Files
ersatztv/ErsatzTV.Application/Emby/Commands/SynchronizeEmbyCollectionsHandler.cs
Jason Dove d67251bfa0 jellyfin and emby collection sync (#752)
* sync jellyfin and emby collections

* update changelog
2022-04-22 13:33:35 -05:00

74 lines
3.0 KiB
C#

using ErsatzTV.Core;
using ErsatzTV.Core.Domain;
using ErsatzTV.Core.Emby;
using ErsatzTV.Core.Interfaces.Emby;
using ErsatzTV.Core.Interfaces.Repositories;
namespace ErsatzTV.Application.Emby;
public class SynchronizeEmbyCollectionsHandler : IRequestHandler<SynchronizeEmbyCollections, Either<BaseError, Unit>>
{
private readonly IEmbySecretStore _embySecretStore;
private readonly IMediaSourceRepository _mediaSourceRepository;
private readonly IEmbyCollectionScanner _scanner;
public SynchronizeEmbyCollectionsHandler(
IMediaSourceRepository mediaSourceRepository,
IEmbySecretStore embySecretStore,
IEmbyCollectionScanner scanner)
{
_mediaSourceRepository = mediaSourceRepository;
_embySecretStore = embySecretStore;
_scanner = scanner;
}
public async Task<Either<BaseError, Unit>> Handle(
SynchronizeEmbyCollections request,
CancellationToken cancellationToken)
{
Validation<BaseError, ConnectionParameters> validation = await Validate(request);
return await validation.Match(
SynchronizeCollections,
error => Task.FromResult<Either<BaseError, Unit>>(error.Join()));
}
private Task<Validation<BaseError, ConnectionParameters>> Validate(SynchronizeEmbyCollections request) =>
MediaSourceMustExist(request)
.BindT(MediaSourceMustHaveActiveConnection)
.BindT(MediaSourceMustHaveApiKey);
private Task<Validation<BaseError, EmbyMediaSource>> MediaSourceMustExist(
SynchronizeEmbyCollections request) =>
_mediaSourceRepository.GetEmby(request.EmbyMediaSourceId)
.Map(o => o.ToValidation<BaseError>("Emby media source does not exist."));
private Validation<BaseError, ConnectionParameters> MediaSourceMustHaveActiveConnection(
EmbyMediaSource embyMediaSource)
{
Option<EmbyConnection> maybeConnection = embyMediaSource.Connections.HeadOrNone();
return maybeConnection.Map(connection => new ConnectionParameters(connection))
.ToValidation<BaseError>("Emby media source requires an active connection");
}
private async Task<Validation<BaseError, ConnectionParameters>> MediaSourceMustHaveApiKey(
ConnectionParameters connectionParameters)
{
EmbySecrets secrets = await _embySecretStore.ReadSecrets();
return Optional(secrets.Address == connectionParameters.ActiveConnection.Address)
.Where(match => match)
.Map(_ => connectionParameters with { ApiKey = secrets.ApiKey })
.ToValidation<BaseError>("Emby media source requires an api key");
}
private async Task<Either<BaseError, Unit>> SynchronizeCollections(ConnectionParameters connectionParameters) =>
await _scanner.ScanCollections(
connectionParameters.ActiveConnection.Address,
connectionParameters.ApiKey);
private record ConnectionParameters(EmbyConnection ActiveConnection)
{
public string ApiKey { get; set; }
}
}