/*
* When the page is navigated to, check if we're editing an
* Existing recipe. If so, load that one. Otherwise, create
* a new recipe and use that as the context for this form.
*/
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
recipes = (RecipeList)e.Parameter;
if (recipes.isEditing())
{
recipe = recipes.getSelected();
for (int i = 0; i < recipe.RecipeIngredients.Count; i++)
{
ingredients.Add(recipe.RecipeIngredients[i]);
}
for (int i = 0; i < recipe.RecipeImages.Count; i++)
{
images.Add(recipe.RecipeImages[i]);
}
for (int i = 0; i < recipe.RecipeSteps.Count; i++)
{
steps.Add(recipe.RecipeSteps[i]);
}
}
else
{
// we're creating a new recipe
recipe = new Recipe();
recipe.ID = RecipeList.recipeIdGenerator.getId();
}
if (isNarrow())
{
IList <PageStackEntry> backStack = Frame.BackStack;
int backStackCount = backStack.Count;
if (backStackCount > 0)
{
PageStackEntry masterPageEntry = backStack[backStackCount - 1];
backStack.RemoveAt(backStackCount - 1);
PageStackEntry modifiedEntry = new PageStackEntry(
typeof(RecipeMasterDetailPage),
recipes,
masterPageEntry.NavigationTransitionInfo
);
backStack.Add(modifiedEntry);
}
}
tempImageFolder = await RecipeList.tempFolder.CreateFolderAsync("" + recipe.ID, CreationCollisionOption.ReplaceExisting);
this.imageFlipView.ItemsSource = images;
this.ingredientList.ItemsSource = ingredients;
this.recipeSteps.ItemsSource = steps;
}
/*
* Save the changes made to an existing recipe or add the new
* recipe to the recipe list.
*/
private async void saveRecipe(object sender, RoutedEventArgs e)
{
String newRecipeName = this.recipeName.Text;
// double newRecipeRating = this.recipeRating.Value;
recipe.Name = newRecipeName;
// recipe.Rating = newRecipeRating;
recipe.setImages(images);
recipe.setIngredients(ingredients);
recipe.setSteps(steps);
if (!recipes.isEditing())
{
recipes.addRecipe(recipe);
recipes.SelectedIndex = recipes.getRecipeList().Count - 1;
}
else
{
recipes.setEditing(false);
RecipeBookDataAccessor.updateRecipe(recipe);
}
for (int i = 0; i < removedSteps.Count; i++)
{
RecipeBookDataAccessor.deleteStep(removedSteps[i]);
}
for (int i = 0; i < removedIngredients.Count; i++)
{
RecipeBookDataAccessor.deleteIngredient(removedIngredients[i]);
}
for (int i = 0; i < removedImages.Count; i++)
{
RecipeImage imageToRemove = removedImages[i];
StorageFile imageFile = await StorageFile.GetFileFromPathAsync(imageToRemove.getImagePath());
await imageFile.DeleteAsync();
RecipeBookDataAccessor.deleteImage(imageToRemove);
}
Frame.GoBack();
}
