'use client';

import Link from 'next/link';
import {useMemo, useState} from 'react';
import {useQuery} from '@tanstack/react-query';
import {useRouter} from 'next/navigation';
import {Eye, Globe, Plus, Search} from 'lucide-react';

import {Button} from '@/components/ui/button';
import {EmptyStateWithBorder} from '@/components/layout/empty';
import {ErrorInline} from '@/components/layout/error';
import {Input} from '@/components/ui/input';
import {LoadingStateWithBorder} from '@/components/layout/loading';
import {Table, TableBody, TableCell, TableHead, TableHeader, TableRow} from '@/components/ui/table';
import {Tooltip, TooltipContent, TooltipProvider, TooltipTrigger} from '@/components/ui/tooltip';
import {ZoneService, zoneQueryKey} from '@/lib/services/openflare';
import {formatDateTime} from '@/lib/utils';

import {ZoneEditorDialog} from './[zoneId]/components/zone-editor-dialog';
import {getErrorMessage} from './components/website-utils';

export default function WebsitesPage() {
  const router = useRouter();
  const [search, setSearch] = useState('');
  const [editorOpen, setEditorOpen] = useState(false);
  const zonesQuery = useQuery({
    queryKey: zoneQueryKey,
    queryFn: () => ZoneService.list(),
  });

  const zones = useMemo(() => {
    const keyword = search.trim().toLowerCase();
    const list = zonesQuery.data ?? [];
    if (!keyword) {
      return list;
    }
    return list.filter((zone) => zone.domain.toLowerCase().includes(keyword));
  }, [search, zonesQuery.data]);

  return (
    <div className="space-y-4 py-6 px-1">
      <div className="flex items-center justify-between gap-3 pb-2">
        <div className="flex items-center gap-2">
          <Globe className="size-5 text-primary" />
          <h1 className="text-2xl font-semibold tracking-tight">网站</h1>
        </div>
        <Button
          variant="secondary"
          size="sm"
          className="h-7 text-xs"
          onClick={() => setEditorOpen(true)}
        >
          <Plus className="mr-1 size-3.5" />
          新增 Zone
        </Button>
      </div>

      <div className="relative w-full sm:w-64">
        <Search className="pointer-events-none absolute left-2.5 top-2.5 size-3.5 text-muted-foreground" />
        <Input
          aria-label="搜索 Zone 根域"
          placeholder="搜索 Zone 根域"
          value={search}
          onChange={(event) => setSearch(event.target.value)}
          className="h-8 pl-8 text-xs"
        />
      </div>

      {zonesQuery.isLoading ? (
        <LoadingStateWithBorder icon={Globe} description="加载 Zone 列表中..." />
      ) : zonesQuery.isError ? (
        <div className="rounded-lg border border-dashed p-8">
          <ErrorInline
            className="justify-center"
            message={getErrorMessage(zonesQuery.error)}
            onRetry={() => void zonesQuery.refetch()}
          />
        </div>
      ) : zones.length === 0 ? (
        <EmptyStateWithBorder
          icon={Globe}
          description={
            search
              ? '未找到匹配的 Zone。'
              : '暂无 Zone，点击右上角「新增 Zone」开始录入。'
          }
        />
      ) : (
        <div className="overflow-hidden rounded-lg border border-dashed shadow-none">
          <TooltipProvider delayDuration={0}>
            <Table className="w-full min-w-full caption-bottom text-sm">
              <TableHeader className="sticky top-0 z-20 bg-background">
                <TableRow className="border-b border-dashed hover:bg-transparent">
                  <TableHead className="h-8 w-[90px] whitespace-nowrap py-2">
                    ID
                  </TableHead>
                  <TableHead className="h-8 min-w-[180px] whitespace-nowrap py-2">
                    根域
                  </TableHead>
                  <TableHead className="h-8 min-w-[100px] whitespace-nowrap py-2">
                    域名数
                  </TableHead>
                  <TableHead className="h-8 min-w-[140px] whitespace-nowrap py-2">
                    创建时间
                  </TableHead>
                  <TableHead className="h-8 min-w-[140px] whitespace-nowrap py-2">
                    更新时间
                  </TableHead>
                  <TableHead className="sticky right-0 z-10 h-8 w-[90px] bg-background py-2 text-center">
                    操作
                  </TableHead>
                </TableRow>
              </TableHeader>
              <TableBody>
                {zones.map((zone) => (
                  <TableRow
                    key={zone.id}
                    className="group cursor-pointer border-dashed hover:bg-muted/30"
                    onClick={() => router.push(`/websites/${zone.id}`)}
                  >
                    <TableCell className="py-1 font-mono text-[11px] text-muted-foreground">
                      {zone.id}
                    </TableCell>
                    <TableCell className="py-1 font-mono text-[11px] font-medium">
                      {zone.domain}
                    </TableCell>
                    <TableCell className="py-1 font-mono text-[11px] text-muted-foreground">
                      {zone.domain_count ?? 0}
                    </TableCell>
                    <TableCell className="py-1 font-mono text-[10px] whitespace-nowrap text-muted-foreground">
                      {formatDateTime(zone.created_at)}
                    </TableCell>
                    <TableCell className="py-1 font-mono text-[10px] whitespace-nowrap text-muted-foreground">
                      {formatDateTime(zone.updated_at)}
                    </TableCell>
                    <TableCell
                      className="sticky right-0 z-10 bg-background py-1 text-center"
                      onClick={(event) => event.stopPropagation()}
                    >
                      <div className="flex items-center justify-center gap-0.5">
                        <Tooltip>
                          <TooltipTrigger asChild>
                            <Button
                              variant="ghost"
                              size="icon"
                              className="h-6 w-6 text-muted-foreground hover:text-foreground"
                              asChild
                            >
                              <Link href={`/websites/${zone.id}`}>
                                <Eye className="size-3" />
                                <span className="sr-only">管理</span>
                              </Link>
                            </Button>
                          </TooltipTrigger>
                          <TooltipContent side="top" className="text-xs">
                            管理 Zone
                          </TooltipContent>
                        </Tooltip>
                      </div>
                    </TableCell>
                  </TableRow>
                ))}
              </TableBody>
            </Table>
          </TooltipProvider>
        </div>
      )}

      <ZoneEditorDialog open={editorOpen} onOpenChange={setEditorOpen} />
    </div>
  );
}