@use './item';
@use './variables' as *;

/*
  NOTE: Maximal space needed:
  2px maximal right header item padding + 4px maximal dxSortable placeholder (drop indicator) width
  We can increase this number up to the CardView root padding without issues
*/
$sortable-side-offset: 6px;

.dx-cardview-header-item-sorting {
  display: flex;
}

.dx-cardview-headers {
  margin: $cardview-header-panel-vertical-margin 0;
}

.dx-cardview-sortable {
  position: relative;
  overflow: visible;

  /*
    NOTE: We need negative margin here for dxSortable indicator
    when placeholder position is first or last item.
    Because it shown outside the container
  */
  margin: 0 (-$sortable-side-offset);

  .dx-cardview-dropzone {
    width: calc(100% - (2 * $sortable-side-offset));
    height: $cardview-header-panel__dropzone-height;
    margin: 0 $sortable-side-offset;
    background-color: $cardview-header-panel__dropzone-bg-color;
    text-align: center;
    position: absolute;
    top: $cardview-header-panel__dropzone-top;
    left: 0;
    border-width: $cardview-header-panel__dropzone-border-width;
    border-style: dashed;
    border-color: $cardview-header-panel__dropzone-border-color;
    border-radius: $cardview-header-panel__dropzone-border-radius;
    pointer-events: none;
    opacity: 0.0;
    transition: opacity 0.3s ease-out;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;

    .dx-icon {
      color: $cardview-header-panel__dropzone__icon-color;
    }

    span {
      color: $cardview-header-panel__dropzone-text-color;
    }
  }

  .dx-cardview-dropzone-visible {
    opacity: 1.0;
    pointer-events: auto;
  }
}

.dx-cardview-headerpanel-text-empty {
  line-height: $cardview-header-panel--empty-line-height;
}

.dx-cardview-headerpanel-content {
  display: flex;

  /*
    NOTE: We compensate negative margin from dxSortable here
    Please note, that header-item-container paddings taken into account here
 */
  &--with-header-items {
    margin: 0 ($sortable-side-offset - $cardview-header-item__right-padding) 0 ($sortable-side-offset - $cardview-header-item__left-padding);
  }

  &--empty {
    margin: 0 $sortable-side-offset;
  }
}

/*
  NOTE: This paddings needed for align the dxSortable placeholder (drop indicator)
  in the middle between elements
 */
.dx-cardview-header-item-container {
  min-width: fit-content;
  padding: 0 $cardview-header-item__right-padding 0 $cardview-header-item__left-padding;

  &:first-child {
    padding: 0 $cardview-header-item__right-padding 0 $cardview-header-item__left-padding;
  }
}

.dx-cardview-header-item-sort-indicator {
  border: $cardview-header-item__sort-indicator__border-size solid $cardview-header-item__sort-indicator__border-color;
  border-radius: $cardview-header-item__sort-indicator__border-radius;
}