Added the Model Comparison assistant for blind comparisons of two models (#1009)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Assistants/ModelComparison/ModelComparisonPresentationOrderExtensions.cs

@@ -0,0 +1,48 @@
+namespace AIStudio.Assistants.ModelComparison;
+
+public static class ModelComparisonPresentationOrderExtensions
+{
+    /// <param name="order">Which model is shown in column A.</param>
+    extension(ModelComparisonPresentationOrder order)
+    {
+        /// <summary>
+        /// Gets the answer which is shown in column A.
+        /// </summary>
+        /// <param name="run">The answers of both models.</param>
+        /// <returns>The answer for column A.</returns>
+        public ModelComparisonAnswer InColumnA(ModelComparisonRunResult run) => order switch
+        {
+            ModelComparisonPresentationOrder.FIRST_MODEL_FIRST => run.First,
+            ModelComparisonPresentationOrder.SECOND_MODEL_FIRST => run.Second,
+
+            _ => throw new ArgumentOutOfRangeException(nameof(order), order, $"The presentation order '{order}' is not known."),
+        };
+
+        /// <summary>
+        /// Gets the answer which is shown in column B.
+        /// </summary>
+        /// <param name="run">The answers of both models.</param>
+        /// <returns>The answer for column B.</returns>
+        public ModelComparisonAnswer InColumnB(ModelComparisonRunResult run) => order switch
+        {
+            ModelComparisonPresentationOrder.FIRST_MODEL_FIRST => run.Second,
+            ModelComparisonPresentationOrder.SECOND_MODEL_FIRST => run.First,
+
+            _ => throw new ArgumentOutOfRangeException(nameof(order), order, $"The presentation order '{order}' is not known."),
+        };
+
+        /// <summary>
+        /// Turns a column-based choice back into the model it means. The reverse of InColumnA and InColumnB:
+        /// those turn a known model into its column, this turns a known column back into its model.
+        /// </summary>
+        /// <param name="vote">The column-based choice, from the user's own vote or from a judge verdict.</param>
+        public ModelComparisonModelChoice ToModelChoice(ModelComparisonVote vote) => vote switch
+        {
+            ModelComparisonVote.TIE => ModelComparisonModelChoice.TIE,
+            ModelComparisonVote.COLUMN_A => order is ModelComparisonPresentationOrder.FIRST_MODEL_FIRST ? ModelComparisonModelChoice.FIRST : ModelComparisonModelChoice.SECOND,
+            ModelComparisonVote.COLUMN_B => order is ModelComparisonPresentationOrder.FIRST_MODEL_FIRST ? ModelComparisonModelChoice.SECOND : ModelComparisonModelChoice.FIRST,
+
+            _ => throw new ArgumentOutOfRangeException(nameof(vote), vote, $"The vote '{vote}' is not known."),
+        };
+    }
+}