package com.example.personalitytest; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Button; import androidx.appcompat.app.AppCompatActivity; public class MainMenuActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main_menu); Button btnNewTest = findViewById(R.id.btnNewTest); Button btnViewProfiles = findViewById(R.id.btnViewProfiles); Button btnAdmin = findViewById(R.id.btnAdmin); Button btnLogout = findViewById(R.id.btnLogout); // Admin-Button nur anzeigen, wenn Benutzer Admin ist btnAdmin.setVisibility( ((PersonalityTestApp) getApplication()).getCurrentUser().isAdmin() ? View.VISIBLE : View.GONE ); btnNewTest.setOnClickListener(v -> startNewQuestionnaire()); btnViewProfiles.setOnClickListener(v -> viewProfiles()); btnAdmin.setOnClickListener(v -> startAdminPanel()); btnLogout.setOnClickListener(v -> logout()); } private void startNewQuestionnaire() { Profile newProfile = new Profile(); newProfile.setUserId(((PersonalityTestApp) getApplication()).getCurrentUser().getId()); ((PersonalityTestApp) getApplication()).setCurrentProfile(newProfile); Intent intent = new Intent(this, QuestionnaireActivity.class); intent.putExtra("is_new_profile", true); startActivity(intent); } private void viewProfiles() { startActivity(new Intent(this, ProfileListActivity.class)); } private void startAdminPanel() { startActivity(new Intent(this, AdminActivity.class)); } private void logout() { ((PersonalityTestApp) getApplication()).setCurrentUser(null); startActivity(new Intent(this, LoginActivity.class)); finish(); } }