Add UI support for configuring a proxy.

2026-04-21 00:59:49 +01:00 · 2021-02-02 16:42:47 -05:00
parent 0d215d609b
commit 46344776a4
37 changed files with 1217 additions and 55 deletions
--- a/app/src/main/java/org/thoughtcrime/securesms/proxy/ProxyBottomSheetFragment.java
+++ b/app/src/main/java/org/thoughtcrime/securesms/proxy/ProxyBottomSheetFragment.java
@@ -0,0 +1,117 @@
+package org.thoughtcrime.securesms.proxy;
+
+import android.app.AlertDialog;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.DialogFragment;
+import androidx.fragment.app.FragmentManager;
+import androidx.lifecycle.ViewModelProviders;
+
+import com.dd.CircularProgressButton;
+import com.google.android.material.bottomsheet.BottomSheetDialogFragment;
+
+import org.signal.core.util.logging.Log;
+import org.thoughtcrime.securesms.R;
+import org.thoughtcrime.securesms.preferences.EditProxyViewModel;
+import org.thoughtcrime.securesms.util.BottomSheetUtil;
+import org.thoughtcrime.securesms.util.ThemeUtil;
+
+/**
+ * A bottom sheet shown in response to a deep link. Allows a user to set a proxy.
+ */
+public final class ProxyBottomSheetFragment extends BottomSheetDialogFragment {
+
+  private static final String TAG = Log.tag(ProxyBottomSheetFragment.class);
+
+  private static final String ARG_PROXY_LINK = "proxy_link";
+
+  private TextView               proxyText;
+  private View                   cancelButton;
+  private CircularProgressButton useProxyButton;
+  private EditProxyViewModel     viewModel;
+
+  public static void showForProxy(@NonNull FragmentManager manager, @NonNull String proxyLink) {
+    ProxyBottomSheetFragment fragment = new ProxyBottomSheetFragment();
+
+    Bundle args = new Bundle();
+    args.putString(ARG_PROXY_LINK, proxyLink);
+    fragment.setArguments(args);
+
+    fragment.show(manager, BottomSheetUtil.STANDARD_BOTTOM_SHEET_FRAGMENT_TAG);
+  }
+
+  @Override
+  public void onCreate(@Nullable Bundle savedInstanceState) {
+    setStyle(DialogFragment.STYLE_NORMAL,
+             ThemeUtil.isDarkTheme(requireContext()) ? R.style.Theme_Signal_RoundedBottomSheet
+                                                     : R.style.Theme_Signal_RoundedBottomSheet_Light);
+
+    super.onCreate(savedInstanceState);
+  }
+
+  @Override
+  public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+    return inflater.inflate(R.layout.proxy_bottom_sheet, container, false);
+  }
+
+  @Override
+  public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
+    this.proxyText      = view.findViewById(R.id.proxy_sheet_host);
+    this.useProxyButton = view.findViewById(R.id.proxy_sheet_use_proxy);
+    this.cancelButton   = view.findViewById(R.id.proxy_sheet_cancel);
+
+    String host = getArguments().getString(ARG_PROXY_LINK);
+    proxyText.setText(host);
+
+    initViewModel();
+
+    useProxyButton.setOnClickListener(v -> viewModel.onSaveClicked(host));
+    cancelButton.setOnClickListener(v -> dismiss());
+  }
+
+  private void initViewModel() {
+    this.viewModel = ViewModelProviders.of(this).get(EditProxyViewModel.class);
+
+    viewModel.getSaveState().observe(getViewLifecycleOwner(), this::presentSaveState);
+    viewModel.getEvents().observe(getViewLifecycleOwner(), this::presentEvents);
+  }
+
+  private void presentSaveState(@NonNull EditProxyViewModel.SaveState state) {
+    switch (state) {
+      case IDLE:
+        useProxyButton.setClickable(true);
+        useProxyButton.setIndeterminateProgressMode(false);
+        useProxyButton.setProgress(0);
+        break;
+      case IN_PROGRESS:
+        useProxyButton.setClickable(false);
+        useProxyButton.setIndeterminateProgressMode(true);
+        useProxyButton.setProgress(50);
+        break;
+    }
+  }
+
+  private void presentEvents(@NonNull EditProxyViewModel.Event event) {
+    switch (event) {
+      case PROXY_SUCCESS:
+        Toast.makeText(requireContext(), R.string.ProxyBottomSheetFragment_successfully_connected_to_proxy, Toast.LENGTH_LONG).show();
+        dismiss();
+        break;
+      case PROXY_FAILURE:
+        new AlertDialog.Builder(requireContext())
+                       .setTitle(R.string.preferences_failed_to_connect)
+                       .setMessage(R.string.preferences_couldnt_connect_to_the_proxy)
+                       .setPositiveButton(android.R.string.ok, (d, i) -> d.dismiss())
+                       .show();
+        dismiss();
+        break;
+    }
+  }
+}