v.1.0.0. initial push of license-lib

server/models/license.js

@@ -0,0 +1,21 @@
+const { adminPool, readerPool } = require('../database');
+
+const saveLicense = async (userId, hashedKey, licenseType, tier, validUntil = null) => {
+  const sql = `
+    INSERT INTO licenses (user_id, hashed_key, license_type, tier, valid_until, created_at)
+    VALUES (?, ?, ?, ?, ?, NOW())
+  `;
+  const [result] = await adminPool.execute(sql, [userId, hashedKey, licenseType, tier, validUntil]);
+  return result.insertId;
+};
+
+const getLicense = async (userId) => {
+  const sql = `
+    SELECT hashed_key, license_type, tier, valid_until 
+    FROM licenses WHERE user_id = ?
+  `;
+  const [rows] = await readerPool.execute(sql, [userId]);
+  return rows[0];
+};
+
+module.exports = { saveLicense, getLicense };