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package com.wireguard.android.fragment;
import android.app.AlertDialog;
import android.content.Context;
import android.databinding.DataBindingUtil;
import android.databinding.ViewDataBinding;
import android.text.Html;
import android.text.method.LinkMovementMethod;
import android.util.Log;
import android.view.View;
import android.widget.TextView;
import com.commonsware.cwac.crossport.design.widget.Snackbar;
import com.wireguard.android.R;
import com.wireguard.android.backend.WgQuickBackend;
import com.wireguard.android.databinding.TunnelDetailFragmentBinding;
import com.wireguard.android.databinding.TunnelListItemBinding;
import com.wireguard.android.model.Tunnel;
import com.wireguard.android.model.Tunnel.State;
import com.wireguard.android.util.ExceptionLoggers;
/**
* Helper method shared by TunnelListFragment and TunnelDetailFragment.
*/
public final class TunnelController {
private static final String TAG = "WireGuard/" + TunnelController.class.getSimpleName();
private TunnelController() {
// Prevent instantiation.
}
public static void setTunnelState(final View view, final boolean checked) {
final ViewDataBinding binding = DataBindingUtil.findBinding(view);
final Tunnel tunnel;
if (binding instanceof TunnelDetailFragmentBinding)
tunnel = ((TunnelDetailFragmentBinding) binding).getTunnel();
else if (binding instanceof TunnelListItemBinding)
tunnel = ((TunnelListItemBinding) binding).getItem();
else
tunnel = null;
if (tunnel == null) {
Log.e(TAG, "setChecked() from a null tunnel", new IllegalStateException("No tunnel"));
return;
}
tunnel.setState(State.of(checked)).whenComplete((state, throwable) -> {
if (throwable == null)
return;
final Context context = view.getContext();
if (ExceptionLoggers.unwrap(throwable)
instanceof WgQuickBackend.ModuleNotLoadedException) {
final String message = context.getString(R.string.not_supported_message);
final String title = context.getString(R.string.not_supported_title);
final AlertDialog dialog = new AlertDialog.Builder(context)
.setMessage(Html.fromHtml(message))
.setPositiveButton(R.string.ok, null)
.setTitle(title)
.show();
// Make links work.
((TextView) dialog.findViewById(android.R.id.message))
.setMovementMethod(LinkMovementMethod.getInstance());
Log.e(TAG, title, throwable);
} else {
final String error = ExceptionLoggers.unwrap(throwable).getMessage();
final int messageResId = checked ? R.string.error_up : R.string.error_down;
final String message = context.getString(messageResId, error);
Snackbar.make(view, message, Snackbar.LENGTH_LONG).show();
Log.e(TAG, message, throwable);
}
});
}
}
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