private async Task ExecuteLoadEmployeesCommand()
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
Employees.Clear();
var items = await EmployeesDataStore.GetItemsAsync(true);
Employees.ReplaceRange(items);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
MessagingCenter.Send(new MessagingCenterAlert
{
Title = "Error",
Message = "Unable to load employees.",
Cancel = "OK"
}, "message");
}
finally
{
IsBusy = false;
}
}
public EmployeesViewModel()
{
Title = "Employees";
MessagingCenter.Subscribe <EmployeeEditPage, Employee>(this, "AddEmployee", async(obj, employee) =>
{
var _emp = (Employee)employee;
Employees.Add(_emp);
await EmployeesDataStore.AddItemAsync(_emp);
});
}
public async Task LoadRelatedFieldsAsync()
{
RelatedCustomer = await CustomersDataStore.GetItemAsync(SelectedOrder.CustomerId);
RelatedEmployee = await EmployeesDataStore.GetItemAsync(SelectedOrder.EmployeeId);
}
