package com.nbee.echolink;

import static java.lang.Thread.*;

import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.PowerManager;
import android.view.View;
import android.widget.TextView;

import androidx.appcompat.app.AppCompatActivity;
import androidx.work.ExistingPeriodicWorkPolicy;
import androidx.work.PeriodicWorkRequest;
import androidx.work.WorkManager;

import com.nbee.echolink.service.MonitorService;
import com.nbee.echolink.utils.BatteryOptimizationUtil;
import com.nbee.echolink.utils.HeartbeatWorker;
import com.nbee.echolink.utils.PermissionUtils;
import com.nbee.echolink.utils.ShellUtils;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.concurrent.TimeUnit;

import timber.log.Timber;

public class MainActivity extends AppCompatActivity {
    private final String TAG =  "MainActivity";
    private PermissionUtils permissionUtils;
    private TextView logTextView; // 将类型从 View 更改为 TextView
    private ShellUtils shellUtils;
    private boolean isRoot;

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

        isRoot = shellUtils.checkRootPermission();
        if (!isRoot){
            Timber.d("未获取root权限: "+ isRoot);
        }
        logTextView = findViewById(R.id.logTextView);
        updateLog("初始化日志...");

        requestIgnoreBattery();
        permissionUtils = new PermissionUtils(this);
        permissionUtils.checkPermissions();
        // 启动MonitorService服务

        Intent serviceIntent = new Intent(this, MonitorService.class);
        startService(serviceIntent);
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        permissionUtils.onRequestPermissionsResult(requestCode, permissions, grantResults);
    }

    @Override
    protected void onResume() {
        super.onResume();
        String logContent = readLogFile();
        updateLog(logContent);
    }
    private void requestIgnoreBattery(){
        Context context = getApplicationContext();
        PowerManager powerManager = (PowerManager) getSystemService(POWER_SERVICE);
        boolean hasIgnored = powerManager.isIgnoringBatteryOptimizations(context.getPackageName());
        if(!hasIgnored){
            BatteryOptimizationUtil.requestIgnoreBatteryOptimization(context);
            Timber.d("不在在优化电池白名单内");
        } else {
            return;
        }
    }

    private void updateLog(String newLog) {
        logTextView.setText(newLog);
    }

    private String readLogFile() {
        try {
            File logFile = new File(getFilesDir(), "logs/echoLink.log"); // 日志文件的路径
            if (!logFile.exists()) {
                return "日志文件不存在";
            }
            StringBuilder logContent = new StringBuilder();
            try (BufferedReader reader = new BufferedReader(new FileReader(logFile))) {
                String line;
                while ((line = reader.readLine()) != null) {
                    logContent.append(line).append("\n");
                }
            }
            return logContent.toString();
        } catch (IOException e) {
            e.printStackTrace();
            return "读取日志文件时出错";
        }
    }
}