更新若干功能

go/controllers/backend_crm_business.go

@@ -348,6 +348,10 @@ func (c *BackendCrmBusinessController) ChangeStage() {
 		pipelineErr(&c.Controller, 400, 400, "商机已转化并锁定，不能流转阶段")
 		return
 	}
+	if biz.Status == 3 {
+		pipelineErr(&c.Controller, 400, 400, "商机已废弃，请先恢复为「跟进中」再流转阶段")
+		return
+	}
 	// 阶段未变化：直接幂等返回，不写日志
 	if strings.TrimSpace(biz.Stage) == stage {
 		pipelineOk(&c.Controller, map[string]interface{}{"id": biz.ID, "stage": biz.Stage})
@@ -364,6 +368,78 @@ func (c *BackendCrmBusinessController) ChangeStage() {
 	pipelineOk(&c.Controller, map[string]interface{}{"id": biz.ID, "stage": stage})
 }
 
+// ChangeStatus POST /backend/crm/business/:id/status
+// 商机状态流转：1跟进中 / 3已废弃。
+// 「已转化项目(2)」不走本接口，须用「转项目」完成（会锁定商机）。
+func (c *BackendCrmBusinessController) ChangeStatus() {
+	claims, err := pipelineClaims(&c.Controller)
+	if err != nil {
+		code := identity.Status(err)
+		pipelineErr(&c.Controller, code, code, err.Error())
+		return
+	}
+	id, _ := strconv.ParseUint(c.Ctx.Input.Param(":id"), 10, 64)
+	if id == 0 {
+		pipelineErr(&c.Controller, 400, 400, "无效的ID")
+		return
+	}
+	raw, _ := io.ReadAll(c.Ctx.Request.Body)
+	var p struct {
+		Status int8 `json:"status"`
+	}
+	if err := json.Unmarshal(raw, &p); err != nil {
+		pipelineErr(&c.Controller, 400, 400, "参数错误")
+		return
+	}
+	if p.Status != 1 && p.Status != 3 {
+		pipelineErr(&c.Controller, 400, 400, "仅支持流转为「跟进中 / 已废弃」，转为已转化项目请使用「转项目」")
+		return
+	}
+	tenantID := pipelineTenantID(claims)
+	var biz models.TenantCrmBusiness
+	if err := models.Orm.QueryTable(new(models.TenantCrmBusiness)).
+		Filter("id", id).Filter("tenant_id", tenantID).
+		Filter("delete_time__isnull", true).One(&biz); err != nil {
+		pipelineErr(&c.Controller, 404, 404, "商机未找到")
+		return
+	}
+	// 数据范围校验：非管理员仅能操作本人（负责人或创建人）的数据
+	if !canAccessCrmRecord(claims, biz.OwnerUserID, biz.CreateUserID) {
+		pipelineErr(&c.Controller, 403, 403, "无权操作该商机数据")
+		return
+	}
+	if biz.Locked == 1 || biz.Status == 2 {
+		pipelineErr(&c.Controller, 400, 400, "商机已转化并锁定，不能流转状态")
+		return
+	}
+	// 状态未变化：直接幂等返回，不写日志
+	if biz.Status == p.Status {
+		pipelineOk(&c.Controller, map[string]interface{}{"id": biz.ID, "status": biz.Status})
+		return
+	}
+	if _, err := models.Orm.QueryTable(new(models.TenantCrmBusiness)).
+		Filter("id", id).Filter("tenant_id", tenantID).
+		Update(map[string]interface{}{"status": p.Status, "update_time": time.Now()}); err != nil {
+		pipelineErr(&c.Controller, 500, 500, "状态更新失败: "+err.Error())
+		return
+	}
+	crmWriteLog(tenantID, 2, biz.ID, "status",
+		fmt.Sprintf("商机状态：%s → %s", businessStatusName(biz.Status), businessStatusName(p.Status)), claims)
+	pipelineOk(&c.Controller, map[string]interface{}{"id": biz.ID, "status": p.Status})
+}
+
+// businessStatusName 商机状态文案（用于操作日志）：1跟进中 / 2已转化项目 / 3已废弃
+func businessStatusName(s int8) string {
+	switch s {
+	case 2:
+		return "已转化项目"
+	case 3:
+		return "已废弃"
+	default:
+		return "跟进中"
+	}
+}
+
 // businessStageName 商机阶段文案（用于操作日志）：1初步接洽 … 5赢单 / 6输单
 func businessStageName(s string) string {
 	switch strings.TrimSpace(s) {
@@ -480,6 +556,10 @@ func (c *BackendCrmBusinessController) Convert() {
 		pipelineErr(&c.Controller, 400, 400, "商机已转化，不能重复转化")
 		return
 	}
+	if biz.Status == 3 {
+		pipelineErr(&c.Controller, 400, 400, "商机已废弃，请先恢复为「跟进中」再转项目")
+		return
+	}
 
 	projectName := strings.TrimSpace(p.ProjectName)
 	if projectName == "" {