Merge pull request #1343 from dedis/work-fe2-jpluss-drawer

Drawer menu

fe2-android/app/src/main/java/com/github/dedis/popstellar/model/Role.java

@@ -0,0 +1,23 @@
+package com.github.dedis.popstellar.model;
+
+import androidx.annotation.StringRes;
+
+import com.github.dedis.popstellar.R;
+
+public enum Role {
+  ORGANIZER(R.string.organizer),
+  WITNESS(R.string.witness),
+  ATTENDEE(R.string.attendee),
+  MEMBER(R.string.member);
+
+  @StringRes private final int roleString;
+
+  Role(@StringRes int role) {
+    this.roleString = role;
+  }
+
+  @StringRes
+  public int getStringId() {
+    return roleString;
+  }
+}

fe2-android/app/src/main/java/com/github/dedis/popstellar/ui/detail/InviteFragment.java

@@ -0,0 +1,81 @@
+package com.github.dedis.popstellar.ui.detail;
+
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import android.view.*;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+
+import com.github.dedis.popstellar.R;
+import com.github.dedis.popstellar.databinding.InviteFragmentBinding;
+import com.github.dedis.popstellar.model.objects.view.LaoView;
+import com.github.dedis.popstellar.model.qrcode.ConnectToLao;
+import com.github.dedis.popstellar.repository.remote.GlobalNetworkManager;
+import com.github.dedis.popstellar.utility.error.ErrorUtils;
+import com.github.dedis.popstellar.utility.error.UnknownLaoException;
+import com.google.gson.Gson;
+
+import net.glxn.qrgen.android.QRCode;
+
+import javax.inject.Inject;
+
+import dagger.hilt.android.AndroidEntryPoint;
+
+@AndroidEntryPoint
+public class InviteFragment extends Fragment {
+
+  private static final String TAG = InviteFragment.class.getSimpleName();
+
+  @Inject Gson gson;
+  @Inject GlobalNetworkManager networkManager;
+
+  private static final int QR_SIDE = 800;
+
+  private LaoDetailViewModel viewModel;
+
+  public static InviteFragment newInstance() {
+    return new InviteFragment();
+  }
+
+  @Nullable
+  @Override
+  public View onCreateView(
+      @NonNull LayoutInflater inflater,
+      @Nullable ViewGroup container,
+      @Nullable Bundle savedInstanceState) {
+    InviteFragmentBinding binding = InviteFragmentBinding.inflate(inflater, container, false);
+    viewModel = LaoDetailActivity.obtainViewModel(requireActivity());
+
+    binding.laoPropertiesIdentifierText.setText(viewModel.getPublicKey().getEncoded());
+    binding.laoPropertiesServerText.setText(networkManager.getCurrentUrl());
+
+    try {
+      LaoView laoView = viewModel.getLao();
+
+      ConnectToLao data = new ConnectToLao(networkManager.getCurrentUrl(), laoView.getId());
+      Bitmap myBitmap = QRCode.from(gson.toJson(data)).withSize(QR_SIDE, QR_SIDE).bitmap();
+      binding.channelQrCode.setImageBitmap(myBitmap);
+      binding.laoPropertiesNameText.setText(laoView.getName());
+
+      viewModel
+          .getRole()
+          .observe(
+              getViewLifecycleOwner(),
+              role -> binding.laoPropertiesRoleText.setText(role.getStringId()));
+
+    } catch (UnknownLaoException e) {
+      ErrorUtils.logAndShow(requireContext(), TAG, e, R.string.unknown_lao_exception);
+      return null;
+    }
+    return binding.getRoot();
+  }
+
+  @Override
+  public void onResume() {
+    super.onResume();
+    viewModel.setPageTitle(R.string.invite);
+    viewModel.setIsTab(true);
+  }
+}