'use client'

import { SettingsSection } from '@/components/settings'
import { Card, CardContent } from '@/components/ui/card'
import { Badge } from '@/components/ui/badge'
import { useLanguage } from '@/lib/i18n'

export default function AboutSettingsPage() {
  const { t } = useLanguage()
  const version = '1.0.0'
  const buildDate = '2026-01-17'

  return (
    <div className="space-y-6">
      <div>
        <h1 className="text-3xl font-bold mb-2">{t('about.title')}</h1>
        <p className="text-gray-600 dark:text-gray-400">
          {t('about.description')}
        </p>
      </div>

      <SettingsSection
        title={t('about.appName')}
        icon={<span className="text-2xl">📝</span>}
        description={t('about.appDescription')}
      >
        <Card>
          <CardContent className="pt-6 space-y-4">
            <div className="flex justify-between items-center">
              <span className="font-medium">{t('about.version')}</span>
              <Badge variant="secondary">{version}</Badge>
            </div>
            <div className="flex justify-between items-center">
              <span className="font-medium">{t('about.buildDate')}</span>
              <Badge variant="outline">{buildDate}</Badge>
            </div>
            <div className="flex justify-between items-center">
              <span className="font-medium">{t('about.platform')}</span>
              <Badge variant="outline">{t('about.platformWeb')}</Badge>
            </div>
          </CardContent>
        </Card>
      </SettingsSection>

      <SettingsSection
        title={t('about.features.title')}
        icon={<span className="text-2xl">✨</span>}
        description={t('about.features.description')}
      >
        <Card>
          <CardContent className="pt-6 space-y-2">
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.titleSuggestions')}</span>
            </div>
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.semanticSearch')}</span>
            </div>
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.paragraphReformulation')}</span>
            </div>
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.memoryEcho')}</span>
            </div>
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.notebookOrganization')}</span>
            </div>
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.dragDrop')}</span>
            </div>
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.labelSystem')}</span>
            </div>
            <div className="flex items-center gap-2">
              <span className="text-green-500">✓</span>
              <span>{t('about.features.multipleProviders')}</span>
            </div>
          </CardContent>
        </Card>
      </SettingsSection>

      <SettingsSection
        title={t('about.technology.title')}
        icon={<span className="text-2xl">⚙️</span>}
        description={t('about.technology.description')}
      >
        <Card>
          <CardContent className="pt-6 space-y-2 text-sm">
            <div><strong>{t('about.technology.frontend')}:</strong> Next.js 16, React 19, TypeScript</div>
            <div><strong>{t('about.technology.backend')}:</strong> Next.js API Routes, Server Actions</div>
            <div><strong>{t('about.technology.database')}:</strong> SQLite (Prisma ORM)</div>
            <div><strong>{t('about.technology.authentication')}:</strong> NextAuth 5</div>
            <div><strong>{t('about.technology.ai')}:</strong> Vercel AI SDK, OpenAI, Ollama</div>
            <div><strong>{t('about.technology.ui')}:</strong> Radix UI, Tailwind CSS, Lucide Icons</div>
            <div><strong>{t('about.technology.testing')}:</strong> Playwright (E2E)</div>
          </CardContent>
        </Card>
      </SettingsSection>

      <SettingsSection
        title={t('about.support.title')}
        icon={<span className="text-2xl">💬</span>}
        description={t('about.support.description')}
      >
        <Card>
          <CardContent className="pt-6 space-y-4">
            <div>
              <p className="font-medium mb-2">{t('about.support.documentation')}</p>
              <p className="text-sm text-gray-600 dark:text-gray-400">
                Check the documentation for detailed guides and tutorials.
              </p>
            </div>
            <div>
              <p className="font-medium mb-2">{t('about.support.reportIssues')}</p>
              <p className="text-sm text-gray-600 dark:text-gray-400">
                Found a bug? Report it in the issue tracker.
              </p>
            </div>
            <div>
              <p className="font-medium mb-2">{t('about.support.feedback')}</p>
              <p className="text-sm text-gray-600 dark:text-gray-400">
                We value your feedback! Share your thoughts and suggestions.
              </p>
            </div>
          </CardContent>
        </Card>
      </SettingsSection>
    </div>
  )
}