/* ---- 联系人导入三段式（upload→confirm→result/failures 轮询；id 加 cimp 前缀避让客户导入 tab） ---- */
let cimpTaskId = null, cimpPollTimer = null;
function openCimp() {
  cimpTaskId = null;
  clearInterval(cimpPollTimer);
  $('cimpStep1').style.display = ''; $('cimpStep2').style.display = 'none'; $('cimpStep3').style.display = 'none';
  $('cimpFile').value = '';
  $('cimpCustName').textContent = custName();
  $('cimpOverlay').classList.add('show');
}
function cimpClose() { $('cimpOverlay').classList.remove('show'); clearInterval(cimpPollTimer); }
async function cimpTemplateDownload() {
  try {
    const blob = await apiDownload('/api/customer/contact/import/template', 'GET');
    const a = document.createElement('a');
    a.href = URL.createObjectURL(blob);
    a.download = '联系人导入模板-V1.xlsx';
    a.click();
    URL.revokeObjectURL(a.href);
  } catch (err) { toast('模板下载失败(' + err.code + '):' + err.message, 'err'); }
}
function cimpReupload() { $('cimpStep1').style.display = ''; $('cimpStep2').style.display = 'none'; }
async function cimpUpload() {
  const file = $('cimpFile').files[0];
  if (!file) { toast('请先选择 .xlsx 文件', 'err'); return; }
  const fd = new FormData();
  fd.append('customerId', D.id);
  fd.append('file', file);
  fd.append('importMode', $('cimpMode').value);
  fd.append('duplicateStrategy', $('cimpStrategy').value);
  $('cimpUploadBtn').disabled = true;
  try {
    const p = await api('/api/customer/contact/import/upload', { method: 'POST', body: fd });
    cimpTaskId = p.taskId;
    $('cimpPreviewHead').textContent = '预检完成（任务 ' + p.taskId + ' 待确认）：共 ' + p.totalCount
      + ' 行，预计新增 ' + p.insertCount + '、更新 ' + p.updateCount + '、失败 ' + p.failCount + '、疑似重复 ' + p.suspectCount;
    $('cimpPreviewTbody').innerHTML = (p.rows || []).map(r =>
      '<tr><td>' + r.rowNum + '</td><td>' + esc(r.identity || '') + '</td><td>' + esc(r.verdict || '') + '</td><td>' + esc(r.reason || '--') + '</td></tr>').join('')
      || '<tr><td colspan="4" class="empty">无明细（全部可入库）</td></tr>';
    $('cimpStep1').style.display = 'none'; $('cimpStep2').style.display = '';
  } catch (err) {
    toast('预检失败(' + err.code + '):' + err.message, 'err');   // 67023 守门/模板版本/行数超限
  } finally {
    $('cimpUploadBtn').disabled = false;
  }
}
async function cimpConfirmTask() {
  if (!cimpTaskId) return;
  try {
    await api('/api/customer/contact/import/confirm?taskId=' + encodeURIComponent(cimpTaskId), { method: 'POST' });
    $('cimpStep2').style.display = 'none'; $('cimpStep3').style.display = '';
    $('cimpResultHead').textContent = '导入执行中…';
    $('cimpFailTbody').innerHTML = '';
    pollCimpResult();
  } catch (err) {
    toast('确认失败(' + err.code + '):' + err.message, 'err');   // 67024 重复确认/状态不允许
  }
}
function pollCimpResult() {
  clearInterval(cimpPollTimer);
  const tick = async () => {
    try {
      const r = await api('/api/customer/contact/import/result?taskId=' + encodeURIComponent(cimpTaskId));
      if (r.status === 1) { $('cimpResultHead').textContent = '导入执行中…（总 ' + r.totalCount + ' 行）'; return; }
      clearInterval(cimpPollTimer);
      const statusTxt = r.status === 2 ? '已完成' : (r.status === 3 ? '已失败:' + (r.failReason || '--') : '状态 ' + r.status);
      $('cimpResultHead').textContent = statusTxt + '：新增 ' + r.insertCount + '、更新 ' + r.updateCount
        + '、未变化 ' + r.unchangedCount + '、失败 ' + r.failCount + '、疑似重复 ' + r.suspectCount;
      const fails = await api('/api/customer/contact/import/failures?taskId=' + encodeURIComponent(cimpTaskId)).catch(() => []);
      $('cimpFailTbody').innerHTML = (fails || []).map(f =>
        '<tr><td>' + f.rowNum + '</td><td>' + esc(f.name || '') + '</td><td>' + esc(f.phone || '--') + '</td><td>' + esc(f.failReason || '') + '</td></tr>').join('')
        || '<tr><td colspan="4" class="empty">无失败/疑似明细</td></tr>';
      if (D.sub === 'contacts') {
        await Promise.all([loadContacts(), loadGraph()]);
        layoutGraph(); renderContactsAll();
      }
    } catch (err) {
      clearInterval(cimpPollTimer);
      toast('结果查询失败(' + err.code + '):' + err.message, 'err');
    }
  };
  tick();
  cimpPollTimer = setInterval(tick, 1000);
}
function cimpDone() { $('cimpOverlay').classList.remove('show'); clearInterval(cimpPollTimer); }
/* ---- 批量导出（POST /export 全量导出该客户 xlsx；电话列脱敏口径） ---- */
async function exportContacts() {
  try {
    const blob = await apiDownload('/api/customer/contact/export?customerId=' + D.id, 'POST');
    const a = document.createElement('a');
    a.href = URL.createObjectURL(blob);
    a.download = '联系人导出.xlsx';
    a.click();
    URL.revokeObjectURL(a.href);
    addLog('数据', opName() + ' 导出联系人（xlsx 全量，电话恒脱敏）');
    toast('导出已提交（全量，电话恒脱敏）', 'ok');
  } catch (err) {
    toast('导出失败(' + err.code + '):' + err.message, 'err');
  }
}