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business/model/dao/event.go

@@ -230,3 +230,22 @@ func GetMessageGroupMembers(db *DaoDB, groupID int, memberUserID string) (messag
 	err = GetRows(db, &messageGroupMembers, sql, sqlParams)
 	return messageGroupMembers, err
 }
+
+//得到某个用户所在所有群组
+func GetUserMessageGroups(db *DaoDB, userID string) (messageGroup []*model.MessageGroup, err error) {
+	sql := `
+		SELECT group_id
+		  FROM message_group
+		 WHERE deleted_at = ? AND user_id = ?
+		 UNION 
+		SELECT group_id  
+		  FROM message_group_member
+		 WHERE deleted_at = ? AND user_id = ?  
+	`
+	sqlParams := []interface{}{
+		utils.DefaultTimeValue, userID,
+		utils.DefaultTimeValue, userID,
+	}
+	err = GetRows(db, &messageGroup, sql, sqlParams)
+	return messageGroup, err
+}