package app.com.example.milad.speech;

import android.content.Intent;
import android.os.Bundle;
import android.speech.RecognizerIntent;
import android.speech.tts.TextToSpeech;
import android.support.v7.app.AppCompatActivity;
import android.text.TextUtils;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.Locale;

public class MainActivity extends AppCompatActivity {

  EditText edt_text;
  ImageView img_speak;
  ImageView img_speech;
  TextView txt_result;
  TextToSpeech textToSpeech;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    edt_text = (EditText) findViewById(R.id.edt_text);
    img_speak = (ImageView) findViewById(R.id.img_speak);
    img_speech = (ImageView) findViewById(R.id.img_speech);
    txt_result = (TextView) findViewById(R.id.txt_result);

    textToSpeech = new TextToSpeech(this, new TextToSpeech.OnInitListener() {
      @Override
      public void onInit(int status) {
        if (status == TextToSpeech.SUCCESS) {
          int result = textToSpeech.setLanguage(Locale.US);
          if (result == TextToSpeech.LANG_MISSING_DATA || result == TextToSpeech.LANG_NOT_SUPPORTED) {
            Toast.makeText(MainActivity.this, "Language dosen't supported!", Toast.LENGTH_SHORT).show();
            img_speak.setEnabled(false);
          }
        }
      }
    });

    img_speak.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        String text = edt_text.getText().toString().trim();

        if (!TextUtils.isEmpty(text)) {
          textToSpeech.speak(text, TextToSpeech.QUEUE_FLUSH, null);
        }
      }
    });

    img_speech.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {

        Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);

        intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);

        //set language
        intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, "fa");

        intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "Speech Recongize!");
        try {
          startActivityForResult(intent, 100);

        } catch (Exception e) {
          Toast.makeText(MainActivity.this, "Error , You're Device doesn't Support", Toast.LENGTH_SHORT).show();
        }
      }
    });
  }

  @Override
  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (requestCode == 100) {
      if (resultCode == RESULT_OK && data != null) {
        ArrayList<String> result = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);
        txt_result.setText(result.get(0));

      }
    }
  }
}