<?php

namespace Barn2\PTS_Lib;

/**
 * Utility functions for building CSS.
 *
 * @package   Barn2\barn2-lib
 * @author    Barn2 Plugins <support@barn2.com>
 * @license   GPL-3.0
 * @copyright Barn2 Media Ltd
 * @version   1.1
 */
class CSS_Util {

	public static function build_background_style( $bg_color, $important = false ) {
		if ( ! $bg_color ) {
			return '';
		}

		$important_dec = $important ? ' !important' : '';

		return sprintf( 'background-color: %1$s%2$s;', $bg_color, $important_dec );
	}

	public static function build_border_style( $option, $borders = 'all', $important = false ) {
		$option = wp_parse_args(
			$option,
			[
				'size'  => '',
				'color' => ''
			]
		);

		if ( ! is_numeric( $option['size'] ) && empty( $option['color'] ) ) {
			return '';
		}

		if ( ! is_array( $borders ) ) {
			$borders = array_filter( (array) $borders );
		}

		$result        = '';
		$border_size   = is_numeric( $option['size'] ) ? $option['size'] . 'px' : '';
		$border_color  = $option['color'];
		$important_dec = $important ? ' !important' : '';

		foreach ( $borders as $border ) {
			$border_edge = '';

			if ( in_array( $border, [ 'top', 'left', 'bottom', 'right' ], true ) ) {
				$border_edge = $border . '-';
			}

			if ( $border_size || $border_color ) {
				$result .= sprintf( 'border-%1$sstyle: solid%2$s;', $border_edge, $important_dec );
			}

			if ( $border_size ) {
				$result .= sprintf( 'border-%1$swidth: %2$s%3$s;', $border_edge, $border_size, $important_dec );
			}

			if ( $border_color ) {
				$result .= sprintf( 'border-%1$scolor: %2$s%3$s;', $border_edge, $border_color, $important_dec );
			}
		}

		return $result;
	}

	public static function build_font_style( $option, $important = false ) {
		$option = wp_parse_args(
			$option,
			[
				'size'  => '',
				'color' => ''
			]
		);

		if ( ! is_numeric( $option['size'] ) && empty( $option['color'] ) ) {
			return '';
		}

		$style         = '';
		$important_dec = $important ? ' !important' : '';

		if ( is_numeric( $option['size'] ) ) {
			$style .= sprintf( 'font-size: %1$upx%2$s;', $option['size'], $important_dec );
		}

		if ( ! empty( $option['color'] ) ) {
			$style .= sprintf( 'color: %1$s%2$s;', $option['color'], $important_dec );
		}

		return $style;
	}

}