package com.nbee.echolink.utils;

import android.Manifest;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.widget.Toast;

import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;

import java.util.Arrays;

import timber.log.Timber;


public class PermissionUtils {
    private static final int PERMISSION_REQUEST_CODE = 1;
    private Activity activity;

    public PermissionUtils(Activity activity) {
        this.activity = activity;
    }

    public void checkPermissions() {
        String[] permissions = {
                Manifest.permission.READ_PHONE_STATE,
                Manifest.permission.SEND_SMS,
                Manifest.permission.READ_CALL_LOG,
                Manifest.permission.READ_CONTACTS,
                Manifest.permission.RECEIVE_SMS

        };

        if (!hasPermissions(permissions)) {
            Timber.d("请求以下权限：" + Arrays.toString(permissions));
            ActivityCompat.requestPermissions(activity, permissions, PERMISSION_REQUEST_CODE);
        }
    }

    private boolean hasPermissions(String... permissions) {
        for (String permission : permissions) {
            if (ContextCompat.checkSelfPermission(activity, permission) != PackageManager.PERMISSION_GRANTED) {
                Timber.d("缺少权限：" + permission);
                return false;
            }
        }
        return true;
    }

    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        if (requestCode == PERMISSION_REQUEST_CODE) {
            StringBuilder deniedPermissions = new StringBuilder();

            for (int i = 0; i < grantResults.length; i++) {
                if (grantResults[i] != PackageManager.PERMISSION_GRANTED) {
                    if (deniedPermissions.length() > 0) deniedPermissions.append(", ");
                    deniedPermissions.append(permissions[i]);
                }
            }

            if (deniedPermissions.length() > 0) {
                // 显示对话框
                Timber.d("权限被拒绝：" + deniedPermissions.toString());
                showAlert("以下权限被拒绝：\n" + deniedPermissions.toString());
            } else {
                // 所有请求的权限都被授予
                // 在这里处理所有权限被授予的情况
                Timber.d("已获取所有权限：" + Arrays.toString(permissions));
                showToast("已授予运行所需的权限");
                return;
            }
        }
    }

    private void showAlert(String message) {
        new AlertDialog.Builder(activity)
                .setMessage(message)
                .setPositiveButton("确认", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int which) {
                        dialog.dismiss();
                    }
                })
                .create()
                .show();
    }
    private void showToast(String message) {
        Toast.makeText(activity, message, Toast.LENGTH_SHORT).show();
    }
}