49 lines
1.6 KiB
C#
49 lines
1.6 KiB
C#
|
using Elsa.Http.Contexts;
|
||
|
|
using Elsa.Http.Contracts;
|
||
|
|
using Elsa.Http.Models;
|
||
|
|
|
||
|
|
namespace Elsa.Http.Abstractions;
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Provides a base class for <see cref="IDownloadableProvider"/> implementations.
|
||
|
|
/// </summary>
|
||
|
|
public abstract class DownloadableProviderBase : IDownloadableProvider
|
||
|
|
{
|
||
|
|
/// <inheritdoc />
|
||
|
|
public virtual float Priority => 0;
|
||
|
|
|
||
|
|
/// <inheritdoc />
|
||
|
|
public abstract bool GetSupportsContent(object content);
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a list of downloadables from the specified content.
|
||
|
|
/// </summary>
|
||
|
|
protected virtual async ValueTask<IEnumerable<Downloadable>> GetDownloadablesAsync(DownloadableContext context)
|
||
|
|
{
|
||
|
|
var downloadable = await GetDownloadableAsync(context);
|
||
|
|
return new[]{ downloadable };
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a downloadable from the specified content.
|
||
|
|
/// </summary>
|
||
|
|
protected virtual ValueTask<Downloadable> GetDownloadableAsync(DownloadableContext context)
|
||
|
|
{
|
||
|
|
var downloadable = GetDownloadable(context);
|
||
|
|
return new (downloadable);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// Returns a downloadable from the specified content.
|
||
|
|
/// </summary>
|
||
|
|
/// <exception cref="NotImplementedException">This method is not implemented. The derived class must implement at least one of the GetDownloadable methods.</exception>
|
||
|
|
protected virtual Downloadable GetDownloadable(DownloadableContext context)
|
||
|
|
{
|
||
|
|
throw new NotImplementedException();
|
||
|
|
}
|
||
|
|
|
||
|
|
async ValueTask<IEnumerable<Downloadable>> IDownloadableProvider.GetDownloadablesAsync(DownloadableContext context)
|
||
|
|
{
|
||
|
|
return await GetDownloadablesAsync(context);
|
||
|
|
}
|
||
|
|
}
|