/**
 * 견적 산출내역서 / 견적서 컴포넌트
 * - documentType="견적서": 간단한 견적서
 * - documentType="견적산출내역서": 상세 산출내역서 + 소요자재 내역
 */

import { QuoteFormDataV2 } from "./QuoteRegistration";
import type { CompanyFormData } from "@/components/settings/CompanyInfoManagement/types";

interface QuoteCalculationReportProps {
  quote: QuoteFormDataV2;
  companyInfo?: CompanyFormData | null;
  documentType?: "견적산출내역서" | "견적서";
  showDetailedBreakdown?: boolean;
  showMaterialList?: boolean;
}

export function QuoteCalculationReport({
  quote,
  companyInfo,
  documentType = "견적산출내역서",
  showDetailedBreakdown = true,
  showMaterialList = true
}: QuoteCalculationReportProps) {
  const formatAmount = (amount: number | null | undefined) => {
    if (amount == null) return '0';
    return Number(amount).toLocaleString('ko-KR');
  };

  const formatDate = (dateStr: string) => {
    if (!dateStr) return '';
    const date = new Date(dateStr);
    return `${date.getFullYear()}년 ${String(date.getMonth() + 1).padStart(2, '0')}월 ${String(date.getDate()).padStart(2, '0')}일`;
  };

  // 총 금액 계산 (totalPrice > unitPrice * quantity > inspectionFee 우선순위)
  const totalAmount = quote.locations?.reduce((sum, loc) => {
    const locTotal = loc.totalPrice ||
      (loc.unitPrice || 0) * (loc.quantity || 1) ||
      (loc.inspectionFee || 0) * (loc.quantity || 1);
    return sum + locTotal;
  }, 0) || 0;

  // 소요자재 내역 - BOM 자재 목록 (locations[].bomResult.items)에서 가져옴
  const materialItems = (quote.locations || []).flatMap(loc =>
    (loc.bomResult?.items || [])
  ).map((material, index) => ({
    no: index + 1,
    itemCode: material.item_code || '-',
    name: material.item_name || '-',
    spec: material.specification || '-',
    quantity: Math.floor(material.quantity || 1),
    unit: material.unit || 'EA',
    unitPrice: material.unit_price || 0,
    totalPrice: material.total_price || 0,
  }));

  return (
    <>
      <style>{`
        @media print {
          @page {
            size: A4 portrait;
            margin: 15mm;
          }

          body {
            background: white !important;
          }

          .print\\:hidden {
            display: none !important;
          }

          #quote-report-content {
            background: white !important;
            padding: 0 !important;
          }

          table {
            page-break-inside: avoid;
          }

          .page-break-after {
            page-break-after: always;
          }
        }

        /* 공문서 스타일 */
        .official-doc {
          font-family: 'Malgun Gothic', 'Apple SD Gothic Neo', sans-serif;
          background: white;
          color: #000;
          line-height: 1.5;
        }

        .doc-header {
          text-align: center;
          border-bottom: 3px double #000;
          padding-bottom: 20px;
          margin-bottom: 30px;
        }

        .doc-title {
          font-size: 26px;
          font-weight: 700;
          letter-spacing: 2px;
          margin-bottom: 12px;
        }

        .doc-number {
          font-size: 14px;
          color: #333;
        }

        .info-box {
          border: 2px solid #000;
          margin-bottom: 20px;
        }

        .info-box-header {
          background: #f0f0f0;
          border-bottom: 2px solid #000;
          padding: 8px 12px;
          font-weight: 700;
          text-align: center;
          font-size: 14px;
        }

        .info-box-content {
          padding: 0;
        }

        .info-table {
          width: 100%;
          border-collapse: collapse;
        }

        .info-table th {
          background: #f8f8f8;
          border: 1px solid #999;
          padding: 8px 10px;
          text-align: center;
          font-weight: 600;
          font-size: 13px;
          width: 100px;
        }

        .info-table td {
          border: 1px solid #999;
          padding: 8px 10px;
          font-size: 13px;
        }

        .amount-box {
          border: 3px double #000;
          padding: 20px;
          text-align: center;
          margin: 30px 0;
          background: #fafafa;
        }

        .amount-label {
          font-size: 16px;
          font-weight: 600;
          margin-bottom: 10px;
        }

        .amount-value {
          font-size: 32px;
          font-weight: 700;
          color: #000;
          letter-spacing: 1px;
        }

        .amount-note {
          font-size: 13px;
          color: #666;
          margin-top: 8px;
        }

        .section-title {
          background: #000;
          color: white;
          padding: 10px 15px;
          font-weight: 700;
          font-size: 15px;
          margin: 30px 0 15px 0;
          text-align: center;
          letter-spacing: 1px;
        }

        .detail-table {
          width: 100%;
          border-collapse: collapse;
          border: 2px solid #000;
        }

        .detail-table thead th {
          background: #e8e8e8;
          border: 1px solid #666;
          padding: 10px 6px;
          text-align: center;
          font-weight: 700;
          font-size: 12px;
        }

        .detail-table tbody td {
          border: 1px solid #999;
          padding: 8px 6px;
          font-size: 12px;
        }

        .detail-table tbody tr:hover {
          background: #f9f9f9;
        }

        .detail-table tfoot td {
          background: #f0f0f0;
          border: 1px solid #666;
          padding: 10px;
          font-weight: 700;
          font-size: 13px;
        }

        .material-table {
          width: 100%;
          border-collapse: collapse;
          border: 2px solid #000;
          margin-top: 15px;
        }

        .material-table th {
          background: #e8e8e8;
          border: 1px solid #666;
          padding: 8px;
          text-align: center;
          font-weight: 600;
          font-size: 12px;
        }

        .material-table td {
          border: 1px solid #999;
          padding: 8px;
          font-size: 12px;
        }

        .stamp-area {
          border: 2px solid #000;
          width: 80px;
          height: 80px;
          display: inline-block;
          position: relative;
          margin-left: 20px;
        }

        .stamp-text {
          position: absolute;
          top: 50%;
          left: 50%;
          transform: translate(-50%, -50%);
          font-size: 10px;
          color: #999;
          text-align: center;
          line-height: 1.3;
        }

        .footer-note {
          margin-top: 40px;
          padding-top: 20px;
          border-top: 1px solid #ccc;
          font-size: 11px;
          color: #666;
          line-height: 1.6;
        }

        .signature-section {
          margin-top: 30px;
          text-align: right;
        }
      `}</style>

      {/* 문서 컴포넌트 */}
      <div className="official-doc">
        {/* 문서 헤더 */}
        <div className="doc-header">
          <div className="doc-title">
            {documentType === "견적서" ? "견 적 서" : "견 적 산 출 내 역 서"}
          </div>
          <div className="doc-number">
            문서번호: {quote.id || '-'} | 작성일자: {formatDate(quote.registrationDate || '')}
          </div>
        </div>

        {/* 수요자 정보 */}
        <div className="info-box">
          <div className="info-box-header">수 요 자</div>
          <div className="info-box-content">
            <table className="info-table">
              <tbody>
                <tr>
                  <th>업체명</th>
                  <td colSpan={3}>{quote.clientName || '-'}</td>
                </tr>
                <tr>
                  <th>현장명</th>
                  <td>{quote.siteName || '-'}</td>
                  <th>담당자</th>
                  <td>{quote.manager || '-'}</td>
                </tr>
                <tr>
                  <th>제품명</th>
                  <td>{quote.locations?.[0]?.productName || '-'}</td>
                  <th>연락처</th>
                  <td>{quote.contact || '-'}</td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>

        {/* 공급자 정보 */}
        <div className="info-box">
          <div className="info-box-header">공 급 자</div>
          <div className="info-box-content">
            <table className="info-table">
              <tbody>
                <tr>
                  <th>상호</th>
                  <td>{companyInfo?.companyName || '-'}</td>
                  <th>사업자등록번호</th>
                  <td>{companyInfo?.businessNumber || '-'}</td>
                </tr>
                <tr>
                  <th>대표자</th>
                  <td>{companyInfo?.representativeName || '-'}</td>
                  <th>업태</th>
                  <td>{companyInfo?.businessType || '-'}</td>
                </tr>
                <tr>
                  <th>종목</th>
                  <td colSpan={3}>{companyInfo?.businessCategory || '-'}</td>
                </tr>
                <tr>
                  <th>사업장주소</th>
                  <td colSpan={3}>{companyInfo?.address || '-'}</td>
                </tr>
                <tr>
                  <th>전화</th>
                  <td>{companyInfo?.managerPhone || '-'}</td>
                  <th>이메일</th>
                  <td>{companyInfo?.email || '-'}</td>
                </tr>
              </tbody>
            </table>
          </div>
        </div>

        {/* 총 견적금액 */}
        <div className="amount-box">
          <div className="amount-label">총 견적금액</div>
          <div className="amount-value">₩ {formatAmount(totalAmount)}</div>
          <div className="amount-note">※ 부가가치세 별도</div>
        </div>

        {/* 세부 산출내역서 */}
        {showDetailedBreakdown && quote.locations && quote.locations.length > 0 && (
          <div className="page-break-after">
            <div className="section-title">세 부 산 출 내 역</div>

            <table className="detail-table">
              <thead>
                <tr>
                  <th style={{ width: '40px' }}>No.</th>
                  <th style={{ width: '200px' }}>품목명</th>
                  <th style={{ width: '150px' }}>규격</th>
                  <th style={{ width: '70px' }}>수량</th>
                  <th style={{ width: '50px' }}>단위</th>
                  <th style={{ width: '110px' }}>단가</th>
                  <th style={{ width: '130px' }}>금액</th>
                </tr>
              </thead>
              <tbody>
                {quote.locations.map((loc, index) => {
                  const unitPrice = loc.unitPrice || loc.inspectionFee || 0;
                  const locTotal = loc.totalPrice || unitPrice * (loc.quantity || 1);
                  return (
                    <tr key={loc.id || `loc-${index}`}>
                      <td style={{ textAlign: 'center' }}>{index + 1}</td>
                      <td>{loc.productName}</td>
                      <td style={{ fontSize: '11px' }}>{`${loc.openWidth}×${loc.openHeight}mm`}</td>
                      <td style={{ textAlign: 'right' }}>{Math.floor(loc.quantity || 0)}</td>
                      <td style={{ textAlign: 'center' }}>SET</td>
                      <td style={{ textAlign: 'right' }}>{formatAmount(unitPrice)}</td>
                      <td style={{ textAlign: 'right', fontWeight: '600' }}>{formatAmount(locTotal)}</td>
                    </tr>
                  );
                })}
              </tbody>
              <tfoot>
                <tr>
                  <td colSpan={6} style={{ textAlign: 'right', padding: '12px', background: '#e0e0e0', fontWeight: '700' }}>공급가액 합계</td>
                  <td style={{ textAlign: 'right', padding: '12px', background: '#e0e0e0', fontSize: '15px', fontWeight: '700' }}>{formatAmount(totalAmount)}</td>
                </tr>
              </tfoot>
            </table>
          </div>
        )}

        {/* 소요자재 내역 */}
        {showMaterialList && documentType !== "견적서" && (
          <div>
            <div className="section-title">소 요 자 재 내 역</div>

            {/* 제품 정보 */}
            <div className="info-box" style={{ marginTop: '15px' }}>
              <div className="info-box-content">
                <table className="info-table">
                  <tbody>
                    <tr>
                      <th>제품구분</th>
                      <td>{quote.locations?.[0]?.itemCategory === 'steel' ? '철재' : '스크린'}</td>
                      <th>부호</th>
                      <td>{quote.locations?.[0]?.code || '-'}</td>
                    </tr>
                    <tr>
                      <th>오픈사이즈</th>
                      <td>W {quote.locations?.[0]?.openWidth || '-'} × H {quote.locations?.[0]?.openHeight || '-'} (mm)</td>
                      <th>제작사이즈</th>
                      <td>W {Number(quote.locations?.[0]?.openWidth || 0) + 100} × H {Number(quote.locations?.[0]?.openHeight || 0) + 100} (mm)</td>
                    </tr>
                    <tr>
                      <th>수량</th>
                      <td>{Math.floor(quote.locations?.[0]?.quantity || 1)} SET</td>
                      <th>케이스</th>
                      <td>2438 × 550 (mm)</td>
                    </tr>
                  </tbody>
                </table>
              </div>
            </div>

            {/* 자재 목록 테이블 */}
            {materialItems.length > 0 ? (
              <table className="material-table">
                <thead>
                  <tr>
                    <th style={{ width: '40px' }}>No.</th>
                    <th style={{ width: '100px' }}>품목코드</th>
                    <th>자재명</th>
                    <th style={{ width: '200px' }}>규격</th>
                    <th style={{ width: '80px' }}>수량</th>
                    <th style={{ width: '60px' }}>단위</th>
                  </tr>
                </thead>
                <tbody>
                  {materialItems.map((item, index) => (
                    <tr key={index}>
                      <td style={{ textAlign: 'center' }}>{index + 1}</td>
                      <td style={{ textAlign: 'center', fontSize: '11px' }}>{item.itemCode}</td>
                      <td>{item.name}</td>
                      <td style={{ fontSize: '11px' }}>{item.spec}</td>
                      <td style={{ textAlign: 'center', fontWeight: '600' }}>{item.quantity}</td>
                      <td style={{ textAlign: 'center' }}>{item.unit}</td>
                    </tr>
                  ))}
                </tbody>
              </table>
            ) : (
              <div style={{
                border: '2px solid #000',
                padding: '30px',
                textAlign: 'center',
                marginTop: '15px',
                color: '#666'
              }}>
                소요자재 정보가 없습니다. (BOM 계산 데이터가 필요합니다)
              </div>
            )}
          </div>
        )}

        {/* 비고사항 */}
        {quote.remarks && (
          <div style={{ marginTop: '30px' }}>
            <div className="section-title">비 고 사 항</div>
            <div style={{
              border: '2px solid #000',
              padding: '15px',
              minHeight: '100px',
              whiteSpace: 'pre-wrap',
              fontSize: '13px',
              lineHeight: '1.8',
              marginTop: '15px'
            }}>
              {quote.remarks}
            </div>
          </div>
        )}

        {/* 서명란 */}
        <div className="signature-section">
          <div style={{ display: 'inline-block', textAlign: 'left' }}>
            <div style={{ marginBottom: '15px', fontSize: '14px' }}>
              상기와 같이 견적합니다.
            </div>
            <div style={{ display: 'flex', alignItems: 'center', gap: '20px' }}>
              <div>
                <div style={{ fontSize: '13px', marginBottom: '5px' }}>{formatDate(quote.registrationDate || '')}</div>
                <div style={{ fontSize: '15px', fontWeight: '600' }}>
                  공급자: {companyInfo?.companyName || '-'} (인)
                </div>
              </div>
              <div className="stamp-area">
                <div className="stamp-text">
                  (인감<br/>날인)
                </div>
              </div>
            </div>
          </div>
        </div>

        {/* 하단 안내사항 */}
        <div className="footer-note">
          <p style={{ fontWeight: '600', marginBottom: '8px' }}>【 유의사항 】</p>
          <p>1. 본 견적서는 {formatDate(quote.registrationDate || '')} 기준으로 작성되었으며, 자재 가격 변동 시 조정될 수 있습니다.</p>
          <p>2. 견적 유효기간은 발행일로부터 30일이며, 기간 경과 시 재견적이 필요합니다.</p>
          <p>3. 제작 사양 및 수량 변경 시 견적 금액이 변동될 수 있습니다.</p>
          <p>4. 현장 여건에 따라 추가 비용이 발생할 수 있습니다.</p>
          <p style={{ marginTop: '12px', textAlign: 'center', fontWeight: '600' }}>
            문의: {companyInfo?.managerName || quote.manager || '담당자'} | {companyInfo?.managerPhone || '-'}
          </p>
        </div>
      </div>
    </>
  );
}