<?php

use Carbon\Carbon;
use Illuminate\Database\Eloquent\Model;

const DAY_TO_MILLI_SECONDS  = 1000*60*60*24;

function formatExcelDate(int $timestamp)
{
    $diff = intval($timestamp);
    $today=new Carbon('1900-01-01');
    $day = $today->addDays($diff-2);
    return $day->toDateString();
}

function formatExcelDateTime(float $timestamp): string
{
    $today = new Carbon('1900-01-01');
    $day = $today->addMilliseconds(intval($timestamp*DAY_TO_MILLI_SECONDS))->subDays(2);
    return $day->toDateTimeString();
}

function diff($array1,$array2,string $identification,array $mapping,bool $intactDetached = false):array
{
    $changes = [
        'attached' => [], 'detached' => [], 'updated' => [],
    ];
    $map = [];
    foreach ($array2 as $item){
        if (is_array($item))$map[$item[$identification]] = $item;
        else $map[$item->$identification] = json_decode($item,true);
    }
    foreach ($array1 as $item){
        /** @var \stdClass|array|Model $item */
        if (!is_array($item) && !is_subclass_of($item,Model::class))$item = (array)$item;
        if (!isset($map[$item[$mapping[$identification]]])){
            $obj = [];
            foreach ($mapping as $column2=>$column1)$obj[$column2] = $item[$column1];
            $changes['attached'][] = $obj;continue;
        }
        $sign = false;
        $obj = [];
        foreach ($mapping as $column2=>$column1){
            $obj[$column2] = $item[$column1];
            if ($map[$item[$mapping[$identification]]][$column2] != $item[$column1])$sign = true;
        }
        if ($sign)$changes['updated'][] = $obj;
        unset($map[$item[$mapping[$identification]]]);
    }
    if ($map){
        if ($intactDetached){
            foreach ($map as $item){
                $obj = [];
                foreach ($mapping as $column2=>$column1)$obj[$column2] = $item[$column2];
                $changes['detached'][] = $obj;
            }
        }else $changes['detached'][] = array_keys($map);
    }
    return $changes;
}

//**官方的时间戳是13位的而php一般都是11位的所以需要进行处理一下**
function getMillisecond():string
{
    list($t1, $t2) = explode(' ', microtime());
    return (float)sprintf('%.0f',(floatval($t1)+floatval($t2))*1000);
}

function httpPost($uri = '', $body = '', $header = ''):array
{
    $client = new \GuzzleHttp\Client([
        'base_uri' => $uri
    ]);
    $res = $client->post($uri, [
        'header' => $header,
        'form_params' => $body
    ]);
    $data = $res->getBody()->getContents();
    return json_decode($data,  true);
}

//获取电脑的Mac地址
function getMacAddr($type = PHP_OS):string
{
    $return_array = []; $mac_addr = '';
    switch (strtolower($type)){
        case 'linux' :
            @exec('ifconfig -a', $return_array);
            break;
        case 'solaris' :
        case 'unix' :
        case 'aix' : break;
        default:
            @exec('ipconfig /all', $return_array);
            if (empty($return_array)){
                $ipconfig = $_SERVER['WINDIR'].'system32ipconfig.exe';
                if (is_file($ipconfig)) @exec($ipconfig.' /all', $return_array);
                else @exec($_SERVER['WINDIR'].'systemipconfig.exe /all', $return_array);
            }
            break;

    }
    $temp_array = [];
    foreach ($return_array as $value){
        if (preg_match('/[0-9a-f][0-9a-f][:-]'.'[0-9a-f][0-9a-f][:-]'.'[0-9a-f][0-9a-f][:-]'.'[0-9a-f][0-9a-f][:-]'.'[0-9a-f][0-9a-f][:-]'.'[0-9a-f][0-9a-f]/i', $value, $temp_array)){
            $mac_addr = $temp_array[0];
            break;
        }
    }
    unset($temp_array);
    return $mac_addr;
}

//2021-09-03 oracle 链接+
function getOciConnect()
{
    $username = config('database.connections.oracle.username');
    $password = config('database.connections.oracle.password');
    $host = config('database.connections.oracle.host');
    $service_name = config('database.connections.oracle.service_name');
    $charset = config('database.connections.oracle.charset');
    return oci_connect($username,$password,$host.'/'.$service_name,$charset);
}