'NEXT', lambda: self.__changePageParams(
self.page + 1, self.per_page))
if self.page > 1:
itemsMenu.addField(
'PREV', lambda: self.__changePageParams(
self.page - 1, self.per_page))
entities = self.Controller.getRange(self.page, self.per_page)
for entity in entities:
if 'name' in self.Controller.getModelKeys():
itemsMenu.addField(f"<{entity.id}> {entity.name}",
lambda id=entity.id: self.__getItem(id))
else:
itemsMenu.addField(f"<{entity.id}>",
lambda id=entity.id: self.__getItem(id))
except Exception as err:
itemsMenu.setError(str(err))
itemsMenu.run('Return to main menu')
def __getClientOrders(self):
searchMenu = CUI('Client Orders')
self.currentMenu = searchMenu
try:
client_id = int(input('Enter client_id: '))
if not (isinstance(client_id, int) and client_id > 0):
raise Exception('Invalid input')
startTime = time.time()
allRecords = self.searchController.getAllClientOrders(client_id)
endTime = time.time()
searchMenu.setError('\nElapsed time: ' +
str(endTime - startTime)[:9] + 's'
'\nRows num: ' + str(len(allRecords)))
searchMenu.addField('<Order id> | transaction date | taxes_sum')
for record in allRecords:
searchMenu.addField(f"<{record[0]}> {record[1]} {record[2]}")
except Exception as err:
searchMenu.setError(str(err))
searchMenu.run('Return to prev menu')
def __getCategoryProducts(self):
searchMenu = CUI('Cayegory Products')
self.currentMenu = searchMenu
try:
category_id = int(input('Enter category_id: '))
if not (isinstance(category_id, int) and category_id > 0):
raise Exception('Invalid input')
startTime = time.time()
allRecords = self.searchController.getAllCategoryProducts(
category_id)
endTime = time.time()
searchMenu.setError('\nElapsed time: ' +
str(endTime - startTime)[:9] + 's'
'\nRows num: ' + str(len(allRecords)))
searchMenu.addField(
'<Product id> | Product name | Product cost | Manufacturer')
for record in allRecords:
searchMenu.addField(
f"<{record[0]}> {record[1]} {record[2]} {record[3]}")
except Exception as err:
searchMenu.setError(str(err))
searchMenu.run('Return to prev menu')
def __getItem(self, id: int):
itemMenu = CUI(f'{self.instance.__name__} menu')
self.itemsCurrentMenu[1] = itemMenu
try:
item = self.Controller.getById(id)
for (key, value
) in self.Controller.getModelEntityMappedKeys(item).items():
itemMenu.addField(str(key) + ' : ' + str(value))
itemMenu.addField('DELETE', lambda: self.__deleteItem(item.id))
itemMenu.addField('UPDATE', lambda: self.__updateItem(item))
itemMenu.addField('Return to prev menu',
lambda: self.__supportCUIFunc())
except Exception as err:
itemMenu.setError(str(err))
itemMenu.run(False)
def __getOrder(self, id: int):
orderMenu = CUI('Order menu')
self.currentMenu[1] = orderMenu
try:
order: Order = self.orderController.getById(id)
values = order.getValues().split(',')
keys = order.getKeys().split(',')
for i in range(len(keys)):
orderMenu.addField(keys[i] + ' : ' + values[i])
orderMenu.addField('DELETE', lambda: self.__deleteOrder(order.id))
orderMenu.addField('UPDATE', lambda: self.__updateOrder(order.id))
orderMenu.addField('Return to prev menu',
lambda: self.__supportCUIFunc())
except Exception as err:
orderMenu.setError(str(err))
orderMenu.run(False)
def __getClient(self, id: int):
clientMenu = CUI('Client menu')
self.currentMenu[1] = clientMenu
try:
client: Client = self.clientController.getById(id)
values = client.getValues().split(',')
keys = client.getKeys().split(',')
for i in range(len(keys)):
clientMenu.addField(keys[i] + ' : ' + values[i])
clientMenu.addField('DELETE',
lambda: self.__deleteClient(client.id))
clientMenu.addField('UPDATE',
lambda: self.__updateClient(client.id))
clientMenu.addField('Return to prev menu',
lambda: self.__supportCUIFunc())
except Exception as err:
clientMenu.setError(str(err))
clientMenu.run(False)
def __getProductsByCostRange(self):
searchMenu = CUI('Products')
self.currentMenu = searchMenu
try:
if self.min is None or self.max is None:
self.min = int(input('Enter min value: '))
self.max = int(input('Enter max value: '))
if not (isinstance(self.min, int)
and isinstance(self.max, int) and self.max > 0
and self.min > 0 and self.max >= self.min):
raise Exception('Invalid input')
startTime = time.time()
allRecords = self.searchController.getProductsByCostRange(
self.min, self.max)
endTime = time.time()
searchMenu.setError('\nElapsed time: ' +
str(endTime - startTime)[:9] + 's'
'\nRows num: ' + str(len(allRecords)))
if self.page < math.ceil(len(allRecords) / self.per_page):
searchMenu.addField(
'NEXT', lambda: self.__changePageParams(
self.page + 1, self.per_page))
if self.page > 1:
searchMenu.addField(
'PREV', lambda: self.__changePageParams(
self.page - 1, self.per_page))
searchMenu.addField(
'<ID> | Product name | Product cost | Category name')
for record in self.searchController.getProductsByCostRange(
self.min, self.max, self.page, self.per_page):
searchMenu.addField(
f"<{record[0]}> {record[1]} {record[2]} {record[3]}")
except Exception as err:
searchMenu.setError(str(err))
searchMenu.addField('Return to prev menu', lambda: self.__exitMenu())
searchMenu.run(False)
def __getClients(self):
clientsMenu = CUI('Clients')
self.currentMenu[0] = clientsMenu
try:
if self.page < math.ceil(
self.clientController.getCount() / self.per_page):
clientsMenu.addField(
'NEXT', lambda: self.__changePageParams(
self.page + 1, self.per_page))
if self.page > 1:
clientsMenu.addField(
'PREV', lambda: self.__changePageParams(
self.page - 1, self.per_page))
clients = self.clientController.getAll(self.page, self.per_page)
for client in clients:
clientsMenu.addField(f"<{client.id}> {client.name}",
lambda id=client.id: self.__getClient(id))
except Exception as err:
clientsMenu.setError(str(err))
clientsMenu.run('Return to main menu')
def __getOrders(self):
ordersMenu = CUI('Order')
self.currentMenu[0] = ordersMenu
try:
if self.page < math.ceil(
self.orderController.getCount() / self.per_page):
ordersMenu.addField(
'NEXT', lambda: self.__changePageParams(
self.page + 1, self.per_page))
if self.page > 1:
ordersMenu.addField(
'PREV', lambda: self.__changePageParams(
self.page - 1, self.per_page))
orders = self.orderController.getAll(self.page, self.per_page)
for order in orders:
ordersMenu.addField(f"<{order.id}> {order.transaction_date}",
lambda id=order.id: self.__getOrder(id))
except Exception as err:
ordersMenu.setError(str(err))
ordersMenu.run('Return to main menu')
class ClientView:
def __init__(self):
self.currentMenu = [None, None]
self.page = 1
self.per_page = 10
self.CUI = CUI("Client model menu")
self.clientController = ClientController()
self.CUI.addField('Add Client', lambda: self.__addClient())
self.CUI.addField('Generate rows', lambda: self.__generateRows())
self.CUI.addField('Clients', lambda: self.__getClients())
def run(self):
self.CUI.run()
def __generateRows(self):
try:
rowsNum = int(input('Enter rows num: '))
if not (isinstance(rowsNum, int) and rowsNum > 0):
raise Exception('Invalid input')
self.CUI.setError(' Please wait! Rows are generating... ')
time = self.clientController.generateRows(rowsNum)
self.CUI.setError(' Rows generated! Elapsed time: ' + time)
except Exception as error:
self.CUI.setError(str(error))
def __addClient(self):
try:
result = self.clientController.add()
if isinstance(result, bool) and not result:
raise Exception('Inccorect values')
else:
self.CUI.setError('New Client id: ' + str(result))
except Exception as err:
self.CUI.setError(str(err))
def __changePageParams(self, page: int, per_page: int):
self.page = page
self.per_page = per_page
self.currentMenu[0].stop()
self.__getClients()
def __getClients(self):
clientsMenu = CUI('Clients')
self.currentMenu[0] = clientsMenu
try:
if self.page < math.ceil(
self.clientController.getCount() / self.per_page):
clientsMenu.addField(
'NEXT', lambda: self.__changePageParams(
self.page + 1, self.per_page))
if self.page > 1:
clientsMenu.addField(
'PREV', lambda: self.__changePageParams(
self.page - 1, self.per_page))
clients = self.clientController.getAll(self.page, self.per_page)
for client in clients:
clientsMenu.addField(f"<{client.id}> {client.name}",
lambda id=client.id: self.__getClient(id))
except Exception as err:
clientsMenu.setError(str(err))
clientsMenu.run('Return to main menu')
def __updateClient(self, id: int):
if self.clientController.update(id):
self.currentMenu[1].stop()
self.__getClient(id)
else:
self.currentMenu[1].setError('Incorrect update values')
def __deleteClient(self, id: int):
self.clientController.delete(id)
self.currentMenu[1].stop()
self.__supportCUIFunc()
def __supportCUIFunc(self):
self.currentMenu[1].stop()
self.__changePageParams(self.page, self.per_page)
def __getClient(self, id: int):
clientMenu = CUI('Client menu')
self.currentMenu[1] = clientMenu
try:
client: Client = self.clientController.getById(id)
values = client.getValues().split(',')
keys = client.getKeys().split(',')
for i in range(len(keys)):
clientMenu.addField(keys[i] + ' : ' + values[i])
clientMenu.addField('DELETE',
lambda: self.__deleteClient(client.id))
clientMenu.addField('UPDATE',
lambda: self.__updateClient(client.id))
clientMenu.addField('Return to prev menu',
lambda: self.__supportCUIFunc())
except Exception as err:
clientMenu.setError(str(err))
clientMenu.run(False)
class EntityView:
def __init__(self, instance):
self.instance = instance
self.page = 1
self.itemsCurrentMenu = [None, None]
self.per_page = 10
self.CUI = CUI(f"{self.instance.__name__} model menu")
self.Controller = ModelController(instance)
self.CUI.addField(f'Add {self.instance.__name__}',
lambda: self.__addItem())
self.CUI.addField(f'{self.instance.__name__}s',
lambda: self.__getItems())
def __supportFillItemFunc(self, key, value, item):
try:
new_value = input(f'Enter new {key} value: ')
if isinstance(new_value, str) and len(new_value) > 0:
if new_value.isdigit():
setattr(item, key, int(new_value))
else:
setattr(item, key, new_value)
else:
raise Exception('Incorrect input')
self.currentMenu.renameField(f'{key}: <{value}>',
f'{key}: <{new_value}>')
except Exception as err:
self.currentMenu.setError(str(err))
def __supportFillFunc(self, key, mapped):
try:
value = input(f'Enter new {key} value: ')
old_value = None
if key in mapped and mapped[key] is not None:
old_value = mapped[key]
if isinstance(value, str) and len(value) > 0:
if value.isdigit():
mapped[key] = int(value)
else:
mapped[key] = value
else:
raise Exception('Incorrect input')
if old_value is None:
self.currentMenu.renameField(f'{key}',
f'{key}: <{value}>')
else:
self.currentMenu.renameField(f'{key}: <{old_value}>',
f'{key}: <{value}>')
except Exception as err:
self.currentMenu.setError(str(err))
def __fillEntityMenu(self, *args):
self.currentMenu = CUI(f'{self.instance.__name__} fill menu')
try:
if len(args) > 0 and isinstance(args[0], self.instance):
item = args[0]
for (key, value) in self.Controller.getModelEntityMappedKeys(
item).items():
self.currentMenu.addField(
f'{key}: <{value}>',
lambda key=key, value=value: self.
__supportFillItemFunc(key, value, item))
elif len(args) > 0 and isinstance(args[0], dict):
mapped = args[0]
for key in self.Controller.getModelKeys():
mapped[key] = None
self.currentMenu.addField(
f'{key}',
lambda key=key: self.__supportFillFunc(key, mapped))
else:
raise Exception('Invalid arguments')
except Exception as err:
self.currentMenu.setError(str(err))
self.currentMenu.run('Save and Return')
def run(self):
self.CUI.run()
def __addItem(self):
try:
mapped = {}
self.__fillEntityMenu(mapped)
exec_str = ''
for value in mapped.values():
if value is None or \
(isinstance(value, str) and
any((char in exec_bad_chars) for char in value)) \
:
raise Exception('Invalid entity fill')
if isinstance(value, str):
exec_str += f"'{value}', "
else:
exec_str += f"{value}, "
exec("self.entity = self.instance(%s)" % exec_str[:-1])
entityId = self.Controller.add(self.entity)
self.CUI.setError(f'New Entity created! Id: {entityId}')
except Exception as err:
self.CUI.setError(str(err))
def __changePageParams(self, page: int, per_page: int):
self.page = page
self.per_page = per_page
self.itemsCurrentMenu[0].stop()
self.__getItems()
def __getItems(self):
itemsMenu = CUI(self.instance.__name__ + 's')
self.itemsCurrentMenu[0] = itemsMenu
try:
if self.page < math.ceil(
self.Controller.getCount() / self.per_page):
itemsMenu.addField(
'NEXT', lambda: self.__changePageParams(
self.page + 1, self.per_page))
if self.page > 1:
itemsMenu.addField(
'PREV', lambda: self.__changePageParams(
self.page - 1, self.per_page))
entities = self.Controller.getRange(self.page, self.per_page)
for entity in entities:
if 'name' in self.Controller.getModelKeys():
itemsMenu.addField(f"<{entity.id}> {entity.name}",
lambda id=entity.id: self.__getItem(id))
else:
itemsMenu.addField(f"<{entity.id}>",
lambda id=entity.id: self.__getItem(id))
except Exception as err:
itemsMenu.setError(str(err))
itemsMenu.run('Return to main menu')
def __updateItem(self, item):
self.__fillEntityMenu(item)
self.Controller.update(item)
self.itemsCurrentMenu[1].stop()
self.__getItem(item.id)
def __deleteItem(self, id: int):
self.Controller.delete(id)
self.itemsCurrentMenu[1].stop()
self.__supportCUIFunc()
def __supportCUIFunc(self):
self.itemsCurrentMenu[1].stop()
self.__changePageParams(self.page, self.per_page)
def __getItem(self, id: int):
itemMenu = CUI(f'{self.instance.__name__} menu')
self.itemsCurrentMenu[1] = itemMenu
try:
item = self.Controller.getById(id)
for (key, value
) in self.Controller.getModelEntityMappedKeys(item).items():
itemMenu.addField(str(key) + ' : ' + str(value))
itemMenu.addField('DELETE', lambda: self.__deleteItem(item.id))
itemMenu.addField('UPDATE', lambda: self.__updateItem(item))
itemMenu.addField('Return to prev menu',
lambda: self.__supportCUIFunc())
except Exception as err:
itemMenu.setError(str(err))
itemMenu.run(False)