Android/XixunPlayer/app/src/main/java/com/xixun/xixunplayer/Server.java

package com.xixun.xixunplayer;

import android.annotation.SuppressLint;
import android.app.Service;
import android.content.Intent;
import android.graphics.BitmapFactory;
import android.os.Environment;
import android.os.IBinder;
import android.os.RemoteException;

import com.xixun.util.PlayerInfo;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.nio.charset.StandardCharsets;
import java.util.Base64;

import gnph.util.IOs;
import gnph.util.JSMap;
import gnph.util.URLConn;

public class Server extends Service {

    @Override
    public IBinder onBind(Intent intent) {
        return binder;
    }

    PlayerInfo.Stub binder = new PlayerInfo.Stub() {
        @Override
        public String getProgramName() throws RemoteException {
            return null;
        }

        @Override
        public String getVersion() throws RemoteException {
            return null;
        }

        @Override
        public void setScreenWidth(int w) throws RemoteException {

        }

        @Override
        public void setScreenHeight(int h) throws RemoteException {

        }

        @Override
        public void taskScreenshot(String cmdId) throws RemoteException {

        }

        @Override
        public void setExternalTemperature(float t) throws RemoteException {

        }

        @Override
        public void setInternalTemperature(float t) throws RemoteException {

        }

        @Override
        public void setHumidity(float h) throws RemoteException {

        }

        @Override
        public boolean forcePlayProgram(String pid) throws RemoteException {
            return false;
        }

        @Override
        public boolean finishForcePlay() throws RemoteException {
            return false;
        }

        @Override
        public String getCurProgramId() throws RemoteException {
            return null;
        }

        @Override
        public void setUSBProgramPwd(String pwd) throws RemoteException {

        }

        @SuppressLint("ResourceType")
        @Override
        public String executeJosnCommand(String jsonstr) throws RemoteException {
            System.out.println("Server executeJsonCommand ..."+jsonstr);//{"_type":"DeleteTask","id":"652522a0e81d1e000009201a","sendTo":"yzd-player"}
            String id = null;
            try {
                var json = JSMap.from(jsonstr.getBytes(StandardCharsets.UTF_8));
                var _type = json.stnn("_type");
                id = json.stnn("id");
                if(_type.equals("DeleteTask")) {
                    MainActivity.ins.runOnUiThread(() -> MainActivity.ins.delProgFile());
                    return new JSMap(
                            "_type", "DataCallback",
                            "result", "received command",
                            "cardId", Util.getCardId(),
                            "commandId", id
                    ).toString();
                } else if(_type.equals("PlayerStateCommand")) {
                    var descs = Util.getState(MainActivity.ins.state);
                    return new JSMap(
                            "_type", "Success",
                            "cardId", Util.getCardId(),
                            "commandId", id,
                            "code", MainActivity.ins.state,
                            "des_en", descs[0],
                            "des", descs[1]
                    ).toString();
                } else if(_type.equals("SetPlayerBackground")) {
                    var url = json.str("url");
                    if(url==null) new File(Util.backImgFile).delete();
                    else IOs.writeClose(new FileOutputStream(Util.backImgFile), new URLConn(url).in());
                    MainActivity.ins.runOnUiThread(() -> {
                        MainActivity.ins.backView.cosImg = url==null ? null : BitmapFactory.decodeFile(Util.backImgFile);
                        MainActivity.ins.backView.invalidate();
                    });
                    return new JSMap(
                            "_type", "Success",
                            "cardId", Util.getCardId(),
                            "commandId", id
                    ).toString();
                } else if(_type.equals("GetPlayerBackground")) {
                    var backImg = new File(Util.backImgFile);
                    var img = Base64.getEncoder().encodeToString(IOs.readBytesClose(backImg.exists() ? new FileInputStream(backImg) : MainActivity.ins.getResources().openRawResource(R.drawable.back)));
                    return new JSMap(
                            "_type", "DataCallback",
                            "cardId", Util.getCardId(),
                            "commandId", id,
                            "img", img
                    ).toString();
                }
                return new JSMap(
                        "_type", "Error",
                        "errorMessage", "Unknow Type",
                        "cardId", Util.getCardId(),
                        "commandId", id
                ).toString();
            } catch (Exception e) {
                return new JSMap(
                    "_type", "Error",
                    "errorMessage", e.toString(),
                    "cardId", Util.getCardId(),
                    "commandId", id
                ).toString();
            }
        }

        @Override
        public void pausePlayer(boolean b) throws RemoteException {

        }

        @Override
        public boolean isPause() throws RemoteException {
            return false;
        }

        @Override
        public boolean clearTasks() throws RemoteException {
            System.out.println("Server clearTasks ...");
            return true;
        }

        @Override
        public int countOfPrograms(int type) throws RemoteException {
            return 0;
        }

        @Override
        public void playInsertTask(String pid) throws RemoteException {

        }

        @Override
        public void stopInsertTask(String pid) throws RemoteException {

        }

        @Override
        public String getProgramTask() throws RemoteException {
            return null;
        }

        @Override
        public void setUploadLogUrl(String playLog) throws RemoteException {

        }

        @Override
        public String getUploadLogUrl() throws RemoteException {
            return null;
        }
    };
}