✨ (sudoku-game): add time box

Author: yuanyu90221

internal/game/sudoku.go

@@ -1,5 +1,7 @@
 package game
 
+import "time"
+
 const (
 	BoardSize = 9
 	BoxSize   = 3
@@ -28,16 +30,22 @@ func NewBoard() *Board {
 
 // Game - 遊戲結構
 type Game struct {
-	Board *Board
+	Board     *Board
+	StartTime time.Time // 遊戲開始時間
 }
 
 // NewGame - 建構遊戲結構
 func NewGame() *Game {
 	return &Game{
-		Board: NewBoard(),
+		Board:     NewBoard(),
+		StartTime: time.Now().UTC(),
 	}
 }
 
+func (game *Game) GetElaspedTime() int {
+	return int(time.Since(game.StartTime).Seconds())
+}
+
 func (board *Board) IncreaseCursorRow() {
 	if board.CursorRow < BoardSize-1 {
 		board.CursorRow++

internal/layout/font.go

@@ -65,6 +65,7 @@ const (
 	Bug
 	Restart
 	Button
+	IsClock
 )
 
 func getIconColor(iconType IconType) color.Color {
@@ -73,7 +74,7 @@ func getIconColor(iconType IconType) color.Color {
 		return color.RGBA{0xCD, 0xC9, 0xC9, 0xFF}
 	case Playing, Bug, Restart: // Green
 		return color.RGBA{0x22, 0x8B, 0x22, 0xFF}
-	case Win: // Gold
+	case Win, IsClock: // Gold
 		return color.RGBA{0xFF, 0xD7, 0x00, 0xFF}
 	default: // 其他都是預設 白色
 		return color.RGBA{0xFF, 0xFF, 0xFF, 0xFF}

internal/layout/input-control.go

@@ -1,6 +1,8 @@
 package layout
 
 import (
+	"time"
+
 	"github.com/hajimehoshi/ebiten/v2"
 	"github.com/hajimehoshi/ebiten/v2/inpututil"
 	"github.com/leetcode-golang-classroom/sudoku-game/internal/game"
@@ -100,6 +102,7 @@ func (gameLayout *GameLayout) handleRestartButton() {
 		if (xPos >= 8*cellSize && xPos <= 9*cellSize) &&
 			(yPos >= cellSize && yPos <= 2*cellSize) {
 			gameLayout.gameInstance.Board.ResetBoardToDefault()
+			gameLayout.gameInstance.StartTime = time.Now().UTC()
 		}
 	}
 	gameLayout.isPlayerWin = gameLayout.checkIfPlayerWin()

internal/layout/layout.go

@@ -3,6 +3,7 @@ package layout
 import (
 	"fmt"
 	"image/color"
+	"time"
 
 	"github.com/hajimehoshi/ebiten/v2"
 	"github.com/hajimehoshi/ebiten/v2/text/v2"
@@ -20,16 +21,18 @@ const (
 )
 
 type GameLayout struct {
-	gameInstance *game.Game
-	difficulty   game.Difficulty
-	isPlayerWin  bool
+	gameInstance   *game.Game
+	difficulty     game.Difficulty
+	isPlayerWin    bool
+	elapsedSeconds int
 }
 
 func (gameLayout *GameLayout) Update() error {
 	gameLayout.handleRestartButton()
 	if gameLayout.isPlayerWin {
 		return nil
 	}
+	gameLayout.elapsedSeconds = gameLayout.gameInstance.GetElaspedTime()
 	gameLayout.DetectCursor()
 	gameLayout.DetectInput()
 	// 檢查狀態
@@ -45,6 +48,7 @@ func (gameLayout *GameLayout) Draw(screen *ebiten.Image) {
 	gameLayout.drawBugCount(screen)
 	gameLayout.drawBoardStatus(screen)
 	gameLayout.drawRestartButton(screen)
+	gameLayout.drawTimeLayout(screen)
 	// 畫出 cursor
 	gameLayout.drawCursor(screen)
 	// 根據遊戲狀態來畫出盤面
@@ -144,6 +148,7 @@ func NewGameLayout() *GameLayout {
 	gameInstance.Board.GenerateSolution()
 	defaultDifficulty := game.Easy
 	gameInstance.Board.MakePuzzleFromSolution(int(defaultDifficulty))
+	gameInstance.StartTime = time.Now().UTC()
 	return &GameLayout{
 		gameInstance: gameInstance,
 		difficulty:   defaultDifficulty,

internal/layout/timebox.go

@@ -0,0 +1,39 @@
+package layout
+
+import (
+	"fmt"
+	"image/color"
+
+	"github.com/hajimehoshi/ebiten/v2"
+	"github.com/hajimehoshi/ebiten/v2/text/v2"
+)
+
+func (gameLayout *GameLayout) drawTimeLayout(screen *ebiten.Image) {
+	elapsedSeconds := gameLayout.elapsedSeconds
+	secondPart := elapsedSeconds % 60
+	minutePart := (elapsedSeconds / 60) % 60
+	textValue := fmt.Sprintf("%02d:%02d", minutePart, secondPart)
+	textXPos := ScreenWidth - cellSize/4 + len(textValue)
+	textYPos := cellSize / 2
+	textOpts := &text.DrawOptions{}
+	textOpts.ColorScale.ScaleWithColor(color.Black)
+	textOpts.PrimaryAlign = text.AlignEnd
+	textOpts.SecondaryAlign = text.AlignCenter
+	textOpts.GeoM.Translate(float64(textXPos), float64(textYPos))
+	text.Draw(screen, textValue, &text.GoTextFace{
+		Source: mplusFaceSource,
+		Size:   30,
+	}, textOpts)
+	emojiValue := "⏰"
+	emojiXPos := ScreenWidth - 3*cellSize + len(emojiValue)
+	emojiYPos := cellSize / 2
+	emojiOpts := &text.DrawOptions{}
+	emojiOpts.ColorScale.ScaleWithColor(getIconColor(IsClock))
+	emojiOpts.PrimaryAlign = text.AlignStart
+	emojiOpts.SecondaryAlign = text.AlignCenter
+	emojiOpts.GeoM.Translate(float64(emojiXPos), float64(emojiYPos))
+	text.Draw(screen, emojiValue, &text.GoTextFace{
+		Source: emojiFaceSource,
+		Size:   30,
+	}, emojiOpts)
+}