async Task <ComicsItem> GetLatestComicFromFeedAsync(ComicsFeed comicsFeed)
{
var cachedItem = memoryCache.TryGetValue <ComicsItem>(comicsFeed.Name);
if (cachedItem.hit)
{
return(cachedItem.value);
}
var feed = await feedReaderClient.ReadAsync(comicsFeed.URL);
var firstItem = feed.Items.FirstOrDefault();
if (firstItem == null)
{
return(new ComicsItem());
}
var comic = new ComicsItem(firstItem);
comicsFeed.LastPublished = comic.PublicationDate;
var cacheEntryOptions = new MemoryCacheEntryOptions()
.SetAbsoluteExpiration(TimeSpan.FromHours(6));
memoryCache.Set(comicsFeed.Name, comic, cacheEntryOptions);
return(comic);
}
/**
* 在resource文件夹下找到对应name的prefab并将其添加到对应的parent底下
*/
private ComicsItem instaniateItem(Transform parent, Sprite sprite, int index)
{
var temp = LoadManager.single.loadAndInstaniate(Constant.COMICS_ITEM_PATH, parent);
ComicsItem item = temp.AddComponent <ComicsItem>();
item.init(sprite, index);
return(item);
}
private IEnumerable <ComicsItem> GerarComicsItem(Comics comics)
{
ComicsItem item = new ComicsItem
{
Comics = comics,
ComicsId = comics.Id,
Id = GerarNumero(),
Name = GerarTexto(),
ResourceURI = GerarTexto()
};
return(new List <ComicsItem> {
item
});
}
private ComicsItem moveStack(ComicsParentId id)
{
ComicsItem currentItem = getCurrentItem();
ComicsItem returnItem = null;
switch (id)
{
case ComicsParentId.LeftComics:
_leftStack.Push(currentItem);
returnItem = _rightStack.Pop();
break;
case ComicsParentId.RightComics:
_rightStack.Push(currentItem);
returnItem = _leftStack.Pop();
break;
}
currentItem.moveToParent(_parentDic[id]);
returnItem.moveToParent(_parentDic[ComicsParentId.CurrentComics]);
return(returnItem);
}
private void resetRightStack(ComicsItem temp)
{
temp.setParentAndPos(_parentDic[ComicsParentId.RightComics]);
_rightStack.Push(temp);
}
