<?php
/**
 * Created by PhpStorm.
 * User: zilongs
 * Date: 20-9-23
 * Time: 上午10:56
 */

use Illuminate\Support\Facades\Log;
use App\Exceptions\ExitOutException;

//统一输出格式话的json数据
if (!function_exists('out')) {
    function out($data = null, $status = 0, $message = 'success', $exceptionData = false)
    {
        $out = ['status' => $status, 'message' => $message, 'data' => $data];

        if ($exceptionData !== false) {
            trace([$message => $exceptionData], 'error');
        }

        return response()->json($out);
    }
}

//统一异常输出格式话的json数据
if (!function_exists('exit_out')) {
    function exit_out($data = null, $status = 0, $message = 'success', $exceptionData = false)
    {
        $out = ['status' => $status, 'message' => $message, 'data' => $data];

        if ($exceptionData !== false) {
            trace([$message => $exceptionData], 'error');
        }

        $json = json_encode($out, JSON_UNESCAPED_UNICODE);

        throw new ExitOutException($json);
    }
}

//日志记录
if (!function_exists('trace')) {
    function trace($log = '', $level = 'info')
    {
        Log::log($level, $log);
    }
}

//AES加密
if (!function_exists('aes_encrypt')) {
    function aes_encrypt($data)
    {
        if (is_array($data)) {
            $data = json_encode($data, JSON_UNESCAPED_UNICODE);
        }
        $key = config('config.aes_key');
        $iv  = config('config.aes_iv');

        $cipher_text = openssl_encrypt($data, 'AES-128-CBC', $key, OPENSSL_RAW_DATA, $iv);
        $cipher_text = base64_encode($cipher_text);

        return urlencode($cipher_text);
    }
}

//AES解密
if (!function_exists('aes_decrypt')) {
    function aes_decrypt($encryptData)
    {
        $encryptData = urldecode($encryptData);
        $encryptData = base64_decode($encryptData);

        $key = config('config.aes_key');
        $iv  = config('config.aes_iv');

        $original_plaintext = openssl_decrypt($encryptData, 'AES-128-CBC', $key, OPENSSL_RAW_DATA, $iv);

        return json_decode($original_plaintext, true);
    }
}

//获取distance的sql字段
if (!function_exists('get_distance_field')) {
    function get_distance_field($latitude, $longitude)
    {
        if (empty($latitude) || empty($longitude)) {
            return '999999999 distance';
        }

        return 'if(longitude=0 and latitude=0,999999999,round(6378.138*2*asin(sqrt(pow(sin( (' . $latitude . '*pi()/180-latitude*pi()/180)/2),2)+cos(' . $latitude . '*pi()/180)*cos(latitude*pi()/180)* pow(sin((' . $longitude . '*pi()/180-longitude*pi()/180)/2),2)))*1000)) distance';
    }
}