package com.google.tts;



import java.util.HashMap;

import android.content.ComponentName;

import android.content.Intent;

import android.content.SharedPreferences;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.media.AudioManager;

import android.net.Uri;

import android.os.Bundle;

import android.preference.ListPreference;

import android.preference.Preference;

import android.preference.PreferenceActivity;

import android.preference.PreferenceManager;

import android.preference.Preference.OnPreferenceChangeListener;

import android.preference.Preference.OnPreferenceClickListener;

import android.view.Menu;

import android.view.MenuItem;



public class OldPrefsActivity extends PreferenceActivity {

  private static final int TTS_VOICE_DATA_CHECK_CODE = 42;

  private static final int TTS_VOICE_DATA_INSTALL_CODE = 43;

  private TTS myTts;

  private HashMap<String, Integer> hellos;





  @Override

  protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setVolumeControlStream(AudioManager.STREAM_MUSIC);

    myTts = new TTS(this, ttsInitListener, true);

  }



  private TTS.InitListener ttsInitListener = new TTS.InitListener() {

    public void onInit(int version) {

      addPreferencesFromResource(R.xml.oldprefs);

      loadEngines();

      loadHellos();

      Preference previewPref = findPreference("preview");

      previewPref.setOnPreferenceClickListener(new OnPreferenceClickListener() {

        public boolean onPreferenceClick(Preference preference) {

          sayHello();

          return true;

        }

      });

    }

  };



  private void loadEngines() {

    ListPreference enginesPref = (ListPreference) findPreference("engine_pref");



    Intent intent = new Intent("android.intent.action.START_TTS_ENGINE");



    ResolveInfo[] enginesArray = new ResolveInfo[0];

    PackageManager pm = getPackageManager();

    enginesArray = pm.queryIntentActivities(intent, 0).toArray(enginesArray);



    CharSequence entries[] = new CharSequence[enginesArray.length];

    CharSequence values[] = new CharSequence[enginesArray.length];

    for (int i = 0; i < enginesArray.length; i++) {

      entries[i] = enginesArray[i].loadLabel(pm);

      values[i] = enginesArray[i].activityInfo.packageName;

    }

    enginesPref.setEntries(entries);

    enginesPref.setEntryValues(values);



    // This is somewhat hacky because the eSpeak engine isn't fully ported

    // over yet. In addition, the framework has an Install Data option, so the

    // workflow is different. Therefore, do NOT take this into the framework!

    enginesPref.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {

      @Override

      public boolean onPreferenceChange(Preference preference, Object newValue) {

        String chosenEngine = newValue.toString();

        if (chosenEngine.equals("com.svox.pico")) {

          Intent intent = new Intent();

          intent.setAction(TextToSpeechBeta.Engine.ACTION_CHECK_TTS_DATA);

          intent.setClassName("com.svox.pico", "com.svox.pico.CheckVoiceData");

          startActivityForResult(intent, TTS_VOICE_DATA_CHECK_CODE);

        }

        return true;

      }

    });

  }



  private void loadHellos() {

    hellos = new HashMap<String, Integer>();

    hellos.put("afr", R.string.af);

    hellos.put("bos", R.string.bs);

    hellos.put("yue", R.string.zhrHK);

    hellos.put("cmn", R.string.zh);

    hellos.put("hrv", R.string.hr);

    hellos.put("ces", R.string.cz);

    hellos.put("nld", R.string.nl);

    hellos.put("eng-USA", R.string.enrUS);

    hellos.put("eng-GBR", R.string.enrGB);

    hellos.put("epo", R.string.eo);

    hellos.put("fin", R.string.fi);

    hellos.put("fra", R.string.fr);

    hellos.put("deu", R.string.de);

    hellos.put("ell", R.string.el);

    hellos.put("hin", R.string.hi);

    hellos.put("hun", R.string.hu);

    hellos.put("isl", R.string.is);

    hellos.put("ind", R.string.id);

    hellos.put("ita", R.string.it);

    hellos.put("kur", R.string.ku);

    hellos.put("lat", R.string.la);

    hellos.put("mkd", R.string.mk);

    hellos.put("nor", R.string.no);

    hellos.put("pol", R.string.pl);

    hellos.put("por", R.string.pt);

    hellos.put("ron", R.string.ro);

    hellos.put("rus", R.string.ru);

    hellos.put("srp", R.string.sr);

    hellos.put("slk", R.string.sk);

    hellos.put("spa", R.string.es);

    hellos.put("spa-MEX", R.string.esrMX);

    hellos.put("swe", R.string.sw);

    hellos.put("swe", R.string.sv);

    hellos.put("tam", R.string.ta);

    hellos.put("tur", R.string.tr);

    hellos.put("vie", R.string.vi);

    hellos.put("cym", R.string.cy);

  }



  private void sayHello() {

    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);

    // Change this to the system/lib path when in the framework

    String DEFAULT_TTS_BINARY = "com.svox.pico";

    String engine = prefs.getString("engine_pref", DEFAULT_TTS_BINARY);

    myTts.setEngine(engine);



    String languageCode = prefs.getString("lang_pref", "eng-USA");

    int rate = Integer.parseInt(prefs.getString("rate_pref", "140"));



    myTts.setLanguage(languageCode);

    myTts.setSpeechRate(rate);

    if (!hellos.containsKey(languageCode)) {

      languageCode = "eng-USA";

    }

    String hello = getString(hellos.get(languageCode));

    myTts.speak(hello, 0, null);

  }





  @Override

  public boolean onCreateOptionsMenu(Menu menu) {

    menu.add(0, R.string.tts_apps, 0, R.string.tts_apps).setIcon(android.R.drawable.ic_menu_search);

    menu.add(0, R.string.homepage, 0, R.string.homepage).setIcon(

        android.R.drawable.ic_menu_info_details);

    return super.onCreateOptionsMenu(menu);

  }



  @Override

  public boolean onOptionsItemSelected(MenuItem item) {

    Intent i = new Intent();

    ComponentName comp =

        new ComponentName("com.android.browser", "com.android.browser.BrowserActivity");

    i.setComponent(comp);

    i.setAction("android.intent.action.VIEW");

    i.addCategory("android.intent.category.BROWSABLE");

    Uri uri;

    switch (item.getItemId()) {

      case R.string.tts_apps:

        uri = Uri.parse("http://eyes-free.googlecode.com/svn/trunk/documentation/tts_apps.html");

        i.setData(uri);

        startActivity(i);

        break;

      case R.string.homepage:

        uri = Uri.parse("http://eyes-free.googlecode.com/");

        i.setData(uri);

        startActivity(i);

        break;

    }

    return super.onOptionsItemSelected(item);

  }



  // TODO: This should be generic, not hardcoded to the SVOX installer.

  @Override

  public void onActivityResult(int requestCode, int resultCode, Intent data) {

    if (requestCode == TTS_VOICE_DATA_CHECK_CODE) {

      if (resultCode != TextToSpeechBeta.Engine.CHECK_VOICE_DATA_PASS) {

        Intent intent = new Intent();

        intent.setAction(TextToSpeechBeta.Engine.ACTION_INSTALL_TTS_DATA);

        intent.setClassName("com.svox.pico", "com.svox.pico.DownloadVoiceData");

        startActivityForResult(intent, TTS_VOICE_DATA_INSTALL_CODE);

      }

    }

  }



  @Override

  protected void onDestroy() {

    if (myTts != null) {

      myTts.shutdown();

    }

    super.onDestroy();

  }



}