<?php

namespace App\Jobs;

use Illuminate\Bus\Queueable;
use Illuminate\Contracts\Queue\ShouldBeUnique;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Queue\SerializesModels;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Str;
use PhpOffice\PhpWord\TemplateProcessor;

class GenerateSeparateDocxJob implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    protected $vars;
    protected $products_count;
    protected $filename;
    protected $template;

    /**
     * Create a new job instance.
     *
     * @return void
     */
    public function __construct($vars, $products_count, $filename, $template)
    {
        $this->vars = $vars;
        $this->products_count = $products_count;
        $this->filename = $filename;
        $this->template = $template;
    }

    /**
     * Execute the job.
     *
     * @return void
     */
    public function handle()
    {
        $tmpfile = public_path('exported/docx/' . Str::replace('.docx', '.zip', $this->filename) . '.txt');

        $file_for_arch = [];
        for ($i = 0; $i < $this->products_count; $i++) {
            $my_template = new TemplateProcessor(storage_path('templates/' . $this->template));
            $tmp_vars = [];
            foreach ($this->vars as $k => $v) {
                if (Str::endsWith($k, '#' . $i + 1)) {
                    $tmp_vars[Str::replace('#' . $i + 1, '#1', $k)] = $v;
                }
            }
            $my_template->cloneBlock('product_block', 1, true, true, $tmp_vars);
            foreach ($tmp_vars as $k => $v) {
                $file = public_path() . '/' . env('IMAGES_PATH') . '/' . $v;
                if (str_starts_with($k, 'image') && file_exists($file) && $v !== '') {
                    $my_template->setImageValue($k, ['path' => $file, 'width' => 270, 'height' => 180]);
                } elseif (Str::startsWith($k, 'num')) {
                    $my_template->setValue($k, 1);
                } elseif (Str::startsWith($k, 'page_br')) {
                    $my_template->setValue($k, '');
                } else {
                    $my_template->setValue($k, $v);
                }
            }

            if (($i % 10) == 0) {
                $f = fopen($tmpfile, 'w+');
                $percent = round(($i - 2) / ($this->products_count / 100), 0);
                fwrite($f, $percent);
                fclose($f);
            }

            $filename = Str::replace('.docx', '_' . str_pad($i + 1, 4, 0, STR_PAD_LEFT) . '.docx', $this->filename);
            $my_template->saveAs(public_path('exported/docx/') . $filename);
            $file_for_arch[] = $filename;
        }

        $zip_file = public_path('exported/docx/') . Str::replace('.docx', '.zip', $this->filename);
        $zip = new \ZipArchive();
        $zip->open($zip_file, \ZipArchive::CREATE | \ZipArchive::OVERWRITE);
        foreach ($file_for_arch as $file_docx) {
            $zip->addFile(public_path('exported/docx/') . $file_docx, $file_docx);
        }
        $zip->close();

        foreach ($file_for_arch as $file_docx) {
            unlink(public_path('exported/docx/') . $file_docx);
        }
        unlink($tmpfile);

        Log::notice('Generation finished: ' . $i . ' / ' . $this->products_count . '  Execution time: ' . microtime(true) - LARAVEL_START);
    }
}