36 lines
1.1 KiB
TypeScript
36 lines
1.1 KiB
TypeScript
import {MysqlError} from "mysql";
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import Migration from "../db/Migration.js";
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import {query} from "../db/MysqlConnectionManager.js";
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/**
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* Must be the first migration
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*/
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export default class CreateMigrationsTable extends Migration {
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public async shouldRun(currentVersion: number): Promise<boolean> {
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try {
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await query('SELECT 1 FROM migrations LIMIT 1');
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} catch (e) {
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if (!(e instanceof Error) || (e as MysqlError).code !== 'ER_NO_SUCH_TABLE') {
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return false;
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}
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}
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return await super.shouldRun(currentVersion);
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}
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public async install(): Promise<void> {
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await this.query(`CREATE TABLE migrations
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(
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id INT NOT NULL,
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name VARCHAR(64) NOT NULL,
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migration_date DATE,
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PRIMARY KEY (id)
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)`);
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}
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public async rollback(): Promise<void> {
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await this.query('DROP TABLE migrations');
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}
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}
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