Load, save, and delete chapter reviews

API/Helpers/Builders/ChapterRatingBuilder.cs

@@ -0,0 +1,50 @@
+using System;
+using API.Entities;
+
+namespace API.Helpers.Builders;
+
+#nullable enable
+public class ChapterRatingBuilder
+{
+    private readonly AppUserChapterRating _rating;
+
+    public AppUserChapterRating Build() => _rating;
+
+    public ChapterRatingBuilder(AppUserChapterRating? rating = null)
+    {
+        _rating = rating ?? new AppUserChapterRating();
+    }
+
+    public ChapterRatingBuilder WithSeriesId(int seriesId)
+    {
+        _rating.SeriesId = seriesId;
+        return this;
+    }
+
+    public ChapterRatingBuilder WithChapterId(int chapterId)
+    {
+        _rating.ChapterId = chapterId;
+        return this;
+    }
+
+    public ChapterRatingBuilder WithVolumeId(int volumeId)
+    {
+        _rating.VolumeId = volumeId;
+        return this;
+    }
+
+    public ChapterRatingBuilder WithRating(int rating)
+    {
+        _rating.Rating = Math.Clamp(rating, 0, 5);
+        _rating.HasBeenRated = true;
+        return this;
+    }
+
+    public ChapterRatingBuilder WithReview(string review)
+    {
+        _rating.Review = review;
+        return this;
+    }
+
+
+}