Move

2026-03-21 20:33:15 +01:00
parent 801bf08337
commit 2c3b84a233
39 changed files with 92 additions and 88 deletions
@@ -0,0 +1,88 @@
+using Ardalis.Result;
+using DispatchR.Abstractions.Send;
+using Microsoft.Extensions.Logging;
+using Musify.Application.Configuration;
+using Musify.Application.Contracts.Infrastructure;
+using Musify.Application.Events;
+using Musify.Application.Tracks.Commands;
+using Musify.Application.Tracks.Responses;
+using Musify.Domain.Entities;
+
+namespace Musify.Application.Tracks.Handler
+{
+    public class CreateTrackCommandHandler(IDatabase database, IPictureHandler pictureHandler, IEventBus eventBus, IStorageHandler storageHandler,
+        ILogger<CreateTrackCommandHandler> logger, ApplicationStorageConfiguration storageConfiguration, TrackConfiguration trackConfiguration)
+        : IRequestHandler<CreateTrackCommand, Task<Result<TrackResponse> >>
+    {
+        public async Task<Result<TrackResponse>> Handle(CreateTrackCommand request, CancellationToken cancellationToken)
+        {
+            var userExists = await database.Users.FindAsync(request.UserId, cancellationToken);
+
+            if (userExists is null)
+            {
+                logger.LogWarning("User with id {UserId} not found", request.UserId);
+                return Result.NotFound($"User with id {request.UserId} not found");
+            }
+
+            var originalPictureKeyName = $"{Guid.NewGuid() }.{request.Picture.FileType}";
+            var track = new Track
+            {
+                Title = request.Title,
+                NormalizedTitle = request.Title.Trim().ToUpperInvariant(),
+                SmallPictureKeyName = trackConfiguration.Routes.PresetSmallPicture,
+                MediumPictureKeyName = trackConfiguration.Routes.PresetMediumPicture,
+                LargePictureKeyName = trackConfiguration.Routes.PresetLargePicture,
+            };
+
+            var pictureUploadResult = await storageHandler.UploadFileAsync(
+                request.Picture.FileStream,
+                request.Picture.ContentType,
+                storageConfiguration.BucketName,
+                originalPictureKeyName,
+                cancellationToken);
+
+            if (!pictureUploadResult.IsSuccess)
+            {
+                logger.LogError("Failed to upload picture for track {TrackTitle}", request.Title);
+                return Result.Error($"Failed to upload picture for track {request.Title}");
+            }
+
+            var smallPictureKeyName = Path.Combine(
+                trackConfiguration.Routes.SmallPictures,
+                $"{track.Id}.{pictureHandler.FileExtension}");
+            var mediumPictureKeyName = Path.Combine(
+                trackConfiguration.Routes.MediumPictures,
+                $"{track.Id}.{pictureHandler.FileExtension}");
+            var largePictureKeyName = Path.Combine(
+                trackConfiguration.Routes.LargePictures,
+                $"{track.Id}.{pictureHandler.FileExtension}");
+
+            try
+            {
+                await eventBus.PublishAsync(new UpdatePlayListPictureEvent(
+                    track.Id,
+                    storageConfiguration.BucketName,
+                    originalPictureKeyName,
+                    smallPictureKeyName,
+                    trackConfiguration.PicturesSizes.SmallPictureWidth,
+                    trackConfiguration.PicturesSizes.SmallPictureHeight,
+                    mediumPictureKeyName,
+                    trackConfiguration.PicturesSizes.MediumPictureWidth,
+                    trackConfiguration.PicturesSizes.MediumPictureHeight,
+                    largePictureKeyName,
+                    trackConfiguration.PicturesSizes.LargePictureWidth,
+                    trackConfiguration.PicturesSizes.LargePictureHeight), cancellationToken);
+            }
+            catch (Exception exception)
+            {
+                logger.LogError(exception, "Failed to publish resize picture event for Track with id={TrackId}.", track.Id);
+                return Result.Error($"Failed to publish resize picture event for Track with id {track.Id}.");
+            }
+
+            await database.Tracks.AddAsync(track, cancellationToken);
+            await database.SaveChangesAsync(cancellationToken);
+
+            return Result.Success();
+        }
+    }
+}
@@ -0,0 +1,21 @@
+using Ardalis.Result;
+using DispatchR.Abstractions.Send;
+using Musify.Application.Contracts.Infrastructure;
+using Musify.Application.Tracks.Queries;
+using Musify.Application.Tracks.Responses;
+
+namespace Musify.Application.Tracks.Handler
+{
+    public class GetTrackByIdQueryHandler(IDatabase database)
+        : IRequestHandler<GetTrackByIdQuery, Task<Result<TrackResponse> >>
+    {
+        public async Task<Result<TrackResponse>> Handle(GetTrackByIdQuery request, CancellationToken cancellationToken)
+        {
+            var track = await database.Tracks.FindAsync(request.TrackId);
+
+            return track is null
+                ? Result.NotFound()
+                : Result.Success(TrackResponse.FromEntity(track));
+        }
+    }
+}
@@ -0,0 +1,48 @@
+using Ardalis.Result;
+using DispatchR.Abstractions.Send;
+using Microsoft.EntityFrameworkCore;
+using Musify.Application.Contracts.Application;
+using Musify.Application.Contracts.Infrastructure;
+using Musify.Application.Tracks.Queries;
+using Musify.Application.Tracks.Responses;
+using X.PagedList.EF;
+
+namespace Musify.Application.Tracks.Handler
+{
+    public class GetTracksByUserIdQueryHandler(IDatabase database)
+        : IRequestHandler<GetTracksByUserIdQuery, Task<Result<PaginatedResponse<TrackResponse>> >>
+    {
+        public async Task<Result<PaginatedResponse<TrackResponse> >> Handle(GetTracksByUserIdQuery request, CancellationToken cancellationToken)
+        {
+            var pageNumber = request.PageNumber < 1 ? 1 : request.PageNumber;
+            var pageSize = request.PageSize < 1 ? 10 : request.PageSize;
+            var normalizedName = request.Name?.Trim().ToUpperInvariant() ?? string.Empty;
+
+            var tracksQuery = database.UserHasTracks
+                .AsNoTracking()
+                .Include(ut => ut.Track)
+                .Where(p => p.UserId == request.UserId);
+
+            if (!string.IsNullOrWhiteSpace(normalizedName))
+                tracksQuery = tracksQuery.Where(t => t.Track.NormalizedTitle.Contains(normalizedName));
+
+            var totalCount = await tracksQuery.CountAsync(cancellationToken);
+
+            var pagedTracks = await tracksQuery
+                .OrderBy(t => t.Track.CreatedDate)
+                .Select(t => TrackResponse.FromEntity(t.Track))
+                .ToPagedListAsync(pageNumber, pageSize, totalCount, cancellationToken);
+
+            var response = new PaginatedResponse<TrackResponse>(
+                pagedTracks.ToArray(),
+                pagedTracks.PageNumber,
+                pagedTracks.PageSize,
+                pagedTracks.PageCount,
+                pagedTracks.TotalItemCount,
+                pagedTracks.HasNextPage,
+                pagedTracks.HasPreviousPage);
+
+            return Result.Success(response);
+        }
+    }
+}
@@ -0,0 +1,41 @@
+using Ardalis.Result;
+using DispatchR.Abstractions.Send;
+using Microsoft.EntityFrameworkCore;
+using Musify.Application.Contracts.Application;
+using Musify.Application.Contracts.Infrastructure;
+using Musify.Application.Tracks.Queries;
+using Musify.Application.Tracks.Responses;
+using X.PagedList.EF;
+
+namespace Musify.Application.Tracks.Handler
+{
+    public class GetTracksQueryHandler(IDatabase database)
+        : IRequestHandler<GetTracksQuery, Task<Result<PaginatedResponse<TrackResponse>> > >
+    {
+        public async Task<Result<PaginatedResponse<TrackResponse> >> Handle(GetTracksQuery request, CancellationToken cancellationToken)
+        {
+            var pageNumber = request.PageNumber < 1 ? 1 : request.PageNumber;
+            var pageSize = request.PageSize < 1 ? 10 : request.PageSize;
+
+            var totalCount = await database.PlayLists.CountAsync(cancellationToken);
+
+            var pagedPlayLists = await database.UserHasTracks
+                .AsNoTracking()
+                .OrderBy(t => t.Id)
+                .Include(ut => ut.Track)
+                .Select(t => TrackResponse.FromEntity(t.Track))
+                .ToPagedListAsync(pageNumber, pageSize, totalCount, cancellationToken);
+
+            var response = new PaginatedResponse<TrackResponse>(
+                pagedPlayLists.ToArray(),
+                pagedPlayLists.PageNumber,
+                pagedPlayLists.PageSize,
+                pagedPlayLists.PageCount,
+                pagedPlayLists.TotalItemCount,
+                pagedPlayLists.HasNextPage,
+                pagedPlayLists.HasPreviousPage);
+
+            return Result.Success(response);
+        }
+    }
+}