import { ArrowLeft, Plug } from 'lucide-react';

import { Head, Link } from '@inertiajs/react';

import { Badge } from '@/Components/ui/badge';
import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from '@/Components/ui/breadcrumb';
import { Button } from '@/Components/ui/button';
import { Card, CardContent, CardHeader, CardTitle } from '@/Components/ui/card';
import AdminLayout from '@/Layouts/AdminLayout';
import { formatDateTime } from '@/lib/format';

interface WpConnectionDetail {
  id: number;
  site_id: number;
  site_name: string | null;
  site_domain: string | null;
  user_name: string | null;
  user_email: string | null;
  wp_url: string;
  status: string | null;
  plugin_version: string | null;
  webhook_enabled: boolean;
  webhook_failure_count: number;
  last_contacted_at: string | null;
  created_at: string;
}

interface Props {
  connection: WpConnectionDetail;
}

const STATUS_VARIANTS: Record<string, 'default' | 'secondary' | 'success' | 'destructive' | 'warning' | 'outline'> = {
  connected: 'success',
  pending: 'secondary',
  error: 'destructive',
};

export default function AdminWpConnectionShow({ connection }: Props) {
  return (
    <AdminLayout>
      <Head title={`Admin - WP Connection #${connection.id}`} />

      <div className="container py-6 space-y-6">
        <Breadcrumb>
          <BreadcrumbList>
            <BreadcrumbItem>
              <BreadcrumbLink asChild>
                <Link href="/admin">Admin</Link>
              </BreadcrumbLink>
            </BreadcrumbItem>
            <BreadcrumbSeparator />
            <BreadcrumbItem>
              <BreadcrumbLink asChild>
                <Link href={route('admin.wp-connections.index')}>WP Connections</Link>
              </BreadcrumbLink>
            </BreadcrumbItem>
            <BreadcrumbSeparator />
            <BreadcrumbItem>
              <BreadcrumbPage>#{connection.id}</BreadcrumbPage>
            </BreadcrumbItem>
          </BreadcrumbList>
        </Breadcrumb>

        <div className="flex items-center gap-3">
          <Plug className="h-5 w-5 text-muted-foreground" />
          <div>
            <h1 className="text-xl font-semibold">WP Connection #{connection.id}</h1>
            <p className="text-sm text-muted-foreground font-mono">{connection.wp_url}</p>
          </div>
          {connection.status && (
            <Badge variant={STATUS_VARIANTS[connection.status] ?? 'secondary'} className="ml-auto">
              {connection.status}
            </Badge>
          )}
        </div>

        <div className="grid gap-6 md:grid-cols-2">
          <Card>
            <CardHeader>
              <CardTitle className="text-sm font-medium">Site &amp; User</CardTitle>
            </CardHeader>
            <CardContent className="space-y-3 text-sm">
              <div>
                <p className="text-xs text-muted-foreground">Site</p>
                {connection.site_id ? (
                  <Link href={route('admin.sites.show', { site: connection.site_id })} className="text-primary hover:underline font-medium">
                    {connection.site_name ?? '—'}
                  </Link>
                ) : (
                  <p className="font-medium">{connection.site_name ?? '—'}</p>
                )}
                {connection.site_domain && (
                  <p className="text-xs text-muted-foreground">{connection.site_domain}</p>
                )}
              </div>
              <div>
                <p className="text-xs text-muted-foreground">User</p>
                <p className="font-medium">{connection.user_name ?? '—'}</p>
                {connection.user_email && (
                  <p className="text-xs text-muted-foreground">{connection.user_email}</p>
                )}
              </div>
              <div>
                <p className="text-xs text-muted-foreground">Connected</p>
                <p>{formatDateTime(connection.created_at)}</p>
              </div>
              <div>
                <p className="text-xs text-muted-foreground">Last Contacted</p>
                <p>{formatDateTime(connection.last_contacted_at) || '—'}</p>
              </div>
            </CardContent>
          </Card>

          <Card>
            <CardHeader>
              <CardTitle className="text-sm font-medium">Plugin &amp; Webhook</CardTitle>
            </CardHeader>
            <CardContent className="space-y-3 text-sm">
              <div>
                <p className="text-xs text-muted-foreground">Plugin Version</p>
                <p className="font-mono">{connection.plugin_version ?? '—'}</p>
              </div>
              <div>
                <p className="text-xs text-muted-foreground">Webhook</p>
                {connection.webhook_enabled ? (
                  <Badge variant="success">Enabled</Badge>
                ) : (
                  <Badge variant="outline" className="text-muted-foreground">Disabled</Badge>
                )}
              </div>
              {connection.webhook_failure_count > 0 && (
                <div>
                  <p className="text-xs text-muted-foreground">Webhook Failures</p>
                  <p className="text-destructive font-medium">{connection.webhook_failure_count}</p>
                </div>
              )}
            </CardContent>
          </Card>
        </div>

        <Button variant="outline" asChild>
          <Link href={route('admin.wp-connections.index')}>
            <ArrowLeft className="mr-2 h-4 w-4" />
            Back to WP Connections
          </Link>
        </Button>
      </div>
    </AdminLayout>
  );
}
