/// <summary>
/// 刷新报纸，获取文章列表
/// </summary>
public async Task <List <NewsItem> > GetNewsListAsync()
{
OnNewsRefreshing?.Invoke();
List <NewsItem> newNewsitems = new List <NewsItem>();
int originalNewsCount = NewsList.Count;
foreach (var feedUrl in FeedUrls)
{
var syndicationClient = new SyndicationClient();
try
{
var feed = await new SyndicationClient().RetrieveFeedAsync(feedUrl);
feed.Id = feedUrl.AbsoluteUri;
FeedModel feedModel = new FeedModel(feed);
if (!Feeds.Contains(feedModel))
{
Feeds.Add(feedModel);
}
//将新闻添加到newsItems中
for (int retrievedNewsIndex = feed.Items.Count - 1; retrievedNewsIndex >= 0; --retrievedNewsIndex)
{
var newsLink = feed.Items[retrievedNewsIndex].ItemUri ?? feed.Items[retrievedNewsIndex].Links.Select(l => l.Uri).FirstOrDefault();
var newsItem = new NewsItem(feed.Items[retrievedNewsIndex], newsLink, PaperTitle, feed);
//如果原新闻列表中不包含改新闻，则添加到新闻列表
if (!NewsList.Contains(newsItem))
{
newNewsitems.Add(newsItem);
NewsList.Add(newsItem);
}
}
var orderedNewsList = NewsList.OrderBy(news => news.PublishedDate);
NewsList = orderedNewsList.ToList();
}
catch (Exception exception)
{
System.Diagnostics.Debug.WriteLine(exception.Message);
OnUpdateFailed?.Invoke(feedUrl.AbsoluteUri);
}
}
if (NewsList.Count > originalNewsCount)
{
OnNewsRefreshed?.Invoke(NewsList);
}
else
{
NoNewNews?.Invoke();
}
if (NewsList.Count != originalNewsCount)
{
await SaveToFile(this);
OnNewsUpdatedToFile?.Invoke();
}
return(NewsList);
}
public void LevelUP()
{
Debug.Log("Покупаем стулл");
if (levels.Length > level + 1)
{
if (ShopManager.Money >= levels[level + 1].price)
{
if (ChooseSystem.RData.TryShelfLevelUp())
{
ShopManager.Money -= levels[level + 1].price;
level++;
ChangeModel(level);
ChooseSystem.RData.ShelfLevelUp();
OnSelectedItem?.Invoke(this);
}
else
{
Debug.LogAssertion("ERROR : Не удалось проверить уровень стула");
OnUpdateFailed?.Invoke(this);
}
}
}
}