anger: ['愤怒', '生气', '怒吼', '爆发', '恨', '怒', '愤'],
calmness: ['平静', '安静', '温柔', '轻轻', '慢慢', '静', '宁']
},
weights: new Map()
}
};

// 音频效果系统
this.effectSystem = {
profile: {
reverb: 30,
delay: 20,
chorus: 15,
compression: 40
},
nodes: new Map(),
chains: new Map()
};

// 音乐智能系统
this.musicSystem = {
currentVoice: 'female1',
currentInstrument: 'piano',
bpm: 120,
timeSignature: '4/4',
harmonyType: 'none',
harmonyIntensity: 50,
swing: 0,

// 智能和声系统
harmony: {
progressions: new Map(),
voicings: new Map(),
styles: new Map()
},

// 节奏智能系统
rhythm: {
patterns: new Map(),
grooves: new Map(),
subdivisions: new Map()
}
};

// 缓存系统 - 极限思维
this.cacheSystem = {
audioBuffers: new Map(),
voiceSamples: new Map(),
instrumentSamples: new Map(),
visualizationData: new Map()
};

// 初始化系统
this.initializeSystem();
}

// 系统初始化 - 过程思维
async initializeSystem() {
try {
this.showLoading('系统初始化中...');

// 分阶段初始化
await this.initializePhase1(); // 核心系统
await this.initializePhase2(); // 音频系统
await this.initializePhase3(); // 智能系统
await this.initializePhase4(); // 界面系统

this.systemState.isInitialized = true;
this.hideLoading();
this.showMessage('系统初始化完成', 'success');

// 启动系统监控
this.startSystemMonitoring();

} catch (error) {
this.handleSystemError('系统初始化失败', error);
}
}

// 第一阶段：核心系统初始化
async initializePhase1() {
// 初始化事件系统
this.initializeEventSystem();

// 初始化缓存系统
this.initializeCacheSystem();

// 加载用户配置
this.loadUserConfiguration();

// 初始化性能监控
this.initializePerformanceMonitoring();
}

// 第二阶段：音频系统初始化
async initializePhase2() {
// 创建音频上下文
this.systemState.audioContext = new (window.AudioContext || window.webkitAudioContext)({
sampleRate: this.config.audio.sampleRate,
latencyHint: 'interactive'
});

// 初始化音频效果
await this.initializeAudioEffects();

// 初始化音频缓冲池
this.initializeBufferPool();

// 预加载音频资源
await this.preloadAudioResources();
}

// 第三阶段：智能系统初始化
async initializePhase3() {
// 初始化情感分析系统
this.initializeEmotionAnalysis();

// 初始化音乐智能系统
this.initializeMusicIntelligence();

// 初始化和声系统
this.initializeHarmonySystem();

// 初始化节奏系统
this.initializeRhythmSystem();
}

// 第四阶段：界面系统初始化
async initializePhase4() {
// 初始化可视化系统
this.initializeVisualizationSystem();

// 初始化用户界面
this.initializeUserInterface();

// 启动自动保存
this.startAutoSave();
}

// 事件系统初始化
initializeEventSystem() {
// 创建事件总线
this.eventBus = new Map();

// 定义系统事件
const systemEvents = [
'system:initialized',
'audio:play',
'audio:stop',
'audio:record',
'emotion:updated',
'effect:updated',
'performance:update',
'error:occurred'
];

systemEvents.forEach(event => {
this.eventBus.set(event, new Set());
});

// 设置全局错误处理
window.addEventListener('error', (event) => {
this.handleSystemError('全局错误', event.error);
});

window.addEventListener('unhandledrejection', (event) => {
this.handleSystemError('未处理的Promise拒绝', event.reason);
});
}

// 发布事件
emit(event, data) {
const handlers = this.eventBus.get(event);
if (handlers) {
handlers.forEach(handler => handler(data));
}
}

// 订阅事件
on(event, handler) {
const handlers = this.eventBus.get(event);
if (handlers) {
handlers.add(handler);
}
}

// 缓存系统初始化
initializeCacheSystem() {
// 设置缓存清理间隔
setInterval(() => {
this.cleanupCache();
}, this.config.performance.gcInterval);
}

// 清理缓存
cleanupCache() {
const now = Date.now();
const maxAge = 5 * 60 * 1000; // 5分钟

// 清理过期的音频缓存
for (let [key, value] of this.cacheSystem.audioBuffers) {
if (now - value.timestamp > maxAge) {
this.cacheSystem.audioBuffers.delete(key);
}
}

// 清理可视化数据缓存
for (let [key, value] of this.cacheSystem.visualizationData) {
if (now - value.timestamp > maxAge) {
this.cacheSystem.visualizationData.delete(key);
}
}
}

// 性能监控初始化
initializePerformanceMonitoring() {
// 监控帧率
const updateFps = () => {
this.systemState.performance.frameCount++;
const now = performance.now();

if (now - this.systemState.performance.lastFpsUpdate >= 1000) {
this.systemState.performance.currentFps =
(this.systemState.performance.frameCount * 1000) /
(now - this.systemState.performance.lastFpsUpdate);

this.systemState.performance.frameCount = 0;
this.systemState.performance.lastFpsUpdate = now;