修复bug 4526

@@ -106,6 +106,7 @@ type (
 
 	CommentAtWho {
 		Id          int64  `json:"id"`
+		Avatar   	string `json:"avatar,optional"`   // 人员头像URL
 		Name        string `json:"name,optional"`
 		FirstLetter string `json:"firstLetter,optional"`
 	}

@@ -11,6 +11,7 @@ import (
 	"gitlab.fjmaimaimai.com/allied-creation/sumifcc-discuss/cmd/discuss/interanl/pkg/domain"
 	"gitlab.fjmaimaimai.com/allied-creation/sumifcc-discuss/pkg/xerr"
 
+	"github.com/samber/lo"
 	"github.com/zeromicro/go-zero/core/logx"
 )
 
@@ -61,6 +62,7 @@ func (l *MiniArticleSetTagLogic) MiniArticleSetTag(req *types.MiniArticleSetTagR
 		}
 		articleAndTagList = append(articleAndTagList, articleAndTag)
 	}
+	tagIdList = lo.Union(tagIdList)
 	//更新article中的tags
 	articleInfo.Tags = tagIdList
 	// 查询可能存在的 ArticleAndTag

@@ -40,7 +40,7 @@ func (l *MiniArticleCommentAtWhoLogic) MiniArticleCommentAtWho(req *types.MiniAr
 	}
 
 	var userList []*domain.User
-	if len(articleInfo.WhoRead) == 0 {
+	if articleInfo.TargetUser == domain.ArticleTargetAll {
 		//获取所有人
 		queryOption := domain.NewQueryOptions().WithFindOnly().MustWithKV("companyId", articleInfo.CompanyId)
 		_, userList, err = l.svcCtx.UserRepository.Find(l.ctx, conn, queryOption)
@@ -49,20 +49,21 @@ func (l *MiniArticleCommentAtWhoLogic) MiniArticleCommentAtWho(req *types.MiniAr
 			return resp, nil
 		}
 	} else {
-		queryOption := domain.NewQueryOptions().WithFindOnly().MustWithKV("ids", articleInfo.WhoRead)
-		_, userList, err = l.svcCtx.UserRepository.Find(l.ctx, conn, queryOption)
-		if err != nil {
-			resp = &types.MiniArticleCommentAtWhoResponse{}
-			return resp, nil
+		if len(articleInfo.WhoRead) > 0 {
+			queryOption := domain.NewQueryOptions().WithFindOnly().MustWithKV("ids", articleInfo.WhoRead)
+			_, userList, err = l.svcCtx.UserRepository.Find(l.ctx, conn, queryOption)
+			if err != nil {
+				resp = &types.MiniArticleCommentAtWhoResponse{}
+				return resp, nil
+			}
 		}
 	}
-
 	uList := make([]types.CommentAtWho, len(userList))
-
 	for i := range userList {
 		uList[i] = types.CommentAtWho{
 			Id:          userList[i].Id,
 			Name:        userList[i].Name,
+			Avatar:      userList[i].Avatar,
 			FirstLetter: "",
 		}
 		for _, val := range userList[i].PinYinName {

@@ -34,6 +34,7 @@ type MiniCreateArticleCommentRequest struct {
 
 type CommentAtWho struct {
 	Id          int64  `json:"id"`
+	Avatar      string `json:"avatar,optional"` // 人员头像URL
 	Name        string `json:"name,optional"`
 	FirstLetter string `json:"firstLetter,optional"`
 }