/// <summary>
/// Loads the categories
/// </summary>
/// <returns></returns>
public async Task LoadCategoriesAsync()
{
try
{
// Get the categories from the api
var result = await KryptPadApi.GetCategoriesAsync();
// Add the categories
foreach (var category in result.Categories)
{
Categories.Add(category);
}
}
catch (WebException ex)
{
// Something went wrong in the api
await DialogHelper.ShowMessageDialogAsync(ex.Message);
}
catch (Exception ex)
{
// Failed
await DialogHelper.ShowGenericErrorDialogAsync(ex);
}
}
/// <summary>
/// Loads an item into the view model
/// </summary>
/// <param name="item"></param>
public async Task LoadItemAsync(ApiItem selectedItem, ApiCategory category)
{
// Prevent change triggers
_isLoading = true;
IsBusy = true;
try
{
// Get list of categories for the combobox control
var categories = await KryptPadApi.GetCategoriesAsync();
// Set the category view source for the combobox
CategoriesView.Source = categories.Categories;
// Update view
OnPropertyChanged(nameof(CategoriesView));
// Set the selected category in the list
Category = (from c in categories.Categories
where c.Id == category.Id
select c).SingleOrDefault();
// Check to make sure our parameters are set
if (Category == null)
{
// Show error
throw new WarningException("The item you are trying to edit does not exist in this category.");
}
// Get the item
var itemResp = await KryptPadApi.GetItemAsync(Category.Id, selectedItem.Id);
// Get the item
var item = itemResp.Items.FirstOrDefault();
// Set item
Item = item;
// Set properties
ItemName = item.Name;
Notes = item.Notes;
SelectedColor = item.Background;
// Set fields
foreach (var field in item.Fields)
{
// Add field to the list
AddFieldToCollection(new FieldModel(field));
}
}
catch (WarningException ex)
{
// Operation failed
await DialogHelper.ShowMessageDialogAsync(ex.Message);
}
catch (WebException ex)
{
// Operation failed
await DialogHelper.ShowMessageDialogAsync(ex.Message);
// Navigate back to the items page
NavigationHelper.Navigate(typeof(ItemsPage), null);
}
catch (Exception ex)
{
// Failed
await DialogHelper.ShowGenericErrorDialogAsync(ex);
// Navigate back to the items page
NavigationHelper.Navigate(typeof(ItemsPage), null);
}
_isLoading = false;
IsBusy = false;
}
