diff --git a/app/src/main/java/ru/myitschool/work/data/UserResponseImpl.java b/app/src/main/java/ru/myitschool/work/data/UserRepositoryImpl.java
similarity index 55%
rename from app/src/main/java/ru/myitschool/work/data/UserResponseImpl.java
rename to app/src/main/java/ru/myitschool/work/data/UserRepositoryImpl.java
index 785d6fb..f8acdc5 100644
--- a/app/src/main/java/ru/myitschool/work/data/UserResponseImpl.java
+++ b/app/src/main/java/ru/myitschool/work/data/UserRepositoryImpl.java
@@ -15,17 +15,17 @@ import ru.myitschool.work.domain.entities.HistoryEntity;
 import ru.myitschool.work.domain.entities.Status;
 import ru.myitschool.work.domain.entities.UserEntity;
 
-public class UserResponseImpl {
+public class UserRepositoryImpl {
 
-    private static  UserResponseImpl INSTANCE;
+    private static UserRepositoryImpl INSTANCE;
     private UserApi userApi = RetrofitFactory.getInstance().getUserApi();
     private final CredentialsDataSource credentialsDataSource = CredentialsDataSource.getInstance();
 
-    private UserResponseImpl() {}
+    private UserRepositoryImpl() {}
 
-    public static synchronized UserResponseImpl getInstance() {
+    public static synchronized UserRepositoryImpl getInstance() {
         if (INSTANCE == null) {
-            INSTANCE = new UserResponseImpl();
+            INSTANCE = new UserRepositoryImpl();
         }
         return INSTANCE;
     }
@@ -52,11 +52,11 @@ public class UserResponseImpl {
 
     }
 
-    public void getAllUserHistory(@NonNull Integer id, @NonNull Consumer<Status<List<UserEntity>>> callback) {
+    public void getAllUserHistory(@NonNull Integer id, @NonNull Consumer<Status<List<HistoryEntity>>> callback) {
         userApi.getAllUserHistory(id).enqueue(new CallToConsumer<>(
                 callback,
                 historiesDto -> {
-                    ArrayList<HistoryEntity> result = new ArrayList<>(historiesDto.size());
+                    ArrayList<HistoryEntity> result1 = new ArrayList<>(historiesDto.size());
                     for (HistoryDto history : historiesDto) {
                         final Integer id1 = history.id;
                         final Integer idUser = history.idUser;
@@ -64,14 +64,59 @@ public class UserResponseImpl {
                         final String nameReader = history.nameReader;
                         final String type = history.type;
                         if (idUser != null && id1 != null){
-                            result.add(new HistoryEntity(id1, idUser, time, nameReader, type));
+                            result1.add(new HistoryEntity(id1, idUser, time, nameReader, type));
                         }
                     }
-                    return result;
+                    return result1;
                 }
         ));
+
     }
 
+  /*  public void getHistoryById(@NonNull Integer id, @NonNull Consumer<Status<List<HistoryEntity>>> callback){
+        userApi.getHistoryById(id).enqueue(new CallToConsumer<>(
+                callback,
+                historiesDto -> {
+                    final Integer id1 = historiesDto.id;
+                    final Integer idUser = historiesDto.idUser;
+                    final Long time = historiesDto.time;
+                    final String nameReader = historiesDto.nameReader;
+                    final String type = historiesDto.type;
+                    if (id1 != null && idUser != null){
+                        HistoryEntity historyEntity = new HistoryEntity(id1, idUser, time, nameReader, type);
+                        return historyEntity;
+                    }
+                    else{
+                        return null;
+                    }
+
+    };
+    } */
+
+  public void isExistUser(@NonNull String username, Consumer<Status<UserEntity>> callback) {
+      userApi.isUserExist(username).enqueue(new CallToConsumer<>(
+              callback,
+              user -> {
+                  if (user != null) {
+                      final String username1 = user.username;
+                      final String photo = user.photo;
+                      final Long lastVisit = user.lastVisit;
+                      final Integer idUser = user.idUser;
+                      final String position = user.position;
+                      if (idUser != null && username != null){
+                          return new UserEntity(username1, photo, lastVisit, idUser, position);
+                      }
+                        else{
+                            return null;
+                      }
+                  }
+                  else{
+                      return null;
+                  }
+              }
+      ));
+  }
+
     public void login(@NonNull String username, @NonNull String password, Consumer<Status<Void>> callback) {
         credentialsDataSource.updateLogin(username, password);
         userApi = RetrofitFactory.getInstance().getUserApi();
diff --git a/app/src/main/java/ru/myitschool/work/data/source/UserApi.java b/app/src/main/java/ru/myitschool/work/data/source/UserApi.java
index 61f40c4..cae5ff1 100644
--- a/app/src/main/java/ru/myitschool/work/data/source/UserApi.java
+++ b/app/src/main/java/ru/myitschool/work/data/source/UserApi.java
@@ -15,15 +15,15 @@ import ru.myitschool.work.ui.History;
 public interface UserApi {
     @GET("api/user")
     Call<List<UserDto>> getAllUsers();
-    @GET("api/user/{id}")
-    Call<UserDto> getUserById(@Path("id") Integer id);
+    /*    @GET("api/user/{id}")
+    Call<UserDto> getUserById(@Path("id") Integer id); */
     @GET("api/user/username/{username}")
     Call<UserDto> isUserExist(@Path("username") String username);
     @GET("api/user/login")
     Call<Void> login();
     @GET("api/history/user/{id}")
     Call<List<HistoryDto>> getAllUserHistory(@Path("id") Integer id);
-    @GET("api/history/{id}")
+  /*  @GET("api/history/{id}")
     Call<HistoryDto> getHistoryById(@Path("id") Integer id);
-
+*/
 }
diff --git a/app/src/main/res/layout/fragment_admin.xml b/app/src/main/res/layout/fragment_admin.xml
new file mode 100644
index 0000000..3f2847f
--- /dev/null
+++ b/app/src/main/res/layout/fragment_admin.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <EditText
+        android:id="@+id/search"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:hint="Поиск"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/search_button"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <Button
+        android:id="@+id/search_button"
+        android:layout_width="64dp"
+        android:layout_height="wrap_content"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+         />
+
+    <TextView
+        android:id="@+id/worker_info"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        app:layout_constraintTop_toBottomOf="@id/search"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+         />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file