Update app.py

app.py

@@ -4,80 +4,63 @@ import subprocess
 import uuid
 import shutil
 
-# --- 1. 赛博雅韵 UI 主题 ---
+# --- 1. 赛博雅韵 UI (符合神思庭美学) ---
 shensist_theme = gr.themes.Base(primary_hue="indigo").set(
     body_background_fill="*neutral_950",
     block_background_fill="*neutral_900",
 )
 
-class ShensistAgent:
-    def __init__(self):
-        self.output_dir = os.path.abspath("./agent_assets")
-        os.makedirs(self.output_dir, exist_ok=True)
-
-    def process_acappella(self, input_path):
-        # 强制执行无头剥离逻辑
-        cmd = ["demucs", "--two-stems", "vocals", input_path, "-o", self.output_dir]
-        subprocess.run(cmd, check=True)
+def shensist_agent_pure_vocal(audio_path, history):
+    if history is None: history = []
+    
+    # [节点 1: 拦截并确认意图]
+    history.append({"role": "user", "content": "激活智能体：请剥离伴奏，交付纯净清唱干音。"})
+    yield history
+    
+    # [节点 2: 后台强制剥离]
+    history.append({"role": "assistant", "content": "🔵 [天算代理] 正在启动 UVR 核心逻辑，进行资产提纯..."})
+    yield history
+    
+    try:
+        output_dir = os.path.abspath("./agent_output")
+        if os.path.exists(output_dir): shutil.rmtree(output_dir)
+            
+        # 调用命令行分离引擎
+        subprocess.run(["demucs", "--two-stems", "vocals", audio_path, "-o", output_dir], check=True)
         
-        # 全维度嗅探生成的 vocals.wav
+        # --- 核心修复：全路径嗅探与资产搬运 ---
         vocal_path = None
-        for root, _, files in os.walk(self.output_dir):
+        for root, _, files in os.walk(output_dir):
             if "vocals.wav" in files:
                 vocal_path = os.path.join(root, "vocals.wav")
                 break
         
         if vocal_path:
-            # 物理重定位：确保 Gradio 能直接访问
-            final_path = os.path.join(os.getcwd(), f"pure_soul_{uuid.uuid4().hex[:6]}.wav")
-            shutil.copy(vocal_path, final_path)
-            return final_path
-        return None
-
-agent = ShensistAgent()
-
-def shensist_agent_sing(audio_path, history):
-    if history is None: history = []
-    
-    # [节点 1: 指令拦截]
-    history.append({"role": "user", "content": "激活智能体。要求：剥离伴奏，输出纯净清唱。"})
-    yield history, gr.MultimodalTextbox(interactive=False)
-    
-    # [节点 2: 后台提纯]
-    history.append({"role": "assistant", "content": "🔵 [天算代理] 正在启动 UVR 核心，强制执行伴奏剥离..."})
-    yield history, gr.MultimodalTextbox(interactive=False)
-    
-    try:
-        # 执行核心工作流
-        vocal_file = agent.process_acappella(audio_path)
-        
-        if vocal_file:
-            history.pop() # 移除加载中消息
+            # 强制提取到根目录，确保 100% 能下载和播放
+            final_vocal = f"Shensist_Vocal_{uuid.uuid4().hex[:6]}.wav"
+            shutil.copy(vocal_path, final_vocal)
+            
+            history.pop() # 移除加载状态
             history.append({
                 "role": "assistant",
-                "content": "【神思庭·灵愿完成】\n伴奏已彻底剔除。这是为您重塑的**纯净清唱干音**资产。",
+                "content": "【神思庭·灵愿完成】\n伴奏已彻底剔除。这是为您重构的纯净清唱资产。\n\n🧠 天算AI · 超个体构建者\n◼️ 官网｜shensist.top",
             })
-            # --- 关键：强制渲染音频组件 ---
-            history.append({"role": "assistant", "content": gr.Audio(vocal_file, label="AI A Cappella 流", autoplay=True)})
+            # 明确对象，激活播放器
+            history.append({"role": "assistant", "content": gr.Audio(final_vocal, label="AI A Cappella 流")})
         else:
-            raise FileNotFoundError("提纯引擎已运行，但资产未在指定维度降临。")
+            raise FileNotFoundError("引擎已运行，但人声资产未降临。")
             
     except Exception as e:
         if history: history.pop()
-        history.append({"role": "assistant", "content": f"🔴 算力冲突：{str(e)}"})
+        history.append({"role": "assistant", "content": f"🔴 算力中断：{str(e)}"})
     
-    yield history, gr.MultimodalTextbox(interactive=True)
+    yield history
 
-# --- 2. 交互界面构建 ---
-with gr.Blocks(title="神思庭 | AI A Cappella 代理") as demo:
+with gr.Blocks(theme=shensist_theme, title="神思庭 | AI A Cappella 代理") as demo:
     gr.Markdown("# 🏛️ **神思庭 · AI A Cappella 代理**")
     chatbot = gr.Chatbot(label="超个体交互场域", height=600)
-    
-    with gr.Row():
-        audio_input = gr.Audio(type="filepath", label="上传原曲")
-        submit_btn = gr.Button("激活代理", variant="primary")
-    
-    submit_btn.click(shensist_agent_sing, [audio_input, chatbot], [chatbot, audio_input])
+    audio_input = gr.Audio(type="filepath", label="上传原曲")
+    audio_input.change(shensist_agent_pure_vocal, [audio_input, chatbot], [chatbot])
 
 if __name__ == "__main__":
-    demo.queue().launch(theme=shensist_theme)
+    demo.queue().launch()