diff --git a/hotel-management/.gitignore b/hotel-management/.gitignore
index a547bf3..8cdfe8e 100644
--- a/hotel-management/.gitignore
+++ b/hotel-management/.gitignore
@@ -12,6 +12,8 @@ dist
 dist-ssr
 *.local
 
+src/db.json
+
 # Editor directories and files
 .vscode/*
 !.vscode/extensions.json
diff --git a/hotel-management/db.json b/hotel-management/db.json
deleted file mode 100644
index 292fdd4..0000000
--- a/hotel-management/db.json
+++ /dev/null
@@ -1,84 +0,0 @@
-{
-  "users": [
-    {
-      "id": 1,
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": 246,
-      "address": "Da Nang"
-    },
-    {
-      "id": 3,
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": 246,
-      "address": "Da Nang"
-    },
-    {
-      "id": 4,
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": 246,
-      "address": "Da Nang"
-    },
-    {
-      "id": 5,
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": 246,
-      "address": "Da Nang"
-    },
-    {
-      "id": 6,
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": 246,
-      "address": "Da Nang"
-    },
-    {
-      "id": 8,
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": 246,
-      "address": "Da Nang"
-    },
-    {
-      "id": 9,
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": 246,
-      "address": "Da Nang"
-    },
-    {
-      "name": "Nezumi",
-      "identifiedCode": "3212",
-      "phone": "0327768351",
-      "roomId": "213",
-      "address": "32131212312",
-      "id": 10
-    },
-    {
-      "name": "Nezumi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": "24632",
-      "address": "Da Nang232321",
-      "id": 13
-    },
-    {
-      "id": 17,
-      "name": "Phan Huu Loi",
-      "identifiedCode": "123",
-      "phone": "0937425123",
-      "roomId": "246",
-      "address": "233123132131321"
-    }
-  ]
-}
\ No newline at end of file
diff --git a/hotel-management/src/pages/User/Form.tsx b/hotel-management/src/pages/User/Form.tsx
index 580974d..86fa0e9 100644
--- a/hotel-management/src/pages/User/Form.tsx
+++ b/hotel-management/src/pages/User/Form.tsx
@@ -66,13 +66,11 @@ const UserForm = ({
   isAdd,
 }: IUserFormProp) => {
   const [reset, setReset] = useState(true);
-  let initialValue: string = '';
-
-  if (isAdd) {
-    initialValue = '';
-  } else if (user) {
-    initialValue = user.id;
-  }
+  // prettier-ignore
+  const initialValue: string = isAdd 
+    ? '' 
+    : user! 
+    && user.id;
 
   // Define your state schema
   const stateSchema: TStateSchema = {