优化合同个管理和产品管理相关功能

go/controllers/backend_crm_support.go

@@ -287,9 +287,20 @@ func (c *BackendCrmAttachController) List() {
 	includeSource := strings.TrimSpace(c.GetString("include_source")) == "1"
 	tenantID := pipelineTenantID(claims)
 
+	page, _ := strconv.Atoi(c.GetString("page"))
+	pageSize, _ := strconv.Atoi(c.GetString("pageSize"))
+	if page < 1 {
+		page = 1
+	}
+	if pageSize < 1 {
+		pageSize = 20
+	}
+	offset := (page - 1) * pageSize
+
 	var list []models.TenantCrmAttach
+	total := 0
 	if includeSource && relatedType != "" && relatedID != "" && relatedID != "0" {
-		// 链路模式：线索 → 商机 → 项目 累积
+		// 链路模式：线索 → 商机 → 项目 累积（跨表汇总后内存分页）
 		rid, _ := strconv.ParseUint(relatedID, 10, 64)
 		rt, _ := strconv.Atoi(relatedType)
 		for _, r := range relatedChain(tenantID, int8(rt), rid) {
@@ -303,6 +314,16 @@ func (c *BackendCrmAttachController) List() {
 			list = append(list, rows...)
 		}
 		sort.Slice(list, func(i, j int) bool { return list[i].ID > list[j].ID })
+		total = len(list)
+		start := offset
+		if start > total {
+			start = total
+		}
+		end := start + pageSize
+		if end > total {
+			end = total
+		}
+		list = list[start:end]
 	} else {
 		cond := orm.NewCondition().And("tenant_id", tenantID).And("delete_time__isnull", true)
 		if relatedType != "" {
@@ -311,9 +332,18 @@ func (c *BackendCrmAttachController) List() {
 		if relatedID != "" {
 			cond = cond.And("related_id", relatedID)
 		}
-		_, _ = models.Orm.QueryTable(new(models.TenantCrmAttach)).SetCond(cond).OrderBy("-id").All(&list)
+		qs := models.Orm.QueryTable(new(models.TenantCrmAttach)).SetCond(cond)
+		if cnt, err := qs.Count(); err == nil {
+			total = int(cnt)
+		}
+		_, _ = qs.OrderBy("-id").Limit(pageSize, offset).All(&list)
 	}
-	pipelineOk(&c.Controller, map[string]interface{}{"list": list, "total": len(list)})
+	pipelineOk(&c.Controller, map[string]interface{}{
+		"list":     list,
+		"total":    total,
+		"page":     page,
+		"pageSize": pageSize,
+	})
 }
 
 // Add POST /backend/crm/attach/add