import {
  GitBranch,
  Server,
  Key,
  Cpu,
  Wrench,
  Download,
  ChevronLeft,
  ChevronRight,
  Rocket,
  Zap,
  History,
  CloudSync,
  Puzzle,
  Settings,
  BookOpen,
  Users,
  Sun,
  Moon,
  LogOut,
} from 'lucide-react';
import { useTheme } from '@/providers/theme';

type ModuleType = 'pipelines' | 'gitops' | 'batch-release' | 'release-records' | 'environments' | 'credentials' | 'build-nodes' | 'tools' | 'jenkins-import' | 'plugins' | 'users' | 'docs' | 'settings';

interface SidebarProps {
  activeModule: ModuleType;
  onModuleChange: (module: ModuleType) => void;
  collapsed: boolean;
  onToggleCollapse: () => void;
  onLogout?: () => void;
}

const menuGroups: { label: string; items: { id: ModuleType; label: string; icon: typeof GitBranch }[] }[] = [
  {
    label: '发布',
    items: [
      { id: 'pipelines', label: '流水线', icon: GitBranch },
      { id: 'gitops', label: 'GitOps 部署', icon: CloudSync },
      { id: 'batch-release', label: '批量发布', icon: Zap },
      { id: 'release-records', label: '发布记录', icon: History },
    ],
  },
  {
    label: '资源',
    items: [
      { id: 'environments', label: '环境管理', icon: Server },
      { id: 'credentials', label: '凭证管理', icon: Key },
      { id: 'build-nodes', label: '构建节点', icon: Cpu },
    ],
  },
  {
    label: '集成',
    items: [
      { id: 'jenkins-import', label: 'Jenkins导入', icon: Download },
      { id: 'tools', label: '工具配置', icon: Wrench },
    ],
  },
  {
    label: '系统',
    items: [
      { id: 'docs', label: '文档', icon: BookOpen },
      { id: 'plugins', label: '插件市场', icon: Puzzle },
      { id: 'users', label: '用户管理', icon: Users },
      { id: 'settings', label: '系统设置', icon: Settings },
    ],
  },
];

export default function Sidebar({ activeModule, onModuleChange, collapsed, onToggleCollapse, onLogout }: SidebarProps) {
  const { toggle: themeToggle, isDark } = useTheme();

  return (
    <div 
      className="flex flex-col border-r transition-all duration-300 ease-in-out h-full"
      style={{ 
        width: collapsed ? '56px' : '200px',
        background: 'var(--panel-bg)',
        borderColor: 'var(--border-color)',
      }}
    >
      {/* Logo area */}
      <div 
        className="flex items-center gap-2 px-3 h-12 border-b flex-shrink-0"
        style={{ borderColor: 'var(--border-color)' }}
      >
        <div 
          className="w-7 h-7 rounded-md flex items-center justify-center flex-shrink-0"
          style={{ background: 'var(--accent-blue)' }}
        >
          <Rocket className="w-4 h-4 text-white" />
        </div>
        {!collapsed && (
          <span className="text-[13px] font-semibold truncate" style={{ color: 'var(--text-primary)' }}>
            应用发布
          </span>
        )}
      </div>

      {/* Menu groups */}
      <div className="flex-1 py-2 overflow-y-auto custom-scrollbar">
        {menuGroups.map((group) => (
          <div key={group.label} className="mb-2">
            {!collapsed && (
              <div 
                className="px-3 py-1 text-[10px] font-semibold uppercase tracking-wider"
                style={{ color: 'var(--text-tertiary)' }}
              >
                {group.label}
              </div>
            )}
            <div className="px-2 space-y-[2px]">
              {group.items.map((item) => {
                const Icon = item.icon;
                const isActive = activeModule === item.id;
                return (
                  <button
                    key={item.id}
                    onClick={() => onModuleChange(item.id)}
                    className="w-full flex items-center gap-2.5 px-2.5 py-[7px] rounded-md transition-all duration-150 group relative"
                    style={{
                      background: isActive ? 'var(--accent-blue-light)' : 'transparent',
                      color: isActive ? 'var(--accent-blue)' : 'var(--text-secondary)',
                    }}
                    title={collapsed ? item.label : undefined}
                  >
                    <Icon className="w-[18px] h-[18px] flex-shrink-0" />
                    {!collapsed && (
                      <span className="text-[13px] font-medium truncate flex-1 text-left">
                        {item.label}
                      </span>
                    )}
                    {isActive && !collapsed && (
                      <div 
                        className="absolute left-0 top-1/2 -translate-y-1/2 w-[3px] h-5 rounded-r-full"
                        style={{ background: 'var(--accent-blue)' }}
                      />
                    )}
                  </button>
                );
              })}
            </div>
          </div>
        ))}
      </div>

      {/* Bottom bar: theme toggle + collapse */}
      <div
        className="px-2 py-2 border-t flex items-center justify-center gap-1"
        style={{ borderColor: 'var(--border-color)' }}
      >
        <button
          onClick={themeToggle}
          className="p-1.5 rounded-md transition-colors hover:bg-black/5"
          style={{ color: 'var(--text-tertiary)' }}
          title="切换深色/浅色主题"
        >
          {isDark ? <Sun className="w-4 h-4" /> : <Moon className="w-4 h-4" />}
        </button>
        <button
          onClick={onLogout}
          className="p-1.5 rounded-md transition-colors hover:bg-black/5"
          style={{ color: 'var(--text-tertiary)' }}
          title="退出登录"
        >
          <LogOut className="w-4 h-4" />
        </button>
        <button
          onClick={onToggleCollapse}
          className="p-1.5 rounded-md transition-colors hover:bg-black/5"
          style={{ color: 'var(--text-tertiary)' }}
          title={collapsed ? '展开' : '收起'}
        >
          {collapsed ? <ChevronRight className="w-4 h-4" /> : <ChevronLeft className="w-4 h-4" />}
        </button>
      </div>
    </div>
  );
}