protected async Task Select(CatDisplay catDisplay, Category selCategory, ChildCategory childCategory = null)
{
Debug.Write("Select " + catDisplay?.Title ?? "null");
if (selCategory == null)
{
Debug.Write("Category is null");
}
if (lastSelect != null)
{
lastSelect.Image = lastImageState;
}
lastSelect = catDisplay;
lastImageState = catDisplay?.Image ?? CatSelectImage.none;
LastSelectedCategory = selCategory;
if (selCategory != null)
{
LastSelectedCategory.SelectedChildCategory = childCategory;
}
catDisplay.Image = CatSelectImage.selected;
var navigationParams = new NavigationParameters();
navigationParams.Add("SelectedCategory", selCategory);
await _navigationService.GoBackAsync(navigationParams);
}
protected async void ItemTapedAsync(CatDisplay catTapped)
{
Debug.Write("ItemTapedAsync");
if (catTapped == null)
{
Debug.Write("ItemTapedAsync catTapped == null");
return;
}
// clicked on Wszystkie kategorie
if (catTapped.CategoryObj == null)
{
Debug.Write("Tapped all category");
await Select(catTapped, null);
return;
}
if (catTapped.CategoryObj.GetType() == typeof(MasterCategory))
{
Debug.Write("Tapped CategoryObj is MasterCategory");
var master = catTapped.CategoryObj as MasterCategory;
await DisplayCategoryAsync(master);
}
if (catTapped.CategoryObj.GetType() == typeof(Category))
{
Debug.Write("Tapped CategoryObj is Category");
var category = catTapped.CategoryObj as Category;
if (((category.ChildCategory?.Count ?? 0) > 0) && (catTapped.Title.IndexOf($"Wszystkie w {category.Title}") == -1))
{
await DisplayCategoryAsync(category); // displaing more
}
else
{
category.SelectedChildCategory = null;
await Select(catTapped, category);
}
}
if (catTapped.CategoryObj.GetType() == typeof(ChildCategory))
{
Debug.Write("Tapped CategoryObj is ChildCategory");
var child = catTapped.CategoryObj as ChildCategory;
await Select(catTapped, child?.ParentCategory, child);
}
}
protected async Task DisplayCategoryAsync(object categoryToShow)
{
CategoryAction.Clear();
// displaying main category
if (categoryToShow == null)
{
Debug.Write("Displaing categoryToShow is null");
int AllViews = 0;
SetButton(1, Category.TitleForNull, true);
SetButton(2, String.Empty, false);
SetButton(3, String.Empty, false);
var categoryList = await _rzeszowiakRepository.GetMasterCategoryListAsync();
foreach (var item in categoryList)
{
AllViews += item.Views;
}
CategoryAction.Add(new CatDisplay
{
Title = Category.TitleForNull,
Views = AllViews,
Image = LastSelectedCategory == null ? CatSelectImage.selected : CatSelectImage.none,
CategoryObj = null,
});
foreach (var category in categoryList)
{
CategoryAction.Add(
new CatDisplay
{
Title = category.Title,
Views = category.Views,
Image = CatSelectImage.arrowDeeper,
CategoryObj = category,
});
}
}
// display category
if (categoryToShow != null && categoryToShow.GetType() == typeof(MasterCategory))
{
Debug.Write("Displaing categoryToShow is MasterCategory");
var master = categoryToShow as MasterCategory;
SetButton(1, Category.TitleForNull, true, CatSelectImage.arrowUp, master);
SetButton(2, master.Title, true, CatSelectImage.none, master);
SetButton(3, String.Empty, false);
var categoryList = await _rzeszowiakRepository.GetCategoryListAsync();
foreach (var category in categoryList)
{
if (master == category.Master)
{
var catDisplay = new CatDisplay
{
Title = category.Title,
Views = category.Views,
Image = (LastSelectedCategory == category) && (category.SelectedChildCategory == null) &&
((category.ChildCategory?.Count ?? 0) == 0) ? CatSelectImage.selected :
((category.ChildCategory?.Count ?? 0) > 0 ? CatSelectImage.arrowDeeper : CatSelectImage.none),
CategoryObj = category,
};
CategoryAction.Add(catDisplay);
if (catDisplay.Image == CatSelectImage.selected)
{
lastSelect = catDisplay;
lastImageState = (category.ChildCategory?.Count ?? 0) > 0 ? CatSelectImage.arrowDeeper : CatSelectImage.none;
}
}
}
}
//display childCategory
if (categoryToShow != null && categoryToShow?.GetType() == typeof(Category))
{
Debug.Write("Displaing categoryToShow is Category");
var category = categoryToShow as Category;
SetButton(1, Category.TitleForNull, true, CatSelectImage.arrowUp, category.Master);
SetButton(2, category.Master.Title, true, CatSelectImage.arrowUp, category.Master);
SetButton(3, category.Title, true, CatSelectImage.none, category);
var catDisplay = new CatDisplay
{
Title = $"Wszystkie w {category.Title}",
Views = category.Views,
Image = ((LastSelectedCategory) == category) && (LastSelectedCategory?.SelectedChildCategory == null) ?
CatSelectImage.selected : CatSelectImage.none,
CategoryObj = category,
};
CategoryAction.Add(catDisplay);
if (catDisplay.Image == CatSelectImage.selected)
{
lastSelect = catDisplay;
lastImageState = CatSelectImage.none;
}
foreach (var child in category.ChildCategory)
{
Debug.Write("End Displaing categoryToShow is MasterCategory");
catDisplay = new CatDisplay
{
Title = child.Title,
Views = child.Views,
Image = (LastSelectedCategory == category &&
LastSelectedCategory?.SelectedChildCategory == child) ?
CatSelectImage.selected : CatSelectImage.none,
CategoryObj = child,
};
CategoryAction.Add(catDisplay);
if (catDisplay.Image == CatSelectImage.selected)
{
lastSelect = catDisplay;
lastImageState = CatSelectImage.none;
}
}
}
}