<?php

/** @var string $selector */
/** @var array $settings */
/** @var nc_tpl_asset_collector $assets */

$nc_core = nc_core::get_object();
$css = '';

foreach (array('default_font_asset', 'main_font_asset') as $asset) {
    if (!empty($settings[$asset])) {
        $assets->require_asset($asset);
    }
}

$selectors = array(
    'default' =>
        "$selector button, $selector input[type='button'], $selector input[type='submit'], $selector input[type='reset'], " .
        "$selector .tpl-button, $selector .tpl-button-primary, $selector .tpl-button-secondary, $selector button.tpl-block-button",
        //                                                     «старый» шаблон заявок ↑
    'main' =>
        "$selector button[type='submit']:not(.tpl-button-secondary), $selector input[type='submit']:not(.tpl-button-secondary), " .
        "$selector .tpl-button-primary, $selector button.tpl-block-button",
        // при добавлении селекторов к 'main' их также нужно добавить к 'default', поскольку
        // стили кнопок отправки формы применяются в дополнение к стилям обычных кнопок
);

foreach ($selectors as $type => $button_selector) {
    $selectors[$type . '_hover'] = str_replace(',', ':hover,', $button_selector) . ':hover';
}

foreach ($selectors as $type => $button_selector) {
    $type_css = '';
    foreach ($settings[$type] as $property => $value) {
        if (strlen($value) && !preg_match('/_unit$/', $property)) {
            $css_property = strtr($property, '_', '-');
            $unit = isset($settings[$type][$property . '_unit']) ? $settings[$type][$property . '_unit'] : '';
            $type_css .= "$css_property:$value$unit;";
        }
    }
    $css .= "$button_selector { $type_css }\n";
}

return $css;