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

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

//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';
    }
}

//构建单号
if (!function_exists('build_sn')) {
    function build_sn($id, $len = 2, $prefix = '')
    {
        $idx = 0 - $len;
        $suffix = substr($id, $idx);
        $suffix = str_pad($suffix, $len, '0', STR_PAD_LEFT);

        $sn = $prefix.substr(date('YmdHis'), 2).$suffix;

        return $sn;
    }
}

//生日转年龄
if (!function_exists('birthday_to_age')){
    function birthday_to_age($birthday)
    {
        list($year, $month, $day) = explode("-", $birthday);
        $year_diff = (date("Y") - $year) > 0 ? date("Y") - $year.'岁':'';
        $month_diff = (date("m") - $month) > 0 ? date("m") - $month.'个月':'';
        $day_diff = (date("d") - $day) > 0 ? date("d") - $day.'天':'';
        if ($day_diff < 0 || $month_diff < 0) {
            $year_diff--;
        }

        return $year_diff.$month_diff.$day_diff ;
    }
}

//计算经纬度两点之间距离(返回为米)
if (!function_exists('get_distance')) {
    function get_distance($lat1, $lng1, $lat2, $lng2)
    {
        if (empty($lat1) || empty($lng1) || empty($lat2) || empty($lng2)) {
            return '999999999';
        }
        $earthRadius = 6378138;
        $lat1 = ($lat1 * pi()) / 180;
        $lng1 = ($lng1 * pi()) / 180;
        $lat2 = ($lat2 * pi()) / 180;
        $lng2 = ($lng2 * pi()) / 180;
        $calcLongitude = $lng2 - $lng1;
        $calcLatitude = $lat2 - $lat1;
        $stepOne = pow(sin($calcLatitude / 2), 2) + cos($lat1) * cos($lat2) * pow(sin($calcLongitude / 2), 2);
        $stepTwo = 2 * asin(min(1, sqrt($stepOne)));
        $calculatedDistance = $earthRadius * $stepTwo;

        return number_format($calculatedDistance, 2, '.', '');
    }
}

//获取用户坐标
if (!function_exists('get_user_coordinate')) {
    function get_user_coordinate($user)
    {
        $req = request()->post();
        if (empty($req['latitude']) || empty($req['longitude'])) {
            $latitude = $user['latitude'];
            $longitude = $user['longitude'];
        }
        else {
            $latitude = $req['latitude'];
            $longitude = $req['longitude'];
        }

        return ['latitude' => $latitude, 'longitude' => $longitude];
    }
}

//获取用户距离
if (!function_exists('get_user_distance')) {
    function get_user_distance($user, $lat, $lng)
    {
        $coordinate = get_user_coordinate($user);
        $data = get_distance($coordinate['latitude'], $coordinate['longitude'], $lat, $lng);
        return $data;
    }
}