@import "carbon-components/scss/globals/scss/vars";
@import "carbon-components/scss/globals/scss/helper-mixins";
@import "carbon-components/scss/globals/scss/vendor/@carbon/elements/scss/import-once/import-once";

/// Groups a `ComboButton`'s primary action and icon-only trigger button into
/// a single visual unit. The divider mirrors v10's own `.bx--btn-set`
/// technique (a box-shadow on the trigger, since adjacent buttons have no
/// margin between them); the chevron rotates on open.
/// @access private
/// @group components
@mixin combo-button {
  .#{$prefix}--combo-button {
    display: inline-flex;
  }

  .#{$prefix}--combo-button .#{$prefix}--combo-button__trigger:not(:focus) {
    box-shadow: to-rem(-1px) 0 0 0 $button-separator;
  }

  .#{$prefix}--combo-button
    .#{$prefix}--combo-button__trigger.#{$prefix}--btn--disabled {
    box-shadow: to-rem(-1px) 0 0 0 $disabled-03;
  }

  .#{$prefix}--combo-button__trigger .#{$prefix}--btn__icon {
    transition: transform $duration--fast-01 motion(standard, productive);
  }

  .#{$prefix}--combo-button__trigger--open .#{$prefix}--btn__icon {
    transform: rotate(180deg);
  }

  // Extra-small (Carbon React size="xs", 24px). Neither Button's "small"
  // class (32px) nor any other Button size lands on 24px, so shrink further
  // on top of the "small" size already passed to both buttons.
  .#{$prefix}--combo-button--xs .#{$prefix}--btn {
    min-height: to-rem(24px);
    padding-top: 0;
    padding-bottom: 0;
  }

  .#{$prefix}--combo-button--xs .#{$prefix}--btn--icon-only {
    padding-right: to-rem(4px);
    padding-left: to-rem(4px);
  }
}

@include exports("combo-button") {
  @include combo-button;
}