Move source code into "Source" folder

Source/DataLayer/EfClasses/Rating.cs

@@ -0,0 +1,78 @@
+using System;
+using System.Collections.Generic;
+using Dinah.Core;
+
+namespace DataLayer
+{
+    /// <summary>Parameterless ctor and setters should be used by EF only. Everything else should treat it as immutable</summary>
+    public class Rating : ValueObject_Static<Rating>
+    {
+        public float OverallRating { get; private set; }
+        public float PerformanceRating { get; private set; }
+        public float StoryRating { get; private set; }
+
+        private Rating() { }
+        internal Rating(float overallRating, float performanceRating, float storyRating)
+        {
+            OverallRating = overallRating;
+            PerformanceRating = performanceRating;
+            StoryRating = storyRating;
+        }
+
+        // EF magically tracks this owned object. by replacing it with a new() immutable object, stuff gets weird. update instead
+        internal void Update(float overallRating, float performanceRating, float storyRating)
+        {
+            // don't overwrite with all 0
+            if (overallRating + performanceRating + storyRating == 0)
+                return;
+
+            OverallRating = overallRating;
+            PerformanceRating = performanceRating;
+            StoryRating = storyRating;
+        }
+
+        protected override IEnumerable<object> GetEqualityComponents()
+        {
+            yield return OverallRating;
+            yield return PerformanceRating;
+            yield return StoryRating;
+        }
+
+        public float FirstScore
+            => OverallRating > 0 ? OverallRating
+            : PerformanceRating > 0 ? PerformanceRating
+            : StoryRating;
+
+        /// <summary>character: ★</summary>
+        const char STAR = '\u2605';
+        /// <summary>character: ½</summary>
+        const char HALF = '\u00BD';
+        string getStars(float score)
+        {
+            var fullStars = (int)Math.Floor(score);
+
+            var starString = "".PadLeft(fullStars, STAR);
+
+            if (score - fullStars == 0.5f)
+                starString += HALF;
+
+            return starString;
+        }
+
+        public string ToStarString()
+        {
+            var items = new List<string>();
+
+            if (OverallRating > 0)
+                items.Add($"Overall:   {getStars(OverallRating)}");
+            if (PerformanceRating > 0)
+                items.Add($"Perform: {getStars(PerformanceRating)}");
+            if (StoryRating > 0)
+                items.Add($"Story:      {getStars(StoryRating)}");
+
+            return string.Join("\r\n", items);
+        }
+
+		public override string ToString() => $"Overall={OverallRating} Perf={PerformanceRating} Story={StoryRating}";
+	}
+}