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Fixed issue with very large favorite collections

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Steven Hildreth 2021-12-09 12:06:53 -06:00
parent 040ed6e023
commit a0cdeaacea
1 changed files with 34 additions and 29 deletions
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63
Roadie.Api.Services/PlaylistService.cs
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@ -16,6 +16,7 @@ using Roadie.Library.Models.Statistics;
using Roadie.Library.Models.Users;
using Roadie.Library.Utility;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
@ -239,38 +240,43 @@ namespace Roadie.Api.Services
if (isPlaylistDynamic)
{
var now = DateTime.UtcNow;
var userFavoriteTracks = from ut in DbContext.UserTracks
join t in DbContext.Tracks on ut.TrackId equals t.Id
join rm in DbContext.ReleaseMedias on t.ReleaseMediaId equals rm.Id
join r in DbContext.Releases on rm.ReleaseId equals r.Id
join releaseArtist in DbContext.Artists on r.ArtistId equals releaseArtist.Id
join trackArtist in DbContext.Artists on t.ArtistId equals trackArtist.Id into tas
from trackArtist in tas.DefaultIfEmpty()
where ut.UserId == roadieUser.Id
where ut.IsFavorite == true
select new
{
r,
releaseArtist,
trackArtist,
rm,
t
};
var userFavoriteTracks = await (from ut in DbContext.UserTracks
join t in DbContext.Tracks on ut.TrackId equals t.Id
join rm in DbContext.ReleaseMedias on t.ReleaseMediaId equals rm.Id
join r in DbContext.Releases on rm.ReleaseId equals r.Id
join releaseArtist in DbContext.Artists on r.ArtistId equals releaseArtist.Id
join trackArtist in DbContext.Artists on t.ArtistId equals trackArtist.Id into tas
from trackArtist in tas.DefaultIfEmpty()
where ut.UserId == roadieUser.Id
where ut.IsFavorite == true
orderby ut.CreatedDate descending
select new
{
r,
releaseArtist,
trackArtist,
rm,
t
}).ToArrayAsync().ConfigureAwait(false);
var tracksSize = userFavoriteTracks.Sum(x => x.t.Duration);
var releaseCount = SafeParser.ToNumber<int?>(userFavoriteTracks.Select(x => x.rm.ReleaseId).Distinct().Count());
var trackCount = SafeParser.ToNumber<int?>(userFavoriteTracks.Select(x => x.t.Id).Count());
long? trackFileSize = userFavoriteTracks.Sum(x => (long?)x.t.FileSize);
var dynamicStatus = new ReleaseGroupingStatistics
{
ReleaseCount = SafeParser.ToNumber<int?>(await userFavoriteTracks.Select(x => x.rm.ReleaseId).Distinct().CountAsync().ConfigureAwait(false)),
TrackCount = SafeParser.ToNumber<int?>(await userFavoriteTracks.Select(x => x.t.Id).CountAsync().ConfigureAwait(false)),
TrackSize = (await userFavoriteTracks.SumAsync(x => x.t.Duration)).ToString(),
FileSize = SafeParser.ToNumber<long?>(await userFavoriteTracks.SumAsync(x => x.t.FileSize).ConfigureAwait(false)).ToFileSize()
ReleaseCount = releaseCount,
TrackCount = trackCount,
TrackSize = tracksSize.ToString(),
FileSize = trackFileSize.ToFileSize()
};
var dynamicTracks = new List<PlaylistTrack>();
var looper = 1;
foreach(var td in (await userFavoriteTracks.ToArrayAsync().ConfigureAwait(false)))
var dynamicTracks = new ConcurrentBag<PlaylistTrack>();
Parallel.ForEach(userFavoriteTracks, (td, s, i) =>
{
dynamicTracks.Add(new PlaylistTrack
{
ListNumber = looper,
ListNumber = (int)i,
Track = TrackList.FromDataTrack(null,
td.t,
td.rm.MediaNumber,
@ -283,8 +289,7 @@ namespace Roadie.Api.Services
ImageHelper.MakeArtistThumbnailImage(Configuration, HttpContext, td.releaseArtist.RoadieId),
ImageHelper.MakeArtistThumbnailImage(Configuration, HttpContext, td.trackArtist == null ? null : (Guid?)td.trackArtist.RoadieId))
});
looper++;
}
});
result = new OperationResult<Playlist>
{
Data = new Playlist
@ -310,9 +315,9 @@ namespace Roadie.Api.Services
Statistics = dynamicStatus,
ReleaseCount = SafeParser.ToNumber<short?>(dynamicStatus.ReleaseCount),
TrackCount = SafeParser.ToNumber<short?>(dynamicStatus.TrackCount),
Duration = (await userFavoriteTracks.SumAsync(x => x.t.Duration).ConfigureAwait(false)),
Duration = userFavoriteTracks.Sum(x => x.t.Duration),
Thumbnail = ImageHelper.MakePlaylistThumbnailImage(Configuration, HttpContext, id),
Tracks = dynamicTracks,
Tracks = dynamicTracks.OrderBy(x => x.ListNumber),
MediumThumbnail = ImageHelper.MakeThumbnailImage(Configuration, HttpContext, id, "playlist", Configuration.MediumImageSize.Width, Configuration.MediumImageSize.Height)
},
IsSuccess = true