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🐛 :: fix :: fixed QueryBuilder and added an annotation #122

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merged 1 commit into from
Dec 27, 2023
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🐛 :: fix :: fixed QueryBuilder and added an annotation #122

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48 changes: 36 additions & 12 deletions src/chat/chat.service.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -138,7 +138,16 @@ export class ChatService {

async getChatList(accesstoken: string): Promise<object> {
const { userID } = await this.userService.validateAccess(accesstoken);

const arr: number[] = [];

/**
* SELECT MAX(chat.chatID) AS chatID
* FROM Chatting AS chat, `Group` as `group`
* WHERE group.groupID = chat.groupID
* GROUP BY group.groupID
*
* => 그룹별로 가장 최신의 채팅 아이디를 가져옴
* */
const thisQuery = await this.groupEntity
.createQueryBuilder('qb')
.select('MAX(chat.chatID) AS chatID')
Expand All @@ -147,17 +156,32 @@ export class ChatService {
.where('group.groupID = chat.groupID')
.groupBy('group.groupID')
.getRawMany();

const arr: number[] = [];

for (let i = 0; i < thisQuery.length; i++) {
arr.push(thisQuery[i].chatID);
}


// arr에 thisQuery에서 가져온 chatID를 넣음
thisQuery.map(e => {
arr.push(e.chatID)
})

/**
* SELECT qb.groupID AS groupID,
* qb.name AS name,
* qb.profile AS profile,
* chat.body AS body,
* chat.isAnnounce AS isAnnounce,
* map.userID AS userID,
* chat.chatID AS chatID
* FROM `Group` AS qb
* INNER JOIN GroupMapping AS map ON GroupMapping.groupID = qb.groupID
* INNER JOIN Chatting AS chat ON Chatting.groupID = qb.groupID
* WHERE chat.chatID IN ${arr}
* AND WHERE map.userID = ${userID}
*
* => chatting과 group_mapping DB를 groupID가 일치하는 행만 이너 조인, chatID가 arr에 있고 userID가 일치하는 행만 조회
*/
const thisList = await this.groupEntity
.createQueryBuilder('qb')
.leftJoin(Chatting, 'chat', 'chat.groupID = qb.groupID')
.leftJoin(
.innerJoin(Chatting, 'chat', 'chat.groupID = qb.groupID')
.innerJoin(
GroupMapping,
'map',
'map.groupID = qb.groupID',
Expand All @@ -171,9 +195,9 @@ export class ChatService {
'map.userID AS userID',
'chat.chatID AS chatID',
])
.where('chat.chatID IN (:aarr)', { aarr: arr })
.where('chat.chatID IN (:...arr)', { arr })
.andWhere('map.userID = :userID', { userID })
.getRawMany();
.getRawMany()

return thisList;
}
Expand Down