<?php

function flatsome_get_google_fonts_link(){
    $type_headings = flatsome_option('type_headings');
    $type_texts = flatsome_option('type_texts');
    $type_nav = flatsome_option('type_nav');
    $type_alt = flatsome_option('type_alt');

    // Fix old
    if(!is_array($type_nav)) {
      $type_nav = array('font-family' => $type_nav, 'variant' => 'default');
    }
    if(!is_array($type_texts)) {
      $type_texts = array('font-family' => $type_texts, 'variant' => 'default');
    }
    if(!is_array($type_alt)) {
      $type_alt = array('font-family' => $type_alt, 'variant' => 'default');
    }
    if(!is_array($type_headings)) {
      $type_headings = array('font-family' => $type_headings, 'variant' => 'default');
    }

    $fonts = array($type_headings, $type_texts, $type_nav, $type_alt);

    $font_list = array();
    $subsets = array();

    // Insert fonts
    foreach ($fonts as $font) {

      // Add Fonts
      if(isset($font['font-family'])) {
        if(!isset($font['variant'])) $font['variant'] = 'default';
        $font_list[$font['font-family']][] = $font['variant'];
      }

      // Add Subsets
      if ( isset( $font['subset'] ) ) {
        if ( ! is_array( $font['subset'] ) ) {
          $subsets[] = $font['subset'];
        } else {
          foreach ( $font['subset'] as $subset ) {
            $subsets[] = $subset;
          }
        }
      }
    }

    $link_fonts = array();
    foreach ($font_list as $font => $variants ) {
      $variants = implode( ',', $variants );

      $link_font = str_replace( ' ', '+', $font );
      if ( ! empty( $variants ) ) {
        // Always include regular variant as a workaround for Kirki
        // not updating the variant when font has only one variant.
        $link_font .= ':regular,' . $variants;
      }
      $link_fonts[] = $link_font;
    }

    $link = '//fonts.googleapis.com/css?family=';
    $link .= implode( '|', $link_fonts );

    if ( ! empty( $subsets ) ) {
        $subsets = array_unique( $subsets );
        $link .= '&subset=' . implode( ',', $subsets );
    }

    return $link;
}

function flatsome_google_fonts() {
    if(get_theme_mod('disable_fonts', 0)) return;
    // Add Google font
    wp_enqueue_style( 'flatsome-googlefonts', flatsome_get_google_fonts_link());
}

add_action( 'wp_enqueue_scripts', 'flatsome_google_fonts', 9999);