// Name:            Steps
//
// Component:       `pearls`
//
// Modifiers:       'pearl-icon'
//                  'pearl-number'
//                  'pearl-title'
//                  'pearl-desc'
//                  'current'
//                  'done'
//                  'error'
//                  'disabled'
//                  'pearls-vertical'
//                  'pearls-lg'
//                  'pearls-sm'
//                  'pearls-xs'
//
// Markup:
// <div class="pearl done">
//   <span class="pearl-number">1</span>
//   <div class="pearl-title">Title</div>
// </div>
// ========================================================================

// Variables
// ========================================================================
$pearls-margin-bottom:        $line-height-computed !default;
$pearl-line-bg:               $gray-lightest !default;
$pearl-line-size:             4px !default;
$pearl-line-xs-size:          2px !default;

$pearl-color:                 $inverse !default;
$pearl-bg:                    $gray-light !default;
$pearl-border-size:           2px !default;
$pearl-border-color:          $pearl-bg !default;

$pearl-current-scale:         1.3 !default;
$pearl-current-color:         $brand-primary !default;
$pearl-current-bg:            $inverse !default;
$pearl-current-line-bg:       $brand-primary !default;
$pearl-current-border-color:  $pearl-current-color !default;

$pearl-done-color:            $inverse !default;
$pearl-done-bg:               $brand-primary !default;
$pearl-done-line-bg:          $brand-primary !default;
$pearl-done-border-color:     $pearl-done-bg !default;

$pearl-error-color:           $brand-danger !default;
$pearl-error-bg:              $inverse !default;
$pearl-error-line-bg:         $brand-primary !default;
$pearl-error-border-color:    $pearl-error-color !default;

$pearl-disabled-color:        $pearl-color !default;
$pearl-disabled-bg:           $pearl-bg !default;
$pearl-disabled-line-bg:      $pearl-line-bg !default;
$pearl-disabled-border-color: $pearl-disabled-bg !default;

$pearl-title-margin-top:      0.5em !default;

$pearl-title-font-size:       16px !default;
$pearl-number-font-size:      18px !default;
$pearl-icon-font-size:        $pearl-number-font-size !default;
$pearl-size:                  36px !default;


$pearl-lg-title-font-size:    18px !default;
$pearl-lg-number-font-size:   20px !default;
$pearl-lg-icon-font-size:     $pearl-lg-number-font-size !default;
$pearl-lg-size:               40px !default;


$pearl-sm-title-font-size:    14px !default;
$pearl-sm-icon-font-size:     $pearl-sm-title-font-size !default;
$pearl-sm-number-font-size:   16px !default;
$pearl-sm-size:               32px !default;

$pearl-xs-title-font-size:    12px !default;
$pearl-xs-icon-font-size:     $pearl-xs-title-font-size !default;
$pearl-xs-number-font-size:   12px !default;
$pearl-xs-size:               24px !default;


// Component: pearls
// ========================================================================
.pearls {
  // &.row {
    @if $enable-flex {
      display: flex;
      flex-wrap: wrap;
    } @else {
      display: block;
    }
  // }

  margin: 0 0 $pearls-margin-bottom;
}

.pearl {
  position: relative;
  padding: 0;
  margin: 0;
  text-align: center;

  &:before,
  &:after {
    position: absolute;
    top: ($pearl-size/2);
    z-index: $zindex-init;
    width: 50%;
    height: $pearl-line-size;
    content: "";
    background-color: $pearl-line-bg;
  }

  &:before {
    left: 0;
  }

  &:after {
    right: 0;
  }

  &:first-child:before,
  &:last-child:after {
    display: none !important;
  }
}


.pearl-number, .pearl-icon {
  position: relative;
  z-index: $zindex-base;
  display: inline-block;
  width: $pearl-size;
  height: $pearl-size;
  line-height: ($pearl-size - 2*$pearl-border-size);
  color: $pearl-color;
  text-align: center;
  background: $pearl-bg;
  border-radius: 50%;
  border: $pearl-border-size solid $pearl-border-color;
}

.pearl-number {
  font-size: $pearl-number-font-size;
}

.pearl-icon {
  font-size: $pearl-icon-font-size;
}

.pearl-title {
  margin-top: $pearl-title-margin-top;
  display: block;
  font-size: $pearl-title-font-size;
  color: $subtitle-color;
  margin-bottom: 0;

  @include text-truncate();
}


// State Modifier
// ========================================================================
.pearl {
  &.current {
    &:before,
    &:after {
      background-color: $pearl-current-line-bg;
    }

    .pearl-number, .pearl-icon {
      color: $pearl-current-color;
      background-color: $pearl-current-bg;
      border-color: $pearl-current-border-color;
      transform: scale($pearl-current-scale);
    }
  }

  &.disabled {
    pointer-events: none;
    cursor: auto;

    &:before,
    &:after {
      background-color: $pearl-disabled-line-bg;
    }

    .pearl-number, .pearl-icon {
      color: $pearl-disabled-color;
      background-color: $pearl-disabled-bg;
      border-color: $pearl-disabled-border-color;
    }
  }

  &.error {
    &:before {
      background-color: $pearl-error-line-bg;
    }

    &:after {
      background-color: $pearl-line-bg;
    }

    .pearl-number, .pearl-icon {
      color: $pearl-error-color;
      background-color: $pearl-error-bg;
      border-color: $pearl-error-border-color;
    }
  }

  &.done {
    &:before,
    &:after {
      background-color: $pearl-done-line-bg;
    }

    .pearl-number, .pearl-icon {
      color: $pearl-done-color;
      background-color: $pearl-done-bg;
      border-color: $pearl-done-border-color;
    }
  }
}

// Size Modifier
// ========================================================================

.pearls-lg {
  .pearl {
    &:before,
    &:after {
      top: ($pearl-lg-size/2);
    }

    &-title {
      font-size: $pearl-lg-title-font-size;
    }

    &-number, &-icon {
      width: $pearl-lg-size;
      height: $pearl-lg-size;
      line-height: ($pearl-lg-size - 2*$pearl-border-size);
    }

    &-icon {
      font-size: $pearl-lg-icon-font-size;
    }

    &-number {
      font-size: $pearl-lg-number-font-size;
    }
  }
}

.pearls-sm {
  .pearl {
    &:before,
    &:after {
      top: ($pearl-sm-size/2);
    }

    &-title {
      font-size: $pearl-sm-title-font-size;
    }

    &-number, &-icon {
      width: $pearl-sm-size;
      height: $pearl-sm-size;
      line-height: ($pearl-sm-size - 2*$pearl-border-size);
    }

    &-number {
      font-size: $pearl-sm-number-font-size;
    }

    &-icon {
      font-size: $pearl-sm-icon-font-size;
    }
  }
}

.pearls-xs {
  .pearl {
    &:before,
    &:after {
      top: ($pearl-xs-size/2);
      height: $pearl-line-xs-size;
    }

    &-title {
      font-size: $pearl-xs-title-font-size;
    }

    &-number, &-icon {
      width: $pearl-xs-size;
      height: $pearl-xs-size;
      line-height: ($pearl-xs-size - 2*$pearl-border-size);
    }

    &-number {
      font-size: $pearl-xs-number-font-size;
    }

    &-icon {
      font-size: $pearl-xs-icon-font-size;
    }
  }
}