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One async call leads to another, and another, all the way up the call stack...

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LukePulverenti Luke Pulverenti luke pulverenti
2012-08-19 16:38:31 -04:00
parent 64887fa743
commit 937d27ae9d
38 changed files with 393 additions and 373 deletions
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24
MediaBrowser.Controller/Resolvers/BaseItemResolver.cs
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@@ -2,13 +2,12 @@
using System.IO;
using System.Threading.Tasks;
using MediaBrowser.Controller.Events;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
namespace MediaBrowser.Controller.Resolvers
{
public abstract class BaseItemResolver<T> : IBaseItemResolver
where T : BaseItem, new ()
where T : BaseItem, new()
{
protected virtual T Resolve(ItemResolveEventArgs args)
{
@@ -18,7 +17,7 @@ namespace MediaBrowser.Controller.Resolvers
/// <summary>
/// Sets initial values on the newly resolved item
/// </summary>
protected virtual void SetItemValues(T item, ItemResolveEventArgs args)
protected virtual void SetInitialItemValues(T item, ItemResolveEventArgs args)
{
// If the subclass didn't specify this
if (string.IsNullOrEmpty(item.Path))
@@ -38,35 +37,24 @@ namespace MediaBrowser.Controller.Resolvers
public async Task<BaseItem> ResolvePath(ItemResolveEventArgs args)
{
T item = Resolve(args);
if (item != null)
{
// Set initial values on the newly resolved item
SetItemValues(item, args);
SetInitialItemValues(item, args);
// Make sure the item has a name
EnsureName(item);
// Make sure DateCreated and DateModified have values
EnsureDates(item);
await FetchMetadataFromProviders(item, args);
await Kernel.Instance.ExecuteMetadataProviders(item, args);
}
return item;
}
private async Task FetchMetadataFromProviders(T item, ItemResolveEventArgs args)
{
foreach (BaseMetadataProvider provider in Kernel.Instance.MetadataProviders)
{
if (provider.Supports(item))
{
await provider.Fetch(item, args);
}
}
}
private void EnsureName(T item)
{
// If the subclass didn't supply a name, add it here