UpdateRelatedEntitiyLoading

ClassTranscribeServer/Controllers/MediaController.cs

@@ -40,7 +40,9 @@ public MediaController(IAuthorizationService authorizationService,
         [HttpGet("{id}")]
         public async Task<ActionResult<MediaDTO>> GetMedia(string id)
         {
-            var media = await _context.Medias.FindAsync(id);
+            var media = await _context.Medias.
+                Include(m => m.Video).ThenInclude(v => v.Transcriptions).
+                Where(m => m.Id == id).FirstOrDefaultAsync();
 
             if (media == null)
             {

ClassTranscribeServer/Controllers/PlaylistsController.cs

@@ -133,6 +133,13 @@ public async Task<ActionResult<IEnumerable<PlaylistDTO>>> GetPlaylists2(string o
             }
 
             var playLists = await _context.Playlists
+                .Include(p=>p.Medias).ThenInclude(m=>m.Video).ThenInclude(v=>v.Transcriptions)
+                .Include(p=>p.Medias).ThenInclude(m=>m.Video).ThenInclude(v=>v.ProcessedVideo1)
+                .Include(p=>p.Medias).ThenInclude(m=>m.Video).ThenInclude(v=>v.ProcessedVideo2)
+                .Include(p=>p.Medias).ThenInclude(m=>m.Video).ThenInclude(v=>v.Video1)
+                .Include(p=>p.Medias).ThenInclude(m=>m.Video).ThenInclude(v=>v.Video2)
+                .Include(p=>p.Medias).ThenInclude(m=>m.Video).ThenInclude(v=>v.ASLVideo)
+
                 .Where(p => p.OfferingId == offeringId)
                 .OrderBy(p => p.Index)
                 .ThenBy(p => p.CreatedAt).ToListAsync();
@@ -216,6 +223,8 @@ public async Task<ActionResult<IEnumerable<MediaSearchDTO>>> SearchForMedia(stri
         public async Task<ActionResult<PlaylistDTO>> GetPlaylist(string id)
         {
             var p = await _context.Playlists.FindAsync(id);
+            // Media are explicitly loaded below, so LoadAsync is not needed
+
             var user = await _userUtils.GetUser(User);
             if (p == null)
             {

ClassTranscribeServer/Utils/Authorization.cs

@@ -84,7 +84,9 @@ protected override async Task HandleRequirementAsync(AuthorizationHandlerContext
             }
             else if (offering != null && offering.AccessType == AccessTypes.UniversityOnly && user != null)
             {
-                var universityId = await _ctDbContext.CourseOfferings.Where(co => co.OfferingId == offering.Id)
+                var universityId = await _ctDbContext.CourseOfferings
+                    .Include(co=>co.Course).ThenInclude(c=>c.Department)
+                    .Where(co => co.OfferingId == offering.Id)
                     .Select(c => c.Course.Department.UniversityId).FirstAsync();
                 if (user.UniversityId == universityId)
                 {

TaskEngine/Tasks/DescribeVideoTask.cs

@@ -1,12 +1,14 @@
-using ClassTranscribeDatabase;
-using ClassTranscribeDatabase.Models;
-using ClassTranscribeDatabase.Services;using Microsoft.Extensions.Logging;
-using Newtonsoft.Json.Linq;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
 using System;
 using System.Linq;
 using System.Threading.Tasks;
+using Microsoft.Extensions.Logging;
+using Microsoft.EntityFrameworkCore;
+using Newtonsoft.Json.Linq;
+using ClassTranscribeDatabase;
+using ClassTranscribeDatabase.Models;
+using ClassTranscribeDatabase.Services;
 using static ClassTranscribeDatabase.CommonUtils;
 
 
@@ -35,13 +37,14 @@ protected async override Task OnConsume(string videoId, TaskParameters taskParam
 
             using var _context = CTDbContext.CreateDbContext();
             Video video = await _context.Videos.FindAsync(videoId);
-
+            
             if (!video.HasSceneObjectData())
             {
                 GetLogger().LogInformation($"Describe Video {videoId}: Early return - no scene data to process");
                 return;
             }
             TextData td = await _context.TextData.FindAsync(video.SceneObjectDataId);
+            await _context.Transcriptions.Where(t => t.VideoId == videoId).LoadAsync();            
 
             JObject sceneData = td.GetAsJSON() as JObject;
             JArray scenes = sceneData["Scenes"] as JArray;

TaskEngine/Tasks/DownloadMediaTask.cs

@@ -52,7 +52,7 @@ protected override async Task OnConsume(string mediaId, TaskParameters taskParam
                 media = await _context.Medias.Where(m => m.Id == mediaId)
                     .Include(m => m.Playlist).FirstAsync();
                 GetLogger().LogInformation($"Downloading media id=({media.Id}), UniqueMediaIdentifier={media.UniqueMediaIdentifier}");
-                subdir = ToCourseOfferingSubDirectory(_context, media); // e.g. "/data/2203-abcd"
+                subdir = ToCourseOfferingSubDirectory(_context, media.Playlist); // e.g. "/data/2203-abcd"
             }
             Video video = new Video();
             switch (media.SourceType)
@@ -72,7 +72,14 @@ protected override async Task OnConsume(string mediaId, TaskParameters taskParam
 
             using (var _context = CTDbContext.CreateDbContext())
             {
-                var latestMedia = await _context.Medias.FindAsync(media.Id);
+                var latestMedia = await _context.Medias
+                    .Include(m=>m.Video).ThenInclude(v=>v.Video2)
+                    .Include(m=>m.Video).ThenInclude(v=>v.Video1)
+                    .FirstOrDefaultAsync(m => m.Id==media.Id); // Find does not support Include
+                if(latestMedia == null) { // should never happen...
+                    GetLogger().LogInformation($"Media ({media.Id}): latestMedia == null !?");
+                    return;
+                }
                 GetLogger().LogInformation($"Media ({media.Id}): latestMedia.Video == null is {latestMedia.Video == null}");
 
                 // Don't add video if there are already videos for the given media.