signal-desktop/ts/test-node/sql/helpers.ts
2024-07-22 11:16:33 -07:00

88 lines
2.1 KiB
TypeScript

// Copyright 2023 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { noop } from 'lodash';
import SQL from '@signalapp/better-sqlite3';
import type { ReadableDB, WritableDB } from '../../sql/Interface';
import { SCHEMA_VERSIONS } from '../../sql/migrations';
import { consoleLogger } from '../../util/consoleLogger';
export function createDB(): WritableDB {
return new SQL(':memory:') as WritableDB;
}
export function updateToVersion(db: WritableDB, version: number): void {
const startVersion = db.pragma('user_version', { simple: true });
const silentLogger = {
...consoleLogger,
info: noop,
};
for (const run of SCHEMA_VERSIONS) {
run(startVersion, db, silentLogger);
const currentVersion = db.pragma('user_version', { simple: true });
if (currentVersion === version) {
return;
}
}
throw new Error(`Migration to ${version} not found`);
}
type TableRows = ReadonlyArray<
Record<string, string | number | null | Record<string, unknown>>
>;
export function insertData(
db: WritableDB,
table: string,
rows: TableRows
): void {
for (const row of rows) {
db.prepare(
`
INSERT INTO ${table} (${Object.keys(row).join(', ')})
VALUES (${Object.values(row)
.map(() => '?')
.join(', ')});
`
).run(
Object.values(row).map(v => {
if (v != null && typeof v === 'object') {
return JSON.stringify(v);
}
return v;
})
);
}
}
export function getTableData(db: ReadableDB, table: string): TableRows {
return db
.prepare(`SELECT * FROM ${table}`)
.all()
.map((row: Record<string, string | number | null>) => {
const result: Record<
string,
string | number | null | Record<string, unknown>
> = {};
for (const [key, value] of Object.entries(row)) {
if (value == null) {
continue;
}
try {
if (typeof value !== 'string') {
throw new Error('skip');
}
result[key] = JSON.parse(value) as Record<string, unknown>;
} catch {
result[key] = value;
}
}
return result;
});
}