baoshi-was/app/Services/PrintService.php

<?php

namespace App\Services;

use App\PrintTemplate;
use App\Traits\DrawImage;
use App\Traits\ModelSearchWay;
use App\Traits\ServiceAppAop;
use Illuminate\Support\Str;
use Intervention\Image\Facades\Image;

class PrintService
{
    use ModelSearchWay;
    use ServiceAppAop;
    use DrawImage;

    /**
     * 处理打印请求参数
     * @param $oracleDocOrderDeliveryInfos
     * @return array
     */
    public function disposesPrintInfo($oracleDocOrderDeliveryInfos): array
    {
        foreach ($oracleDocOrderDeliveryInfos as $key => $info){
            $data[] = [
                'documentID' => $info->orderno ?? '',
                'encryptedData' => $info->userDefine4->encryptedData ?? '',
                'signature' => $info->userDefine4->signature ?? '',
                'templateURL' => $info->userDefine4->templateURL ?? '',
                'ver' => $info->userDefine4->ver ?? '',
            ];
        }
        return $data ?? [];
    }

    /**
     * 处理打印参数 返回 打印图片
     * @param array $params
     * @return mixed
     */
    public function processingPrintData(array $params)
    {
        $array = [];
        foreach ($params as $param) {
            $img_base64_code = $param['base64'];
            $img =  Image::make($img_base64_code);
            $printTemplate = PrintTemplate::query()->where('name','123')->first();
            $img = $this->convertPrintImage($img,$printTemplate);
            $img_name = Str::uuid().'.png';
            $path_arr = ['app','public','print'];
            $dir_path = implode(DIRECTORY_SEPARATOR,$path_arr);
            if (!file_exists(storage_path($dir_path))) mkdir(storage_path($dir_path));

            $path_arr[] = 'image';
            $dir_path = implode(DIRECTORY_SEPARATOR,$path_arr);
            if (!file_exists(storage_path($dir_path))) mkdir(storage_path($dir_path));

            $path_arr[] = $img_name;
            $path = storage_path(implode(DIRECTORY_SEPARATOR,$path_arr));

            $img->save($path);          // 图片保存
            $file = file_get_contents($path);
            $array[] = [
                'type' => '',
                'base64' => base64_encode($file),
                'logistic_number' => '',
                ''
            ];
        }
        return $array;
    }

    /**
     * 数据转图片
     * @param $image
     * @param $printTemplate
     * @param null $order_package
     * @return mixed
     */
    public function convertPrintImage($image,$printTemplate,$order_package = null)
    {
        $items = $printTemplate->value;
        $bg = array_filter($items,function ($item){
            return $item['type'] == 'bg';
        });
        $items = array_filter($items,function($item){
            return $item['type'] !== 'bg';
        });
        usort($items,function ($a, $b) {
            return $a['z_index'] > $b['z_index'] ? 1 : 0;
        });
        return $image;
    }


}