login and register logic

db.js

@@ -0,0 +1,28 @@
+import sqlite3 from 'sqlite3'
+import { open } from 'sqlite'
+
+let db;
+
+const sql = `CREATE TABLE IF NOT EXISTS auth (username TEXT, password TEXT);
+CREATE TABLE IF NOT EXISTS token (username TEXT, token TEXT);
+CREATE TABLE IF NOT EXISTS feeder (parentType TEXT, parentId TEXT, childType text, childId TEXT, sortId REAL);
+CREATE TABLE IF NOT EXISTS comment (username TEXT, date REAL, content TEXT, id TEXT);`
+
+async function initDb() {
+    if (db) return db;
+
+    db = await open({
+        filename: `${process.cwd()}/db/main.db`,
+        driver: sqlite3.Database
+    });
+
+    let sqlCmds = sql.split('\n');
+
+    for (let cmd of sqlCmds) {
+        await db.run(cmd);
+    }
+
+    return db;
+}
+
+export { initDb };