feat: 完成产线与仓储系统多模块迭代升级

本次迭代覆盖MES与WMS核心业务：
1. 新增接驳台托盘传感器读取与AGV对接能力
2. 完善工单排产、备料流程与权限体系拆分
3. 优化看板接口与前端路由、样式
4. 新增操作日志、库存盘点与角色保护逻辑
5. 修复代理地址、BOM保存等已知问题

bj_power_wms/internal/handler/material.go

@@ -70,6 +70,8 @@ func createMaterialHandler(ctx *svc.ServiceContext) http.HandlerFunc {
 			fail(w, http.StatusInternalServerError, "创建物料失败: "+err.Error())
 			return
 		}
+		ctx.EventLog.Write(ctx0(), "material.create", r.Header.Get("X-Username"), "material", req.Code,
+			"新增物料 "+req.Code+" "+req.Name, map[string]any{"manageMode": manageMode})
 
 		ok(w, m)
 	}
@@ -91,6 +93,11 @@ func updateMaterialHandler(ctx *svc.ServiceContext) http.HandlerFunc {
 			fail(w, http.StatusBadRequest, "参数错误")
 			return
 		}
+		cur, gerr := ctx.EntClient.Material.Get(ctx0(), req.ID)
+		if gerr != nil {
+			fail(w, http.StatusNotFound, "物料不存在")
+			return
+		}
 
 		upd := ctx.EntClient.Material.UpdateOneID(req.ID)
 		if req.Name != "" {
@@ -111,6 +118,8 @@ func updateMaterialHandler(ctx *svc.ServiceContext) http.HandlerFunc {
 			fail(w, http.StatusInternalServerError, "更新物料失败: "+err.Error())
 			return
 		}
+		ctx.EventLog.Write(ctx0(), "material.update", r.Header.Get("X-Username"), "material", cur.Code,
+			"编辑物料 "+cur.Code+" "+cur.Name, nil)
 		ok(w, m)
 	}
 }
@@ -213,6 +222,52 @@ func getMaterialHandler(ctx *svc.ServiceContext) http.HandlerFunc {
 	}
 }
 
+// materialExistsHandler 内部接口：批量校验物料编码是否存在于物料档案。
+// body: {"codes":["A","B"]} → data: {"missing":["B"]}（不存在于档案的编码列表）。
+// 供 MES 备料单生成前防呆使用（wrapInternal + X-API-TOKEN 保护）。
+func materialExistsHandler(ctx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		var req struct {
+			Codes []string `json:"codes"`
+		}
+		if err := parseJSON(r, &req); err != nil {
+			fail(w, http.StatusBadRequest, "参数错误")
+			return
+		}
+		// 去重并过滤空串
+		seen := map[string]bool{}
+		codes := []string{}
+		for _, c := range req.Codes {
+			c = strings.TrimSpace(c)
+			if c == "" || seen[c] {
+				continue
+			}
+			seen[c] = true
+			codes = append(codes, c)
+		}
+		missing := []string{}
+		if len(codes) > 0 {
+			// 查存在的编码集合
+			exist, err := ctx.EntClient.Material.Query().
+				Where(material.CodeIn(codes...)).
+				Select(material.FieldCode).
+				All(ctx0())
+			if err == nil {
+				have := map[string]bool{}
+				for _, m := range exist {
+					have[m.Code] = true
+				}
+				for _, c := range codes {
+					if !have[c] {
+						missing = append(missing, c)
+					}
+				}
+			}
+		}
+		ok(w, map[string]any{"missing": missing})
+	}
+}
+
 // exportMaterialsHandler 物料档案全量导出（xlsx），按当前筛选条件导出
 func exportMaterialsHandler(ctx *svc.ServiceContext) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
@@ -404,6 +459,8 @@ func excelMaterialImportHandler(ctx *svc.ServiceContext) http.HandlerFunc {
 			return
 		}
 		committed = true
+		ctx.EventLog.Write(ctx0(), "material.import", r.Header.Get("X-Username"), "material", "",
+			"Excel 导入物料", map[string]any{"success": len(plans)})
 		ok(w, map[string]any{"success": len(plans), "failed": 0, "errors": []importErr{}})
 	}
 }