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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.tv.tuner.setup;
import android.content.res.Resources;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v17.leanback.widget.GuidanceStylist.Guidance;
import android.support.v17.leanback.widget.GuidedAction;
import android.util.Log;
import android.view.View;
import com.android.tv.common.ui.setup.SetupGuidedStepFragment;
import com.android.tv.common.ui.setup.SetupMultiPaneFragment;
import com.android.tv.tuner.R;
import java.util.ArrayList;
import java.util.List;
/** Lineup Fragment shows available lineups and lets users select one of them. */
public class LineupFragment extends SetupMultiPaneFragment {
public static final String TAG = "LineupFragment";
public static final boolean DEBUG = false;
public static final String ACTION_CATEGORY = "com.android.tv.tuner.setup.LineupFragment";
public static final String KEY_LINEUP_NAMES = "lineup_names";
public static final String KEY_MATCH_NUMBERS = "match_numbers";
public static final String KEY_DEFAULT_LINEUP = "default_lineup";
public static final String KEY_LINEUP_NOT_FOUND = "lineup_not_found";
public static final int ACTION_ID_RETRY = SetupMultiPaneFragment.MAX_SUBCLASSES_ID - 1;
private ContentFragment contentFragment;
private Bundle args;
private ArrayList<String> lineups;
private boolean lineupNotFound;
@Override
public void onCreate(Bundle savedInstanceState) {
if (savedInstanceState == null) {
lineups = getArguments().getStringArrayList(KEY_LINEUP_NAMES);
}
super.onCreate(savedInstanceState);
}
@Override
protected SetupGuidedStepFragment onCreateContentFragment() {
contentFragment = new LineupFragment.ContentFragment();
Bundle args = new Bundle();
Bundle arguments = this.args != null ? this.args : getArguments();
args.putStringArrayList(KEY_LINEUP_NAMES, lineups);
args.putIntegerArrayList(
KEY_MATCH_NUMBERS, arguments.getIntegerArrayList(KEY_MATCH_NUMBERS));
args.putInt(KEY_DEFAULT_LINEUP, arguments.getInt(KEY_DEFAULT_LINEUP));
args.putBoolean(KEY_LINEUP_NOT_FOUND, lineupNotFound);
contentFragment.setArguments(args);
return contentFragment;
}
@Override
protected String getActionCategory() {
return ACTION_CATEGORY;
}
public void onLineupFound(Bundle args) {
if (DEBUG) {
Log.d(TAG, "onLineupFound");
}
this.args = args;
lineups = args.getStringArrayList(KEY_LINEUP_NAMES);
lineupNotFound = false;
if (contentFragment != null) {
updateContentFragment();
}
}
public void onLineupNotFound() {
if (DEBUG) {
Log.d(TAG, "onLineupNotFound");
}
lineupNotFound = true;
if (contentFragment != null) {
updateContentFragment();
}
}
public void onRetry() {
if (DEBUG) {
Log.d(TAG, "onRetry");
}
if (contentFragment != null) {
lineupNotFound = false;
lineups = null;
updateContentFragment();
} else {
// onRetry() can be called only when retry button is clicked.
// This should never happen.
throw new RuntimeException(
"ContentFragment hasn't been created when onRetry() is called");
}
}
@Override
protected boolean needsDoneButton() {
return false;
}
private void updateContentFragment() {
contentFragment = (ContentFragment) onCreateContentFragment();
getChildFragmentManager()
.beginTransaction()
.replace(
com.android.tv.common.R.id.guided_step_fragment_container,
contentFragment,
SetupMultiPaneFragment.CONTENT_FRAGMENT_TAG)
.commit();
}
/** The content fragment of {@link LineupFragment}. */
public static class ContentFragment extends SetupGuidedStepFragment {
private ArrayList<String> lineups;
private ArrayList<Integer> matchNumbers;
private int defaultLineup;
private boolean lineupNotFound;
@Override
public void onCreate(Bundle savedInstanceState) {
if (savedInstanceState == null) {
lineups = getArguments().getStringArrayList(KEY_LINEUP_NAMES);
matchNumbers = getArguments().getIntegerArrayList(KEY_MATCH_NUMBERS);
defaultLineup = getArguments().getInt(KEY_DEFAULT_LINEUP);
this.lineupNotFound = getArguments().getBoolean(KEY_LINEUP_NOT_FOUND);
}
super.onCreate(savedInstanceState);
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
int position = findActionPositionById(defaultLineup);
if (position >= 0 && position < getActions().size()) {
setSelectedActionPosition(position);
}
}
@NonNull
@Override
public Guidance onCreateGuidance(Bundle savedInstanceState) {
if ((lineups != null && lineups.isEmpty()) || this.lineupNotFound) {
return new Guidance(
getString(R.string.ut_lineup_title_lineups_not_found),
getString(R.string.ut_lineup_description_lineups_not_found),
getString(R.string.ut_setup_breadcrumb),
null);
} else if (lineups == null) {
return new Guidance(
getString(R.string.ut_lineup_title_fetching_lineups),
getString(R.string.ut_lineup_description_fetching_lineups),
getString(R.string.ut_setup_breadcrumb),
null);
}
return new Guidance(
getString(R.string.ut_lineup_title_lineups_found),
getString(R.string.ut_lineup_description_lineups_found),
getString(R.string.ut_setup_breadcrumb),
null);
}
@Override
public void onCreateActions(
@NonNull List<GuidedAction> actions, Bundle savedInstanceState) {
actions.addAll(buildActions());
}
@Override
protected String getActionCategory() {
return ACTION_CATEGORY;
}
private List<GuidedAction> buildActions() {
List<GuidedAction> actions = new ArrayList<>();
if ((lineups != null && lineups.isEmpty()) || this.lineupNotFound) {
actions.add(
new GuidedAction.Builder(getActivity())
.id(ACTION_ID_RETRY)
.title(com.android.tv.common.R.string.action_text_retry)
.build());
actions.add(
new GuidedAction.Builder(getActivity())
.id(ACTION_SKIP)
.title(com.android.tv.common.R.string.action_text_skip)
.build());
} else if (lineups == null) {
actions.add(
new GuidedAction.Builder(getActivity())
.id(ACTION_SKIP)
.title(com.android.tv.common.R.string.action_text_skip)
.build());
} else {
Resources res = getResources();
for (int i = 0; i < lineups.size(); ++i) {
int matchNumber = matchNumbers.get(i);
String description =
matchNumber == 0
? res.getString(R.string.ut_lineup_no_channels_matched)
: res.getQuantityString(
R.plurals.ut_lineup_channels_matched,
matchNumber,
matchNumber);
actions.add(
new GuidedAction.Builder(getActivity())
.id(i)
.title(lineups.get(i))
.description(description)
.build());
}
}
return actions;
}
}
}
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