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package de.danoeh.antennapod.dialog;
import android.content.Context;
import android.os.Build;
import androidx.appcompat.app.AlertDialog;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.core.preferences.UserPreferences;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
public class VariableSpeedDialog {
private VariableSpeedDialog() {
}
public static void showDialog(final Context context) {
if (UserPreferences.useSonic()
|| UserPreferences.useExoplayer()
|| Build.VERSION.SDK_INT >= 23) {
showSpeedSelectorDialog(context);
} else {
showGetPluginDialog(context, true);
}
}
public static void showGetPluginDialog(final Context context) {
showGetPluginDialog(context, false);
}
private static void showGetPluginDialog(final Context context, boolean showSpeedSelector) {
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setTitle(R.string.no_playback_plugin_title);
builder.setMessage(R.string.no_playback_plugin_or_sonic_msg);
builder.setPositiveButton(R.string.enable_sonic, (dialog, which) -> {
UserPreferences.enableSonic();
if (showSpeedSelector) {
showSpeedSelectorDialog(context);
}
});
builder.setNeutralButton(R.string.close_label, null);
builder.show();
}
private static void showSpeedSelectorDialog(final Context context) {
DecimalFormatSymbols format = new DecimalFormatSymbols(Locale.US);
format.setDecimalSeparator('.');
DecimalFormat speedFormat = new DecimalFormat("0.00", format);
final String[] speedValues = context.getResources().getStringArray(
R.array.playback_speed_values);
// According to Java spec these get initialized to false on creation
final boolean[] speedChecked = new boolean[speedValues.length];
// Build the "isChecked" array so that multiChoice dialog is populated correctly
List<String> selectedSpeedList = new ArrayList<>();
float[] selectedSpeeds = UserPreferences.getPlaybackSpeedArray();
for (float speed : selectedSpeeds) {
selectedSpeedList.add(speedFormat.format(speed));
}
for (int i = 0; i < speedValues.length; i++) {
speedChecked[i] = selectedSpeedList.contains(speedValues[i]);
}
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setTitle(R.string.set_playback_speed_label);
builder.setMultiChoiceItems(R.array.playback_speed_values,
speedChecked, (dialog, which, isChecked) -> speedChecked[which] = isChecked);
builder.setNegativeButton(android.R.string.cancel, null);
builder.setPositiveButton(android.R.string.ok,
(dialog, which) -> {
int choiceCount = 0;
for (boolean checked : speedChecked) {
if (checked) {
choiceCount++;
}
}
String[] newSpeedValues = new String[choiceCount];
int newSpeedIndex = 0;
for (int i = 0; i < speedChecked.length; i++) {
if (speedChecked[i]) {
newSpeedValues[newSpeedIndex++] = speedValues[i];
}
}
UserPreferences.setPlaybackSpeedArray(newSpeedValues);
});
builder.create().show();
}
}
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