feat: user balance

src/handler/user/user.router.ts

@@ -49,3 +49,22 @@ UserRouter.post('/login', async (request: Request, response: Response) => {
         return response.status(500).json(error.message);
     }
 })
+
+UserRouter.get('/balance/:username', async (request: Request, response: Response) => {
+    try {
+        const responseString = await UserServices.getBalance(request.params.username);
+        console.log(responseString);
+        return response.status(200).json(responseString);
+    } catch (error: any) {
+        return response.status(500).json(error.message);
+    }
+})
+
+UserRouter.post('/balance', async (request: Request, response: Response) => {
+    try {
+        const responseString = await UserServices.topup(request.body.username, request.body.topupBalance);
+        return response.status(200).json(responseString);
+    } catch (error: any) {
+        return response.status(500).json(error.message);
+    }
+})

src/handler/user/user.service.ts

@@ -63,4 +63,38 @@ export async function login(username : string, password : string) {
     });
     const responseString = (password === result?.password) ? "success" : "failed";
     return responseString;
-}
+}
\ No newline at end of file
+
+export async function getBalance(username : string) {
+    console.log(username);
+    const balance = await db.user.findFirst({
+        where : {
+            username : username
+        }, 
+        select : {
+            saldo : true
+        }
+    });
+    console.log("balance", balance);
+    return balance?.saldo;
+}
+
+export async function topup(username : string, topupBalance : number) {
+    let responseString = "";
+    try{
+        const result : queryResult = await db.user.update({
+            where: {
+                username : username
+            },
+            data: {
+                saldo : {
+                    increment : topupBalance
+                }
+            }
+        });
+        responseString = "success";
+    }catch (err) {
+        responseString = "failed";
+    }
+    return responseString;
+}