Latihan

package com.sriyanksiddhartha.speechtotext;

import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.speech.RecognizerIntent;
import androidx.appcompat.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonObjectRequest;
import com.android.volley.toolbox.Volley;
import com.mapzen.speakerbox.Speakerbox;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;

public class MainActivity extends AppCompatActivity
{
    private TextView TextViewResult;
    private TextView TextViewPanduan;
    private ListView ListViewMsg;
    private View ViewButtonSend;
    private EditText EditText1;
    private EditText EditTextMsg;

    private static final String StringTAG = "MEDIA";
    String StringKey="",StringFind="";
    List<String> ListItems=new ArrayList<String>();

    boolean booleanisMine = true;
    private List<ChatMessage> ListChatMessages;
    private ArrayAdapter<ChatMessage> ArrayAdapterMessage;
    private RequestQueue RequestQueue1;
    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        TextViewResult = (TextView) findViewById(R.id.txvResult);
        TextViewPanduan = (TextView) findViewById(R.id.txtPanduan);
        TextViewResult.setVisibility(View.INVISIBLE);
        TextViewPanduan.setText("Panduan Disini");

        ListChatMessages = new ArrayList<>();
        ListViewMsg = (ListView) findViewById(R.id.list_msg);
        ViewButtonSend = findViewById(R.id.btn_chat_send);
        EditTextMsg = (EditText) findViewById(R.id.msg_type);

        ListViewMsg.setAdapter(ArrayAdapterMessage);
        ArrayAdapterMessage = new MessageAdapter //set ListView adapter first
        (
        this,
        R.layout.item_chat_left,
        ListChatMessages
        );
    }
    public void getSpeechInput(View view) {
        Intent Intent1 = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
        Intent1.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
            RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
        Intent1.putExtra(RecognizerIntent.EXTRA_LANGUAGE,
            Locale.getDefault());

        if (Intent1.resolveActivity(getPackageManager()) != null)
        {
            startActivityForResult(intent, 10);
        }
        else
        {
            Toast.makeText
            (
            getApplicationContext(),
            "Perangkat Kamu Tidak Kompatible !!!",
            Toast.LENGTH_SHORT
            ).show();
        }
    }
    @Override
    protected void onActivityResult(int IntrequestCode, int IntresultCode, Intent IntentData)
    {
        super.onActivityResult(IntrequestCode, IntResultCode, IntentData);
        switch (IntRequestCode)
        {
        case 10:
                if (IntresultCode == RESULT_OK && IntentData != null)
                {
                    ListViewMsg.setVisibility(View.VISIBLE);
                    TextViewPanduan.setVisibility(View.GONE);
                    ArrayList<String> Arrayresult1 = IntentData.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS); //merubah suara ke text
                    TextViewResult.setText(Arrayresult1.get(0)); //menampilkan hasil suara yang kita ucapkan dalam bentuk text
                    StringKey=Arrayresult1.get(0).toLowerCase();

                    if(StringKey.equals("terima kasih") || StringKey.equals("makasih")
                        || ((StringKey.contains("terima kasih") || StringKey.contains("makasih")) && !StringKey.contains("berjudul"))
                    )
                    {
                        StringFind="sama-sama";
                    }
                    else if(!StringKey.isEmpty())
                    {
                        RequestQueue1 = Volley.newRequestQueue(getApplicationContext()); //volley untuk mencari data buku
                        FunctionJsonParse(); // fungsi untuk mencari buku

                    if(StringFind.isEmpty())
                    {
                        StringFind  = "Keyword yang anda masukan belum tersedia, "
                                    + "Silahkan bertanya dengan format 'buku berjudul "
                                    + "<judul buku> pengarang <nama pengarang>' atau "
                                    + "'judul <judul buku> karangan <nama pengarang>'";
                    }
                    }
                    ChatMessage ChatMessage1 = new ChatMessage(StringKey, booleanisMine);
                    ListChatMessages.add(ChatMessage1);
                    ArrayAdapterMessage.notifyDataSetChanged();
                    booleanisMine = false;
                    Runnable Runnable1 = new Runnable()
                    {
                        @Override
                        public void run()
                        {
                            Speakerbox Speakerbox1 = new Speakerbox(getApplication());
                            Speakerbox1.play(StringFind); //perintah untuk mengucapkan buku yang dicari
                            ChatMessage ChatMessage1 = new ChatMessage(StringFind, booleanisMine);
                            ListChatMessages.add(ChatMessage1);
                            ArrayAdapterMessage.notifyDataSetChanged();
                            booleanisMine = true;
                            StringFind="";
                        }
                    };
                    Handler Handler1 = new Handler();
                    Handler1.postDelayed(Runnable1,
                            2500);
                }
                break;
        }
    }
    private void checkExternalMedia(){
        boolean booleanExternalStorageAvailable = false,
                booleanExternalStorageWriteable = false;
        String state = Environment.getExternalStorageState();
        if (Environment.MEDIA_MOUNTED.equals(state))
        {
            booleanExternalStorageAvailable = booleanExternalStorageWriteable = true;
        }
        else if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(state))
        {
            booleanExternalStorageAvailable = true;
            booleanExternalStorageWriteable = false;
        }
        else
        {
            booleanExternalStorageAvailable = booleanExternalStorageWriteable = false;
        }
        Toast.makeText
                (
                getApplicationContext(),
                "\n\nExternal Media: readable="
                +   booleanExternalStorageAvailable
                +   " writable="+booleanExternalStorageWriteable,
                Toast.LENGTH_SHORT
                ).show();
    }
    private void writeToSDFile(String tmp){
        File FileRoot = android.os.Environment.getExternalStorageDirectory();
        Toast.makeText
        (
        getApplicationContext(),
        "External file system root: "
        + FileRoot,Toast.LENGTH_LONG
        ).show();

        File FileDir = new File
        (
        FileRoot.getAbsolutePath()
        + "/download");
        FileDir.mkdirs();
        File File1 = new File
        (
        FileDir,
        "myData.txt");

        try
        {
            FileOutputStream f = new FileOutputStream(File1,true);
            PrintWriter pw = new PrintWriter(f);
            pw.println(tmp);
            pw.flush();
            pw.close();
            f.close();
        }
        catch (FileNotFoundException e)
        {
            e.printStackTrace();
            Log.i
            (
            StringTAG,
            "******* File not found. Did you"
            + " add a WRITE_EXTERNAL_STORAGE permission to the manifest?"
            );
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }
            Toast.makeText
            (
            getApplicationContext(),
            "\n" +
            "\n" +
            "File written to " +
            file,Toast.LENGTH_SHORT
            ).show();
    }

    private void readRaw(){
        File FileIs = new File
            (
            Environment.getExternalStorageDirectory()
            .getAbsolutePath()+"/download", "myData.txt"
            );

        if (FileIs.exists())
        {
            try
                {
                    FileInputStream FileInputStream1 = new FileInputStream(FileIs);
                    BufferedReader BufferedReader1 = new BufferedReader
                    (
                    new InputStreamReader(FileInputStream1));
                    String StringaDataRow = "";
                    String StringaBuffer = "";
                while ((StringaDataRow = BufferedReader1.readLine()) != null)
                {
                    StringaBuffer += StringaDataRow + "\n";
                }
                    TextViewResult.setText(StringaBuffer);
                    BufferedReader1.close();
                    FileIs.createNewFile();
            }
            catch (IOException e)
            { // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        else
        {
        Toast.makeText
        (
        getApplicationContext(),
        "File Tidak Ditemukan",
        Toast.LENGTH_SHORT
        ).show();
        }
    }
    private static ReadIP ReadIP1 = new ReadIP();
    private static final String StringReadIP=ReadIP1.text;

    private void FunctionJsonParse()    //fungsi untuk mencari data buku berdasarkan key
    {
        String StringURL =  StringReadIP
                            +"reportBuku.php?id="
                            +StringKey;
        Toast.makeText
                (
                getApplicationContext(),
                StringURL,
                Toast.LENGTH_SHORT
                ).show();
        JsonObjectRequest JsonObjectRequest1 =  new JsonObjectRequest
        (
            Request.Method.GET,
            StringURL,
            null,
                new Response.Listener<JSONObject>()
                {
                    @Override
                    public void onResponse(JSONObject JSONObjectResponse)
                    {
                        try
                        {
                            JSONArray JSONArray1 = JSONObjectResponse.getJSONArray("data");
                            for (int i=0; i < JSONArray1.length(); i++)
                            {
                                JSONObject data = JSONArray1.getJSONObject(i);
                                String
                                        StringArrayColumn1 = data.getString("0"),
                                        StringArrayColumn2 = data.getString("1"),
                                        StringArrayColumn3 = data.getString("2"),
                                        StringArrayColumn4 = data.getString("3");
                                StringFind="Buku yang berjudul "
                                        +   StringArrayColumn1
                                        +   " dengan pengarang "
                                        +   StringArrayColumn2
                                        +   " Berada di "
                                        +   StringArrayColumn3
                                        +   " "
                                        +   StringArrayColumn4;
                            }
                        }
                        catch (JSONException e)
                        {
                            e.printStackTrace();
                        }
                    }
                },
                new Response.ErrorListener()
                {
            @Override
            public void onErrorResponse(VolleyError error)
            {
            error.printStackTrace();
            }
        }
        );
        RequestQueue1.add(JsonObjectRequest1);
    }
}