// main.js
import { createPanel } from './scripts/panel.js';
import { handleCommand, COMMANDS } from './scripts/commands.js';
import { initVoice } from './scripts/voice.js';
import { translateToCommand } from './scripts/ai.js';

const init = async () => {
  const ui = createPanel();
  let spaceTimer = null;
  let isRecording = false;

  // 统一定义 UI 更新引用，方便 handleCommand 调用
  const uiRefs = {
    updateStatus: (text) => {
      const statusText = document.getElementById("statusText");
      if (statusText) {
        statusText.innerText = text;
        statusText.style.color = "#409eff"; // 使用蓝色区分对话与就绪状态
      }
    }
  };

  /**
   * 处理 AI 流程的主函数
   */
  async function startProcess(text) {
    if (!text) return;
    ui.setLoading(true);
    try {
      // 获取 AI 响应结果（包含内容和语音开关状态）
      const aiResponse = await translateToCommand(text);
      
      if (aiResponse && aiResponse.content) {
        // 将内容、UI 引用以及语音开关状态传给指令处理器
        handleCommand(aiResponse.content, uiRefs, aiResponse.voiceEnabled);
      } else {
        uiRefs.updateStatus("未识别到有效指令");
      }
    } catch (err) {
      console.error("处理流程错误:", err);
      uiRefs.updateStatus("处理指令时出错");
    } finally {
      ui.setLoading(false);
    }
  }

  // 初始化语音识别模块
  const voiceCtrl = initVoice(ui, (text) => {
    ui.setRecording(false);
    isRecording = false;
    ui.input.value = text;
    startProcess(text);
  });

  // 输入框回车触发
  ui.input.addEventListener("keydown", (e) => {
    if (e.key === "Enter") {
      const text = ui.input.value.trim();
      ui.input.value = "";
      startProcess(text);
    }
  });

  // 按钮点击触发录音
  ui.btn.onclick = () => {
    if (!isRecording) {
      voiceCtrl.start();
      ui.setRecording(true);
      isRecording = true;
      // 4秒自动停止录音保护
      setTimeout(() => {
        if (isRecording) {
            voiceCtrl.stop();
            ui.setRecording(false);
            isRecording = false;
        }
      }, 4000); 
    } else {
      voiceCtrl.stop();
      ui.setRecording(false);
      isRecording = false;
    }
  };

  // 空格长按触发录音逻辑
  window.addEventListener("keydown", (e) => {
    if (e.code === "Space" && e.target.tagName !== "INPUT" && e.target.tagName !== "TEXTAREA") {
      if (spaceTimer || isRecording) return; 

      spaceTimer = setTimeout(() => {
        if (voiceCtrl.supportSpeech) {
          voiceCtrl.start();
          ui.setRecording(true);
          isRecording = true;
        }
      }, 500); // 判定为长按
    }
  });

  window.addEventListener("keyup", (e) => {
    if (e.code === "Space") {
      if (spaceTimer) {
        clearTimeout(spaceTimer);
        spaceTimer = null;
      }
      if (isRecording) {
        // 延迟停止以捕捉最后一段语音
        setTimeout(() => {
          voiceCtrl.stop();
          ui.setRecording(false);
          isRecording = false;
        }, 300);
      }
    }
  });
};

// 启动初始化
if (document.readyState === "complete" || document.readyState === "interactive") {
  init();
} else {
  window.addEventListener("DOMContentLoaded", init);
}