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@ -1,18 +1,27 @@
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using DownKyi.Events;
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using DownKyi.Images;
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using DownKyi.Core.BiliApi.VideoStream;
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using DownKyi.Core.Storage;
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using DownKyi.Core.Utils;
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using DownKyi.CustomControl;
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using DownKyi.Events;
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using DownKyi.Images;
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using DownKyi.Services;
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using DownKyi.Services.Download;
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using DownKyi.Utils;
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using DownKyi.ViewModels.PageViewModels;
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using DownKyi.ViewModels.UserSpace;
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using Prism.Commands;
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using Prism.Events;
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using Prism.Regions;
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using Prism.Services.Dialogs;
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Linq;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Media.Imaging;
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namespace DownKyi.ViewModels
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{
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@ -20,6 +29,10 @@ namespace DownKyi.ViewModels
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{
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public const string Tag = "PagePublication";
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private readonly IDialogService dialogService;
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private CancellationTokenSource tokenSource;
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private long mid = -1;
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// 每页视频数量，暂时在此写死，以后在设置中增加选项
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@ -27,6 +40,27 @@ namespace DownKyi.ViewModels
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#region 页面属性申明
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private GifImage loading;
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public GifImage Loading
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{
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get => loading;
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set => SetProperty(ref loading, value);
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}
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private Visibility loadingVisibility;
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public Visibility LoadingVisibility
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{
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get => loadingVisibility;
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set => SetProperty(ref loadingVisibility, value);
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}
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private Visibility noDataVisibility;
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public Visibility NoDataVisibility
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{
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get => noDataVisibility;
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set => SetProperty(ref noDataVisibility, value);
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}
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private VectorImage arrowBack;
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public VectorImage ArrowBack
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{
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@ -48,18 +82,11 @@ namespace DownKyi.ViewModels
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set => SetProperty(ref selectTabId, value);
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}
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private int countPage;
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public int CountPage
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private bool isEnabled = true;
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public bool IsEnabled
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{
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get => countPage;
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set => SetProperty(ref countPage, value);
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}
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private int currentPage;
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public int CurrentPage
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{
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get => currentPage;
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set => SetProperty(ref currentPage, value);
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get => isEnabled;
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set => SetProperty(ref isEnabled, value);
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}
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private CustomPagerViewModel pager;
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@ -69,16 +96,39 @@ namespace DownKyi.ViewModels
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set => SetProperty(ref pager, value);
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}
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private ObservableCollection<PublicationMedia> medias;
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public ObservableCollection<PublicationMedia> Medias
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{
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get => medias;
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set => SetProperty(ref medias, value);
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}
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private bool isSelectAll;
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public bool IsSelectAll
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{
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get => isSelectAll;
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set => SetProperty(ref isSelectAll, value);
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}
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#endregion
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public ViewPublicationViewModel(IEventAggregator eventAggregator) : base(eventAggregator)
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public ViewPublicationViewModel(IEventAggregator eventAggregator, IDialogService dialogService) : base(eventAggregator)
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{
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this.dialogService = dialogService;
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#region 属性初始化
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// 初始化loading gif
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Loading = new GifImage(Properties.Resources.loading);
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Loading.StartAnimate();
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LoadingVisibility = Visibility.Collapsed;
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NoDataVisibility = Visibility.Collapsed;
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ArrowBack = NavigationIcon.Instance().ArrowBack;
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ArrowBack.Fill = DictionaryResource.GetColor("ColorTextDark");
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TabHeaders = new ObservableCollection<TabHeader>();
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Medias = new ObservableCollection<PublicationMedia>();
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#endregion
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}
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@ -96,6 +146,9 @@ namespace DownKyi.ViewModels
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{
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ArrowBack.Fill = DictionaryResource.GetColor("ColorText");
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// 结束任务
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tokenSource.Cancel();
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NavigationParam parameter = new NavigationParam
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{
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ViewName = ParentView,
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@ -107,7 +160,7 @@ namespace DownKyi.ViewModels
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// 左侧tab点击事件
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private DelegateCommand<object> leftTabHeadersCommand;
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public DelegateCommand<object> LeftTabHeadersCommand => leftTabHeadersCommand ?? (leftTabHeadersCommand = new DelegateCommand<object>(ExecuteLeftTabHeadersCommand));
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public DelegateCommand<object> LeftTabHeadersCommand => leftTabHeadersCommand ?? (leftTabHeadersCommand = new DelegateCommand<object>(ExecuteLeftTabHeadersCommand, CanExecuteLeftTabHeadersCommand));
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/// <summary>
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/// 左侧tab点击事件
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@ -121,15 +174,251 @@ namespace DownKyi.ViewModels
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Pager = new CustomPagerViewModel(1, (int)Math.Ceiling(double.Parse(tabHeader.SubTitle) / VideoNumberInPage));
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Pager.CurrentChanged += OnCurrentChanged_Pager;
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Pager.CountChanged += OnCountChanged_Pager;
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Pager.Current = 1;
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}
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/// <summary>
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/// 左侧tab点击事件是否允许执行
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/// </summary>
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/// <param name="parameter"></param>
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/// <returns></returns>
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private bool CanExecuteLeftTabHeadersCommand(object parameter)
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{
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return IsEnabled;
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}
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// 全选按钮点击事件
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private DelegateCommand<object> selectAllCommand;
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public DelegateCommand<object> SelectAllCommand => selectAllCommand ?? (selectAllCommand = new DelegateCommand<object>(ExecuteSelectAllCommand));
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/// <summary>
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/// 全选按钮点击事件
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/// </summary>
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/// <param name="parameter"></param>
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private void ExecuteSelectAllCommand(object parameter)
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{
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if (IsSelectAll)
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{
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foreach (var item in Medias)
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{
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item.IsSelected = true;
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}
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}
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else
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{
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foreach (var item in Medias)
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{
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item.IsSelected = false;
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}
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}
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}
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// 列表选择事件
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private DelegateCommand<object> mediasCommand;
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public DelegateCommand<object> MediasCommand => mediasCommand ?? (mediasCommand = new DelegateCommand<object>(ExecuteMediasCommand));
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/// <summary>
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/// 列表选择事件
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/// </summary>
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/// <param name="parameter"></param>
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private void ExecuteMediasCommand(object parameter)
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{
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if (!(parameter is IList selectedMedia)) { return; }
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if (selectedMedia.Count == Medias.Count)
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{
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IsSelectAll = true;
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}
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else
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{
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IsSelectAll = false;
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}
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}
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// 添加选中项到下载列表事件
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private DelegateCommand addToDownloadCommand;
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public DelegateCommand AddToDownloadCommand => addToDownloadCommand ?? (addToDownloadCommand = new DelegateCommand(ExecuteAddToDownloadCommand));
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/// <summary>
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/// 添加选中项到下载列表事件
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/// </summary>
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private void ExecuteAddToDownloadCommand()
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{
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AddToDownload(true);
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}
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// 添加所有视频到下载列表事件
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private DelegateCommand addAllToDownloadCommand;
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public DelegateCommand AddAllToDownloadCommand => addAllToDownloadCommand ?? (addAllToDownloadCommand = new DelegateCommand(ExecuteAddAllToDownloadCommand));
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/// <summary>
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/// 添加所有视频到下载列表事件
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/// </summary>
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private void ExecuteAddAllToDownloadCommand()
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{
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AddToDownload(false);
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}
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#endregion
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private async void AddToDownload(bool isOnlySelected)
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{
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// 收藏夹里只有视频
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AddToDownloadService addToDownloadService = new AddToDownloadService(PlayStreamType.VIDEO);
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// 选择文件夹
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string directory = addToDownloadService.SetDirectory(dialogService);
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// 视频计数
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int i = 0;
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await Task.Run(() =>
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{
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// 添加到下载
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foreach (var media in Medias)
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{
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// 只下载选中项，跳过未选中项
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if (isOnlySelected && !media.IsSelected) { continue; }
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/// 有分P的就下载全部
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// 开启服务
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VideoInfoService videoInfoService = new VideoInfoService(media.Bvid);
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addToDownloadService.SetVideoInfoService(videoInfoService);
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addToDownloadService.GetVideo();
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addToDownloadService.ParseVideo(videoInfoService);
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// 下载
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i += addToDownloadService.AddToDownload(eventAggregator, directory);
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}
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});
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if (directory == null)
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{
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return;
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}
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// 通知用户添加到下载列表的结果
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if (i == 0)
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{
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eventAggregator.GetEvent<MessageEvent>().Publish(DictionaryResource.GetString("TipAddDownloadingZero"));
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}
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else
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{
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eventAggregator.GetEvent<MessageEvent>().Publish($"{DictionaryResource.GetString("TipAddDownloadingFinished1")}{i}{DictionaryResource.GetString("TipAddDownloadingFinished2")}");
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}
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}
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private void OnCountChanged_Pager(int count) { }
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private void OnCurrentChanged_Pager(int current)
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private bool OnCurrentChanged_Pager(int old, int current)
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{
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Console.WriteLine(current);
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if (!IsEnabled)
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{
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//Pager.Current = old;
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return false;
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}
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Medias.Clear();
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LoadingVisibility = Visibility.Visible;
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NoDataVisibility = Visibility.Collapsed;
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UpdatePublication(current);
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return true;
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}
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private async void UpdatePublication(int current)
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{
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// 是否正在获取数据
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// 在所有的退出分支中都需要设为true
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IsEnabled = false;
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var tab = TabHeaders[SelectTabId];
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await Task.Run(() =>
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{
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CancellationToken cancellationToken = tokenSource.Token;
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var publications = Core.BiliApi.Users.UserSpace.GetPublication(mid, current, VideoNumberInPage, tab.Id);
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if (publications == null)
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{
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// 没有数据，UI提示
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LoadingVisibility = Visibility.Collapsed;
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NoDataVisibility = Visibility.Visible;
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return;
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}
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var videos = publications.Vlist;
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if (videos == null)
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{
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// 没有数据，UI提示
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LoadingVisibility = Visibility.Collapsed;
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NoDataVisibility = Visibility.Visible;
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return;
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}
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foreach (var video in videos)
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{
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// 查询、保存封面
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string coverUrl = video.Pic;
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BitmapImage cover;
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if (coverUrl == null || coverUrl == "")
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{
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cover = new BitmapImage(new Uri($"pack://application:,,,/Resources/video-placeholder.png"));
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}
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|
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else
|
|
|
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{
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|
|
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if (!coverUrl.ToLower().StartsWith("http"))
|
|
|
|
|
{
|
|
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|
|
coverUrl = $"https:{video.Pic}";
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
StorageCover storageCover = new StorageCover();
|
|
|
|
|
cover = storageCover.GetCoverThumbnail(video.Aid, video.Bvid, -1, coverUrl, 200, 125);
|
|
|
|
|
}
|
|
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|
|
|
|
// 播放数
|
|
|
|
|
string play = string.Empty;
|
|
|
|
|
if (video.Play > 0)
|
|
|
|
|
{
|
|
|
|
|
play = Format.FormatNumber(video.Play);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
play = "--";
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1)); // 当地时区
|
|
|
|
|
DateTime dateCTime = startTime.AddSeconds(video.Created);
|
|
|
|
|
string ctime = dateCTime.ToString("yyyy-MM-dd");
|
|
|
|
|
|
|
|
|
|
App.PropertyChangeAsync(new Action(() =>
|
|
|
|
|
{
|
|
|
|
|
PublicationMedia media = new PublicationMedia
|
|
|
|
|
{
|
|
|
|
|
Avid = video.Aid,
|
|
|
|
|
Bvid = video.Bvid,
|
|
|
|
|
Cover = cover,
|
|
|
|
|
Duration = video.Length,
|
|
|
|
|
Title = video.Title,
|
|
|
|
|
PlayNumber = play,
|
|
|
|
|
CreateTime = ctime
|
|
|
|
|
};
|
|
|
|
|
medias.Add(media);
|
|
|
|
|
|
|
|
|
|
LoadingVisibility = Visibility.Collapsed;
|
|
|
|
|
NoDataVisibility = Visibility.Collapsed;
|
|
|
|
|
}));
|
|
|
|
|
|
|
|
|
|
// 判断是否该结束线程，若为true，跳出循环
|
|
|
|
|
if (cancellationToken.IsCancellationRequested)
|
|
|
|
|
{
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}, (tokenSource = new CancellationTokenSource()).Token);
|
|
|
|
|
IsEnabled = true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/// <summary>
|
|
|
|
|
@ -182,6 +471,7 @@ namespace DownKyi.ViewModels
|
|
|
|
|
Pager = new CustomPagerViewModel(1, (int)Math.Ceiling(double.Parse(selectTab.SubTitle) / VideoNumberInPage));
|
|
|
|
|
Pager.CurrentChanged += OnCurrentChanged_Pager;
|
|
|
|
|
Pager.CountChanged += OnCountChanged_Pager;
|
|
|
|
|
Pager.Current = 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
croire
3 years ago
