Files
Spanglish/backend/src/db/import.ts
2026-03-07 19:44:27 +00:00

92 lines
2.5 KiB
TypeScript

import 'dotenv/config';
import { copyFileSync, existsSync, readFileSync } from 'fs';
import { resolve } from 'path';
import { spawnSync } from 'child_process';
const dbType = process.env.DB_TYPE || 'sqlite';
const dbPath = process.env.DATABASE_URL || './data/spanglish.db';
function parseArgs(): { file?: string; yes?: boolean } {
const args = process.argv.slice(2);
const result: { file?: string; yes?: boolean } = {};
for (let i = 0; i < args.length; i++) {
if (args[i] === '-y' || args[i] === '--yes') {
result.yes = true;
} else if (!args[i].startsWith('-')) {
result.file = args[i];
}
}
return result;
}
function importSqlite(backupPath: string): void {
const targetPath = resolve(process.cwd(), dbPath);
copyFileSync(backupPath, targetPath);
console.log(`Restored from ${backupPath} to ${targetPath}`);
}
function importPostgres(backupPath: string): void {
const connString = process.env.DATABASE_URL || 'postgresql://localhost:5432/spanglish';
const sql = readFileSync(backupPath, 'utf-8');
const result = spawnSync(
'psql',
[connString],
{
stdio: ['pipe', 'inherit', 'inherit'],
input: sql,
}
);
if (result.error) {
console.error('psql failed. Ensure psql is installed and in PATH.');
console.error(result.error.message);
process.exit(1);
}
if (result.status !== 0) {
process.exit(1);
}
console.log(`Restored from ${backupPath}`);
}
async function main() {
const { file, yes } = parseArgs();
if (!file) {
console.error('Usage: npm run db:import -- <backup-file> [--yes]');
console.error('Example: npm run db:import -- ./data/backups/spanglish-2025-03-07.db');
process.exit(1);
}
const backupPath = resolve(process.cwd(), file);
if (!existsSync(backupPath)) {
console.error(`Backup file not found: ${backupPath}`);
process.exit(1);
}
if (!yes) {
console.log('WARNING: Import will overwrite the current database.');
console.log('Stop the backend server before importing.');
console.log('Press Ctrl+C to cancel, or run with --yes to skip this warning.');
await new Promise((r) => setTimeout(r, 3000));
}
console.log(`Database type: ${dbType}`);
if (dbType === 'sqlite') {
importSqlite(backupPath);
} else if (dbType === 'postgres') {
importPostgres(backupPath);
} else {
console.error('Unknown DB_TYPE. Use sqlite or postgres.');
process.exit(1);
}
process.exit(0);
}
main().catch((err) => {
console.error('Import failed:', err);
process.exit(1);
});