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/*
* Copyright © 2018 Samuel Holland <samuel@sholland.org>
* Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
package com.wireguard.android.fragment;
import android.content.Context;
import android.databinding.DataBindingUtil;
import android.databinding.ViewDataBinding;
import android.support.design.widget.Snackbar;
import android.util.Log;
import android.view.View;
import com.wireguard.android.R;
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();
final String error = ExceptionLoggers.unwrapMessage(throwable);
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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