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Implement our own price indexer with historical data

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This commit is contained in:
nymkappa
2022-06-23 15:42:42 +02:00
parent 93dab57959
commit 68f72e3074
15 changed files with 1419 additions and 36 deletions
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17
backend/src/api/database-migration.ts
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@@ -4,7 +4,7 @@ import logger from '../logger';
import { Common } from './common';
class DatabaseMigration {
private static currentVersion = 20;
private static currentVersion = 21;
private queryTimeout = 120000;
private statisticsAddedIndexed = false;
private uniqueLogs: string[] = [];
@@ -221,6 +221,11 @@ class DatabaseMigration {
if (databaseSchemaVersion < 20 && isBitcoin === true) {
await this.$executeQuery(this.getCreateBlocksSummariesTableQuery(), await this.$checkIfTableExists('blocks_summaries'));
}
if (databaseSchemaVersion < 21) {
await this.$executeQuery('DROP TABLE IF EXISTS `rates`');
await this.$executeQuery(this.getCreatePricesTableQuery(), await this.$checkIfTableExists('prices'));
}
} catch (e) {
throw e;
}
@@ -526,8 +531,16 @@ class DatabaseMigration {
) ENGINE=InnoDB DEFAULT CHARSET=utf8;`;
}
private getCreatePricesTableQuery(): string {
return `CREATE TABLE IF NOT EXISTS prices (
time timestamp NOT NULL,
avg_prices JSON NOT NULL,
PRIMARY KEY (time)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;`;
}
public async $truncateIndexedData(tables: string[]) {
const allowedTables = ['blocks', 'hashrates'];
const allowedTables = ['blocks', 'hashrates', 'prices'];
try {
for (const table of tables) {