Initial commit

src/Services/MovieService.cs

@@ -0,0 +1,35 @@
+using Grpc.Core;
+using MariesWonderland.Data;
+using MariesWonderland.Extensions;
+using MariesWonderland.Models.Entities;
+using MariesWonderland.Proto.Movie;
+
+namespace MariesWonderland.Services;
+
+public class MovieService(UserDataStore store) : MariesWonderland.Proto.Movie.MovieService.MovieServiceBase
+{
+    private readonly UserDataStore _store = store;
+
+    /// <summary>Records one or more cutscenes as viewed, so the client can track which have been watched.</summary>
+    public override Task<SaveViewedMovieResponse> SaveViewedMovie(SaveViewedMovieRequest request, ServerCallContext context)
+    {
+        long userId = context.GetUserId();
+        DarkUserMemoryDatabase userDb = _store.GetOrCreate(userId);
+        long nowMs = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
+
+        foreach (int movieId in request.MovieId)
+        {
+            EntityIUserMovie? existing = userDb.EntityIUserMovie.FirstOrDefault(m => m.MovieId == movieId);
+            if (existing != null)
+            {
+                existing.LatestViewedDatetime = nowMs;
+            }
+            else
+            {
+                userDb.EntityIUserMovie.Add(new EntityIUserMovie { UserId = userId, MovieId = movieId, LatestViewedDatetime = nowMs });
+            }
+        }
+
+        return Task.FromResult(new SaveViewedMovieResponse());
+    }
+}