import { TrkSectionHeader, Trk } from '../lib/Trk';
import { PageContainer, PageHeader, Section } from '@shared/components/layout';
import { Button } from '@shared/components/ui/button';
import { Input } from '@shared/components/ui/input';
import { Shield, BarChart3, Plus, Search } from 'lucide-react';

export function LayoutSection() {
  return (
    <>
      <TrkSectionHeader
        id="TRK-SEC-layout"
        title="Layout 컴포넌트"
        description="PageContainer · PageHeader · Section. 40+ 페이지 레이아웃 표준."
      />

      {/* PageContainer */}
      <h3 className="text-sm font-semibold text-heading mb-2 mt-2">PageContainer</h3>
      <div className="ds-grid ds-grid-3">
        <Trk id="TRK-LAYOUT-page-container-sm" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-1 block">size=sm (p-4 space-y-3)</label>
          <div className="border border-dashed border-slate-600/40 rounded">
            <PageContainer size="sm">
              <div className="h-4 bg-blue-500/30 rounded" />
              <div className="h-4 bg-blue-500/30 rounded" />
            </PageContainer>
          </div>
        </Trk>
        <Trk id="TRK-LAYOUT-page-container-md" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-1 block">size=md · 기본값 (p-5 space-y-4)</label>
          <div className="border border-dashed border-slate-600/40 rounded">
            <PageContainer size="md">
              <div className="h-4 bg-blue-500/30 rounded" />
              <div className="h-4 bg-blue-500/30 rounded" />
            </PageContainer>
          </div>
        </Trk>
        <Trk id="TRK-LAYOUT-page-container-lg" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-1 block">size=lg (p-6 space-y-4)</label>
          <div className="border border-dashed border-slate-600/40 rounded">
            <PageContainer size="lg">
              <div className="h-4 bg-blue-500/30 rounded" />
              <div className="h-4 bg-blue-500/30 rounded" />
            </PageContainer>
          </div>
        </Trk>
      </div>

      <Trk id="TRK-LAYOUT-page-container-fullbleed" className="ds-sample mt-3">
        <label className="text-[10px] text-hint font-mono mb-1 block">
          fullBleed — 지도/풀화면 페이지 (padding 0, space-y 0)
        </label>
        <div className="border border-dashed border-slate-600/40 rounded h-16 relative">
          <PageContainer fullBleed className="h-full">
            <div className="h-full bg-blue-500/30 rounded flex items-center justify-center text-xs text-heading">
              fullBleed: 가장자리까지 콘텐츠 (LiveMapView / VesselDetail 패턴)
            </div>
          </PageContainer>
        </div>
      </Trk>

      {/* PageHeader */}
      <h3 className="text-sm font-semibold text-heading mb-2 mt-6">PageHeader</h3>
      <div className="space-y-3">
        <Trk id="TRK-LAYOUT-page-header-simple" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-2 block">단순형 (title + description)</label>
          <PageHeader title="대시보드" description="실시간 종합 상황판" />
        </Trk>

        <Trk id="TRK-LAYOUT-page-header-icon" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-2 block">아이콘 포함</label>
          <PageHeader
            icon={Shield}
            iconColor="text-blue-400"
            title="권한 관리"
            description="사용자/역할/권한 설정"
          />
        </Trk>

        <Trk id="TRK-LAYOUT-page-header-demo" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-2 block">데모 배지</label>
          <PageHeader
            icon={BarChart3}
            iconColor="text-purple-400"
            title="AI 모델 관리"
            description="ML 모델 배포 상태"
            demo
          />
        </Trk>

        <Trk id="TRK-LAYOUT-page-header-actions" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-2 block">우측 액션 슬롯</label>
          <PageHeader
            title="보고서 관리"
            description="단속 증거 보고서 목록"
            actions={
              <>
                <Input size="sm" placeholder="검색..." className="w-40" />
                <Button variant="secondary" size="sm" icon={<Search className="w-3.5 h-3.5" />}>
                  검색
                </Button>
                <Button variant="primary" size="sm" icon={<Plus className="w-3.5 h-3.5" />}>
                  새 보고서
                </Button>
              </>
            }
          />
        </Trk>
      </div>

      {/* Section */}
      <h3 className="text-sm font-semibold text-heading mb-2 mt-6">Section (Card 단축)</h3>
      <div className="ds-grid ds-grid-2">
        <Trk id="TRK-LAYOUT-section-basic" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-2 block">기본 Section</label>
          <Section title="해역별 위험도" icon={BarChart3} iconColor="text-orange-400">
            <div className="space-y-1.5">
              <div className="flex justify-between text-[11px]">
                <span className="text-hint">동해</span>
                <span className="text-label">23건</span>
              </div>
              <div className="flex justify-between text-[11px]">
                <span className="text-hint">서해</span>
                <span className="text-label">12건</span>
              </div>
            </div>
          </Section>
        </Trk>

        <Trk id="TRK-LAYOUT-section-actions" className="ds-sample">
          <label className="text-[10px] text-hint font-mono mb-2 block">우측 액션</label>
          <Section
            title="최근 이벤트"
            icon={BarChart3}
            actions={
              <Button variant="ghost" size="sm">
                전체 보기
              </Button>
            }
          >
            <div className="text-[11px] text-hint">이벤트 3건</div>
          </Section>
        </Trk>
      </div>

      {/* 전체 조합 예시 */}
      <h3 className="text-sm font-semibold text-heading mb-2 mt-6">전체 조합 예시</h3>
      <Trk id="TRK-LAYOUT-full-example" className="ds-sample">
        <code className="ds-code">
          {`import { PageContainer, PageHeader, Section } from '@shared/components/layout';
import { Button } from '@shared/components/ui/button';
import { Shield, Plus } from 'lucide-react';

export function AccessControlPage() {
  return (
    <PageContainer>
      <PageHeader
        icon={Shield}
        iconColor="text-blue-400"
        title="권한 관리"
        description="사용자별 역할 및 권한 매핑"
        actions={
          <Button variant="primary" icon={<Plus className="w-4 h-4" />}>
            역할 추가
          </Button>
        }
      />
      <Section title="사용자 목록">
        <DataTable ... />
      </Section>
    </PageContainer>
  );
}`}
        </code>
      </Trk>
    </>
  );
}