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import { plainToInstance } from 'class-transformer';
import { CommentQueryRepository } from 'src/comment/comment.query.repository';
import { ApiCommentGetRequestQueryDto } from 'src/comment/dto/api-comment-get-request-query.dto';
import { ApiCommentGetResponseDto } from 'src/comment/dto/api-comment-get-response.dto';
import { ApiCommentPostNotificationResponseDto } from 'src/comment/dto/api-comment-post-notification-response.dto';
import { ApiCommentPostRequestBodyDto } from 'src/comment/dto/api-community-post-request-body.dto';
import { ApiCommentPutRequestBodyDto } from 'src/comment/dto/api-community-put-request-body.dto';
import { UuidResponseDto } from 'src/commons/dtos/uuid-response.dto';
import { isEmpty } from 'src/commons/util/is/is-empty';
import { generateUUID } from 'src/commons/util/uuid';
import { CommunityQueryRepository } from 'src/community/community.query.repository';
import { CommentEntity } from 'src/entities/comment.entity';
import { CommunityEntity } from 'src/entities/community.entity';
import { UserEntity } from 'src/entities/user.entity';
import { NotificationDetailDto } from 'src/notification/dto/notification-detail.dto';
import { UserDto } from 'src/user/dto/user.dto';
import { UserQueryRepository } from 'src/user/user.query.repository';
import { ERROR } from '../commons/constants/error';
@Injectable()
export class CommentService {
constructor(
private readonly commentQueryRepository: CommentQueryRepository,
private readonly communityQueryRepository: CommunityQueryRepository,
private readonly userQueryRepository: UserQueryRepository,
) {}
async commentList(
uuid: string,
dto: ApiCommentGetRequestQueryDto,
user: UserDto,
): Promise<ApiCommentGetResponseDto> {
const community: CommunityEntity = await this.communityQueryRepository.findOne(uuid);
if (isEmpty(community)) {
throw new NotFoundException(ERROR.NOT_EXIST_DATA);
}
const comments: CommentEntity[] = await this.commentQueryRepository.find(uuid, dto);
const userUuids = Array.from(
new Set([...comments.map((comment) => comment.user_uuid), community.user_uuid]),
);
const userList: UserEntity[] = await this.userQueryRepository.findUserList(userUuids);
return plainToInstance(
ApiCommentGetResponseDto,
{
community_review: community.review,
community_user_uuid: community.user_uuid,
community_user_name: community.user_name,
community_user_profile_image: userList.find((u) => u.uuid === community.user_uuid)
.profile_image,
comments: comments.map((comment) => ({
...comment,
user_profile_image: userList.find((u) => u.uuid === comment.user_uuid).profile_image,
isAuthor: comment.user_uuid === user.uuid,
})),
last_item_id: comments.length === dto.size ? comments[comments.length - 1].id : 0,
},
{ excludeExtraneousValues: true },
);
}
async commentPost(
uuid: string,
user: UserDto,
dto: ApiCommentPostRequestBodyDto,
): Promise<ApiCommentPostNotificationResponseDto> {
const community: CommunityEntity = await this.communityQueryRepository.findOne(uuid);
if (isEmpty(community)) {
throw new NotFoundException(ERROR.NOT_EXIST_DATA);
}
const commentEntity = new CommentEntity();
commentEntity.uuid = generateUUID();
commentEntity.user_uuid = user.uuid;
commentEntity.user_name = user.nickname;
commentEntity.comment = dto.comment;
commentEntity.target_uuid = community.uuid;
commentEntity.target_user_uuid = community.user_uuid;
await this.commentQueryRepository.save(commentEntity);
const notification: NotificationDetailDto = {
uuid: generateUUID(),
user_uuid: user.uuid,
target_type: 'comment',
target_uuid: community.uuid,
target_user_uuid: community.user_uuid,
content: `회원님의 게시물에 ${user.nickname}님이 한줄평을 남겼어요.`,
};
return {
data: { uuid: commentEntity.uuid },
notification,
};
}
async commentUpdate(
user: UserDto,
dto: ApiCommentPutRequestBodyDto,
uuid: string,
): Promise<UuidResponseDto> {
const comment: CommentEntity = await this.commentQueryRepository.findOne(uuid);
if (isEmpty(comment) || comment.user_uuid !== user.uuid) {
throw new NotFoundException(ERROR.NOT_EXIST_DATA);
}
const updatedComment = { ...comment, comment: dto.comment };
await this.commentQueryRepository.save(updatedComment as CommentEntity);
return { uuid: updatedComment.uuid };
}
async commentDelete(user: UserDto, uuid: string): Promise<UuidResponseDto> {
const comment: CommentEntity = await this.commentQueryRepository.findOne(uuid);
if (isEmpty(comment) || comment.user_uuid !== user.uuid) {
throw new NotFoundException(ERROR.NOT_EXIST_DATA);
}
const updatedComment = { ...comment, archived_at: new Date() };
await this.commentQueryRepository.save(updatedComment as CommentEntity);
return { uuid: updatedComment.uuid };
}
}
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