feat(game): 创建游戏核心框架（常量、配置、状态管理、地图渲染、主场景）

2026-03-21 07:56:48 +00:00
parent 80024a5200
commit 85377f1cb2
5 changed files with 489 additions and 0 deletions
--- a/game/GameManager.ts
+++ b/game/GameManager.ts
@@ -0,0 +1,96 @@
+import {
+  INITIAL_HC,
+  INITIAL_KPI,
+} from './constants'
+
+type GameState = 'idle' | 'playing' | 'paused' | 'victory' | 'defeat'
+
+/**
+ * 游戏状态管理器（单例）
+ * 负责管理 HC（人才储备）、KPI、波次状态，并通过回调事件通知 Scene
+ */
+export class GameManager {
+  private static instance: GameManager
+
+  public hc: number = INITIAL_HC
+  public kpi: number = INITIAL_KPI
+  public currentWave: number = 0
+  public gameState: GameState = 'idle'
+
+  // 事件回调（Scene 通过这些 hook 更新 HUD）
+  public onHCChange: ((hc: number) => void)[] = []
+  public onKPIChange: ((kpi: number) => void)[] = []
+  public onGameOver: (() => void)[] = []
+  public onVictory: (() => void)[] = []
+
+  private constructor() {}
+
+  static getInstance(): GameManager {
+    if (!GameManager.instance) {
+      GameManager.instance = new GameManager()
+    }
+    return GameManager.instance
+  }
+
+  /** 重置游戏状态（新局开始时调用） */
+  reset(): void {
+    this.hc = INITIAL_HC
+    this.kpi = INITIAL_KPI
+    this.currentWave = 0
+    this.gameState = 'idle'
+    this.onHCChange = []
+    this.onKPIChange = []
+    this.onGameOver = []
+    this.onVictory = []
+  }
+
+  /**
+   * 扣除 HC，余额不足时返回 false
+   * @param amount 扣除数量
+   */
+  spendHC(amount: number): boolean {
+    if (this.hc < amount) return false
+    this.hc -= amount
+    this.onHCChange.forEach(cb => cb(this.hc))
+    return true
+  }
+
+  /**
+   * 增加 HC
+   * @param amount 增加数量
+   */
+  addHC(amount: number): void {
+    this.hc += amount
+    this.onHCChange.forEach(cb => cb(this.hc))
+  }
+
+  /**
+   * 减少 KPI，归零时触发 GameOver
+   * @param amount 减少数量
+   */
+  reduceKPI(amount: number): void {
+    this.kpi = Math.max(0, this.kpi - amount)
+    this.onKPIChange.forEach(cb => cb(this.kpi))
+    if (this.kpi <= 0 && this.gameState === 'playing') {
+      this.gameState = 'defeat'
+      this.onGameOver.forEach(cb => cb())
+    }
+  }
+
+  /**
+   * 增加 KPI（不超过 100）
+   * @param amount 增加数量
+   */
+  addKPI(amount: number): void {
+    this.kpi = Math.min(100, this.kpi + amount)
+    this.onKPIChange.forEach(cb => cb(this.kpi))
+  }
+
+  /** 触发胜利 */
+  triggerVictory(): void {
+    if (this.gameState === 'playing') {
+      this.gameState = 'victory'
+      this.onVictory.forEach(cb => cb())
+    }
+  }
+}