android 聊天机器人
相关信息全写在代码中，很详细
一 、界面展示
做了图标适配 感觉还可以。。。emmm nice
二 、代码
遇到的坑也都在代码中做了解释，下面是我查阅的一些资料
demo下载地址：
https://download.csdn.net/download/qq_42733641/12026256
1、mainActivity.java
http://api.qingyunke.com/ 青云客聊天机器人API 也可以找其他的，但是要注册实名之类的
https://www.jianshu.com/p/4e8e4fd13cf7 ListView与AdapterView全面解析
https://blog.csdn.net/sinat_37064286/article/details/86537354 Java-IO流 数据在网络传输中的类型
https://blog.csdn.net/csxypr/article/details/92378336 String、StringBuffer和StringBuilder的区别
https://www.jianshu.com/p/da6af26b7483
https://blog.csdn.net/github_36217929/article/details/78435026 文字转语音 TextToSpeech类的简单使用
https://blog.csdn.net/lucasxu01/article/details/80764114 json踩坑
package cn.itcast.robot_alpha;
import androidx.appcompat.app.AppCompatActivity;
import android.annotation.SuppressLint;
import android.content.Context;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.speech.tts.TextToSpeech;
import android.speech.tts.TextToSpeech.OnInitListener;
import android.speech.tts.UtteranceProgressListener;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.Toast;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
public class MainActivity extends AppCompatActivity {
private EditText editText;
private Button btText;
private ListView lvitem;
private Button btsetTts;
private SeekBar sbSpeedRate;
private SeekBar sbPitch;
public static String URL = "http://api.qingyunke.com/api.php?key=free&appid=0&msg="; //智能机器人API
//listview 适配器
private List<String> list = new ArrayList<>();
ArrayAdapter<String> adapter;
//文字转语音 TTS 使用原生 TextToSpeech
private TextToSpeech tts;
float SpeedRate = 1.0f; //语速
float Pitch = 1.5f; //音调
boolean flag = false; //0 关 1 开 //语音播报开关
//handler 接受子线程的消息并控制播报 语音播报不能放在子线程 会闪退
@SuppressLint("HandlerLeak")
private Handler handler = new Handler(){
public void handleMessage(Message msg){
if(msg.what == 1){
Log.d("接受 = ", "ok");
//使用Bundle 携带信息
Bundle bundle = msg.getData();
String result = bundle.getString("msg");
//语音播报开关标志 ，由按钮控制
if(flag == true){
if(result == null){
tts.speak("输入为空",TextToSpeech.QUEUE_FLUSH,null);
}
//不能在子线程进行，会闪退
tts.speak(result,TextToSpeech.QUEUE_FLUSH,null);
}
}
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//控件初始化
initview();
//listview的适配器 可以自定义 这里使用原生ArrayAdapetr
adapter = new ArrayAdapter<String>(MainActivity.this,
R.layout.support_simple_spinner_dropdown_item,list);
list.add("欢迎回来，Alpha!");
//speek("欢迎回来，Alpha!");
lvitem.setAdapter(adapter);
//TextToSpeech 创建及监听
TextToSpeech.OnInitListener listener;
tts = new TextToSpeech(this, new OnInitListener() {
@Override
public void onInit(int i) {
//是否支持播报
if(i == TextToSpeech.SUCCESS){
//是否支持中文播报 ，可以在手机设置搜“语音”，查看是否有中文库（有语音助手的一般都会有）
int result = tts.setLanguage(Locale.CHINA);
if(result != TextToSpeech.LANG_COUNTRY_AVAILABLE && result != TextToSpeech.LANG_AVAILABLE){
Toast.makeText(MainActivity.this,"不支持中文",Toast.LENGTH_SHORT).show();
}
}
}
});
tts.setSpeechRate(SpeedRate); //设置语速
tts.setPitch(Pitch); //设置语调
//监听 不用可删掉
tts.setOnUtteranceProgressListener(new UtteranceProgressListener(){
@Override
public void onStart(String s) {
}
@Override
public void onDone(String s) {
}
@Override
public void onError(String s) {
}
});
}
private void initview() {
// textView = findViewById(R.id.tv_item);
editText = findViewById(R.id.ed_text);
btText = findViewById(R.id.bt_text);
lvitem = findViewById(R.id.lv_item);
btsetTts = findViewById(R.id.btsettts);
sbSpeedRate = findViewById(R.id.sb_SpeedRate);
sbPitch = findViewById(R.id.sb_Pitch);
//滑动条监听事件
sbPitch.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
@Override
public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
//seekbar是id
float Rate = (float)i/10;
//Log.d("i = ", i+"");
// Log.d("rate = ", Rate+"");
tts.setPitch(Rate); //设置音调
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
}
});
sbSpeedRate.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
@Override
public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
//seekbar是id
float Rate = (float)i/10;
//Log.d("i = ", i+"");
// Log.d("rate = ", Rate+"");
tts.setSpeechRate(Rate); //设置音速
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
}
});
//语音播报控制按钮
btsetTts.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
btsetTts.setText("关闭语音");
flag = !flag;
if(flag == true){
Toast.makeText(MainActivity.this,"语音已打开",Toast.LENGTH_SHORT).show();
}else
Toast.makeText(MainActivity.this,"语音已关闭",Toast.LENGTH_SHORT).show();
}
});
//向API接口发送消息
btText.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
//tts.speak("哈哈哈哈哈哈哈",TextToSpeech.QUEUE_FLUSH,null);
sendMsg();
}
});
}
public void sendMsg(){
String msg;
msg = editText.getText().toString();
// textView.setText(msg+"\n");
list.add("Alpha: "+msg);
adapter.notifyDataSetChanged(); //更新ListView
doget(msg);
}
//接受消息并发送
public void doget(final String msg){
new Thread(new Runnable(){
@Override
public void run() {
String url = URL+msg; //拼接消息 使用get方式发送
BufferedReader reader = null;
HttpURLConnection connection = null;
String result;
try {
//连接
java.net.URL con = new URL(url);
connection = (HttpURLConnection) con.openConnection();
connection.setRequestMethod("GET");
connection.setConnectTimeout(5000);
connection.setReadTimeout(5000);
//获取返回的数据 接收到的时json字符串
InputStream inputStream = connection.getInputStream();
reader = new BufferedReader(new InputStreamReader(inputStream));
//可变字符串对象，线程不安全，性能略高
StringBuilder builder = new StringBuilder();
String line = null;
while ((line = reader.readLine()) != null) {
builder.append(line);
}
result = builder.toString();
//更新UI
updateUI(parseJson(result));
Log.d("返回 = ", result);
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (connection != null) {
connection.disconnect();
if (reader != null) {
try {
reader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}
}).start();
}
private void updateUI(final String result) {
runOnUiThread(new Runnable(){
@Override
public void run() {
// textView.append(result);
list.add("blibli: "+result);
adapter.notifyDataSetChanged();//接受到返回数据就刷新界面
//handler 将数据传递出去 使用Bundle携带数据
Message message = new Message();
message.what = 1;
Bundle bundle = new Bundle();
bundle.putString("msg",result);
message.setData(bundle);
handler.sendMessage(message);
}
});
}
//json数据处理
private static String parseJson(String date) {
String result = null;
try {
JSONObject jsonObject = new JSONObject(date);
result = jsonObject.getString( "content");
Log.d("处理 = ", result);
} catch (JSONException ex) {
ex.printStackTrace();
}
return result;
}
@Override
protected void onStop() {
super.onStop();
tts.stop(); // 不管是否正在朗读TTS都被打断
tts.shutdown(); //释放资源
}
}
2.activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".MainActivity">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
>
<Button
android:id="@+id/btsettts"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="开启语音"
/>
<TextView
android:id="@+id/tv_setting"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:lines="2"
android:maxEms="3"
android:gravity="center"
android:text="音速：音调：" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<SeekBar
android:id="@+id/sb_SpeedRate"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:progress="10"
android:max="20"
android:layout_weight="1"
/>
<SeekBar
android:id="@+id/sb_Pitch"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:progress="10"
android:max="20"
android:layout_weight="1"
/>
</LinearLayout>>
</LinearLayout>
<ListView
android:id="@+id/lv_item"
android:layout_width="match_parent"
android:layout_height="40dp"
android:layout_weight="1">
</ListView>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<EditText
android:id="@+id/ed_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:hint="输入框"
android:layout_weight="1"
/>
<Button
android:id="@+id/bt_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="发送"
/>
</LinearLayout>
</LinearLayout>
