feat(wms): 新增钢卷合同号自动填充功能

1. 在钢卷合并、分卷、打钢印、计划拆分、退火计划页面添加合同号自动拉取逻辑
2. 优化合同选择组件，补全不存在于列表的已选合同
3. 移除split.vue中冗余的注释代码

klp-ui/src/views/wms/coil/split.vue

@@ -366,9 +366,10 @@
 
 <script>
 import { getMaterialCoil, splitMaterialCoil, getFirstHeatCoilMaterial } from '@/api/wms/coil';
+import { listCoilContractRel } from '@/api/wms/coilContractRel';
 import { listCoilAbnormal } from '@/api/wms/coilAbnormal';
 import { listWarehouse } from '@/api/wms/warehouse';
-import { completeAction, getPendingAction } from '@/api/wms/pendingAction';
+import { getPendingAction } from '@/api/wms/pendingAction';
 import ActualWarehouseSelect from "@/components/KLPService/ActualWarehouseSelect";
 import RawMaterialSelect from "@/components/KLPService/RawMaterialSelect";
 import ProductSelect from "@/components/KLPService/ProductSelect";
@@ -478,6 +479,7 @@ export default {
       inheritButtonLoading: false,
       parentCoils: [],
       currentInheritSubCoilIndex: -1,
+      defaultContractId: '',
     };
   },
   computed: {
@@ -502,8 +504,7 @@ export default {
     // 先加载库区列表
     await this.loadWarehouses();
 
-    // 不再一次性加载所有数据，改为实时搜索
-    // await this.loadAllItems();
+      // 加载母卷信息
 
     // 从路由参数获取coilId、actionId和readonly
     const coilId = this.$route.query.coilId;
@@ -643,6 +644,19 @@ export default {
             // console.error('获取最早的热轧卷板材质失败', error);
           }
 
+          // 获取母卷绑定的合同号作为子卷默认值
+          listCoilContractRel({ coilId }).then(res => {
+            const rows = res.rows || []
+            if (rows.length > 0 && rows[0].contractId) {
+              this.defaultContractId = rows[0].contractId
+              for (const item of this.splitList) {
+                if (!item.contractId) {
+                  this.$set(item, 'contractId', this.defaultContractId)
+                }
+              }
+            }
+          })
+
         }
       } catch (error) {
         this.$message.error('加载母卷信息失败');
@@ -683,6 +697,7 @@ export default {
         trimmingRequirement: '',
         temperGrade: '',
         coatingType: '',
+        contractId: this.defaultContractId || '',
         actualLength: undefined,
         actualWidth: undefined,
         productionStartTime: this.currentAction.createTime,