* Implenting permissionn fragments

* refactoring fragments, use of a base fragment to deduplicate code
* improve SetupViewPagerAdapter by implementing a factory that hands out the reuired fragments in the correct order
* very basic setup success fragment ("You're all set!")

1 files changed, 92 insertions, 0 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/providersetup/fragments/EmptyPermissionSetupFragment.java b/app/src/main/java/se/leap/bitmaskclient/providersetup/fragments/EmptyPermissionSetupFragment.java
new file mode 100644
index 00000000..18751ee5
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/providersetup/fragments/EmptyPermissionSetupFragment.java
@@ -0,0 +1,92 @@
+package se.leap.bitmaskclient.providersetup.fragments;
+
+import android.Manifest;
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Toast;
+
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import se.leap.bitmaskclient.databinding.FVpnPermissionSetupBinding;
+
+public class EmptyPermissionSetupFragment extends BaseSetupFragment {
+
+    private String notificationPermissionAction = null;
+    private Intent vpnPermissionIntent = null;
+
+    private final ActivityResultLauncher<String> requestNotificationPermissionLauncher =
+            registerForActivityResult(new ActivityResultContracts.RequestPermission(), isGranted -> {
+                if (isGranted) {
+                    if (setupActivityCallback != null) {
+                        setupActivityCallback.onConfigurationSuccess();
+                    }
+                } else {
+                    Toast.makeText(getContext(), "Permission request failed :(", Toast.LENGTH_LONG).show();
+                    setupActivityCallback.setNavigationButtonHidden(false);
+                    // TODO: implement sth. useful
+                }
+            });
+
+    private final ActivityResultLauncher<Intent> requestVpnPermissionLauncher =
+            registerForActivityResult(
+                    new ActivityResultContracts.StartActivityForResult(),
+                    result -> {
+                        if (result.getResultCode() == Activity.RESULT_OK) {
+                            if (setupActivityCallback != null) {
+                                setupActivityCallback.onConfigurationSuccess();
+                            }
+                        } else {
+                            Toast.makeText(getContext(), "Permission request failed :(", Toast.LENGTH_LONG).show();
+                            setupActivityCallback.setNavigationButtonHidden(false);
+                            // TODO: implement sth. useful
+                        }
+                    }
+            );
+
+    private EmptyPermissionSetupFragment(int position, String permissionAction) {
+        super(position);
+        this.notificationPermissionAction = permissionAction;
+    }
+
+    private EmptyPermissionSetupFragment(int position, Intent vpnPermissionIntent) {
+        super(position);
+        this.vpnPermissionIntent = vpnPermissionIntent;
+    }
+
+    public static EmptyPermissionSetupFragment newInstance(int position, Intent vpnPermissionIntent) {
+        return new EmptyPermissionSetupFragment(position, vpnPermissionIntent);
+    }
+
+    public static EmptyPermissionSetupFragment newInstance(int position, String notificationPermissionAction) {
+        return new EmptyPermissionSetupFragment(position, notificationPermissionAction);
+    }
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
+                             @Nullable Bundle savedInstanceState) {
+        FVpnPermissionSetupBinding binding = FVpnPermissionSetupBinding.inflate(inflater, container, false);
+        return binding.getRoot();
+    }
+
+    @Override
+    public void onFragmentSelected() {
+        super.onFragmentSelected();
+        if (notificationPermissionAction != null) {
+            requestNotificationPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS);
+        } else if (vpnPermissionIntent != null) {
+            requestVpnPermissionLauncher.launch(vpnPermissionIntent);
+        }
+
+        setupActivityCallback.setNavigationButtonHidden(true);
+        setupActivityCallback.setCancelButtonHidden(true);
+    }
+
+
+}
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