fix: ChatTTS音频通过后端代理，解决HTTPS页面访问HTTP资源问题

requirements.txt

@@ -2,4 +2,5 @@ fastapi==0.110.0
 uvicorn==0.27.1
 python-multipart==0.0.9
 aiohttp==3.9.3
-edge-tts==6.1.9
+edge-tts==6.1.9
+requests==2.31.0

server.py

@@ -12,7 +12,7 @@ import aiohttp
 from fastapi import FastAPI, UploadFile, File, HTTPException, Form
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.staticfiles import StaticFiles
-from fastapi.responses import FileResponse
+from fastapi.responses import FileResponse, Response
 from pydantic import BaseModel
 
 # 导入 TTS 服务
@@ -255,6 +255,34 @@ async def synthesize_tts(text: str = Form(...), provider: Optional[str] = Form(N
 app.mount("/audio", StaticFiles(directory=AUDIO_DIR), name="audio")
 
 
+# ChatTTS 音频代理（解决 HTTPS 页面访问 HTTP 资源问题）
+@app.get("/chattts/audio/{filename}")
+async def proxy_chattts_audio(filename: str):
+    """代理 ChatTTS 音频文件"""
+    import aiohttp
+    
+    chattts_url = os.getenv("CHATTTS_URL", "http://192.168.2.5:12002")
+    
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.get(
+                f"{chattts_url}/audio/{filename}",
+                timeout=aiohttp.ClientTimeout(total=30)
+            ) as resp:
+                if resp.status != 200:
+                    raise HTTPException(status_code=404, detail="Audio not found")
+                
+                audio_data = await resp.read()
+                return Response(
+                    content=audio_data,
+                    media_type="audio/wav",
+                    headers={"Cache-Control": "public, max-age=3600"}
+                )
+    except Exception as e:
+        logger.error(f"Proxy audio error: {e}")
+        raise HTTPException(status_code=500, detail=str(e))
+
+
 if __name__ == "__main__":
     import uvicorn
     uvicorn.run(app, host="0.0.0.0", port=PORT)

static/tts.html

@@ -124,6 +124,96 @@
             color: #999;
         }
         
+        /* TTS 控制选项 */
+        .tts-controls {
+            display: flex;
+            gap: 15px;
+            margin-top: 12px;
+            padding-top: 12px;
+            border-top: 1px solid #eee;
+            align-items: center;
+        }
+        
+        .auto-play-switch {
+            display: flex;
+            align-items: center;
+            gap: 8px;
+        }
+        
+        .switch {
+            position: relative;
+            width: 44px;
+            height: 22px;
+        }
+        
+        .switch input {
+            opacity: 0;
+            width: 0;
+            height: 0;
+        }
+        
+        .slider {
+            position: absolute;
+            cursor: pointer;
+            top: 0;
+            left: 0;
+            right: 0;
+            bottom: 0;
+            background-color: #ccc;
+            transition: .3s;
+            border-radius: 22px;
+        }
+        
+        .slider:before {
+            position: absolute;
+            content: "";
+            height: 18px;
+            width: 18px;
+            left: 2px;
+            bottom: 2px;
+            background-color: white;
+            transition: .3s;
+            border-radius: 50%;
+        }
+        
+        input:checked + .slider {
+            background-color: #667eea;
+        }
+        
+        input:checked + .slider:before {
+            transform: translateX(22px);
+        }
+        
+        .volume-control {
+            display: flex;
+            align-items: center;
+            gap: 8px;
+        }
+        
+        .volume-control input[type="range"] {
+            width: 80px;
+            height: 6px;
+            border-radius: 3px;
+            background: #ddd;
+            outline: none;
+            -webkit-appearance: none;
+        }
+        
+        .volume-control input[type="range"]::-webkit-slider-thumb {
+            -webkit-appearance: none;
+            width: 14px;
+            height: 14px;
+            border-radius: 50%;
+            background: #667eea;
+            cursor: pointer;
+        }
+        
+        .volume-value {
+            font-size: 12px;
+            color: #666;
+            min-width: 35px;
+        }
+        
         .voice-select {
             margin-top: 10px;
         }
@@ -372,9 +462,9 @@
                     <div class="name">🌐 Edge TTS</div>
                     <div class="status" id="edgeStatus">检测中...</div>
                 </div>
-                <div class="tts-option disabled" data-provider="chattts">
+                <div class="tts-option" data-provider="chattts">
                     <div class="name">🤖 ChatTTS</div>
-                    <div class="status">暂未部署</div>
+                    <div class="status" id="chatttsStatus">检测中...</div>
                 </div>
             </div>
             <div class="voice-select" id="voiceSelect" style="display: none;">
@@ -388,6 +478,20 @@
                     <option value="zh-CN-XiaoyouNeural">晓悠（女）</option>
                 </select>
             </div>
+            <div class="tts-controls" id="ttsControls" style="display: none;">
+                <div class="auto-play-switch">
+                    <label class="switch">
+                        <input type="checkbox" id="autoPlaySwitch" checked>
+                        <span class="slider"></span>
+                    </label>
+                    <span>自动播放</span>
+                </div>
+                <div class="volume-control">
+                    <span>🔊</span>
+                    <input type="range" id="volumeSlider" min="0.5" max="2" step="0.1" value="1.5">
+                    <span class="volume-value" id="volumeValue">150%</span>
+                </div>
+            </div>
         </div>
         
         <!-- 录音 -->
@@ -439,6 +543,8 @@
         let conversationId = null;
         let currentTTSProvider = 'none';
         let currentVoice = 'zh-CN-XiaoxiaoNeural';
+        let autoPlay = true;  // 自动播放开关
+        let volumeLevel = 1.5;  // 音量倍率
         
         // 元素
         const statusDot = document.getElementById('statusDot');
@@ -453,6 +559,10 @@
         const ttsOptions = document.getElementById('ttsOptions');
         const voiceSelect = document.getElementById('voiceSelect');
         const voiceDropdown = document.getElementById('voiceDropdown');
+        const ttsControls = document.getElementById('ttsControls');
+        const autoPlaySwitch = document.getElementById('autoPlaySwitch');
+        const volumeSlider = document.getElementById('volumeSlider');
+        const volumeValue = document.getElementById('volumeValue');
         
         // 初始化
         async function init() {
@@ -490,13 +600,20 @@
                 
                 // 更新状态
                 data.providers.forEach(p => {
-                    if (p.name === 'edge') {
-                        const statusEl = document.getElementById('edgeStatus');
+                    const statusElId = p.name === 'edge' ? 'edgeStatus' : 
+                                       p.name === 'chattts' ? 'chatttsStatus' : null;
+                    
+                    if (statusElId) {
+                        const statusEl = document.getElementById(statusElId);
                         statusEl.textContent = p.available ? '可用 ✓' : '不可用';
                         
-                        const optionEl = ttsOptions.querySelector('[data-provider="edge"]');
-                        if (p.available) {
-                            optionEl.classList.remove('disabled');
+                        const optionEl = ttsOptions.querySelector(`[data-provider="${p.name}"]`);
+                        if (optionEl) {
+                            if (p.available) {
+                                optionEl.classList.remove('disabled');
+                            } else {
+                                optionEl.classList.add('disabled');
+                            }
                         }
                     }
                 });
@@ -524,6 +641,9 @@
                 // 显示/隐藏音色选择
                 voiceSelect.style.display = provider === 'edge' ? 'block' : 'none';
                 
+                // 显示/隐藏控制选项（有TTS才显示）
+                ttsControls.style.display = provider !== 'none' ? 'flex' : 'none';
+                
                 // 保存设置
                 saveTTSSettings();
             }
@@ -759,6 +879,8 @@
             const msg = document.createElement('div');
             msg.className = `message ${role}`;
             
+            let audioBtnId = '';  // 在函数顶部声明
+            
             if (role === 'user' && content instanceof Blob) {
                 const audioUrl = URL.createObjectURL(content);
                 msg.innerHTML = `
@@ -773,7 +895,8 @@
             } else if (role === 'assistant') {
                 let audioHtml = '';
                 if (audioData) {
-                    audioHtml = `<button class="play-btn tts-play-btn" onclick="playAudio('${audioData}', this)">
+                    audioBtnId = `audioBtn_${Date.now()}`;
+                    audioHtml = `<button class="play-btn tts-play-btn" id="${audioBtnId}" onclick="playAudio('${audioData}', this)">
                         <span class="play-icon">🔊</span>
                         <span>播放回复</span>
                     </button>`;
@@ -788,6 +911,16 @@
             
             chatSection.appendChild(msg);
             chatSection.scrollTop = chatSection.scrollHeight;
+            
+            // 自动播放（在元素添加到DOM后）
+            if (role === 'assistant' && audioData && autoPlay && audioBtnId) {
+                setTimeout(() => {
+                    const btn = document.getElementById(audioBtnId);
+                    if (btn) {
+                        playAudio(audioData, btn);
+                    }
+                }, 100);
+            }
         }
         
         // 播放音频
@@ -795,13 +928,16 @@
             const audio = new Audio(url);
             const icon = btn.querySelector('.play-icon');
             
+            // 应用音量倍率
+            audio.volume = Math.min(volumeLevel, 2);  // 最大不超过2
+            
             audio.onplay = () => {
                 icon.textContent = '🔊';
                 btn.classList.add('playing');
             };
             
             audio.onended = () => {
-                icon.textContent = url.startsWith('/audio') ? '🔊' : '▶️';
+                icon.textContent = url.startsWith('/audio') || url.startsWith('http') ? '🔊' : '▶️';
                 btn.classList.remove('playing');
             };
             
@@ -855,6 +991,17 @@
             saveTTSSettings();
         });
         
+        // 自动播放开关
+        autoPlaySwitch.addEventListener('change', () => {
+            autoPlay = autoPlaySwitch.checked;
+        });
+        
+        // 音量控制
+        volumeSlider.addEventListener('input', () => {
+            volumeLevel = parseFloat(volumeSlider.value);
+            volumeValue.textContent = `${Math.round(volumeLevel * 100)}%`;
+        });
+        
         recordBtn.addEventListener('click', () => {
             isRecording ? stopRecording() : startRecording();
         });

tts_service.py

@@ -108,32 +108,63 @@ class EdgeTTSProvider(TTSProvider):
 
 
 class ChatTTSProvider(TTSProvider):
-    """ChatTTS 提供者（本地部署，预留接口）"""
+    """ChatTTS 提供者（本地部署）"""
     
-    # 预留配置
-    CHATTTS_URL = os.getenv("CHATTTS_URL", "http://localhost:19020")
+    # ChatTTS 服务地址
+    CHATTTS_URL = os.getenv("CHATTTS_URL", "http://192.168.2.5:12002")
     
     def __init__(self):
-        self._available = False  # 暂不可用
+        self._available = None
     
     async def synthesize(self, text: str) -> Tuple[str, str]:
-        """
-        使用 ChatTTS 合成语音
-        TODO: 后续实现
-        """
-        raise NotImplementedError("ChatTTS 尚未实现，请先部署 ChatTTS 服务")
+        """使用 ChatTTS 合成语音"""
+        import aiohttp
+        
+        async with aiohttp.ClientSession() as session:
+            form = aiohttp.FormData()
+            form.add_field('text', text)
+            
+            async with session.post(
+                f"{self.CHATTTS_URL}/synthesize",
+                data=form,
+                timeout=aiohttp.ClientTimeout(total=60)
+            ) as resp:
+                if resp.status != 200:
+                    error = await resp.text()
+                    raise Exception(f"ChatTTS error: {error}")
+                
+                data = await resp.json()
+                # ChatTTS 返回的 URL 是 /audio/xxx.wav
+                # 改用本地代理路径（解决 HTTPS 页面访问 HTTP 问题）
+                original_url = data['audio_url']
+                # /audio/xxx.wav -> /chattts/audio/xxx.wav (通过本地代理)
+                filename = original_url.split('/')[-1]
+                audio_url = f"/chattts/audio/{filename}"
+                return None, audio_url
     
     def get_name(self) -> str:
         return "ChatTTS"
     
     def is_available(self) -> bool:
         """检查 ChatTTS 是否可用"""
-        # TODO: 后续实现检测逻辑
+        if self._available is None:
+            try:
+                import requests
+                resp = requests.get(f"{self.CHATTTS_URL}/health", timeout=5)
+                if resp.status_code == 200:
+                    data = resp.json()
+                    self._available = data.get("status") == "ok"
+                else:
+                    self._available = False
+            except Exception as e:
+                logger.warning(f"ChatTTS check failed: {e}")
+                self._available = False
         return self._available
     
-    def set_available(self, available: bool):
-        """设置可用状态（部署后调用）"""
-        self._available = available
+    def set_url(self, url: str):
+        """设置服务地址"""
+        self.CHATTTS_URL = url
+        self._available = None  # 重新检测
 
 
 class NoTTSProvider(TTSProvider):