//关键词搜索
private async void SearchButton_Click(object sender, RoutedEventArgs e)
{
if (Search.Text != "")
{
ProgressRingInListPage.IsActive = true;
ProgressRingInListPage.Visibility = Visibility.Visible;
try
{
int tmp = 0;
for (int i = 1; i <= 5; i++)
{
//请求电影
String url = String.Format("https://api.themoviedb.org/3/search/movie?api_key=7888f0042a366f63289ff571b68b7ce0&query={0}&page={1}", Search.Text, i);
HttpClient client = new HttpClient();
String Jresult = await client.GetStringAsync(url);
DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(QueryMovieList));
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(Jresult));
QueryMovieList queryMovieList = (QueryMovieList)serializer.ReadObject(ms);
//请求电视剧
url = String.Format("https://api.themoviedb.org/3/search/tv?api_key=7888f0042a366f63289ff571b68b7ce0&query={0}&page={1}", Search.Text, i);
Jresult = await client.GetStringAsync(url);
serializer = new DataContractJsonSerializer(typeof(QueryTVList));
ms = new MemoryStream(Encoding.UTF8.GetBytes(Jresult));
QueryTVList queryTVList = (QueryTVList)serializer.ReadObject(ms);
if (queryMovieList.total_results + queryTVList.total_results == 0)
{
await new Windows.UI.Popups.MessageDialog("Found nothing, please change the key words and try again! ").ShowAsync();
break;
}
else
{
if (tmp == 0)
{
viewModel.clear();
}
tmp++;
foreach (var result in queryMovieList.results)
{
if (result.poster_path != null)
{
result.poster_path = "https://image.tmdb.org/t/p/w500" + result.poster_path;
}
else
{
result.poster_path = "Assets/defaultPoster.jpg";
}
viewModel.AddMovieResult(result);
}
foreach (var result in queryTVList.results)
{
if (result.poster_path != null)
{
result.poster_path = "https://image.tmdb.org/t/p/w500" + result.poster_path;
}
else
{
result.poster_path = "Assets/defaultPoster.jpg";
}
viewModel.AddTVResult(result);
}
}
}
}
catch
{
await new Windows.UI.Popups.MessageDialog("Opps! Something wrong happened to the connection, please check your network and try again! ").ShowAsync();
}
//Kill the waiting ring.
ProgressRingInListPage.IsActive = false;
ProgressRingInListPage.Visibility = Visibility.Collapsed;
}
else
{
await new Windows.UI.Popups.MessageDialog("Please enter key words first! ").ShowAsync();
}
}
//private void showProgressRing() {
// MyProgressRing.IsActive = true;
// MyProgressRing.Visibility = Visibility.Visible;
//}
//private void killProgressRing() {
// MyProgressRing.IsActive = false;
// MyProgressRing.Visibility = Visibility.Collapsed;
//}
private async void InitializeList()
{
try
{
if (!first)
{
ListFrame.Navigate(typeof(ListPage), VideoTypeComboBox.SelectedIndex);
}
//如果选择的是电影类型
if (VideoTypeComboBox.SelectedIndex == 0)
{
//API请求，language是电影语言, page是搜索的页，用于支持翻页功能，翻一次页请求一次（API本身的限制只能这么做）, Mgenre电影的类型, releaseYear电影放映日期, sortBy电影以热度还是评分排序
String url = String.Format("https://api.themoviedb.org/3/discover/movie?api_key=7888f0042a366f63289ff571b68b7ce0&include_adult=false{0}&page={1}{2}{3}{4}", language, page, Mgenre, releaseYear, sortBy);
HttpClient client = new HttpClient();
String Jresult = await client.GetStringAsync(url);
//本想把这句放在最前面，跳转更快，但是ListFrame实例化需要一点时间，放在前面会报空指针的错误，只好先请求网络给程序一点时间
if (first)
{
first = false;
ListFrame.Navigate(typeof(ListPage), 0);
}
//Where is the Show progress ring code? Not here!
//Written in XAML for initialization!!!
//序列化电影列表，通过其解析Json，Models中除了Starlist，其他类都是通过网站json2csharp.com自动生成的
DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(QueryMovieList));
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(Jresult));
QueryMovieList queryMovieList = (QueryMovieList)serializer.ReadObject(ms);
//没有这类型的电影
if (queryMovieList.total_results == 0)
{
await new Windows.UI.Popups.MessageDialog("Found nothing, please change the key words and try again! ").ShowAsync();
}
else
{
viewModel.clear();
foreach (var result in queryMovieList.results)
{
//该电影有海报
if (result.poster_path != null)
{
//修改为能访问的网址
result.poster_path = "https://image.tmdb.org/t/p/w500" + result.poster_path;
}
//没有海报
else
{
//使用默认海报
result.poster_path = "Assets/defaultPoster.jpg";
}
//添加到ViewModel
viewModel.AddMovieResult(result);
}
}
}
else
{
//同理
String url = String.Format("https://api.themoviedb.org/3/discover/tv?api_key=7888f0042a366f63289ff571b68b7ce0&include_adult=false{0}&page={1}{2}{3}", language, page, Tgenre, sortBy);
HttpClient client = new HttpClient();
String Jresult = await client.GetStringAsync(url);
if (first)
{
first = false;
ListFrame.Navigate(typeof(ListPage), 1);
}
DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(QueryTVList));
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(Jresult));
QueryTVList queryTVList = (QueryTVList)serializer.ReadObject(ms);
if (queryTVList.total_results == 0)
{
await new Windows.UI.Popups.MessageDialog("Found nothing, please change the key words and try again! ").ShowAsync();
}
else
{
viewModel.clear();
foreach (var result in queryTVList.results)
{
if (result.poster_path != null)
{
result.poster_path = "https://image.tmdb.org/t/p/w500" + result.poster_path;
}
else
{
result.poster_path = "Assets/defaultPoster.jpg";
}
viewModel.AddTVResult(result);
}
}
}
}
catch
{
await new Windows.UI.Popups.MessageDialog("Opps! Something wrong happened to the connection, please check your network and try again! ").ShowAsync();
}
finally
{
MyProgressRing.IsActive = false;
MyProgressRing.Visibility = Visibility.Collapsed;
}
}
