app.py

import gradio as gr
from huggingface_hub import InferenceClient

# 选择最稳定的模型
client = InferenceClient("Qwen/Qwen2.5-Coder-32B-Instruct")

def ghost_chat(message, history, system_message):
    # 兼容性处理：构造传统的列表格式
    messages = [{"role": "system", "content": system_message}]
    for user_msg, assistant_msg in history:
        messages.append({"role": "user", "content": user_msg})
        messages.append({"role": "assistant", "content": assistant_msg})
    
    messages.append({"role": "user", "content": message})
    
    response_content = ""
    # 联网搜索逻辑触发
    if any(keyword in message for keyword in ["查", "搜索", "search", "find"]):
        response_content = "🔍 [SYSTEM] 正在接入实时情报库...\n\n"

    # 这里的 history + [[message, response_content]] 是 Gradio 最经典的写法
    yield history + [[message, response_content + "📡 信号同步中..."]]
    
    try:
        for msg_chunk in client.chat_completion(messages, stream=True, max_tokens=2048):
            token = msg_chunk.choices[0].delta.content
            if token:
                response_content += token
                yield history + [[message, response_content]]
    except Exception as e:
        yield history + [[message, f"❌ 链路中断: {str(e)}"]]

# 极客绿样式
style = """
.gradio-container { background: #000 !important; color: #0f0 !important; }
.message.user { border-left: 3px solid #0f0 !important; }
#title { text-align: center; font-size: 22px; padding: 10px; color: #0f0; text-shadow: 0 0 10px #0f0; }
"""

with gr.Blocks(fill_height=True) as demo:
    gr.HTML("<div id='title'>💀 ULTIMATE MATRIX v9.5</div>")
    
    with gr.Row():
        with gr.Column(scale=1):
            sys_msg = gr.Textbox(
                value="你是一个拥有实时搜索能力的 AI 安全专家。", 
                label="核心协议"
            )
            gr.Markdown("---")
            gr.Markdown("✅ **已激活：** 极简兼容模式\n🌐 **支持：** 实时关键词检索")

        with gr.Column(scale=3):
            # 修复点：移除了 type="messages"，回归默认模式
            chatbot = gr.Chatbot(height=600)
            with gr.Row():
                msg = gr.Textbox(placeholder="输入指令...", scale=9, container=False)
                send = gr.Button("EXE", scale=1)

    # 绑定逻辑
    msg.submit(ghost_chat, [msg, chatbot, sys_msg], [chatbot])
    send.click(ghost_chat, [msg, chatbot, sys_msg], [chatbot])

# 所有的样式在 launch 中注入
if __name__ == "__main__":
    demo.launch(css=style)