<?php

namespace BookStack\Activity\Tools;

use BookStack\Activity\Models\Tag;

class TagClassGenerator

{

protected array $tags;

/**

* @param Tag[] $tags

*/

public function __construct(array $tags)

{

$this->tags = $tags;

}

/**

* @return string[]

*/

public function generate(): array

{

$classes = [];

foreach ($this->tags as $tag) {

$name = $this->normalizeTagClassString($tag->name);

$value = $this->normalizeTagClassString($tag->value);

$classes[] = 'tag-name-' . $name;

if ($value) {

$classes[] = 'tag-value-' . $value;

$classes[] = 'tag-pair-' . $name . '-' . $value;

}

}

return array_unique($classes);

}

public function generateAsString(): string

{

return implode(' ', $this->generate());

}

protected function normalizeTagClassString(string $value): string

{

$value = str_replace(' ', '', strtolower($value));

$value = str_replace('-', '', strtolower($value));

return $value;

}

}