first commit

service/group/logic/group_remove.go

@@ -0,0 +1,69 @@
+package logic
+
+import (
+	"context"
+	pb "gitlab.33.cn/chat/dtalk/service/group/api"
+	"gitlab.33.cn/chat/dtalk/service/group/model/biz"
+	"gitlab.33.cn/chat/dtalk/service/group/service"
+)
+
+type GroupRemoveLogic struct {
+	ctx context.Context
+	svc *service.Service
+}
+
+func NewGroupRemoveLogic(ctx context.Context, svc *service.Service) *GroupRemoveLogic {
+	return &GroupRemoveLogic{
+		ctx: ctx,
+		svc: svc,
+	}
+}
+
+// GroupRemove 踢人
+func (l *GroupRemoveLogic) GroupRemove(req *pb.GroupRemoveReq) (*pb.GroupRemoveResp, error) {
+	groupId := req.GroupId
+	memberIds := req.MemberIds
+	personId := req.PersonId
+
+	// 判断一下该群是否存在
+	group, err := l.svc.GetGroupInfoByGroupId(l.ctx, groupId)
+	if err != nil {
+		return nil, err
+	}
+
+	// 判断踢人者权限
+	person, err := l.svc.GetPersonByMemberIdAndGroupId(l.ctx, personId, groupId)
+	if err != nil {
+		return nil, err
+	}
+	if err = person.IsAdmin(); err != nil {
+		return nil, err
+	}
+
+	// 过滤可以踢人的列表
+	needDeleteMembers := l.svc.GetFilteredGroupMembers(l.ctx, group, FilteredMemberIds(memberIds))
+	if len(needDeleteMembers) == 0 {
+		return &pb.GroupRemoveResp{MemberNum: group.GroupMemberNum}, nil
+	}
+
+	canRemoveMemberIds := make([]string, 0)
+	canRemoveMembers := make([]*biz.GroupMember, 0)
+	for _, member := range needDeleteMembers {
+		if err := person.RemoveOneMember(member); err != nil {
+			return nil, err
+		}
+
+		canRemoveMemberIds = append(canRemoveMemberIds, member.GroupMemberId)
+		canRemoveMembers = append(canRemoveMembers, member)
+	}
+
+	// 执行踢人
+	if err = l.svc.RemoveGroupMembers(l.ctx, group, canRemoveMembers); err != nil {
+		return nil, err
+	}
+
+	return &pb.GroupRemoveResp{
+		MemberNum: group.GroupMemberNum - int32(len(canRemoveMemberIds)),
+		MemberIds: canRemoveMemberIds,
+	}, nil
+}