import { useCallback, useEffect, useRef, useState } from 'react';
import { createPortal } from 'react-dom';
import { useTranslation } from 'react-i18next';
import { useLocation, useNavigate } from 'react-router-dom';
import {
  Bot,
  Cpu,
  ChevronRight,
  FolderKanban,
  LogOut,
  Plus,
  RadioTower,
  Settings as SettingsIcon,
  UserCircle2,
} from 'lucide-react';
import { Button } from '@/components/ui/button';
import { ConfirmDialog } from '@/components/ui/confirm-dialog';
import { Dialog, DialogContent, DialogDescription, DialogHeader, DialogTitle } from '@/components/ui/dialog';
import { DisclosureContent } from '@/components/ui/disclosure';
import { getAgentAvatarSrc } from '@/lib/agent-avatars';
import { getAiHardwareOverview, type AiHardwareOverview } from '@/lib/ai-hardware';
import {
  AI_HARDWARE_NAVIGATION_EVENT,
  AI_HARDWARE_OVERVIEW_EVENT,
  announceAiHardwareNavigation,
  readAiHardwareAgentId,
} from '@/lib/ai-hardware-navigation';
import { getAiModuleForPath } from '@/lib/ai-modules';
import { invokeIpc } from '@/lib/api-client';
import { getAuthUserDisplayName } from '@/lib/auth-user-display';
import {
  subscribeCodingProjectCreationRequest,
  subscribeCodingProjectOpenRequest,
} from '@/lib/coding-project-entry';
import { PointWallet } from '@/components/account/PointWallet';
import { cn } from '@/lib/utils';
import { useCurrentUserProfile } from '@/hooks/use-current-user-profile';
import type { SidebarPeekSource } from './sidebar-peek';
import { ModuleSwitcher } from './ModuleSwitcher';
import { ImageWorkspaceSidebar } from './ImageWorkspaceSidebar';
import { SidebarUpdateButton } from './SidebarUpdateButton';
import { UserAvatar } from '@/components/profile/UserAvatar';
import { getAccountInitial } from '@/components/profile/user-avatar-utils';
import { UserProfileDialog } from '@/components/profile/UserProfileDialog';
import { useSettingsStore } from '@/stores/settings';
import { useAuthStore } from '@/stores/auth';
import { useCodingWorkspaceStore } from '@/stores/coding-workspace';
import { useProviderStore } from '@/stores/providers';
import type { CodingProjectSummary } from '@/types/coding-project';
import { useProjectConfigStore } from '@/stores/project-config';
import { toast } from 'sonner';

type OpenDialogResult = {
  canceled: boolean;
  filePaths: string[];
};

type ProjectEntryError = {
  project: CodingProjectSummary;
  message: string;
};

type ProjectDirectoryMode = 'use-selected-directory' | 'create-child-directory';

function getFolderName(pathValue: string): string {
  const trimmed = pathValue.trim();
  const withoutTrailingSeparators = trimmed.replace(/[\\/]+$/u, '');
  return withoutTrailingSeparators.split(/[\\/]/u).filter(Boolean).at(-1) ?? trimmed;
}

type SidebarProps = {
  workspaceLayout?: boolean;
  hideOnCompact?: boolean;
  forceExpanded?: boolean;
  sidebarPeekOpen?: boolean;
  onSidebarPeekChange?: (open: boolean, source: SidebarPeekSource) => void;
};

export function Sidebar({
  workspaceLayout = false,
  hideOnCompact = false,
  forceExpanded = false,
  sidebarPeekOpen = false,
  onSidebarPeekChange,
}: SidebarProps = {}) {
  const { t } = useTranslation('common');
  const storedSidebarCollapsed = useSettingsStore((state) => state.sidebarCollapsed);
  const sidebarPinnedCollapsed = !forceExpanded && storedSidebarCollapsed;
  const sidebarCollapsed = sidebarPinnedCollapsed && !sidebarPeekOpen;
  const projects = useCodingWorkspaceStore((state) => state.projects);
  const activeProject = useCodingWorkspaceStore((state) => state.activeProject);
  const loadProjectList = useCodingWorkspaceStore((state) => state.load);
  const setActiveProject = useCodingWorkspaceStore((state) => state.setActiveProject);
  const removeProject = useCodingWorkspaceStore((state) => state.removeProject);
  const createProject = useCodingWorkspaceStore((state) => state.createProject);
  const projectConfigs = useProjectConfigStore((state) => state.configsByProjectId);
  const loadProjectConfig = useProjectConfigStore((state) => state.load);
  const removeProjectConfig = useProjectConfigStore((state) => state.remove);
  const authUser = useAuthStore((state) => state.user);
  const logout = useAuthStore((state) => state.logout);
  const {
    userProfile,
    profileRequired,
    profileSyncError,
    syncProfileNow,
  } = useCurrentUserProfile();
  const refreshProviderSnapshot = useProviderStore((state) => state.refreshProviderSnapshot);
  const [projectsOpen, setProjectsOpen] = useState(true);
  const [accountMenuOpen, setAccountMenuOpen] = useState(false);
  const [profileDialogOpen, setProfileDialogOpen] = useState(false);
  const [createDialogOpen, setCreateDialogOpen] = useState(false);
  const [newProjectName, setNewProjectName] = useState('');
  const [newProjectSelectedPath, setNewProjectSelectedPath] = useState('');
  const [newProjectDirectoryMode, setNewProjectDirectoryMode] = useState<ProjectDirectoryMode>('use-selected-directory');
  const [createProjectError, setCreateProjectError] = useState<string | null>(null);
  const [creatingProject, setCreatingProject] = useState(false);
  const [projectEntryError, setProjectEntryError] = useState<ProjectEntryError | null>(null);
  const [removeProjectCandidate, setRemoveProjectCandidate] = useState<CodingProjectSummary | null>(null);
  const [robotOverview, setRobotOverview] = useState<AiHardwareOverview | null>(null);
  const [robotOverviewLoading, setRobotOverviewLoading] = useState(false);
  const [robotSelectedAgentId, setRobotSelectedAgentId] = useState<string | null>(() => readAiHardwareAgentId());
  const accountButtonRef = useRef<HTMLButtonElement | null>(null);
  const accountMenuRef = useRef<HTMLDivElement | null>(null);
  const navigate = useNavigate();
  const location = useLocation();
  const activeModule = getAiModuleForPath(location.pathname);
  const isProgrammingModule = activeModule === 'programming';
  const isPaintingModule = activeModule === 'painting';
  const isRobotModule = activeModule === 'robot';
  const visibleProjects = projects;
  const selectedProjectFolderName = getFolderName(newProjectSelectedPath);
  const accountName = userProfile?.displayName?.trim() || getAuthUserDisplayName(authUser) || '未登录用户';
  const accountFullName = accountName;
  const accountInitial = getAccountInitial(accountName);
  const accountAvatarUrl = userProfile?.avatarUrl ?? null;
  const settingsLabel = t('sidebar.settings', '设置');
  const activeRobotAgentId = isRobotModule ? robotSelectedAgentId : null;

  const openRobotRoute = useCallback((agentId: string | null = null, openCreate = false) => {
    const params = new URLSearchParams();
    if (agentId) params.set('agent', agentId);
    if (openCreate) params.set('create', '1');
    const search = params.toString();
    navigate({ pathname: '/ai-hardware', search: search ? `?${search}` : '' });
    announceAiHardwareNavigation({ agentId, openCreate });
  }, [navigate]);

  useEffect(() => {
    if (!isProgrammingModule) return;
    void loadProjectList().catch(() => undefined);
  }, [isProgrammingModule, loadProjectList]);

  useEffect(() => {
    if (!isProgrammingModule) return;
    for (const project of visibleProjects) {
      void loadProjectConfig(project.id).catch(() => undefined);
    }
  }, [isProgrammingModule, loadProjectConfig, visibleProjects]);

  useEffect(() => {
    if (!isProgrammingModule) return;
    void refreshProviderSnapshot().catch(() => undefined);
  }, [isProgrammingModule, refreshProviderSnapshot]);

  useEffect(() => {
    if (!isRobotModule) {
      setRobotOverview(null);
      setRobotOverviewLoading(false);
      return undefined;
    }

    let active = true;
    const handleOverview = (event: Event) => {
      const next = (event as CustomEvent<AiHardwareOverview>).detail;
      if (!next || !Array.isArray(next.agents) || !Array.isArray(next.devices)) return;
      setRobotOverview(next);
      setRobotOverviewLoading(false);
    };
    window.addEventListener(AI_HARDWARE_OVERVIEW_EVENT, handleOverview);
    setRobotOverviewLoading(true);
    void getAiHardwareOverview()
      .then((next) => {
        if (!active) return;
        setRobotOverview(next);
        setRobotOverviewLoading(false);
      })
      .catch(() => {
        if (!active) return;
        setRobotOverviewLoading(false);
      });

    return () => {
      active = false;
      window.removeEventListener(AI_HARDWARE_OVERVIEW_EVENT, handleOverview);
    };
  }, [isRobotModule]);

  useEffect(() => {
    if (!isRobotModule) {
      setRobotSelectedAgentId(null);
      return undefined;
    }

    setRobotSelectedAgentId(readAiHardwareAgentId(location.search));
    const handleNavigation = (event: Event) => {
      const detail = (event as CustomEvent<{ agentId?: string | null; openCreate?: boolean }>).detail;
      if (!detail?.openCreate && detail?.agentId !== undefined) setRobotSelectedAgentId(detail.agentId);
    };
    window.addEventListener(AI_HARDWARE_NAVIGATION_EVENT, handleNavigation);
    return () => window.removeEventListener(AI_HARDWARE_NAVIGATION_EVENT, handleNavigation);
  }, [isRobotModule, location.search]);

  useEffect(() => {
    if (profileRequired || profileSyncError) setProfileDialogOpen(true);
  }, [profileRequired, profileSyncError]);

  useEffect(() => {
    if (!accountMenuOpen) return undefined;

    const handleMouseDown = (event: MouseEvent) => {
      const target = event.target;
      if (!(target instanceof Node)) return;
      if (accountButtonRef.current?.contains(target)) return;
      if (accountMenuRef.current?.contains(target)) return;
      setAccountMenuOpen(false);
    };
    const handleKeyDown = (event: KeyboardEvent) => {
      if (event.key === 'Escape') {
        setAccountMenuOpen(false);
      }
    };

    document.addEventListener('mousedown', handleMouseDown);
    document.addEventListener('keydown', handleKeyDown);
    return () => {
      document.removeEventListener('mousedown', handleMouseDown);
      document.removeEventListener('keydown', handleKeyDown);
    };
  }, [accountMenuOpen]);

  const openCreateProject = useCallback(() => {
    setNewProjectName('');
    setNewProjectSelectedPath('');
    setNewProjectDirectoryMode('use-selected-directory');
    setCreateProjectError(null);
    setCreateDialogOpen(true);
  }, []);

  useEffect(() => {
    if (!isProgrammingModule) return undefined;
    return subscribeCodingProjectCreationRequest(openCreateProject);
  }, [isProgrammingModule, openCreateProject]);

  const closeCreateProject = () => {
    if (creatingProject) return;
    setCreateDialogOpen(false);
    setCreateProjectError(null);
  };

  const chooseProjectPath = async () => {
    const result = await invokeIpc<OpenDialogResult>('dialog:open', {
      properties: ['openDirectory'],
      title: newProjectDirectoryMode === 'use-selected-directory'
        ? '选择要直接使用的项目文件夹'
        : '选择项目保存位置',
    });
    if (result.canceled || !result.filePaths[0]) return;
    setNewProjectSelectedPath(result.filePaths[0]);
    setCreateProjectError(null);
  };

  const showProjectEntryError = useCallback((project: CodingProjectSummary, message: string) => {
    setProjectEntryError({ project, message });
  }, []);

  const enterProject = useCallback(async (project: CodingProjectSummary) => {
    const result = await loadProjectConfig(project.id);
    if (result.status !== 'valid' || !result.config) {
      showProjectEntryError(project, result.status === 'missing' ? '项目缺少必要的配置文件' : result.error ?? '项目配置无效');
      return;
    }
    await setActiveProject(project.id);
    navigate('/chat');
  }, [loadProjectConfig, navigate, setActiveProject, showProjectEntryError]);

  const readAndEnterProject = useCallback(async (project: CodingProjectSummary) => {
    setProjectEntryError(null);
    try {
      await enterProject(project);
    } catch (error) {
      showProjectEntryError(project, error instanceof Error ? error.message : String(error));
    }
  }, [enterProject, showProjectEntryError]);


  const confirmCreateProject = async () => {
    const projectName = newProjectName.trim();
    const selectedPath = newProjectSelectedPath.trim();
    if (newProjectDirectoryMode === 'create-child-directory' && !projectName) {
      setCreateProjectError('请输入项目名称');
      return;
    }
    if (!selectedPath) {
      setCreateProjectError('请选择项目路径');
      return;
    }
    setCreatingProject(true);
    setCreateProjectError(null);
    try {
      const project = await createProject({
        projectType: 'interactive_ai_app',
        identity: { kind: 'create' },
        ...(newProjectDirectoryMode === 'create-child-directory'
          ? { parentPath: selectedPath, projectName }
          : { projectPath: selectedPath }),
      });
      setCreateDialogOpen(false);
      await enterProject(project);
    } catch (error) {
      setCreateProjectError(error instanceof Error ? error.message : String(error));
    } finally {
      setCreatingProject(false);
    }
  };

  const openProject = useCallback(async (project: CodingProjectSummary) => {
    await readAndEnterProject(project);
  }, [readAndEnterProject]);

  useEffect(() => {
    if (!isProgrammingModule) return undefined;
    return subscribeCodingProjectOpenRequest((projectId) => {
      const project = visibleProjects.find((candidate) => candidate.id === projectId);
      if (project) void openProject(project);
    });
  }, [isProgrammingModule, openProject, visibleProjects]);

  const requestRemoveUnavailableProject = () => {
    if (!projectEntryError) return;
    setProjectEntryError(null);
    setRemoveProjectCandidate(projectEntryError.project);
  };

  const handleRemoveUnavailableProject = async () => {
    if (!removeProjectCandidate) return;
    const project = removeProjectCandidate;
    await removeProject(project.id);
    removeProjectConfig(project.id);
    setRemoveProjectCandidate(null);
    toast.success(`已移除项目 ${project.name}`);
  };

  const navigateFromAccountMenu = (path: string) => {
    setAccountMenuOpen(false);
    navigate(path);
  };

  const openProfileDialog = () => {
    setAccountMenuOpen(false);
    setProfileDialogOpen(true);
    void syncProfileNow().catch(() => undefined);
  };

  const handleAccountLogout = async () => {
    setAccountMenuOpen(false);
    await logout();
    navigate('/login');
  };

  const sidebarPeekPreview = sidebarPinnedCollapsed && sidebarPeekOpen;

  return (
    <aside
      data-testid="sidebar"
      aria-hidden={sidebarCollapsed}
      onPointerEnter={() => onSidebarPeekChange?.(true, 'sidebar')}
      onPointerLeave={() => onSidebarPeekChange?.(false, 'sidebar')}
      className={cn(
        'sidebar-glass-surface flex min-h-0 shrink-0 flex-col overflow-hidden border-r border-border/80 text-foreground',
        sidebarCollapsed
          ? 'pointer-events-none w-0 border-r-0 opacity-0'
          : workspaceLayout
            ? 'w-[256px] min-w-[256px] basis-[256px] opacity-100'
            : 'w-64 opacity-100',
        // Keep the collapsed preview in the same fixed layer while it opens
        // and closes. This makes the hover state cover the titlebar and the
        // full window height without reflowing the page underneath it.
        sidebarPinnedCollapsed && 'fixed inset-y-0 left-0 z-[350]',
        sidebarPeekPreview && 'sidebar-peek-surface pt-10 shadow-float',
        hideOnCompact && 'hidden lg:flex',
      )}
    >
      <div
        className={cn(
          'bg-transparent px-3 text-foreground',
          isPaintingModule && !sidebarCollapsed ? 'pb-2 pt-10' : 'py-2',
          sidebarCollapsed && 'px-2',
        )}
      >
        <div className="min-w-0 w-full">
          <ModuleSwitcher sidebarCollapsed={sidebarCollapsed} compact={!sidebarCollapsed} />
        </div>
      </div>

      <div className="min-h-0 flex-1 overflow-auto px-2 py-2">
        {isPaintingModule ? (
          <ImageWorkspaceSidebar sidebarCollapsed={sidebarCollapsed} />
        ) : isProgrammingModule ? (
          <>
        <button
          type="button"
          data-testid="sidebar-create-project"
          className={cn(
            'motion-press mb-1 flex min-h-9 w-full items-center gap-2 rounded-lg border-0 bg-transparent px-2 py-1.5 text-left text-sm font-medium text-foreground shadow-none transition-colors duration-100 hover:bg-surface-subtle',
            sidebarCollapsed ? 'justify-center px-0' : '',
          )}
          aria-label="新建项目"
          onClick={openCreateProject}
        >
          <Plus className="h-4 w-4 shrink-0 text-brand" />
          {!sidebarCollapsed && '新建项目'}
        </button>
        <div className="mt-3">
          <button
            type="button"
            onClick={() => setProjectsOpen(!projectsOpen)}
            className={cn(
              'motion-press flex min-h-8 w-full items-center gap-2 rounded-lg px-2 py-1.5 text-left text-xs font-semibold text-muted-foreground hover:bg-surface-subtle hover:text-foreground',
              sidebarCollapsed ? 'justify-center px-0' : '',
            )}
          >
            <FolderKanban className="h-4 w-4 shrink-0" />
            {!sidebarCollapsed && (
              <>
                <span className="min-w-0 flex-1 truncate">项目列表</span>
                <span className="text-xs">{projectsOpen ? '收起' : '展开'}</span>
              </>
            )}
          </button>

          {!sidebarCollapsed ? (
            <DisclosureContent open={projectsOpen} className="mt-1" innerClassName="space-y-1.5 px-1 py-1">
              {visibleProjects.length === 0 ? (
                <div className="px-2 py-2 text-xs text-muted-foreground">
                  暂无真实项目。添加本地项目后即可开始配置。
                </div>
              ) : null}

              {visibleProjects.map((project) => {
                const projectConfig = projectConfigs[project.id];
                const active = activeProject?.id === project.id;
                return (
                  <button
                    type="button"
                    key={project.id}
                    data-testid={`sidebar-course-project-${project.id}`}
                    aria-label={`进入项目 ${project.name}`}
                    aria-current={active ? 'page' : undefined}
                    onClick={() => void openProject(project)}
                    className={cn(
                      'motion-press group/project flex w-full items-center gap-2 rounded-xl px-3 py-2 text-left transition-colors duration-100 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-brand/35 focus-visible:ring-offset-1',
                      active
                        ? 'bg-brand-selected text-foreground shadow-soft ring-1 ring-brand/25'
                        : 'bg-transparent text-foreground hover:bg-surface-tertiary',
                    )}
                  >
                    <span className="min-w-0 flex-1 truncate text-sm font-semibold">{project.name}</span>
                    <div className="flex shrink-0 -space-x-1.5" aria-label="项目智能体">
                      {projectConfig?.agents.map((agent) => (
                        <span
                          key={agent.id}
                          title={agent.name.trim() || agent.roleName}
                          className="h-5 w-5 overflow-hidden rounded-full border border-background bg-white"
                        >
                          <img
                            src={getAgentAvatarSrc(agent.avatarId, agent.avatarDataUrl)}
                            alt=""
                            className="h-full w-full object-cover [image-rendering:pixelated]"
                          />
                        </span>
                      ))}
                    </div>
                    <ChevronRight aria-hidden="true" className="h-3.5 w-3.5 shrink-0 -translate-x-0.5 text-muted-foreground opacity-50 transition-[opacity,transform,color] duration-200 ease-out group-hover/project:translate-x-0 group-hover/project:text-foreground group-hover/project:opacity-100 group-focus-visible/project:translate-x-0 group-focus-visible/project:text-foreground group-focus-visible/project:opacity-100" />
                  </button>
                );
              })}

            </DisclosureContent>
          ) : null}
        </div>
          </>
        ) : (
          activeModule === 'cloud_agents' ? <div data-testid="sidebar-cloud-agents-navigation" className="px-2 py-3">
            <button type="button" aria-label="我的智能体" onClick={() => navigate('/cloud-agents')}
              aria-current={location.pathname === '/cloud-agents' ? 'page' : undefined}
              className={cn('flex min-h-10 w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-sm font-semibold hover:bg-surface-tertiary', location.pathname === '/cloud-agents' && 'bg-brand-soft', sidebarCollapsed && 'justify-center px-0')}>
              <Bot className="h-4 w-4 shrink-0 text-brand" />
              {!sidebarCollapsed && <span>我的智能体</span>}
            </button>
            <button type="button" aria-label="渠道" onClick={() => navigate('/cloud-agents/channels')}
              aria-current={location.pathname.startsWith('/cloud-agents/channels') ? 'page' : undefined}
              className={cn('mt-1 flex min-h-10 w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-sm font-semibold hover:bg-surface-tertiary', location.pathname.startsWith('/cloud-agents/channels') && 'bg-brand-soft', sidebarCollapsed && 'justify-center px-0')}>
              <RadioTower className="h-4 w-4 shrink-0 text-brand" />
              {!sidebarCollapsed && <span>渠道</span>}
            </button>
          </div> : <div data-testid="sidebar-robot-navigation" className="px-2 py-3">
            <button
              type="button"
              aria-label="机器人工作台"
              aria-current={location.pathname === '/ai-hardware' ? 'page' : undefined}
              onClick={() => openRobotRoute()}
              className={cn(
                'flex min-h-10 w-full items-center gap-2 rounded-lg bg-brand-soft px-2 py-2 text-left text-sm font-semibold text-foreground',
                sidebarCollapsed && 'justify-center px-0',
              )}
            >
              <Cpu className="h-4 w-4 shrink-0 text-brand" />
              {!sidebarCollapsed ? <span>机器人工作台</span> : null}
            </button>
            {!sidebarCollapsed ? (
              <div className="mt-4 border-t border-border/60 pt-4">
                <div className="flex items-center justify-between gap-2 px-2">
                  <span className="text-xs font-semibold tracking-wide text-muted-foreground">智能体</span>
                  <button
                    type="button"
                    data-testid="sidebar-robot-create-agent"
                    aria-label="创建智能体"
                    title="创建智能体"
                    onClick={() => openRobotRoute(null, true)}
                    className="motion-press flex h-7 w-7 items-center justify-center rounded-md text-muted-foreground transition-colors duration-100 hover:bg-surface-subtle hover:text-brand focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-brand/35"
                  >
                    <Plus className="h-4 w-4" />
                  </button>
                </div>
                <div data-testid="sidebar-robot-agents" className="mt-2 space-y-1">
                  {robotOverviewLoading ? (
                    <p role="status" className="px-2 py-2 text-xs text-muted-foreground">正在读取智能体…</p>
                  ) : robotOverview ? (
                    robotOverview.agents.length > 0 ? robotOverview.agents.map((agent) => {
                      const active = activeRobotAgentId === agent.id;
                      const deviceCount = robotOverview.devices.filter((device) => device.agent_id === agent.id).length;
                      return (
                        <button
                          key={agent.id}
                          type="button"
                          data-testid={`sidebar-robot-agent-${agent.id}`}
                          aria-label={`进入智能体 ${agent.name}`}
                          aria-current={active ? 'page' : undefined}
                          onClick={() => openRobotRoute(agent.id)}
                          className={cn(
                            'motion-press flex min-h-10 w-full items-center gap-2 rounded-lg px-2 py-1.5 text-left transition-colors duration-100 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-brand/35',
                            active ? 'bg-brand-selected text-foreground' : 'text-foreground hover:bg-surface-tertiary',
                          )}
                        >
                          <Bot className={cn('h-4 w-4 shrink-0', active ? 'text-brand' : 'text-muted-foreground')} />
                          <span className="min-w-0 flex-1">
                            <span className="block truncate text-sm font-medium">{agent.name}</span>
                            <span className="block text-[11px] tabular-nums text-muted-foreground">{deviceCount} 台设备</span>
                          </span>
                        </button>
                      );
                    }) : (
                      <p className="px-2 py-2 text-xs leading-5 text-muted-foreground">还没有智能体，点击右上角 + 创建。</p>
                    )
                  ) : (
                    <p className="px-2 py-2 text-xs leading-5 text-muted-foreground">暂时无法加载智能体列表。</p>
                  )}
                </div>
              </div>
            ) : null}
          </div>
        )}
      </div>

      {isProgrammingModule && createDialogOpen ? (
        <Dialog
          open={createDialogOpen}
          onOpenChange={(open) => {
            if (!open) closeCreateProject();
          }}
        >
          <DialogContent
            className="max-h-[calc(100vh-2rem)] max-w-xl overflow-y-auto p-5"
            onInteractOutside={(event) => {
              if (creatingProject) event.preventDefault();
            }}
          >
            <DialogHeader className="flex-row items-start justify-between gap-3 space-y-0">
              <div>
                <DialogTitle className="text-xl">新建项目</DialogTitle>
                <DialogDescription className="mt-1 text-xs">只需选择项目文件夹，其他设置会自动准备好。</DialogDescription>
              </div>
              <button
                type="button"
                className="rounded-md border border-foreground/15 px-2 py-1 text-xs font-semibold hover:bg-white"
                onClick={closeCreateProject}
                disabled={creatingProject}
              >
                取消
              </button>
            </DialogHeader>

            <form
              className="mt-4 space-y-3"
              onSubmit={(event) => {
                event.preventDefault();
                void confirmCreateProject();
              }}
            >
              <fieldset className="space-y-2">
                <legend className="text-xs font-semibold">项目目录方式</legend>
                <div className="grid gap-2 sm:grid-cols-2">
                  <label
                    className={cn(
                      'cursor-pointer rounded-md border border-foreground/15 px-3 py-2 text-xs font-semibold',
                      newProjectDirectoryMode === 'use-selected-directory' ? 'bg-brand-soft' : 'bg-white',
                    )}
                  >
                    <input
                      type="radio"
                      name="project-directory-mode"
                      value="use-selected-directory"
                      checked={newProjectDirectoryMode === 'use-selected-directory'}
                      onChange={() => {
                        setNewProjectDirectoryMode('use-selected-directory');
                        setCreateProjectError(null);
                      }}
                      className="mr-2 align-middle"
                      disabled={creatingProject}
                    />
                    直接使用所选文件夹（默认）
                  </label>
                  <label
                    className={cn(
                      'cursor-pointer rounded-md border border-foreground/15 px-3 py-2 text-xs font-semibold',
                      newProjectDirectoryMode === 'create-child-directory' ? 'bg-brand-soft' : 'bg-white',
                    )}
                  >
                    <input
                      type="radio"
                      name="project-directory-mode"
                      value="create-child-directory"
                      checked={newProjectDirectoryMode === 'create-child-directory'}
                      onChange={() => {
                        setNewProjectDirectoryMode('create-child-directory');
                        setCreateProjectError(null);
                      }}
                      className="mr-2 align-middle"
                      disabled={creatingProject}
                    />
                    在所选位置新建下级文件夹
                  </label>
                </div>
              </fieldset>

              {newProjectDirectoryMode === 'create-child-directory' ? (
                <div className="space-y-2">
                  <label className="block text-xs font-semibold" htmlFor="new-project-name">
                    项目名称
                  </label>
                  <input
                    id="new-project-name"
                    value={newProjectName}
                    onChange={(event) => {
                      setNewProjectName(event.target.value);
                      setCreateProjectError(null);
                    }}
                    className="w-full rounded-md border border-foreground/15 bg-white px-3 py-2 text-sm font-medium outline-none focus:ring-2 focus:ring-brand/20"
                    autoFocus
                    disabled={creatingProject}
                  />
                </div>
              ) : null}

              <label className="block text-xs font-semibold" htmlFor="new-project-path">
                项目路径
              </label>
              <div className="flex gap-2">
                <input
                  id="new-project-path"
                  value={newProjectSelectedPath}
                  readOnly
                  className="min-w-0 flex-1 rounded-md border border-foreground/15 bg-white px-3 py-2 text-sm font-medium outline-none"
                />
                <Button
                  type="button"
                  variant="outline"
                  className="shrink-0 border border-foreground/15 bg-white text-foreground"
                  onClick={() => void chooseProjectPath()}
                  disabled={creatingProject}
                >
                  选择路径
                </Button>
              </div>
              <p className="text-[11px] font-medium text-muted-foreground">
                {newProjectDirectoryMode === 'use-selected-directory'
                  ? selectedProjectFolderName
                    ? `将直接接入此文件夹，项目名称使用“${selectedProjectFolderName}”，不会重命名目录。`
                    : '将直接接入所选文件夹，不会创建下级目录。'
                  : '确认后会在所选位置下创建与项目名称相同的文件夹。'}
              </p>

              {createProjectError ? (
                <div className="rounded-md border border-foreground/15 bg-accent-soft px-3 py-2 text-xs font-semibold">
                  {createProjectError}
                </div>
              ) : null}

              <div className="flex justify-end gap-2 pt-2">
                <Button
                  type="button"
                  variant="outline"
                  className="border border-foreground/15 bg-white text-foreground"
                  onClick={closeCreateProject}
                  disabled={creatingProject}
                >
                  取消
                </Button>
                <Button
                  type="submit"
                  className="border border-foreground/15 bg-brand-soft text-foreground"
                  disabled={creatingProject
                    || !newProjectSelectedPath.trim()
                    || (newProjectDirectoryMode === 'create-child-directory' && !newProjectName.trim())}
                >
                  确认创建
                </Button>
              </div>
            </form>
          </DialogContent>
        </Dialog>
      ) : null}

      {isProgrammingModule && projectEntryError && typeof document !== 'undefined'
        ? createPortal(
            <div
              data-testid="project-config-error-overlay"
              className="fixed inset-0 z-[1000] flex min-h-screen items-center justify-center bg-foreground/15 p-4 sm:p-6"
            >
              <div
                role="alertdialog"
                aria-modal="true"
                data-testid="project-config-error"
                className="glass-surface w-full max-w-md rounded-2xl border border-border/80 bg-background p-5 text-foreground shadow-float sm:p-6"
              >
                <h2 className="text-xl font-semibold">项目配置不可用</h2>
                <p className="mt-2 text-sm font-medium leading-6 text-muted-foreground">
                  无法进入项目，请检查项目目录中的配置文件是否完整。
                </p>
                <pre className="mt-3 max-h-32 overflow-auto rounded-md border border-foreground/15 bg-white p-2 text-xs font-medium">
                  {projectEntryError.message}
                </pre>
                <div className="mt-4 flex justify-end gap-2">
                  <Button
                    type="button"
                    variant="outline"
                    className="border border-foreground/15 bg-accent-soft text-foreground"
                    onClick={requestRemoveUnavailableProject}
                  >
                    移除项目卡片
                  </Button>
                  <Button
                    type="button"
                    className="border border-foreground/15 bg-brand-soft text-foreground"
                    onClick={() => setProjectEntryError(null)}
                  >
                    知道了
                  </Button>
                </div>
              </div>
            </div>,
            document.body,
          )
        : null}

      {isProgrammingModule ? (
        <ConfirmDialog
          open={Boolean(removeProjectCandidate)}
          title={`移除项目“${removeProjectCandidate?.name ?? ''}”？`}
          message="这只会从 Makelore 的项目列表中移除登记，不会删除磁盘中的项目文件。"
          confirmLabel="确认移除"
          cancelLabel="取消"
          variant="destructive"
          onCancel={() => setRemoveProjectCandidate(null)}
          onConfirm={handleRemoveUnavailableProject}
          onError={(error) => toast.error(error instanceof Error ? error.message : String(error))}
        />
      ) : null}

      <UserProfileDialog
        open={profileDialogOpen}
        required={profileRequired}
        syncError={profileSyncError}
        onOpenChange={setProfileDialogOpen}
      />

      <div className="mt-auto px-2 pb-2 pt-1">
        <div className="relative">
          <div className={cn(
            'flex items-center gap-2',
            sidebarCollapsed && 'flex-col-reverse',
          )}>
            <button
              ref={accountButtonRef}
              type="button"
              data-testid="sidebar-member-menu-trigger"
              aria-label={`打开账户菜单：${accountName}`}
              aria-haspopup="menu"
              aria-expanded={accountMenuOpen}
              onClick={() => setAccountMenuOpen((open) => !open)}
              className={cn(
                'motion-press flex min-h-9 min-w-0 flex-1 items-center gap-2 rounded-lg border-0 bg-transparent px-2 py-1 text-left text-sm font-medium text-foreground shadow-none transition-[background-color,color,transform] hover:bg-surface-subtle',
                accountMenuOpen && 'bg-background text-foreground',
                sidebarCollapsed && 'min-h-9 w-full justify-center px-0',
              )}
            >
              <UserAvatar
                src={accountAvatarUrl}
                initial={accountInitial}
                testId="sidebar-account-avatar"
                className="h-7 w-7 shrink-0"
              />
              {!sidebarCollapsed && (
                <>
                  <span className="min-w-0 flex-1">
                    <span className="block truncate">{accountName}</span>
                  </span>
                  <ChevronRight className={cn('h-3.5 w-3.5 shrink-0', accountMenuOpen && 'rotate-90')} />
                </>
              )}
            </button>
            <SidebarUpdateButton collapsed={sidebarCollapsed} />
          </div>

          <DisclosureContent
            ref={accountMenuRef}
            open={accountMenuOpen}
            role="menu"
            data-testid="sidebar-account-menu"
            className={cn(
              'glass-surface z-50 max-w-[calc(100vw-1rem)] rounded-2xl border border-border/80 p-1 text-foreground shadow-float',
              sidebarCollapsed
                ? 'fixed bottom-[72px] left-2 w-64'
                : 'absolute bottom-[calc(100%+0.5rem)] left-0 w-full',
            )}
            innerClassName="max-h-[calc(100vh-7rem)] overflow-y-auto"
          >
            <div className="px-1 py-1">
              <div className="flex items-center gap-2">
                <UserAvatar
                  src={accountAvatarUrl}
                  initial={accountInitial}
                  testId="sidebar-account-menu-avatar"
                  className="h-7 w-7 shrink-0"
                />
                <div className="min-w-0">
                  <p className="truncate text-sm font-semibold">{accountFullName}</p>
                  <p className="mt-0.5 text-[10px] font-medium text-muted-foreground">词元点数账户</p>
                </div>
              </div>
            </div>

            <div className="mt-1 grid gap-0.5">
              {authUser && <PointWallet key={authUser.userId ?? authUser.username} active={accountMenuOpen} />}
              <button
                type="button"
                role="menuitem"
                className="flex min-h-8 w-full items-center gap-2 rounded-md px-1 py-1 text-left text-sm font-medium transition-colors duration-100 hover:bg-surface-subtle"
                onClick={openProfileDialog}
              >
                <UserCircle2 className="h-3.5 w-3.5 shrink-0" />
                <span className="min-w-0 flex-1 truncate">个人资料</span>
              </button>
              <button
                type="button"
                role="menuitem"
                data-testid="sidebar-nav-settings"
                className="flex min-h-8 w-full items-center gap-2 rounded-md px-1 py-1 text-left text-sm font-medium transition-colors duration-100 hover:bg-surface-subtle"
                onClick={() => navigateFromAccountMenu('/settings')}
              >
                <SettingsIcon className="h-3.5 w-3.5 shrink-0" />
                <span className="min-w-0 flex-1 truncate">{settingsLabel}</span>
              </button>
            </div>

            <div className="mt-1 pt-1">
              <button
                type="button"
                role="menuitem"
                className="flex min-h-8 w-full items-center gap-2 rounded-md px-1 py-1 text-left text-sm font-medium text-accent-strong transition-colors duration-100 hover:bg-accent-soft hover:text-foreground"
                onClick={() => void handleAccountLogout()}
              >
                <LogOut className="h-3.5 w-3.5 shrink-0" />
                <span className="min-w-0 flex-1 truncate">退出登录</span>
              </button>
            </div>
          </DisclosureContent>
        </div>
      </div>
    </aside>
  );
}