cvsa/packages/core/db/videoSnapshot.ts

33 lines
1.3 KiB
TypeScript

import { Client } from "https://deno.land/x/postgres@v0.19.3/mod.ts";
import { VideoSnapshotType } from "./schema.d.ts";
export async function getVideoSnapshots(client: Client, aid: number, limit: number, pageOrOffset: number, reverse: boolean, mode: 'page' | 'offset' = 'page') {
const offset = mode === 'page' ? (pageOrOffset - 1) * limit : pageOrOffset;
const order = reverse ? 'ASC' : 'DESC';
const query = `
SELECT *
FROM video_snapshot
WHERE aid = $1
ORDER BY created_at ${order}
LIMIT $2
OFFSET $3
`;
const queryResult = await client.queryObject<VideoSnapshotType>(query, [aid, limit, offset]);
return queryResult.rows;
}
export async function getVideoSnapshotsByBV(client: Client, bv: string, limit: number, pageOrOffset: number, reverse: boolean, mode: 'page' | 'offset' = 'page') {
const offset = mode === 'page' ? (pageOrOffset - 1) * limit : pageOrOffset;
const order = reverse ? 'ASC' : 'DESC';
const query = `
SELECT vs.*
FROM video_snapshot vs
JOIN bilibili_metadata bm ON vs.aid = bm.aid
WHERE bm.bvid = $1
ORDER BY vs.created_at ${order}
LIMIT $2
OFFSET $3
`
const queryResult = await client.queryObject<VideoSnapshotType>(query, [bv, limit, offset]);
return queryResult.rows;
}