129 lines
3.2 KiB
TypeScript
129 lines
3.2 KiB
TypeScript
import {
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INITIAL_HC,
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INITIAL_KPI,
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} from './constants'
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import type { DifficultyLevel } from './data/mapConfigs'
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type GameState = 'idle' | 'playing' | 'paused' | 'victory' | 'defeat'
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/**
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* 游戏状态管理器（单例）
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* 负责管理 HC（人才储备）、KPI、波次状态，并通过回调事件通知 Scene
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*/
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export class GameManager {
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private static instance: GameManager
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public hc: number = INITIAL_HC
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public kpi: number = INITIAL_KPI
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public currentWave: number = 0
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public gameState: GameState = 'idle'
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// 难度与地图状态
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public difficulty: DifficultyLevel = 'normal'
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public currentMapIndex: number = 0 // 0=地图1, 1=地图2, 2=地图3
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public totalWaveCleared: number = 0 // 总计已清理波次
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// 事件回调（Scene 通过这些 hook 更新 HUD）
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public onHCChange: ((hc: number) => void)[] = []
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public onKPIChange: ((kpi: number) => void)[] = []
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public onGameOver: (() => void)[] = []
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public onVictory: (() => void)[] = []
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private constructor() {}
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static getInstance(): GameManager {
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if (!GameManager.instance) {
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GameManager.instance = new GameManager()
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}
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return GameManager.instance
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}
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/** 设置难度 */
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setDifficulty(d: DifficultyLevel): void {
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this.difficulty = d
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}
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/** 重置游戏状态（保留难度，重置其他字段） */
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reset(): void {
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this.hc = INITIAL_HC
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this.kpi = INITIAL_KPI
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this.currentWave = 0
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this.gameState = 'idle'
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this.currentMapIndex = 0
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this.totalWaveCleared = 0
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this.onHCChange = []
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this.onKPIChange = []
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this.onGameOver = []
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this.onVictory = []
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// difficulty 保留，不重置
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}
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/** 重置 HC 到初始值（进入下一关时调用，不带入上一关的余量） */
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resetHC(): void {
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this.hc = INITIAL_HC
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this.onHCChange.forEach(cb => cb(this.hc))
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}
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/**
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* 扣除 HC，余额不足时返回 false
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*/
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spendHC(amount: number): boolean {
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if (this.hc < amount) return false
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this.hc -= amount
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this.onHCChange.forEach(cb => cb(this.hc))
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return true
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}
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/**
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* 增加 HC
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*/
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addHC(amount: number): void {
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this.hc += amount
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this.onHCChange.forEach(cb => cb(this.hc))
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}
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/**
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* 减少 KPI，归零时触发 GameOver
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*/
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reduceKPI(amount: number): void {
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this.kpi = Math.max(0, this.kpi - amount)
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this.onKPIChange.forEach(cb => cb(this.kpi))
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if (this.kpi <= 0 && this.gameState === 'playing') {
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this.gameState = 'defeat'
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this.onGameOver.forEach(cb => cb())
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}
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}
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/**
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* 增加 KPI（不超过 100）
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*/
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addKPI(amount: number): void {
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this.kpi = Math.min(100, this.kpi + amount)
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this.onKPIChange.forEach(cb => cb(this.kpi))
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}
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/** 暂停游戏（仅 playing 状态下有效） */
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pause(): boolean {
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if (this.gameState !== 'playing') return false
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this.gameState = 'paused'
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return true
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}
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/** 恢复游戏（仅 paused 状态下有效） */
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resume(): boolean {
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if (this.gameState !== 'paused') return false
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this.gameState = 'playing'
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return true
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}
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get isPaused(): boolean { return this.gameState === 'paused' }
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/** 触发胜利 */
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triggerVictory(): void {
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if (this.gameState === 'playing') {
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this.gameState = 'victory'
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this.onVictory.forEach(cb => cb())
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}
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}
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}
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