/**
 * MetonaAI Desktop — 根组件
 *
 * 三栏布局：Header + [Sidebar | Chat | DetailPanel] + StatusBar
 * + ToastContainer + SettingsModal + OnboardingWizard
 *
 * 连接所有 Store，注册快捷键，初始化主题。
 */

import { ThemeProvider, CssBaseline } from '@mui/material';
import { useEffect } from 'react';
import { Sidebar } from '@renderer/components/layout/Sidebar';
import { DetailPanel } from '@renderer/components/layout/DetailPanel';
import { StatusBar } from '@renderer/components/layout/StatusBar';
import { ChatPanel } from '@renderer/components/chat/ChatPanel';
import { SettingsModal } from '@renderer/components/settings/SettingsModal';
import { OnboardingWizard } from '@renderer/components/onboarding/OnboardingWizard';
import { CommandPalette } from '@renderer/components/CommandPalette';
import { ToastContainer } from '@renderer/components/ToastContainer';
import { useTheme } from '@renderer/hooks/useTheme';
import { useKeyboardShortcuts } from '@renderer/hooks/useKeyboardShortcuts';
import { useAgentStream } from '@renderer/hooks/useAgentStream';
import { useUIStore } from '@renderer/stores/ui-store';
import { useAgentStore } from '@renderer/stores/agent-store';
import { metonaDarkTheme, metonaLightTheme } from '@renderer/lib/theme';

export default function App(): React.JSX.Element {
  useTheme();
  useKeyboardShortcuts();
  useAgentStream();

  const resolvedTheme = useUIStore((s) => s.resolvedTheme);
  const muiTheme = resolvedTheme === 'dark' ? metonaDarkTheme : metonaLightTheme;

  // 启动时从数据库恢复状态
  useEffect(() => {
    if (window.metona?.config?.get) {
      window.metona.config.get('onboarding.completed').then((v) => {
        if (v === true) useUIStore.getState().setOnboardingCompleted(true);
      }).catch(() => {});
      Promise.all([
        window.metona.config.get('llm.provider'),
        window.metona.config.get('llm.model'),
      ]).then(([provider, model]) => {
        if (provider || model) useAgentStore.getState().setProvider(provider ?? '', model ?? '');
      }).catch(() => {});
    }
  }, []);

  return (
    <ThemeProvider theme={muiTheme}>
      <CssBaseline />
      <div
        className="h-screen w-screen flex flex-col overflow-hidden select-none"
        style={{ background: muiTheme.palette.background.default, color: muiTheme.palette.text.primary }}
      >
        <div className="flex-1 flex overflow-hidden min-h-0">
          <Sidebar />
          <ChatPanel />
          <DetailPanel />
        </div>
        <StatusBar />
        <SettingsModal />
        <OnboardingWizard />
        <CommandPalette />
        <ToastContainer />
      </div>
    </ThemeProvider>
  );
}