从github迁移过来

2026-05-18 18:39:49 +08:00
commit 9c5d9e586c
89 changed files with 9035 additions and 0 deletions
@@ -0,0 +1,53 @@
+// utils.js — 轻量工具函数
+
+const sleep = ms => new Promise(r => setTimeout(r, ms));
+
+function dbg(msg) {
+  const el = document.getElementById('dbg');
+  if (el && el.style.display !== 'none') el.textContent = msg;
+}
+
+// 语音合成（选项朗读用）
+const TTS = {
+  _voices: [],
+  _ready: false,
+
+  init() {
+    if (!window.speechSynthesis) return;
+    const load = () => {
+      this._voices = speechSynthesis.getVoices();
+      this._ready = true;
+    };
+    load();
+    speechSynthesis.onvoiceschanged = load;
+  },
+
+  _pick() {
+    // 优先选中文语音
+    const zh = this._voices.find(v =>
+      v.lang.startsWith('zh') || v.name.includes('Chinese') || v.name.includes('中')
+    );
+    return zh || this._voices[0] || null;
+  },
+
+  speak(text, { rate = 0.85, pitch = 1, volume = 0.85 } = {}) {
+    return new Promise(resolve => {
+      if (!window.speechSynthesis) { resolve(); return; }
+      speechSynthesis.cancel();
+      const u = new SpeechSynthesisUtterance(text);
+      u.lang = 'zh-CN';
+      u.rate = rate;
+      u.pitch = pitch;
+      u.volume = volume;
+      const v = this._pick();
+      if (v) u.voice = v;
+      u.onend = resolve;
+      u.onerror = resolve;
+      speechSynthesis.speak(u);
+    });
+  },
+
+  stop() {
+    if (window.speechSynthesis) speechSynthesis.cancel();
+  },
+};