63 lines
1.6 KiB
JavaScript
63 lines
1.6 KiB
JavaScript
import initSqlJs from 'sql.js';
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import path from 'path';
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import fs from 'fs';
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import { fileURLToPath } from 'url';
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const __dirname = path.dirname(fileURLToPath(import.meta.url));
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const dataDir = path.join(__dirname, '..', 'data');
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if (!fs.existsSync(dataDir)) fs.mkdirSync(dataDir, { recursive: true });
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const dbPath = process.env.DATABASE_PATH || path.join(dataDir, 'configurateur.db');
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let db = null;
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function toSqlitePlaceholders(sql) {
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return sql.replace(/\$(\d+)/g, '?');
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}
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function save() {
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if (db && dbPath) {
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const data = db.export();
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fs.writeFileSync(dbPath, Buffer.from(data));
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}
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}
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async function getDb() {
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if (db) return db;
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const SQL = await initSqlJs({
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locateFile: (file) => path.join(__dirname, '..', 'node_modules', 'sql.js', 'dist', file)
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});
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let buffer;
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if (fs.existsSync(dbPath)) {
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buffer = fs.readFileSync(dbPath);
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}
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db = new SQL.Database(buffer || null);
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return db;
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}
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export const dbReady = getDb();
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export const query = async (sql, params = []) => {
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const database = await getDb();
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const sqliteSql = toSqlitePlaceholders(sql);
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const stmt = database.prepare(sqliteSql);
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stmt.bind(Array.isArray(params) ? params : []);
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const rows = [];
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while (stmt.step()) rows.push(stmt.getAsObject());
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stmt.free();
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return { rows };
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};
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export const run = async (sql, params = []) => {
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const database = await getDb();
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const sqliteSql = toSqlitePlaceholders(sql);
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database.run(sqliteSql, Array.isArray(params) ? params : []);
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save();
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return {};
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};
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const pool = {
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query: (sql, params) => query(sql, params)
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};
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export default pool;
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