王明 / Food-Labeling-Management-Platform

  import React from 'react';

  import { Search, Settings } from 'lucide-react';

  import { Input } from '../ui/input';
  import { Button } from '../ui/button';
  import { Avatar, AvatarFallback, AvatarImage } from '../ui/avatar';

  import { useAuth } from '../auth/AuthProvider';
  import { displayNameFromUser, displayRolesFromCodes } from '../../lib/currentUserDisplay';
  import { formatRelativeSince } from '../../lib/relativeSince';

  
  interface HeaderProps {
    title: string;

    /** 右上角设置：默认跳转 Support，与侧栏一致 */
    onSettingsClick?: () => void;

    /** 点击右上角姓名/角色区域：进入当前用户编辑（由 Layout/App 处理路由） */
    onProfileClick?: () => void;

  }
  

  export function Header({ title, onSettingsClick, onProfileClick }: HeaderProps) {
    const auth = useAuth();
    const displayName = displayNameFromUser(auth.user);
    /** 第一行：姓名；第二行：接口返回的人类可读角色（如 Partner Admin） */
    const primaryName = auth.roleDisplay
      ? (auth.user?.fullName ?? '').trim() ||
        (auth.user?.nick ?? auth.user?.userName ?? '').trim() ||
        displayName
      : displayName;
    const roleLine = auth.roleDisplay ?? displayRolesFromCodes(auth.roleCodes);
    const initials = primaryName
      .split(/\s+/)
      .filter(Boolean)
      .slice(0, 2)
      .map((w) => w[0]?.toUpperCase() ?? '')
      .join('') || 'U';
  

    const currentDate = new Date().toLocaleDateString('en-US', { 
      year: 'numeric', 
      month: 'long', 
      day: 'numeric' 
    });
  
    return (
      <header className="bg-white border-b border-gray-200 px-8 flex items-center justify-between shadow-sm sticky top-0 z-10 shrink-0" style={{ height: 90 }}>
        <div>
          <h1 className="text-2xl font-bold" style={{ color: 'rgb(43, 50, 143)' }}>{title} Overview</h1>
          <p className="text-sm text-gray-500 mt-1 flex items-center gap-2">

            {currentDate} | Last updated:{' '}
            {auth.loading && !auth.user?.lastUpdated
              ? '…'
              : formatRelativeSince(auth.user?.lastUpdated ?? null)}

          </p>
        </div>
  
        <div className="flex items-center gap-4">
          <div className="flex items-center w-64 h-9 rounded-md border border-gray-200 bg-gray-50 focus-within:bg-white focus-within:ring-2 focus-within:ring-ring/50 focus-within:border-ring transition-colors overflow-hidden">
            <Search className="h-4 w-4 text-gray-400 shrink-0 ml-3 pointer-events-none" />
            <Input
              type="search"
              placeholder="Search..."
              className="flex-1 min-w-0 border-0 bg-transparent focus-visible:ring-0 focus-visible:ring-offset-0 py-2 px-2 h-full"
            />
          </div>
          

          <Button
            type="button"
            variant="ghost"
            size="icon"
            className="text-gray-500 hover:text-gray-700"
            aria-label="Open Support"
            onClick={() => onSettingsClick?.()}
          >

            <Settings className="w-5 h-5" />
          </Button>
          
          <div className="h-8 w-px bg-gray-200 mx-2" />
          

          <button
            type="button"
            onClick={() => onProfileClick?.()}
            className="flex items-center gap-3 rounded-lg border border-transparent px-2 py-1.5 text-left transition-colors hover:border-gray-200 hover:bg-gray-50 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-blue-500/40"
            aria-label="Open my profile"
          >
            <div className="text-right hidden md:block min-w-0 max-w-[12rem]">
              <div className="text-sm font-medium text-gray-900 truncate">{primaryName}</div>
              <div className="text-xs text-gray-500 truncate" title={roleLine}>
                {roleLine}
              </div>

            </div>

            <Avatar className="h-10 w-10 shrink-0 border border-gray-200">

              <AvatarImage src="https://github.com/shadcn.png" />

              <AvatarFallback>{initials}</AvatarFallback>

            </Avatar>

          </button>

        </div>
      </header>
    );
  }