import { Button, Modal, message } from "antd";
import { useEffect, useRef, useState } from "react";
import html2canvas from "html2canvas";
import { jsPDF } from "jspdf";
import { fetchOrgPersonnelDetail } from "~/utils/qualFiling/personnelHelper";
import { ABILITY_SOURCE_MAP } from "~/enumerate/enterpriseOptions";
import {
  CERT_LEVEL_LABEL_BY_TYPE,
  CAPABILITY_MAP,
} from "~/enumerate/constant";
import "./index.less";

const GENDER_MAP = { 1: "男", 2: "女" };

const parseFileList = (raw) => {
  if (!raw) return [];
  if (Array.isArray(raw)) return raw;
  try {
    const parsed = JSON.parse(raw);
    return Array.isArray(parsed) ? parsed : [];
  } catch {
    return [];
  }
};

const maskIdCard = (val) => {
  if (!val || String(val).length < 8) return val || "-";
  const s = String(val);
  return `${s.slice(0, 14)}****`;
};

const maskPhone = (val) => {
  if (!val || String(val).length < 7) return val || "-";
  const s = String(val);
  return `${s.slice(0, 3)}****${s.slice(-4)}`;
};

const display = (val) => {
  if (val === 0) return "0";
  if (val == null || val === "") return "-";
  return val;
};

export default function StaffResumeModal({
  open,
  currentId,
  requestDetails = fetchOrgPersonnelDetail,
  onCancel,
}) {
  const [info, setInfo] = useState({});
  const [detailLoading, setDetailLoading] = useState(false);
  const [downloading, setDownloading] = useState(false);
  const resumeRef = useRef(null);
  const requestDetailsRef = useRef(requestDetails);
  requestDetailsRef.current = requestDetails;

  useEffect(() => {
    if (!open || !currentId) {
      setInfo({});
      return;
    }
    let cancelled = false;
    setDetailLoading(true);

    Promise.resolve(requestDetailsRef.current({ id: currentId }))
      .catch((err) => {
        console.warn("[StaffResumeModal] load detail failed:", err);
        return { data: {} };
      })
      .then((detailRes) => {
        if (!cancelled) {
          setInfo(detailRes?.data || {});
        }
      })
      .finally(() => {
        if (!cancelled) {
          setDetailLoading(false);
        }
      });
    return () => {
      cancelled = true;
    };
  }, [open, currentId]);

  const evalCert = info.evaluatorCert;
  const evalLevelMap = CERT_LEVEL_LABEL_BY_TYPE.evaluator;
  const evalLevelName = evalLevelMap[evalCert?.certLevel] || "";
  const qualificationText =
    evalLevelName || evalCert?.certNo
      ? [evalLevelName, evalCert?.certNo].filter(Boolean).join(" / ")
      : "-";

  const regCert = info.registeredSafetyEngineerCert;
  const regCertFiles = parseFileList(regCert?.certAttachmentUrl);

  const educationText = [info.educationTypeName, info.educationLevelName]
    .filter(Boolean)
    .join("") || "-";

  const schoolMajorText = [info.graduateSchool, info.basicDisciplineMajorName]
    .filter(Boolean)
    .join(" / ") || "-";

  const capabilityText = Array.isArray(info.capabilityAssessment)
    ? info.capabilityAssessment
        .map((item) => {
          const name =
            CAPABILITY_MAP[item.professionalCapabilityCode] ||
            item.professionalCapabilityCode ||
            "";
          const source =
            ABILITY_SOURCE_MAP[item.professionalCapabilitySourceCode] ||
            item.professionalCapabilitySourceCode ||
            "";
          if (!name && !source) return "";
          return [name, source].filter(Boolean).join(" / ");
        })
        .filter(Boolean)
        .join("；") || "-"
    : "-";

  const handleDownload = async () => {
    if (!resumeRef.current) return;
    setDownloading(true);
    try {
      const canvas = await html2canvas(resumeRef.current, {
        scale: 2,
        useCORS: true,
        backgroundColor: "#ffffff",
        logging: false,
      });
      const imgData = canvas.toDataURL("image/jpeg", 0.95);
      const pdf = new jsPDF({
        orientation: "portrait",
        unit: "mm",
        format: "a4",
      });
      const pageWidth = pdf.internal.pageSize.getWidth();
      const pageHeight = pdf.internal.pageSize.getHeight();
      const margin = 10;
      const contentWidth = pageWidth - margin * 2;
      const contentHeight = (canvas.height * contentWidth) / canvas.width;

      let heightLeft = contentHeight;
      let position = margin;

      pdf.addImage(imgData, "JPEG", margin, position, contentWidth, contentHeight);
      heightLeft -= pageHeight - margin * 2;

      while (heightLeft > 0) {
        position = margin - (contentHeight - heightLeft);
        pdf.addPage();
        pdf.addImage(imgData, "JPEG", margin, position, contentWidth, contentHeight);
        heightLeft -= pageHeight - margin * 2;
      }

      const fileName = `安全评价师简历表_${info.userName || currentId || ""}.pdf`;
      pdf.save(fileName);
      message.success("简历下载成功");
    } catch (err) {
      console.warn("[StaffResumeModal] download pdf failed:", err);
      message.error("简历下载失败");
    } finally {
      setDownloading(false);
    }
  };

  return (
    <Modal
      open={open}
      destroyOnHidden
      title={null}
      width={860}
      loading={detailLoading}
      className="staff-resume-modal"
      onCancel={onCancel}
      footer={[
        <Button key="download" type="primary" loading={downloading} onClick={handleDownload}>
          下载简历
        </Button>,
        <Button key="close" onClick={onCancel}>
          关闭
        </Button>,
      ]}
    >
      <div ref={resumeRef} style={{ background: "#fff", padding: 8 }}>
        <div className="staff-resume-title">安全评价师简历表</div>
        <table className="staff-resume-table">
          <tbody>
            <tr>
              <td className="resume-label">姓名</td>
              <td className="resume-value">{display(info.userName)}</td>
              <td className="resume-label">性别</td>
              <td className="resume-value">
                {GENDER_MAP[info.genderCode] || "-"}
              </td>
            </tr>
            <tr>
              <td className="resume-label">出生日期</td>
              <td className="resume-value">{display(info.birthDate)}</td>
              <td className="resume-label">现住址</td>
              <td className="resume-value">{display(info.currentAddress)}</td>
            </tr>
            <tr>
              <td className="resume-label">办公地址</td>
              <td className="resume-value">{display(info.officeAddress)}</td>
              <td className="resume-label">职业资格等级及证书号码</td>
              <td className="resume-value">{qualificationText}</td>
            </tr>
            <tr>
              <td className="resume-label">注册安全工程师证书编号</td>
              <td className="resume-value">{display(regCert?.certNo)}</td>
              <td className="resume-label">身份证件号码</td>
              <td className="resume-value">{maskIdCard(info.idCardNo)}</td>
            </tr>
            <tr>
              <td className="resume-label">联系电话</td>
              <td className="resume-value">{maskPhone(info.account)}</td>
              <td className="resume-label">学历学位</td>
              <td className="resume-value">{educationText}</td>
            </tr>
            <tr>
              <td className="resume-label">毕业院校及专业</td>
              <td className="resume-value">{schoolMajorText}</td>
              <td className="resume-label">
                出版学术专著、专利、科技发明及获奖情况
              </td>
              <td className="resume-value">
                {info.publications ? info.publications : "无"}
              </td>
            </tr>
            <tr>
              <td className="resume-label-wide">
                自我申报的专业能力及认定方式
              </td>
              <td className="resume-value-full" colSpan={3}>
                {capabilityText}
              </td>
            </tr>
            <tr>
              <td className="resume-label-wide">申报专业能力证明材料</td>
              <td className="resume-value-full" colSpan={3}>
                {regCertFiles.length
                  ? regCertFiles.map((item) => (
                      <div key={item.uid || item.url}>
                        <a
                          className="resume-link"
                          href={item.url}
                          target="_blank"
                          rel="noreferrer"
                        >
                          {item.fileName || item.name || "查看注册安全工程师资格证"}
                        </a>
                      </div>
                    ))
                  : "-"}
              </td>
            </tr>
            <tr>
              <td className="resume-label-wide">主要学习工作经历</td>
              <td className="resume-value-full" colSpan={3}>
                {display(info.workExperience)}
              </td>
            </tr>
            <tr>
              <td className="resume-label">本人签字</td>
              <td className="resume-sign"></td>
              <td className="resume-label">从业机构确认</td>
              <td className="resume-sign"></td>
            </tr>
          </tbody>
        </table>
      </div>
    </Modal>
  );
}