// 委外工单管理
(() => {
  let orderList = [];
  let customerOrders = [];
  let currentPage = 1;
  const pageSize = 20;

  const statusMap = {
    'pending': { text: '待发料', color: 'var(--warning)' },
    'issued': { text: '已发料', color: 'var(--info)' },
    'completed': { text: '已完成', color: 'var(--success)' },
    'cancelled': { text: '已取消', color: 'var(--text-2)' }
  };

  Router.register('/outsourcing-mgmt/orders', async () => {
    const html = `
      <style>
        #outsourcing-orders-page .page-header {
          padding: 20px;
          background: var(--surface);
          border-bottom: 1px solid var(--border);
          flex-shrink: 0;
        }
        
        #outsourcing-orders-page .content-area {
          flex: 1;
          padding: 20px;
          overflow: hidden;
          display: flex;
          flex-direction: column;
        }
        
        #outsourcing-orders-page .table-wrapper {
          flex: 1;
          overflow: auto;
          background: var(--surface);
          border: 1px solid var(--border);
          border-radius: 12px;
        }
        
        #outsourcing-orders-page table {
          width: 100%;
          border-collapse: collapse;
          margin: 0;
        }
        
        #outsourcing-orders-page thead {
          background: var(--border);
          position: sticky;
          top: 0;
          z-index: 10;
        }
        
        #outsourcing-orders-page th {
          padding: 8px 12px;
          text-align: left;
          font-weight: 600;
          color: var(--text);
          border-bottom: 2px solid var(--border);
          font-size: 14px;
          white-space: nowrap;
        }
        
        #outsourcing-orders-page td {
          padding: 8px 12px;
          border-bottom: 1px solid var(--border);
          color: var(--text);
          font-size: 14px;
        }
        
        #outsourcing-orders-page tbody tr:hover {
          background: var(--hover);
        }
        
        #outsourcing-orders-page .btn-text {
          background: none;
          border: none;
          color: var(--primary);
          cursor: pointer;
          padding: 4px 8px;
          margin-right: 8px;
        }
        
        #outsourcing-orders-page .btn-text:hover {
          text-decoration: underline;
        }
      </style>
      
      <div id="outsourcing-orders-page">
        <div class="page-header">
          <h1 style="margin: 0; font-size: 24px;">委外工单管理</h1>
          <div class="page-actions" style="margin-top: 16px;">
            <button id="add-order-btn" class="btn btn-primary">新增委外工单</button>
          </div>
        </div>
        
        <div class="content-area">
          <div class="filter-section" style="padding: 20px; display: flex; gap: 15px; align-items: center;">
            <input type="text" id="search-keyword" class="input" placeholder="搜索工单号、客户订单号或产品" style="flex: 1; max-width: 400px;" />
            <button class="btn btn-secondary" onclick="OutsourcingOrders.search()">搜索</button>
            <button class="btn btn-secondary" onclick="OutsourcingOrders.resetSearch()">重置</button>
          </div>
          
          <div class="table-wrapper">
            <table>
              <thead>
                <tr>
                  <th>委外工单号</th>
                  <th>客户订单号</th>
                  <th>成品编码</th>
                  <th>成品名称</th>
                  <th>生产数量</th>
                  <th>外协厂</th>
                  <th>交期</th>
                  <th>状态</th>
                  <th>创建人</th>
                  <th>创建时间</th>
                  <th>操作</th>
                </tr>
              </thead>
              <tbody id="order-list">
                <tr><td colspan="11" class="text-center">加载中...</td></tr>
              </tbody>
            </table>
          </div>
          
          <div class="pagination" id="pagination" style="padding: 20px; display: flex; justify-content: center; gap: 8px;"></div>
        </div>
      </div>
      
      <!-- 新增/编辑委外工单弹窗 -->
      <div id="order-modal" class="modal" style="display:none;">
        <div class="modal-content" style="max-width: 700px;">
          <div class="modal-header">
            <h2 id="modal-title">新增委外工单</h2>
            <button class="modal-close" onclick="OutsourcingOrders.closeModal()">&times;</button>
          </div>
          <div class="modal-body">
            <div class="field">
              <label>客户订单号 <span style="color: var(--danger);">*</span></label>
              <select id="customer-order-no" class="input">
                <option value="">请选择客户订单</option>
              </select>
            </div>
            <div class="field">
              <label>成品编码 <span style="color: var(--danger);">*</span></label>
              <input type="text" id="product-code" class="input" placeholder="输入成品编码" />
            </div>
            <div class="field">
              <label>成品名称 <span style="color: var(--danger);">*</span></label>
              <input type="text" id="product-name" class="input" placeholder="输入成品名称" />
            </div>
            <div class="field">
              <label>生产数量 <span style="color: var(--danger);">*</span></label>
              <input type="number" id="production-qty" class="input" min="1" value="1" placeholder="输入生产数量" />
            </div>
            <div class="field">
              <label>外协厂 <span style="color: var(--danger);">*</span></label>
              <input type="text" id="outsourcing-factory" class="input" placeholder="输入外协厂名称" />
            </div>
            <div class="field">
              <label>交期 <span style="color: var(--danger);">*</span></label>
              <input type="date" id="delivery-date" class="input" />
            </div>
            <div id="material-list-section" style="display: none; margin-top: 20px;">
              <h3 style="margin-bottom: 10px;">物料明细（根据BOM自动计算）</h3>
              <div class="table-wrapper" style="max-height: 300px; overflow: auto;">
                <table>
                  <thead>
                    <tr>
                      <th>物料编码</th>
                      <th>物料名称</th>
                      <th>BOM用量</th>
                      <th>需发数量</th>
                      <th>单位</th>
                    </tr>
                  </thead>
                  <tbody id="material-list">
                  </tbody>
                </table>
              </div>
            </div>
          </div>
          <div class="modal-footer">
            <button class="btn btn-secondary" onclick="OutsourcingOrders.closeModal()">取消</button>
            <button class="btn btn-primary" onclick="OutsourcingOrders.save()">保存</button>
          </div>
        </div>
      </div>
    `;
    
    setTimeout(() => {
      document.getElementById('add-order-btn')?.addEventListener('click', () => openModal());
      document.getElementById('search-keyword')?.addEventListener('keypress', (e) => {
        if (e.key === 'Enter') search();
      });
      loadList();
      loadCustomerOrders();
    }, 0);
    
    return html;
  });

  async function loadList() {
    try {
      const res = await API.get('/api/outsourcing-orders');
      orderList = res.list || [];
      renderList();
    } catch (e) {
      console.error('加载委外工单失败:', e);
      document.getElementById('order-list').innerHTML = '<tr><td colspan="11" class="text-center" style="color: var(--danger);">加载失败</td></tr>';
    }
  }

  async function loadCustomerOrders() {
    try {
      const res = await API.get('/api/customer-orders-for-outsourcing');
      customerOrders = res.list || [];
      const select = document.getElementById('customer-order-no');
      if (select) {
        select.innerHTML = '<option value="">请选择客户订单</option>' + 
          customerOrders.map(o => `<option value="${escapeHtml(o.order_no)}">${escapeHtml(o.order_no)} - ${escapeHtml(o.customer_name)} - ${escapeHtml(o.material)}</option>`).join('');
      }
    } catch (e) {
      console.error('加载客户订单失败:', e);
    }
  }

  function renderList() {
    const tbody = document.getElementById('order-list');
    const keyword = (document.getElementById('search-keyword')?.value || '').toLowerCase();
    
    let filtered = orderList;
    if (keyword) {
      filtered = orderList.filter(item => 
        (item.order_no || '').toLowerCase().includes(keyword) ||
        (item.customer_order_no || '').toLowerCase().includes(keyword) ||
        (item.product_code || '').toLowerCase().includes(keyword) ||
        (item.product_name || '').toLowerCase().includes(keyword)
      );
    }
    
    const totalPages = Math.ceil(filtered.length / pageSize);
    const start = (currentPage - 1) * pageSize;
    const pageData = filtered.slice(start, start + pageSize);
    
    if (pageData.length === 0) {
      tbody.innerHTML = '<tr><td colspan="11" class="text-center">暂无数据</td></tr>';
    } else {
      tbody.innerHTML = pageData.map(item => {
        const status = statusMap[item.status] || { text: item.status, color: 'var(--text-2)' };
        return `
          <tr>
            <td><span style="font-family: monospace; font-size: 12px;">${escapeHtml(item.order_no || '')}</span></td>
            <td>${escapeHtml(item.customer_order_no || '')}</td>
            <td>${escapeHtml(item.product_code || '')}</td>
            <td>${escapeHtml(item.product_name || '')}</td>
            <td style="font-weight: 600; color: var(--primary);">${item.production_qty || 0}</td>
            <td>${escapeHtml(item.outsourcing_factory || '')}</td>
            <td>${escapeHtml(item.delivery_date || '')}</td>
            <td><span style="padding: 2px 8px; border-radius: 4px; background: ${status.color}20; color: ${status.color}; font-size: 12px;">${status.text}</span></td>
            <td>${escapeHtml(item.created_by || '')}</td>
            <td>${formatTime(item.created_at)}</td>
            <td>
              <button class="btn btn-sm btn-secondary" onclick="OutsourcingOrders.viewDetail(${item.id})">查看</button>
              <button class="btn btn-sm btn-danger" onclick="OutsourcingOrders.deleteOrder(${item.id})">删除</button>
            </td>
          </tr>
        `;
      }).join('');
    }
    
    renderPagination(totalPages);
  }

  function renderPagination(totalPages) {
    const container = document.getElementById('pagination');
    if (totalPages <= 1) {
      container.innerHTML = '';
      return;
    }
    
    let html = '';
    html += `<button class="btn btn-sm btn-secondary" ${currentPage <= 1 ? 'disabled' : ''} onclick="OutsourcingOrders.goPage(${currentPage - 1})">上一页</button>`;
    html += `<span style="padding: 0 12px; line-height: 32px;">第 ${currentPage} / ${totalPages} 页</span>`;
    html += `<button class="btn btn-sm btn-secondary" ${currentPage >= totalPages ? 'disabled' : ''} onclick="OutsourcingOrders.goPage(${currentPage + 1})">下一页</button>`;
    container.innerHTML = html;
  }

  let editingId = null;

  function openModal(item = null) {
    editingId = item?.id || null;
    document.getElementById('modal-title').textContent = item ? '编辑委外工单' : '新增委外工单';
    document.getElementById('customer-order-no').value = item?.customer_order_no || '';
    document.getElementById('product-code').value = item?.product_code || '';
    document.getElementById('product-name').value = item?.product_name || '';
    document.getElementById('production-qty').value = item?.production_qty || 1;
    document.getElementById('outsourcing-factory').value = item?.outsourcing_factory || '';
    document.getElementById('delivery-date').value = item?.delivery_date || '';
    document.getElementById('material-list-section').style.display = 'none';
    document.getElementById('order-modal').style.display = 'flex';
  }

  function closeModal() {
    document.getElementById('order-modal').style.display = 'none';
    editingId = null;
  }

  async function save() {
    const data = {
      customer_order_no: document.getElementById('customer-order-no').value.trim(),
      product_code: document.getElementById('product-code').value.trim(),
      product_name: document.getElementById('product-name').value.trim(),
      production_qty: parseInt(document.getElementById('production-qty').value) || 0,
      outsourcing_factory: document.getElementById('outsourcing-factory').value.trim(),
      delivery_date: document.getElementById('delivery-date').value.trim()
    };
    
    if (!data.customer_order_no || !data.product_code || !data.product_name || !data.outsourcing_factory || !data.delivery_date) {
      alert('请填写所有必填字段');
      return;
    }
    
    if (data.production_qty <= 0) {
      alert('生产数量必须大于0');
      return;
    }
    
    try {
      if (editingId) {
        await API.put(`/api/outsourcing-orders/${editingId}`, data);
        alert('更新成功');
      } else {
        const res = await API.post('/api/outsourcing-orders', data);
        alert(`委外工单创建成功，工单号：${res.order_no}`);
      }
      closeModal();
      loadList();
    } catch (e) {
      alert(e.message || '操作失败');
    }
  }

  async function viewDetail(id) {
    try {
      const res = await API.get(`/api/outsourcing-orders/${id}`);
      const order = res.order;
      const materials = res.materials || [];
      
      document.getElementById('modal-title').textContent = '查看委外工单';
      document.getElementById('customer-order-no').value = order.customer_order_no || '';
      document.getElementById('product-code').value = order.product_code || '';
      document.getElementById('product-name').value = order.product_name || '';
      document.getElementById('production-qty').value = order.production_qty || 0;
      document.getElementById('outsourcing-factory').value = order.outsourcing_factory || '';
      document.getElementById('delivery-date').value = order.delivery_date || '';
      
      if (materials.length > 0) {
        document.getElementById('material-list-section').style.display = 'block';
        document.getElementById('material-list').innerHTML = materials.map(m => `
          <tr>
            <td>${escapeHtml(m.material_code)}</td>
            <td>${escapeHtml(m.material_name)}</td>
            <td>${m.bom_unit_qty}</td>
            <td style="font-weight: 600; color: var(--primary);">${m.need_qty}</td>
            <td>${escapeHtml(m.unit)}</td>
          </tr>
        `).join('');
      }
      
      document.getElementById('order-modal').style.display = 'flex';
    } catch (e) {
      alert(e.message || '获取详情失败');
    }
  }

  async function deleteOrder(id) {
    if (!confirm('确定要删除这条委外工单吗？')) return;
    try {
      await API.delete(`/api/outsourcing-orders/${id}`);
      alert('删除成功');
      loadList();
    } catch (e) {
      alert(e.message || '删除失败');
    }
  }

  function search() {
    currentPage = 1;
    renderList();
  }

  function resetSearch() {
    document.getElementById('search-keyword').value = '';
    currentPage = 1;
    renderList();
  }

  function goPage(page) {
    currentPage = page;
    renderList();
  }

  function formatTime(ts) {
    if (!ts) return '-';
    try {
      const d = new Date(ts);
      return d.toLocaleString('zh-CN', { hour12: false });
    } catch {
      return ts;
    }
  }

  function escapeHtml(str) {
    if (!str) return '';
    return String(str).replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
  }

  window.OutsourcingOrders = {
    search,
    resetSearch,
    viewDetail,
    deleteOrder,
    closeModal,
    save,
    goPage
  };
})();