api/handler/handler.go

@@ -58,6 +58,7 @@ func GetLobbyForPassphraseHandler(c *gin.Context) {
 		ID: &lobby.Uuid,
 	}
 
+	c.Header("Access-Control-Allow-Origin", "*")
 	c.IndentedJSON(http.StatusOK, lobbyInfo)
 }
 
@@ -84,6 +85,7 @@ func JoinPrivateGame(c *gin.Context) {
 			_, found = lobby.GetPlayerByUUID(*req.PlayerID)
 		}
 		if found {
+			c.Header("Access-Control-Allow-Origin", "*")
 			c.IndentedJSON(
 				http.StatusOK,
 				api.PlayerInfo{

chess/game.go

@@ -220,5 +220,5 @@ func (game *Game) playerDisconnected(p *Player) {
 }
 
 func (game *Game) SetWebsocketConnectionFor(ctx context.Context, p *Player, ws *gorillaws.Conn) {
-	p.SetWebsocketConnectionAndSendBoardState(ctx, ws, game.board.PGN(), game.board.colorToMove)
+	p.SetWebsocketConnectionAndSendBoardState(ctx, ws, &game.board)
 }

chess/player.go

@@ -41,11 +41,10 @@ func (p *Player) SetWebsocketConnection(ctx context.Context, ws *gorillaws.Conn)
 func (p *Player) SetWebsocketConnectionAndSendBoardState(
 	ctx context.Context,
 	ws *gorillaws.Conn,
-	boardPosition string,
-	turnColor types.ChessColor,
+	board *Board,
 ) {
 	p.SetWebsocketConnection(ctx, ws)
-	p.SendBoardState(types.Move{}, boardPosition, turnColor)
+	p.SendBoardState(board.getLastMove(), board.PGN(), board.colorToMove)
 }
 
 func (p *Player) SetColor(color types.ChessColor) {