refactor: Refactor Get connections

Models/Response/ConnectionsPuzzleDTO.cs

@@ -0,0 +1,53 @@
+namespace ConnectionsAPI.Models.Response;
+public class ConnectionsPuzzleDTO
+{
+    public static ConnectionsPuzzleDTO FromEntity(Database.Entities.ConnectionsPuzzle dbPuzzle) =>
+        new()
+        {
+            PuzzleNumber = dbPuzzle.Index,
+            PrintDate = dbPuzzle.PrintDate,
+            Editor = dbPuzzle.EditorName,
+
+            NextPuzzle = dbPuzzle.NextPrintDate ?? string.Empty,
+            PreviousPuzzle = dbPuzzle.PrevPrintDate ?? string.Empty,
+
+            Categories = dbPuzzle.Categories.OrderBy(x => (int)x.Color).Select(PuzzleCategoryDTO.FromEntity).ToList(),
+        };
+
+    public int PuzzleNumber { get; set; }
+    public string PrintDate { get; set; } = string.Empty;
+    public string PreviousPuzzle { get; set; } = string.Empty;
+    public string NextPuzzle { get; set; } = string.Empty;
+    public string Editor { get; set; } = string.Empty;
+    public ICollection<PuzzleCategoryDTO> Categories { get; set; } = [];
+}
+
+public class PuzzleCategoryDTO
+{
+    public static PuzzleCategoryDTO FromEntity(Database.Entities.ConnectionsCategory dbCategory) =>
+        new()
+        {
+            Title = dbCategory.Name,
+            Cards = dbCategory.Cards.OrderBy(x => x.Content).Select(PuzzleCardDTO.FromEntity).ToList(),
+            Color = dbCategory.Color.ToString().ToLower(),
+            OrderingKey = (int)dbCategory.Color
+        };
+
+    public string Title { get; set; } = string.Empty;
+    public string Color { get; set; } = string.Empty;
+    public int OrderingKey { get; set; }
+    public ICollection<PuzzleCardDTO> Cards { get; set; } = [];
+}
+
+public class PuzzleCardDTO
+{
+    public static PuzzleCardDTO FromEntity(Database.Entities.ConnectionsCard dbCard) =>
+        new()
+        {
+            Content = dbCard.Content,
+            Position = dbCard.Position,
+        };
+
+    public string Content { get; set; } = string.Empty;
+    public int Position { get; set; }
+}