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package james.dsp.preference;
import android.app.AlertDialog.Builder;
import android.content.Context;
import android.os.Environment;
import android.os.Handler;
import android.os.Looper;
import android.preference.ListPreference;
import android.util.AttributeSet;
import android.util.Log;
import android.widget.Toast;
import james.dsp.R;
import james.dsp.activity.DSPManager;
import james.dsp.activity.JdspImpResToolbox;
import james.dsp.service.HeadsetService;
import java.io.File;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Locale;
public class SummariedListPreferenceWithCustom extends ListPreference
{
public SummariedListPreferenceWithCustom(Context context, AttributeSet set)
{
super(context, set);
}
// Read file list from path
private static void getFileNameList(File path, String fileExt, ArrayList<String> fileList)
{
if (path.isDirectory())
{
File[] files = path.listFiles();
if (null == files) return;
for (File file : files) getFileNameList(file, fileExt, fileList);
}
else
{
String filePath = path.getAbsolutePath();
String fileName = filePath.substring(filePath.lastIndexOf("/") + 1);
if (fileName.toLowerCase(Locale.US).endsWith(fileExt))
fileList.add(fileName);
}
}
@Override
protected void onPrepareDialogBuilder(Builder builder)
{
try
{
if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED))
{
Log.i(DSPManager.TAG, "External storage not mounted");
setEntries(new String[0]);
setEntryValues(new String[0]);
String tip = getContext().getResources().getString(R.string.text_ir_dir_isempty);
tip = String.format(tip, DSPManager.impulseResponsePath);
Toast.makeText(getContext(), tip, Toast.LENGTH_LONG).show();
super.onPrepareDialogBuilder(builder);
return;
}
final String kernelPath = DSPManager.impulseResponsePath;
File kernelFile = new File(kernelPath);
if (!kernelFile.exists())
{
Log.i(DSPManager.TAG, "Impulse response directory does not exists");
kernelFile.mkdirs();
kernelFile.mkdir();
}
ArrayList<String> kernelList = new ArrayList<>();
getFileNameList(kernelFile, ".irs", kernelList);
getFileNameList(kernelFile, ".wav", kernelList);
getFileNameList(kernelFile, ".flac", kernelList);
if (kernelList.isEmpty())
{
String tip = getContext().getResources().getString(R.string.text_ir_dir_isempty);
tip = String.format(tip, DSPManager.impulseResponsePath);
Toast.makeText(getContext(), tip, Toast.LENGTH_LONG).show();
}
else Collections.sort(kernelList);
final String[] kernelArray = new String[kernelList.size()];
final String[] arrayValue = new String[kernelList.size()];
for (int i = 0; i < kernelList.size(); i++)
{
kernelArray[i] = kernelList.get(i);
arrayValue[i] = kernelPath + kernelList.get(i);
}
setEntries(kernelArray);
setEntryValues(arrayValue);
super.onPrepareDialogBuilder(builder);
}
catch (Exception e)
{
setEntries(new String[0]);
setEntryValues(new String[0]);
String tip = getContext().getResources().getString(R.string.text_ir_dir_isempty);
tip = String.format(tip, DSPManager.impulseResponsePath);
Toast.makeText(getContext(), tip, Toast.LENGTH_LONG).show();
super.onPrepareDialogBuilder(builder);
}
}
@Override
public void setValue(String value)
{
super.setValue(value);
try
{
CharSequence[] entries = getEntries();
CharSequence[] entryValues = getEntryValues();
if (entries == null || entryValues == null)
{
if (value == null)
{
setSummary("");
return;
}
if (value.isEmpty())
{
setSummary("");
return;
}
if (value.contains("/"))
{
String fileName = value.substring(value.lastIndexOf("/") + 1);
setSummary(fileName);
return;
}
setSummary(value);
return;
}
if(getKey().equals("dsp.convolver.resampler"))
{
if(HeadsetService.dspModuleSamplingRate > 0)
{
for (int i = 0; i < entryValues.length; i++)
{
if (entryValues[i].equals(value))
{
Runnable runner = new ResamplerThread(DSPManager.impulseResponsePath, entries[i].toString(), HeadsetService.dspModuleSamplingRate);
new Thread(runner).start();
break;
}
}
}
else
Toast.makeText(DSPManager.actUi, DSPManager.actUi.getString(R.string.resamplererror), Toast.LENGTH_LONG).show();
}
else
{
for (int i = 0; i < entryValues.length; i++)
{
if (entryValues[i].equals(value))
{
setSummary(entries[i]);
break;
}
}
}
}
catch (Exception e)
{
setSummary("");
}
}
}
class ResamplerThread implements Runnable {
private String path;
private String filename;
private int tarSmpRate;
ResamplerThread(String p, String f, int s) {
path = p;
filename = f;
tarSmpRate = s;
}
public void run() {
final String finalName = JdspImpResToolbox.OfflineAudioResample(path, filename, tarSmpRate);
new Handler(Looper.getMainLooper()).post(new Runnable() {
@Override
public void run() {
File f = new File(finalName);
if(f.exists() && !f.isDirectory())
Toast.makeText(DSPManager.actUi, DSPManager.actUi.getString(R.string.resamplerstr, tarSmpRate, finalName), Toast.LENGTH_LONG).show();
}
});
}
}
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