add: added some api endpoints

back/libs/mysql.js

@@ -72,6 +72,47 @@ function getUserByEmail(connection, email) {
 	});
 }
 
+// +-------------------------------+
+// |           Accounts            |
+// +-------------------------------+
+
+function getUserAccounts(connection, id) {
+	return new Promise((resolve, reject) => {
+		connection.query(
+			`SELECT * FROM accounts WHERE client_id = ?`,
+			[id],
+			(error, result) => {
+				if (error) {
+					reject(new Error(error));
+				}
+				resolve(result);
+			}
+		);
+	});
+}
+
+// +-------------------------------+
+// |             Cards             |
+// +-------------------------------+
+
+function getUserCards(connection, id) {
+	return new Promise((resolve, reject) => {
+		connection.query(
+			`SELECT cards.* 
+			 FROM cards 
+			 JOIN accounts ON cards.account_id = accounts.id
+			 WHERE client_id = ?`,
+			[id],
+			(error, result) => {
+				if (error) {
+					reject(new Error(error));
+				}
+				resolve(result);
+			}
+		);
+	});
+}
+
 module.exports = {
 	getConnection,
 
@@ -79,4 +120,8 @@ module.exports = {
 	getUsers,
 	getUser,
 	getUserByEmail,
+
+	getUserAccounts,
+
+	getUserCards,
 };