Database migrations (#13)

* remove last use of dbcontextfactory

* add initial migration

ErsatzTV.Application/MediaItems/Mapper.cs

@@ -1,4 +1,5 @@
 using ErsatzTV.Core.Domain;
+using static LanguageExt.Prelude;
 
 namespace ErsatzTV.Application.MediaItems
 {
@@ -9,5 +10,26 @@ namespace ErsatzTV.Application.MediaItems
                 mediaItem.Id,
                 mediaItem.MediaSourceId,
                 mediaItem.Path);
+
+        internal static MediaItemSearchResultViewModel ProjectToSearchViewModel(MediaItem mediaItem) =>
+            new(
+                mediaItem.Id,
+                mediaItem.Source.Name,
+                mediaItem.Metadata.MediaType.ToString(),
+                GetDisplayTitle(mediaItem),
+                GetDisplayDuration(mediaItem));
+
+
+        private static string GetDisplayTitle(this MediaItem mediaItem) =>
+            mediaItem.Metadata.MediaType == MediaType.TvShow &&
+            Optional(mediaItem.Metadata.SeasonNumber).IsSome &&
+            Optional(mediaItem.Metadata.EpisodeNumber).IsSome
+                ? $"{mediaItem.Metadata.Title} s{mediaItem.Metadata.SeasonNumber:00}e{mediaItem.Metadata.EpisodeNumber:00}"
+                : mediaItem.Metadata.Title;
+
+        private static string GetDisplayDuration(MediaItem mediaItem) =>
+            string.Format(
+                mediaItem.Metadata.Duration.TotalHours >= 1 ? @"{0:h\:mm\:ss}" : @"{0:mm\:ss}",
+                mediaItem.Metadata.Duration);
     }
 }

ErsatzTV.Application/MediaItems/MediaItemSearchResultViewModel.cs

@@ -0,0 +1,9 @@
+namespace ErsatzTV.Application.MediaItems
+{
+    public record MediaItemSearchResultViewModel(
+        int Id,
+        string Source,
+        string MediaType,
+        string Title,
+        string Duration);
+}

ErsatzTV.Application/MediaItems/Queries/GetAllMediaItemsHandler.cs

@@ -3,6 +3,7 @@ using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using ErsatzTV.Core.Interfaces.Repositories;
+using LanguageExt;
 using MediatR;
 using static ErsatzTV.Application.MediaItems.Mapper;
 
@@ -15,9 +16,9 @@ namespace ErsatzTV.Application.MediaItems.Queries
         public GetAllMediaItemsHandler(IMediaItemRepository mediaItemRepository) =>
             _mediaItemRepository = mediaItemRepository;
 
-        public async Task<List<MediaItemViewModel>> Handle(
+        public Task<List<MediaItemViewModel>> Handle(
             GetAllMediaItems request,
             CancellationToken cancellationToken) =>
-            (await _mediaItemRepository.GetAll()).Map(ProjectToViewModel).ToList();
+            _mediaItemRepository.GetAll().Map(list => list.Map(ProjectToViewModel).ToList());
     }
 }

ErsatzTV.Application/MediaItems/Queries/SearchAllMediaItems.cs

@@ -0,0 +1,7 @@
+using System.Collections.Generic;
+using MediatR;
+
+namespace ErsatzTV.Application.MediaItems.Queries
+{
+    public record SearchAllMediaItems(string SearchString) : IRequest<List<MediaItemSearchResultViewModel>>;
+}

ErsatzTV.Application/MediaItems/Queries/SearchAllMediaItemsHandler.cs

@@ -0,0 +1,23 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using ErsatzTV.Core.Interfaces.Repositories;
+using LanguageExt;
+using MediatR;
+using static ErsatzTV.Application.MediaItems.Mapper;
+
+namespace ErsatzTV.Application.MediaItems.Queries
+{
+    public class SearchAllMediaItemsHandler : IRequestHandler<SearchAllMediaItems, List<MediaItemSearchResultViewModel>>
+    {
+        private readonly IMediaItemRepository _mediaItemRepository;
+
+        public SearchAllMediaItemsHandler(IMediaItemRepository mediaItemRepository) =>
+            _mediaItemRepository = mediaItemRepository;
+
+        public Task<List<MediaItemSearchResultViewModel>>
+            Handle(SearchAllMediaItems request, CancellationToken cancellationToken) =>
+            _mediaItemRepository.Search(request.SearchString).Map(list => list.Map(ProjectToSearchViewModel).ToList());
+    }
+}