<?php

namespace App\Services\Brief;

use PhpOffice\PhpWord\IOFactory;
use PhpOffice\PhpWord\PhpWord;

class WeeklyBriefDocxWriter
{
    /**
     * @param  list<array{type:string,text?:string,url?:string}>  $blocks
     */
    public function write(array $blocks, string $absolutePath): void
    {
        $phpWord = new PhpWord;
        $phpWord->setDefaultFontName('Microsoft YaHei');
        $phpWord->setDefaultFontSize(11);

        $section = $phpWord->addSection([
            'marginTop' => 1200,
            'marginBottom' => 1200,
            'marginLeft' => 1200,
            'marginRight' => 1200,
        ]);

        foreach ($blocks as $block) {
            match ($block['type']) {
                'h1' => $section->addTitle($block['text'] ?? '', 1),
                'h2' => $section->addTitle($block['text'] ?? '', 2),
                'h3' => $section->addTitle($block['text'] ?? '', 3),
                'p' => $section->addText($block['text'] ?? '', null, ['spaceAfter' => 120]),
                'bullet' => $section->addListItem($block['text'] ?? '', 0, null, null, ['spaceAfter' => 60]),
                'link' => $this->addLinkParagraph($section, $block['text'] ?? '来源', $block['url'] ?? ''),
                'spacer' => $section->addTextBreak(1),
                default => null,
            };
        }

        $dir = dirname($absolutePath);
        if (! is_dir($dir)) {
            mkdir($dir, 0755, true);
        }

        $writer = IOFactory::createWriter($phpWord, 'Word2007');
        $writer->save($absolutePath);
    }

    protected function addLinkParagraph($section, string $label, string $url): void
    {
        if ($url !== '' && preg_match('~^https?://~i', $url)) {
            $section->addLink($url, $label, ['color' => '0563C1', 'underline' => 'single']);
            $section->addTextBreak(1);

            return;
        }

        $section->addText($label, null, ['spaceAfter' => 120]);
    }
}