Implement transfer send and receive notifications

src/routes/api/[slug]/+server.js

@@ -62,9 +62,12 @@ export async function POST(event) {
 				const user = event.locals.user;
 				if(user.id == data.target) return new Response(JSON.stringify({message: "Can't transfer to yourself"}), {headers: {'content-type': 'application/json', 'status': 400}});
 				if(user.balance < data.amount) return new Response(JSON.stringify({message: "Not enough balance"}), {headers: {'content-type': 'application/json', 'status': 400}});
-				const target = await getUserById(data.target);
+				const target = await getUserById(data.target, false, true);
 				if(!target) return new Response(JSON.stringify({message: "Target not found"}), {headers: {'content-type': 'application/json', 'status': 404}});
 				const { from } = await transferMoney(user.id, user.card, target.id, data.amount);
+				// no need to await
+				sendNotification(user, NotificationType.SEND_TRANSFER, {amount: data.amount, balanceBefore: user.balance, balanceAfter: user.balance - data.amount, receiver: {name: target.name, id: target.id}});
+				sendNotification(target, NotificationType.RECEIVE_TRANSFER, {amount: data.amount, balanceBefore: target.balance, balanceAfter: target.balance + data.amount, sender: {name: user.name, id: user.id}});
 				// don't return the to-user, because it contains the target's information
 				return new Response(JSON.stringify(from), {headers: {'content-type': 'application/json', 'status': 200}});
 			}catch(e){