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import { SelectQueryBuilder } from 'typeorm';
export function makePaginationQuery<T>(q: SelectQueryBuilder<T>, sinceId?: string, untilId?: string, sinceDate?: number, untilDate?: number) {
if (sinceId && untilId) {
q.andWhere(`${q.alias}.id > :sinceId`, { sinceId: sinceId });
q.andWhere(`${q.alias}.id < :untilId`, { untilId: untilId });
q.orderBy(`${q.alias}.id`, 'DESC');
} else if (sinceId) {
q.andWhere(`${q.alias}.id > :sinceId`, { sinceId: sinceId });
q.orderBy(`${q.alias}.id`, 'ASC');
} else if (untilId) {
q.andWhere(`${q.alias}.id < :untilId`, { untilId: untilId });
q.orderBy(`${q.alias}.id`, 'DESC');
} else if (sinceDate && untilDate) {
q.andWhere(`${q.alias}.createdAt > :sinceDate`, { sinceDate: new Date(sinceDate) });
q.andWhere(`${q.alias}.createdAt < :untilDate`, { untilDate: new Date(untilDate) });
q.orderBy(`${q.alias}.createdAt`, 'DESC');
} else if (sinceDate) {
q.andWhere(`${q.alias}.createdAt > :sinceDate`, { sinceDate: new Date(sinceDate) });
q.orderBy(`${q.alias}.createdAt`, 'ASC');
} else if (untilDate) {
q.andWhere(`${q.alias}.createdAt < :untilDate`, { untilDate: new Date(untilDate) });
q.orderBy(`${q.alias}.createdAt`, 'DESC');
} else {
q.orderBy(`${q.alias}.id`, 'DESC');
}
return q;
}
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