checkpoint

Shogi.UI/Pages/Play/GamePiece.razor

@@ -1,32 +1,41 @@
 @using Shogi.Contracts.Types
 
-<div class="game-piece" title="@HtmlTitle" data-upsidedown="@(Piece?.Owner != Perspective)" data-owner="@Piece?.Owner.ToString()">
-	@switch (Piece?.WhichPiece)
+<div class="game-piece" title="@HtmlTitle" data-upsidedown="@RenderUpsideDown">
+	@switch (Piece)
 	{
+
 		case WhichPiece.Bishop:
 			<Bishop IsPromoted="@IsPromoted" />
 			break;
+
 		case WhichPiece.GoldGeneral:
 			<GoldGeneral />
 			break;
+
 		case WhichPiece.King:
 			<ChallengingKing />
 			break;
+
 		case WhichPiece.Knight:
 			<Knight IsPromoted="@IsPromoted" />
 			break;
+
 		case WhichPiece.Lance:
 			<Lance IsPromoted="@IsPromoted" />
 			break;
+
 		case WhichPiece.Pawn:
 			<Pawn IsPromoted="@IsPromoted" />
 			break;
+
 		case WhichPiece.Rook:
 			<Rook IsPromoted="@IsPromoted" />
 			break;
+
 		case WhichPiece.SilverGeneral:
 			<SilverGeneral IsPromoted="@IsPromoted" />
 			break;
+
 		default:
 			@*render nothing*@
 			break;
@@ -34,15 +43,11 @@
 </div>
 
 @code {
-	[Parameter]
-	public Contracts.Types.Piece? Piece { get; set; }
+	[Parameter][EditorRequired] public WhichPiece? Piece { get; set; }
+	[Parameter] public bool IsPromoted { get; set; } = false;
+	[Parameter] public bool RenderUpsideDown { get; set; }
 
-	[Parameter]
-	public WhichPlayer Perspective { get; set; }
-
-	private bool IsPromoted => Piece != null && Piece.IsPromoted;
-
-	private string HtmlTitle => Piece?.WhichPiece switch
+	private string HtmlTitle => this.Piece switch
 	{
 		WhichPiece.Bishop => "Bishop",
 		WhichPiece.GoldGeneral => "Gold General",