update

app/src/main/java/com/yutou/nas_music_player/containers/MusicContainer.java

@@ -7,17 +7,22 @@ import com.alibaba.fastjson.JSONObject;
 import com.yutou.nas_music_player.Interfaces.NetworkInterface;
 import com.yutou.nas_music_player.tools.NetworkTool;
 
+import java.io.IOException;
+import java.util.ArrayList;
 import java.util.List;
+import java.util.Random;
 
 
 public class MusicContainer {
     private static MusicContainer container;
-    private MusicLibs musicLibs;
+    private MusicLibs libs;
     private MediaPlayer mediaPlayer;
+    private int playIndex=0;
+
 
     private MusicContainer() {
         mediaPlayer=new MediaPlayer();
-        musicLibs=new MusicLibs();
+        libs =new MusicLibs();
     }
 
     public static MusicContainer getInstance() {
@@ -26,23 +31,47 @@ public class MusicContainer {
         }
         return container;
     }
+    public void randomMusic(){
+        playIndex=new Random().nextInt(libs.mainData.size());
+    }
+    public void playOfAllRandom(){
+        randomMusic();
+        play(libs.mainData.get(playIndex));
+    }
+    public void play(MusicData data){
+        String url= NetworkTool.NetworkAPI.HOME+ NetworkTool.NetworkAPI.MUSIC_PLAY
+                +"?random=false&token="+ NetworkTool.NetworkAPI.HTTP_KEY+"&filePath="+data.getPlayFile();
+        try {
+            if(mediaPlayer.isPlaying()){
+                mediaPlayer.stop();
+                mediaPlayer.reset();
+            }
+            mediaPlayer.setDataSource(url);
+            mediaPlayer.prepare();
+            mediaPlayer.start();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
     public static MusicLibs getLibs(){
-        return getInstance().musicLibs;
+        return getInstance().libs;
     }
     public static class MusicLibs{
+        private List<MusicData> mainData;
         private MusicLibs(){
+            mainData=new ArrayList<>();
             initData();
         }
 
         private void initData() {
-            NetworkTool.init().httpGet(NetworkTool.NetworkAPI.MUSIC_LIST, new JSONObject(), new NetworkInterface() {
+            NetworkTool.init().httpGet(NetworkTool.NetworkAPI.MUSIC_ALL, new JSONObject(), new NetworkInterface() {
                 @Override
                 public void httpGetData(Object data, int state) {
                     JSONObject json=JSONObject.parseObject(data.toString());
                     if(json.getInteger("code")==0){
-                        List<MusicData> list= JSONArray.parseArray(json.getJSONArray("data").toJSONString(),MusicData.class);
+                        mainData= JSONArray.parseArray(json.getJSONArray("data").toJSONString(),MusicData.class);
-                        System.out.println(list.size());
+                        System.out.println(mainData.size());
-                        for (MusicData musicData : list) {
+                        for (MusicData musicData : mainData) {
                             System.out.println(musicData.getTitle());
                         }
                     }

app/src/main/java/com/yutou/nas_music_player/containers/MusicData.java

@@ -1,11 +1,7 @@
 package com.yutou.nas_music_player.containers;
 
 
-
+import android.util.Base64;
-
-
-import java.io.*;
-
 
 public class MusicData {
     private String artist;//艺术家
@@ -18,6 +14,7 @@ public class MusicData {
     private String composer;//作曲
     private String artist_sort;//分类
     private String lastDir;//上一个文件夹
+    private String file;
     private boolean isDir = false;
 
     public MusicData() {
@@ -111,4 +108,14 @@ public class MusicData {
     public void setDir(boolean dir) {
         isDir = dir;
     }
+
+    public String getFile() {
+        return file;
+    }
+    public void setFile(String file) {
+        this.file = file;
+    }
+    public String getPlayFile(){
+        return new String(Base64.encode(file.getBytes(),Base64.DEFAULT));
+    }
 }

app/src/main/java/com/yutou/nas_music_player/tools/NetworkTool.java

@@ -33,12 +33,13 @@ import static com.yutou.nas_music_player.tools.NetworkTool.NetworkAPI.HOME;
 public class NetworkTool {
 
     public static class NetworkAPI {
-        private static final String HTTP_KEY = "PlVodzYhvxRQbOHKakpKs2dvnoc43Cnk";
+        public static final String HTTP_KEY = "PlVodzYhvxRQbOHKakpKs2dvnoc43Cnk";
         public static String HOME = "";
         public static String MUSIC_LIST = HOME + "/music/list.do";
-        public static String MUSIC_METADATA = HOME + "/find/file.do";
+        public static String MUSIC_ALL = HOME + "/music/all.do";
-        public static String MUSIC_IMAGE = HOME + "/image.do";
+        public static String MUSIC_METADATA = HOME + "/music/find/file.do";
-        public static String MUSIC_PLAY = HOME + "/play.do";
+        public static String MUSIC_IMAGE = HOME + "/music/image.do";
+        public static String MUSIC_PLAY = HOME + "/music/play.do";
 
 
     }

app/src/main/java/com/yutou/nas_music_player/views/MainActivity.java

@@ -3,16 +3,25 @@ package com.yutou.nas_music_player.views;
 import androidx.appcompat.app.AppCompatActivity;
 
 import android.os.Bundle;
+import android.view.View;
+import android.widget.ImageButton;
 
 import com.yutou.nas_music_player.R;
 import com.yutou.nas_music_player.containers.MusicContainer;
 
 public class MainActivity extends AppCompatActivity {
-
+    private ImageButton play,previous,next;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
         MusicContainer.getInstance();
+        play=findViewById(R.id.play);
+        play.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                MusicContainer.getInstance().playOfAllRandom();
+            }
+        });
     }
 }

app/src/main/res/layout/activity_main.xml

@@ -41,7 +41,7 @@
         app:layout_constraintTop_toBottomOf="@+id/frameLayout">
 
         <ImageButton
-            android:id="@+id/imageButton"
+            android:id="@+id/previous"
             android:layout_width="60dp"
             android:layout_height="wrap_content"
             android:layout_gravity="center"
@@ -49,14 +49,14 @@
             android:src="@android:drawable/ic_media_previous" />
 
         <ImageButton
-            android:id="@+id/imageButton2"
+            android:id="@+id/play"
             android:layout_width="60dp"
             android:layout_height="wrap_content"
             android:layout_gravity="center"
             android:src="@android:drawable/ic_media_play" />
 
         <ImageButton
-            android:id="@+id/imageButton3"
+            android:id="@+id/next"
             android:layout_width="60dp"
             android:layout_height="wrap_content"
             android:layout_gravity="center"