private void OnChangeTagEventArgument(TagEventArgument e)
{
var albumView = this.Container.GetInstance<AlbumView>();
string regionName = this.ContainerView.GetFlyout(e.Title);
if (albumView != null)
{
albumView.ViewModel.DoInit(new CategoryTagAlbumParam
{
Category = e.Category,
TagName = e.TagName,
Condition = ConditionAlbumType.hot,
Device = DeviceType.pc,
Page = 1,
PerPage = 20,
Status = 0
}, regionName, albumView);
}
}
/// <summary>
/// 构造
/// </summary>
public AlbumListViewModel()
{
if (this.EventAggregator == null)
{
throw new ArgumentNullException("EventAggregator");
}
//标签点击事件，获取专辑数据
this.EventAggregator.GetEvent<AlbumListEvent<TagEventArgument>>().Subscribe(e =>
{
this.TagEventArgument = e;
});
}
/// <summary>
/// 初始化
/// </summary>
public override void Initialize()
{
if (this.EventAggregator == null)
{
throw new ArgumentNullException("EventAggregator");
}
//标签点击事件，获取专辑数据
this.EventAggregator.GetEvent<AlbumListEvent<TagEventArgument>>().Subscribe(e =>
{
this.TagEventArgument = e;
});
//标签点击事件，获取专辑详情数据
this.EventAggregator.GetEvent<AlbumDetailEvent<long>>().Subscribe(e =>
{
this.OnAlbumDetailEvent(e);
});
}
/// <summary>
/// 分类事件函数
/// </summary>
/// <param name="e"></param>
private void OnTagEventPublish(TagEventArgument e)
{
if (DiscoverViewModel.CategoryList == null)
{
throw new ArgumentException("分类集合为空！");
}
this.CurrentCategory = DiscoverViewModel.CategoryList.FirstOrDefault(c => c.Name == e.TagKey);
if (this.CurrentCategory == null || this.CurrentCategory.Name != e.TagKey)
{
throw new ArgumentException(string.Format("找不到分类：分类key为{0}", e.TagKey));
}
var regionName = this.ContainerView.GetFlyout(this.CurrentCategory.Title);
if (this.RegionManager != null)
{
this.RegionManager.AddToRegion(regionName, this.CategoryDetailView);
}
if (this.CategoryTagService != null)
{
this.IsWaiting = true;
this.CategoryTagService.GetData(result =>
{
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
CategoryTagResult tagResult = result as CategoryTagResult;
this.IsWaiting = false;
if (tagResult != null && tagResult.Ret == 0)
{
this.TagDataList.Clear();
this.TagDataList.Add(new TagData
{
CategoryId = 0,
CoverPath = "pack://application:,,,/XIMALAYA.PCDesktop.Tools;component/Resources/Images/tagall.jpg",
TagName = "全部"
});
foreach (var tag in tagResult.List)
{
this.TagDataList.Add(tag);
}
}
}));
}, new CategoryTagParam
{
Category = this.CurrentCategory.Name,
Type = TagType.album
});
}
}
