Router.register('/upload/shipments', async () => {
  setTimeout(() => {
    const manualStatus = document.getElementById('ship-manual-status');
    
    // 设置默认日期为今天
    const dateInput = document.getElementById('ship-date');
    if (dateInput && !dateInput.value) {
      const today = new Date().toISOString().split('T')[0];
      dateInput.value = today;
    }
    
    // 手动录入提交
    const btn = document.getElementById('ship-upload');
    btn?.addEventListener('click', async () => {
      const date = document.getElementById('ship-date').value;
      const qty = parseInt(document.getElementById('ship-qty').value || '0', 10);
      const to = document.getElementById('ship-to').value;
      const platform = document.getElementById('ship-manual-platform').value;
      const boxNo = document.getElementById('ship-box-no').value.trim();
      
      // 验证必填字段
      if (!date) {
        manualStatus.textContent = '✗ 请选择发货日期';
        manualStatus.className = 'error';
        return;
      }
      
      if (!platform) {
        manualStatus.textContent = '✗ 请选择机种类型';
        manualStatus.className = 'error';
        return;
      }
      
      if (!to) {
        manualStatus.textContent = '✗ 请输入接收方';
        manualStatus.className = 'error';
        return;
      }
      
      if (qty <= 0) {
        manualStatus.textContent = '✗ 数量必须大于0';
        manualStatus.className = 'error';
        return;
      }
      
      try {
        manualStatus.textContent = '提交中...';
        manualStatus.className = '';
        
        const payload = { date, qty, to, platform };
        if (boxNo) {
          payload.box_no = boxNo;
        }
        
        await API.uploadShipments(payload);
        
        const platformName = {pdd: '拼多多', yt: '圆通', tx: '兔喜'}[platform] || platform;
        manualStatus.textContent = `✓ 录入成功！机种：${platformName}，数量：${qty}`;
        manualStatus.className = 'success';
        
        // 清空表单（保留日期和机种）
        document.getElementById('ship-qty').value = '';
        document.getElementById('ship-to').value = '';
        document.getElementById('ship-box-no').value = '';
        
      } catch(e) {
        manualStatus.textContent = '✗ 录入失败：' + (e.message || '未知错误');
        manualStatus.className = 'error';
      }
    });

    const fileInput = document.getElementById('ship-file');
    const validateBtn = document.getElementById('ship-validate');
    const uploadFileBtn = document.getElementById('ship-upload-file');
    const fileStatus = document.getElementById('ship-file-status');

    fileInput?.addEventListener('change', () => {
      fileStatus.textContent = '';
      fileStatus.className = '';
    });

    validateBtn?.addEventListener('click', async () => {
      const file = fileInput?.files?.[0];
      if (!file) {
        fileStatus.textContent = '请先选择文件';
        fileStatus.className = 'error';
        return;
      }

      const formData = new FormData();
      formData.append('file', file);

      try {
        const res = await fetch('/api/validate/shipments-file', {
          method: 'POST',
          body: formData,
          credentials: 'include'
        });
        
        if (!res.ok) {
          const text = await res.text();
          throw new Error(`HTTP ${res.status}: ${text}`);
        }
        
        const data = await res.json();
        
        if (data.valid) {
          fileStatus.textContent = '✓ ' + data.message;
          fileStatus.className = 'success';
        } else {
          fileStatus.textContent = '✗ ' + data.message;
          fileStatus.className = 'error';
        }
      } catch (e) {
        fileStatus.textContent = '验证失败：' + e.message;
        fileStatus.className = 'error';
      }
    });

    uploadFileBtn?.addEventListener('click', async () => {
      const file = fileInput?.files?.[0];
      const platform = document.getElementById('ship-platform')?.value;
      
      if (!platform) {
        fileStatus.textContent = '✗ 请选择机种类型';
        fileStatus.className = 'error';
        return;
      }
      
      if (!file) {
        fileStatus.textContent = '✗ 请先选择文件';
        fileStatus.className = 'error';
        return;
      }

      const formData = new FormData();
      formData.append('file', file);
      formData.append('platform', platform);

      try {
        fileStatus.textContent = '上传中...';
        fileStatus.className = '';
        
        const res = await fetch('/api/upload/shipments-file', {
          method: 'POST',
          body: formData,
          credentials: 'include'
        });
        
        if (!res.ok) {
          const text = await res.text();
          throw new Error(`HTTP ${res.status}: ${text}`);
        }
        
        const data = await res.json();
        
        if (data.ok) {
          const platformName = {pdd: '拼多多', yt: '圆通', tx: '兔喜'}[platform] || platform;
          fileStatus.textContent = `✓ 上传成功！机种：${platformName}，共导入${data.count}个箱次，${data.total_qty}个SN`;
          fileStatus.className = 'success';
          fileInput.value = '';
          document.getElementById('ship-platform').value = '';
        } else {
          fileStatus.textContent = '✗ ' + (data.error || '上传失败');
          fileStatus.className = 'error';
        }
      } catch (e) {
        fileStatus.textContent = '上传失败：' + e.message;
        fileStatus.className = 'error';
      }
    });
  }, 0);
  return `<div class="card">
    <div style="font-weight:600;margin-bottom:16px">发货记录</div>
    
    <div style="margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--border)">
      <div style="font-weight:500;margin-bottom:12px">手动录入</div>
      <div style="font-size:13px;color:var(--text-secondary);margin-bottom:12px">
        用于快速录入发货汇总信息（不含详细SN）
      </div>
      <div class="row">
        <div class="col">
          <div class="field">
            <label>发货日期 <span style="color:var(--danger)">*</span></label>
            <input id="ship-date" type="date" class="input" />
          </div>
        </div>
        <div class="col">
          <div class="field">
            <label>机种类型 <span style="color:var(--danger)">*</span></label>
            <select id="ship-manual-platform" class="input">
              <option value="">请选择机种</option>
              <option value="pdd">拼多多</option>
              <option value="yt">圆通</option>
              <option value="tx">兔喜</option>
            </select>
          </div>
        </div>
      </div>
      <div class="row">
        <div class="col">
          <div class="field">
            <label>接收方 <span style="color:var(--danger)">*</span></label>
            <input id="ship-to" class="input" placeholder="客户名称" />
          </div>
        </div>
        <div class="col">
          <div class="field">
            <label>数量 <span style="color:var(--danger)">*</span></label>
            <input id="ship-qty" type="number" min="1" class="input" placeholder="发货数量" />
          </div>
        </div>
      </div>
      <div class="field">
        <label>箱号（可选）</label>
        <input id="ship-box-no" class="input" placeholder="例如：BOX001" />
      </div>
      <div id="ship-manual-status" style="margin:8px 0;font-size:13px"></div>
      <div class="actions"><button class="btn" id="ship-upload">提交录入</button></div>
    </div>

    <div>
      <div style="font-weight:500;margin-bottom:12px">详细记录批量导入</div>
      <div class="format-requirements">
        <div style="font-weight:500;margin-bottom:4px">文件格式要求：</div>
        <div>• 必需列：出货日期、箱号、SN1、SN2、...、SN20</div>
        <div>• 出货日期列支持合并单元格</div>
        <div>• 支持格式：Excel (.xlsx, .xls) 或 CSV</div>
      </div>
      <div class="field">
        <label>机种类型 <span style="color:var(--danger)">*</span></label>
        <select id="ship-platform" class="input">
          <option value="">请选择机种</option>
          <option value="pdd">拼多多</option>
          <option value="yt">圆通</option>
          <option value="tx">兔喜</option>
        </select>
      </div>
      <div class="field">
        <label>选择文件</label>
        <input type="file" id="ship-file" accept=".xlsx,.xls,.csv" class="input" style="padding:6px" />
      </div>
      <div id="ship-file-status" style="margin:8px 0;font-size:13px"></div>
      <div class="actions">
        <button class="btn" id="ship-validate" style="background:#6c757d">验证文件</button>
        <button class="btn" id="ship-upload-file">导入数据</button>
      </div>
    </div>
  </div>`;
});