mempool/backend/src/repositories/HashratesRepository.ts

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2022-02-19 20:45:02 +09:00
import { DB } from '../database';
import logger from '../logger';
class HashratesRepository {
/**
* Save indexed block data in the database
*/
public async $saveDailyStat(dailyStat: any) {
const connection = await DB.pool.getConnection();
try {
const query = `INSERT INTO
hashrates(hashrate_timestamp, avg_hashrate, pool_id)
VALUE (FROM_UNIXTIME(?), ?, ?)`;
const params: any[] = [
dailyStat.hashrateTimestamp, dailyStat.avgHashrate,
dailyStat.poolId
];
// logger.debug(query);
await connection.query(query, params);
} catch (e: any) {
logger.err('$saveHashrateInDatabase() error' + (e instanceof Error ? e.message : e));
}
connection.release();
}
/**
* Returns an array of all timestamp we've already indexed
*/
public async $getAllTimestamp(): Promise<number[]> {
const connection = await DB.pool.getConnection();
const [rows]: any[] = await connection.query(`SELECT UNIX_TIMESTAMP(hashrate_timestamp) as timestamp from hashrates`);
connection.release();
return rows.map(val => val.timestamp);
}
}
export default new HashratesRepository();