@use 'mixins/mixins' as *;
@use 'mixins/var' as *;
@use 'mixins/utils' as *;
@use 'common/var' as *;

@include b(carousel) {
  @include set-component-css-var('carousel', $carousel);

  position: relative;

  @include m(horizontal) {
    overflow: hidden;
  }

  @include m(vertical) {
    overflow: hidden;
  }

  // When vertical with outside indicators, use flex layout for horizontal arrangement
  @include when(vertical-outside) {
    display: flex;
    flex-direction: row;
    align-items: center;

    @include e(container) {
      flex: 1;
    }
  }

  @include e(container) {
    position: relative;
    height: 300px;
  }

  @include e(arrow) {
    border: none;
    outline: none;
    padding: 0;
    margin: 0;
    height: getCssVar('carousel', 'arrow-size');
    width: getCssVar('carousel', 'arrow-size');
    cursor: pointer;
    transition: getCssVar('transition', 'duration');
    border-radius: 50%;
    background-color: getCssVar('carousel', 'arrow-background');
    color: $color-white;
    position: absolute;
    top: 50%;
    z-index: 10;
    transform: translateY(-50%);
    text-align: center;
    font-size: getCssVar('carousel', 'arrow-font-size');

    @include utils-inline-flex-center;

    @include m(left) {
      left: 16px;
    }

    @include m(right) {
      right: 16px;
    }

    &:hover {
      background-color: getCssVar('carousel', 'arrow-hover-background');
    }

    & i {
      cursor: pointer;
    }
  }

  @include e(indicators) {
    position: absolute;
    list-style: none;
    margin: 0;
    padding: 0;
    z-index: calc(#{getCssVar('index-normal')} + 1);

    @include m(horizontal) {
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
    }

    @include m(vertical) {
      right: 0;
      top: 50%;
      transform: translateY(-50%);
    }

    @include m(outside) {
      text-align: center;
      position: static;
      transform: none;

      .#{$namespace}-carousel__indicator:hover button {
        opacity: 0.64;
      }

      button {
        background-color: getCssVar('carousel', 'indicator-out-color');
        opacity: 0.24;
      }
    }

    @include m(right) {
      right: 0;
    }

    @include m(labels) {
      .#{$namespace}-carousel__button {
        padding: 2px 18px;
        font-size: 12px;
        color: $color-black;
      }

      .#{$namespace}-carousel__indicator {
        padding: 6px 4px;
      }
    }
  }

  @include e(indicator) {
    background-color: transparent;
    cursor: pointer;

    &:hover button {
      opacity: 0.72;
    }

    @include m(horizontal) {
      display: inline-block;
      padding: getCssVar('carousel-indicator-padding-vertical')
        getCssVar('carousel-indicator-padding-horizontal');
    }

    @include m(vertical) {
      padding: getCssVar('carousel-indicator-padding-horizontal')
        getCssVar('carousel-indicator-padding-vertical');

      .#{$namespace}-carousel__button {
        width: getCssVar('carousel-indicator-height');
        height: calc(#{getCssVar('carousel-indicator-width')} / 2);
      }
    }

    @include when(active) {
      button {
        opacity: 1;
      }
    }
  }

  @include e(button) {
    display: block;
    opacity: 0.48;
    width: getCssVar('carousel-indicator-width');
    height: getCssVar('carousel-indicator-height');
    background-color: $color-white;
    border: none;
    outline: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    transition: getCssVar('transition-duration');

    // To prevent styles from being overridden
    // When labels exist, use auto size so button content can center correctly
    .#{$namespace}-carousel__indicators--labels & {
      height: auto;
      width: auto;
    }
  }
}

.carousel-arrow-left-enter-from,
.carousel-arrow-left-leave-active {
  transform: translateY(-50%) translateX(-10px);
  opacity: 0;
}

.carousel-arrow-right-enter-from,
.carousel-arrow-right-leave-active {
  transform: translateY(-50%) translateX(10px);
  opacity: 0;
}

.#{$namespace}-transitioning {
  filter: url('#elCarouselHorizontal');
}

.#{$namespace}-transitioning-vertical {
  filter: url('#elCarouselVertical');
}
