private async void AutoSuggestBox_QuerySubmitted(AutoSuggestBox sender, AutoSuggestBoxQuerySubmittedEventArgs args)
{
if (args.ChosenSuggestion != null)
{
//从提示框中选择某一项时触发
}
else
{
//用户在输入时敲回车或者点击右边按钮确认输入时触发
if (searchMap.ContainsKey(args.QueryText))
{
LoadToOther.Visibility = Windows.UI.Xaml.Visibility.Visible;
MovieItemDetail data = await TimeAPIService.GetMovieDetail(searchMap[args.QueryText]);
LoadToOther.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
NavigationService.Navigate(typeof(MovieDetailViewModel).FullName, data, new SuppressNavigationTransitionInfo());
}
else
{
searchMap = await TimeAPIService.GetMoviesTitleList(args.QueryText);
sender.ItemsSource = searchMap.Keys;
}
}
}
/// <summary>
/// 初始化数据
/// </summary>
/// <returns></returns>
public async Task LoadData()
{
if (MovieItems.Count == 0)
{
MovieItems.Clear();
var data = await TimeAPIService.GetComingMovies();
if (data.Count == 0)
{
return;
}
foreach (var movie in data)
{
// 只添加具有封面的电影
if (movie.Image != "")
{
MovieItems.Add(movie);
}
}
// 刷新页面
RaisePropertyChanged("EmptyItem");
// 添加磁贴
string title = ResourceLoader.GetForCurrentView().GetString("ComingMoviePage_TextTitle/Text");
string date = ResourceLoader.GetForCurrentView().GetString("MovieDetailPage_TextDateHelp/Text");
string look = ResourceLoader.GetForCurrentView().GetString("ComingMovieViewModel_Look/Text");
Singleton <LiveTileService> .Instance.AddTileToQueue(title, string.Empty, date, MovieItems[0].Date, look, MovieItems[0]);
}
}
public async Task SyncData()
{
Collections = new ObservableCollection <MovieItem>(Singleton <MyCollectService> .Instance.Collections);
_history = new Dictionary <string, double>(Singleton <MyCollectService> .Instance.History);
//获得即将上映电影进行筛选
var data = await TimeAPIService.GetComingMovies();
if (data.Count == 0)
{
return;
}
var list = new List <KeyValuePair <MovieItem, double> >();
double normOfHistory2 = 0;
foreach (var item in _history.Values)
{
normOfHistory2 += item * item;
}
foreach (var movie in data)
{
double normOfMovie2 = 0;
double dotProduct = 0;
string[] types = movie.MovieType.Split(new char[] { ' ' });
foreach (string type in types)
{
if (type.Length != 0 && _movieType.Contains(type))
{
normOfMovie2++;
if (_history.ContainsKey(type))
{
dotProduct += _history[type];
}
}
}
double result = dotProduct / (normOfMovie2 * normOfHistory2);
list.Add(new KeyValuePair <MovieItem, double>(movie, result));
}
list.Sort((pair1, pair2) => pair2.Value.CompareTo(pair1.Value));
int count = 0;
var guessCollection = new ObservableCollection <MovieItem>();
foreach (var item in list)
{
// 只添加具有封面的电影
if (item.Key.Image != "" && Collections.Where(i => i.ID == item.Key.ID).ToList().Count == 0)
{
count++;
guessCollection.Add(item.Key);
if (count == 10)
{
break;
}
}
}
GuessLike = guessCollection;
}
private async void AutoSuggestBox_TextChanged(AutoSuggestBox sender, AutoSuggestBoxTextChangedEventArgs args)
{
if (args.Reason == AutoSuggestionBoxTextChangeReason.UserInput)
{
if (sender.Text.Length == 0)
{
sender.ItemsSource = null;
}
else
{
searchMap = await TimeAPIService.GetMoviesTitleList(sender.Text);
sender.ItemsSource = searchMap.Keys;
}
}
}
private async void LocationMovieList_ItemClick(object sender, ItemClickEventArgs e)
{
LocationMovieList.IsEnabled = false;
LoadToOther.Visibility = Visibility.Visible;
MovieItemDetail data;
string movieId = (e.ClickedItem as MovieItemNow).ID;
if (TimeAPIService.GetedDetail != null && TimeAPIService.GetedDetail.ContainsKey(movieId))
{
data = TimeAPIService.GetedDetail[movieId];
}
else
{
data = await TimeAPIService.GetMovieDetail(movieId);
}
LocationMovieList.PrepareConnectedAnimation("Image", e.ClickedItem as MovieItemNow, "ImageMovie");
NavigationService.Navigate(typeof(MovieDetailViewModel).FullName, data, new SuppressNavigationTransitionInfo());
}
