fix bugs

Signed-off-by: jagger <cossjie@foxmail.com>

Former-commit-id: 8bb7ace86b617d878c0d83ce641d4b373cfcf349

api/internal/logic/core/pagelisttasklogic.go

@@ -30,14 +30,16 @@ func (l *PageListTaskLogic) PageListTask(req *types.PageTaskReq) (resp *types.Pa
 	resp = &types.PageResult{}
 	var list []types.TaskModel
 	db := l.svcCtx.DbEngin.Model(&types.TaskModel{}).Table("task")
+
+	db = db.Where("deleted_at is null")
 	if req.Name != "" {
 		db = db.Where("name LIKE ?", "%"+req.Name+"%")
 	}
-	db = db.Where("deleted_at is null").Limit(limit).Offset(offset)
 
 	//count total
 	var total int64
 	err = db.Count(&total).Error
+	db.Limit(limit).Offset(offset)
 
 	if err != nil {
 		return resp, err