import React from 'react';
import { Link } from 'react-router-dom';
import { Calendar, Clock, Download, LogOut } from 'lucide-react';
import { parseISO } from 'date-fns';
import { useTranslation } from 'react-i18next';
import { useLocalizedDate } from '../../hooks/useLocalizedDate';
import { Button } from '../common';
import { DynamicFavicon } from '../common/DynamicFavicon';

interface GalleryLayoutProps {
  event: {
    event_name: string;
    event_type?: string;
    event_date?: string;
    expires_at?: string;
  };
  brandingSettings?: {
    company_name?: string;
    company_tagline?: string;
    support_email?: string;
    footer_text?: string;
    favicon_url?: string;
    logo_url?: string;
  };
  showLogout?: boolean;
  onLogout?: () => void;
  showDownloadAll?: boolean;
  onDownloadAll?: () => void;
  isDownloading?: boolean;
  headerExtra?: React.ReactNode;
  children: React.ReactNode;
}

export const GalleryLayout: React.FC<GalleryLayoutProps> = ({
  event,
  brandingSettings,
  showLogout = false,
  onLogout,
  showDownloadAll = false,
  onDownloadAll,
  isDownloading = false,
  headerExtra,
  children,
}) => {
  const { t } = useTranslation();
  const { format } = useLocalizedDate();
  return (
    <div className="min-h-screen bg-neutral-50">
      {/* Dynamic Favicon */}
      <DynamicFavicon />

      {/* Header */}
      <header className="bg-white border-b border-neutral-200 sticky top-0 z-40">
        <div className="container py-3 sm:py-4">
          <div className="flex flex-col sm:flex-row sm:items-center sm:justify-between gap-3">
            <div className="flex items-start sm:items-center gap-3 sm:gap-4">
              {/* Company logo */}
              {brandingSettings?.logo_url && (
                <div className="hidden sm:block pr-4 border-r border-neutral-200 flex-shrink-0">
                  <img 
                    src={`${import.meta.env.VITE_API_URL || 'http://localhost:3001'}${brandingSettings.logo_url}`} 
                    alt={brandingSettings.company_name || 'Company Logo'}
                    className="h-10 sm:h-12 w-auto object-contain"
                  />
                </div>
              )}
              {/* Company branding */}
              {!brandingSettings?.logo_url && brandingSettings?.company_name && (
                <div className="hidden sm:block pr-4 border-r border-neutral-200 flex-shrink-0">
                  <h2 className="text-base sm:text-lg font-semibold text-neutral-800">{brandingSettings.company_name}</h2>
                  {brandingSettings.company_tagline && (
                    <p className="hidden lg:block text-xs text-neutral-600">{brandingSettings.company_tagline}</p>
                  )}
                </div>
              )}
              <div className="flex-1">
                <h1 className="text-xl sm:text-2xl font-bold text-neutral-900 leading-tight">{event.event_name}</h1>
                {(event.event_date || event.expires_at) && (
                  <div className="flex flex-col sm:flex-row sm:items-center gap-1 sm:gap-4 mt-1 text-xs sm:text-sm text-neutral-600">
                    {event.event_date && (
                      <span className="flex items-center">
                        <Calendar className="w-3 h-3 sm:w-4 sm:h-4 mr-1" />
                        <span className="truncate">{format(parseISO(event.event_date), 'PP')}</span>
                      </span>
                    )}
                    {event.expires_at && (
                      <span className="flex items-center">
                        <Clock className="w-3 h-3 sm:w-4 sm:h-4 mr-1" />
                        <span className="truncate">{t('gallery.expires')} {format(parseISO(event.expires_at), 'PP')}</span>
                      </span>
                    )}
                  </div>
                )}
              </div>
            </div>
            
            <div className="flex items-center gap-2 flex-wrap sm:flex-nowrap">
              {headerExtra}
              {showDownloadAll && onDownloadAll && (
                <Button
                  variant="primary"
                  size="md"
                  leftIcon={<Download className="w-4 h-4" />}
                  onClick={onDownloadAll}
                  isLoading={isDownloading}
                  className="flex-1 sm:flex-initial text-sm sm:text-base"
                >
                  <span className="hidden sm:inline">{t('gallery.downloadAll')}</span>
                  <span className="sm:hidden">{t('common.downloadAll')}</span>
                </Button>
              )}
              {showLogout && onLogout && (
                <Button
                  variant="outline"
                  size="md"
                  leftIcon={<LogOut className="w-4 h-4" />}
                  onClick={onLogout}
                  className="text-sm sm:text-base"
                >
                  <span className="hidden sm:inline">{t('common.logout')}</span>
                  <span className="sm:hidden"><LogOut className="w-4 h-4" /></span>
                </Button>
              )}
            </div>
          </div>
        </div>
      </header>

      {/* Main Content */}
      <main className="container">{children}</main>

      {/* Footer */}
      <footer className="mt-8 sm:mt-12 py-6 sm:py-8 border-t border-neutral-200">
        <div className="container text-center px-4">
          {brandingSettings?.support_email && (
            <p className="text-xs sm:text-sm text-neutral-600 mb-2">
              {t('gallery.needHelp')}{' '}
              <a 
                href={`mailto:${brandingSettings.support_email}`}
                className="text-primary-600 hover:text-primary-700 break-all"
              >
                {brandingSettings.support_email}
              </a>
            </p>
          )}
          <p className="text-xs sm:text-sm text-neutral-500">
            {brandingSettings?.footer_text || '© 2024 Your Company. All rights reserved.'}
          </p>
          {brandingSettings?.company_name && brandingSettings?.company_tagline && (
            <p className="text-xs text-neutral-400 mt-2">
              {brandingSettings.company_name} - {brandingSettings.company_tagline}
            </p>
          )}
          {/* Legal Links */}
          <div className="mt-4 flex items-center justify-center gap-4">
            <Link 
              to="/impressum" 
              className="text-xs text-neutral-500 hover:text-neutral-700 transition-colors"
            >
              {t('legal.impressum')}
            </Link>
            <span className="text-xs text-neutral-400">|</span>
            <Link 
              to="/datenschutz" 
              className="text-xs text-neutral-500 hover:text-neutral-700 transition-colors"
            >
              {t('legal.datenschutz')}
            </Link>
          </div>
        </div>
      </footer>
    </div>
  );
};

GalleryLayout.displayName = 'GalleryLayout';