def delete(self, client, var=True):
if Validate.check_client(self, client) is False:
raise ServiceError('Invalid input!')
self._list_clients.delete(client)
if var == True:
undo = FunctionCall(self._list_clients.add, client)
redo = FunctionCall(self._list_clients.delete, client)
op = Operation(undo, redo)
return op
def add(self, client):
# this function will get a client and add it to the list of clients
if Validate.check_client(self, client) is False:
raise ServiceError('Invalid input!')
self._list_clients.add(client)
undo = FunctionCall(self._list_clients.delete, client)
redo = FunctionCall(self._list_clients.add, client)
op = Operation(undo, redo)
self._undo_controller.recordOperation(op)
def update(self, client, new_name):
if Validate.check_client(self, client) is False:
raise ServiceError('Invalid input!')
client = self.find_client_by_id(client.id)
old_name = client.name
client.set_name(new_name)
self._list_clients.update(client)
undo = FunctionCall(self.update, client, old_name)
redo = FunctionCall(self.update, client, new_name)
op = Operation(undo, redo)
self._undo_controller.recordOperation(op)
def search(self, client):
if Validate.check_client(self, client) is False:
raise ServiceError('Invalid input!')
return self._list_clients.search(client)