import fs from 'fs'; import Database from 'better-sqlite3'; const allMigrations = [ 'database/000_init.sql', 'database/001_systems.sql', 'database/002_ships.sql', 'database/003_surveys.sql', ]; const db = new Database( process.env.NODE_ENV === 'test' ? 'test.db' : 'spacetraders.db', process.env.NODE_ENV === 'development' ? { verbose: console.log } : null ); db.pragma('foreign_keys = ON'); db.pragma('journal_mode = WAL'); function init() { db.transaction(function migrate() { let version; try { version = db.prepare('SELECT version FROM schema_version').get().version; } catch { version = 0; } if (version === allMigrations.length) return; while (version < allMigrations.length) { db.exec(fs.readFileSync(allMigrations[version], 'utf8')); version++; } db.exec(`DELETE FROM schema_version; INSERT INTO schema_version (version) VALUES (${version});`); })(); } export function reset() { const indices = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'index';`).all(); const tables = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'table';`).all(); const triggers = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'trigger';`).all(); const views = db.prepare(`SELECT name FROM sqlite_master WHERE type = 'view';`).all(); indices.forEach(elt => db.exec(`DROP INDEX ${elt.name};`)); tables.forEach(elt => db.exec(`DROP TABLE ${elt.name};`)); triggers.forEach(elt => db.exec(`DROP TRIGGER ${elt.name};`)); views.forEach(elt => db.exec(`DROP VIEW ${elt.name};`)); db.exec(`VACUUM;`); init(); } init(); export default db;