Add position to websocket message.

api/move.go

@@ -6,10 +6,11 @@ import (
 )
 
 type WebsocketMessage struct {
-	Type   MessageType       `json:"messageType"`
-	Move   *types.Move       `json:"move,omitempty"`
-	Color  *types.ChessColor `json:"color,omitempty"`
-	Reason *string           `json:"reason,omitempty"`
+	Type     MessageType       `json:"messageType"`
+	Move     *types.Move       `json:"move,omitempty"`
+	Color    *types.ChessColor `json:"color,omitempty"`
+	Reason   *string           `json:"reason,omitempty"`
+	Position *string           `json:"position,omitempty"`
 }
 
 type MessageType string

chess/game.go

@@ -157,12 +157,12 @@ func (game Game) notifyPlayersAboutGameStart() error {
 }
 
 func (game Game) broadcastMove(move types.Move) error {
-	err := game.GetPlayer1().SendMove(move)
+	err := game.GetPlayer1().SendMoveAndPosition(move, game.board.PGN())
 	if err != nil {
 		return err
 	}
 
-	err = game.GetPlayer2().SendMove(move)
+	err = game.GetPlayer2().SendMoveAndPosition(move, game.board.PGN())
 	if err != nil {
 		return err
 	}

chess/pgn.go

@@ -5,7 +5,7 @@ import (
 	"strings"
 )
 
-func (b *Board) pgn() string {
+func (b *Board) PGN() string {
 	var pgn string
 	var shortName string
 

chess/pgn_test.go

@@ -10,7 +10,7 @@ func Test_PGN_StartingPosition(t *testing.T) {
 	board := newBoard()
 	board.Init()
 
-	pgn := board.pgn()
+	pgn := board.PGN()
 
 	assert.Equal(t,
 		"RNBQKBNR/PPPPPPPP/--------/--------/--------/--------/pppppppp/rnbqkbnr",

chess/player.go

@@ -36,10 +36,11 @@ func (p *Player) SetConnection(ctx context.Context, conn *websocket.Conn) {
 	p.wsConnEstablished <- true
 }
 
-func (p *Player) SendMove(move types.Move) error {
+func (p *Player) SendMoveAndPosition(move types.Move, boardPosition string) error {
 	messageToSend, err := json.Marshal(api.WebsocketMessage{
 		Type: api.MoveMessage,
 		Move: &move,
+        Position: &boardPosition,
 	})
 	if err != nil {
 		log.Println("Error while marshalling: ", err)