@use "sass:math";

@import "bootstrap/scss/functions";

@function get-line-height($font-size-px, $line-height-px) {
  @if $line-height-px < $font-size-px {
    @return 1;
  }
  @return math.div($line-height-px, $font-size-px);
}

@function navbar-link-color($navbar-type, $color-type) {
  @if $navbar-type == dark {
    @return map-get($theme-site-navbar-dark-colors, $color-type);
  }
  @return map-get($theme-site-navbar-light-colors, $color-type);
}

@function list-remove($list, $index) {
  $new-list: ();
  @for $i from 1 through length($list) {
    @if $i != $index {
      $new-list: append($new-list, nth($list, $i), "space");
    }
  }
  @return $new-list;
}

@function list-sort($list, $direction: asc) {
  $sorted-list: ();
  @while length($list) > 0 {
    $value: nth($list, 1);
    @each $item in $list {
      @if $direction == desc {
        @if $item > $value {
          $value: $item;
        }
      } @else {
        @if $item < $value {
          $value: $item;
        }
      }
    }
    $sorted-list: append($sorted-list, $value, "space");
    $list: list-remove($list, index($list, $value));
  }
  @return $sorted-list;
}

@function sort-map-by-values($map, $direction: asc) {
  $values: ();
  $new-map: ();
  @each $key, $val in $map {
    $values: append($values, $val);
  }
  $sorted-values: list-sort($values, $direction);

  @each $val in $sorted-values {
    $keys: get-map-keys($map, $val);
    @each $key in $keys {
      $new-map: map-merge($new-map, ($key: $val));
    }
  }
  @return $new-map;
}

@function get-map-keys($map, $value) {
  $keys: ();
  @each $key, $val in $map {
    @if $val == $value {
      $keys: append($keys, $key);
    }
  }
  @return $keys;
}

@function get-navbar-breakpoints-for($target) {
  $target-size: map-get($theme-site-header-breakpoints, $target);
  $elgible-breakpoints: [];
  @if $target-size == null {
    @return $elgible-breakpoints;
  }
  @each $name, $size in $theme-site-header-breakpoints {
    @if $size >= $target-size {
      $elgible-breakpoints: append($elgible-breakpoints, $name);
    }
  }
  @return $elgible-breakpoints;
}

@function calculate-navbar-height-for($target-breakpoint, $additional-padding: 0) {
  $breakpoints: get-navbar-breakpoints-for($target-breakpoint);

  // Variable defaults.
  $logo-height: $theme-site-navbar-logo-height;
  $primary-font-size: $theme-site-navbar-primary-font-size * $theme-site-navbar-primary-line-height;
  $primary-link-padding: $theme-site-navbar-primary-link-padding * 2;
  // These are constant.
  $brand-margin: $theme-site-navbar-brand-margin-y * 2;
  $secondary-padding: $theme-site-navbar-secondary-padding-y * 2;

  @if $logo-height == 0 {
    $logo-height: 0px;
  }
  @if $primary-font-size == 0 {
    $primary-font-size: 0px;
  }
  @if $brand-margin == 0 {
    $brand-margin: 0px;
  }
  @if $primary-link-padding == 0 {
    $primary-link-padding: 0px;
  }
  @if $secondary-padding == 0 {
    $secondary-padding: 0px;
  }
  @if $additional-padding == 0 {
    $additional-padding: 0px;
  }

  @if length($breakpoints) == 0 {
    @return calc($logo-height + $primary-font-size + $brand-margin + $primary-link-padding + $secondary-padding + $additional-padding);
  }
  @if index($breakpoints, small-logo) != null {
    $logo-height: $theme-site-navbar-logo-height-sm;
  }
  @if index($breakpoints, small-text-primary) != null {
    $primary-font-size: $theme-site-navbar-primary-font-size-sm * $theme-site-navbar-primary-line-height-sm;
  }
  @if index($breakpoints, hide-primary) != null {
    // Orverride font size again with hidden height and set padding to none
    $primary-font-size: $theme-site-navbar-primary-height-sm;
    $primary-link-padding: 0px;
  }
  @return calc($logo-height + $primary-font-size + $brand-margin + $primary-link-padding + $secondary-padding + $additional-padding);
}