@use '../../style/themes/default.scss' as *;
@use '../../style/util.scss' as *;
@use './css-var.scss' as *;

@include set-tree-table-var($ele);

.ele-tree-table-wrapper {
  border-top: 1px solid eleVar('table', 'border-color');
  border-right: 1px solid eleVar('table', 'border-color');
  border-radius: eleVar('table', 'radius');
  box-sizing: border-box;
  position: relative;
  overflow: hidden;

  &::after,
  &::before {
    content: '';
    position: absolute;
    bottom: 0;
    box-sizing: border-box;
    pointer-events: none;
    z-index: 5;
  }

  &::after {
    height: calc(1px + #{eleVar('table', 'radius')});
    left: 0;
    right: 0;
    border-bottom: 1px solid eleVar('table', 'border-color');
    border-bottom-right-radius: eleVar('table', 'radius');
    border-bottom-left-radius: eleVar('table', 'radius');
  }

  &::before {
    width: calc(1px + #{eleVar('table', 'radius')});
    top: 0;
    left: 0;
    border-left: 1px solid eleVar('table', 'border-color');
    border-bottom-left-radius: eleVar('table', 'radius');
    border-top-left-radius: eleVar('table', 'radius');
  }
}

/* 表格 */
.ele-tree-table {
  color: eleVar('table', 'color');
  font-size: eleVar('table', 'font-size');
  line-height: eleVar('table', 'line-height');
  box-sizing: border-box;
  overflow: auto;
}

.ele-tree-table-main {
  min-width: max-content;
  box-sizing: border-box;
}

.ele-tree-table-row,
.ele-tree-table-cells {
  display: flex;
  box-sizing: border-box;
}

/* 单元格 */
.ele-tree-table-cell {
  padding: eleVar('table', 'padding');
  background: eleVar('table', 'tr-bg');
  border-left: 1px solid eleVar('table', 'border-color');
  border-bottom: 1px solid eleVar('table', 'border-color');
  transition: background-color $transition-base;
  box-sizing: border-box;
  overflow: hidden;

  &:not(.is-tree-index) {
    flex: 1;
    text-overflow: ellipsis;
  }

  &.is-tree-index {
    flex-shrink: 0;
    padding-left: 0;
    padding-right: 0;
    white-space: nowrap;
    word-break: break-all;
    text-align: center;

    &.is-placeholder {
      border-left: none;
    }
  }
}

/* 表头 */
.ele-tree-table-header {
  color: eleVar('table', 'th-color');
  font-weight: eleVar('table', 'th-font-weight');
  box-sizing: border-box;
  position: sticky;
  top: 0;
  z-index: 4;

  .ele-tree-table-cell {
    background: eleVar('table', 'th-bg');
  }
}

/* 主体 */
.ele-tree-table-row-body {
  flex: 1;
  box-sizing: border-box;
}

/* 行鼠标移入状态 */
.ele-tree-table-cells:hover .ele-tree-table-cell,
.ele-tree-table-body .ele-tree-table-row > .ele-tree-table-cell:hover {
  background: eleVar('table', 'tr-hover-bg');
}

.ele-tree-table-cell:hover + .ele-tree-table-row-body > .ele-tree-table-cells {
  .ele-tree-table-cell {
    background: eleVar('table', 'tr-hover-bg');
  }
}

.ele-tree-table-cell {
  &:has(+ .ele-tree-table-row-body > .ele-tree-table-cells:hover) {
    background: eleVar('table', 'tr-hover-bg');
  }
}

/* 空状态 */
.ele-tree-table-empty {
  padding: eleVar('table', 'padding');
  box-sizing: border-box;
  text-align: center;
}

/* 固定列 */
.ele-tree-table-cell.is-fixed-left,
.ele-tree-table-cell.is-fixed-right {
  position: sticky;
  z-index: 3;
}

.ele-tree-table-cell.is-fixed-left {
  left: 0;
}

.ele-tree-table-cell.is-fixed-right {
  right: 0;
}

.ele-tree-table-cell.is-fixed-left-last,
.ele-tree-table-cell.is-fixed-right-first {
  overflow: visible;

  &::before {
    content: '';
    width: 10px;
    position: absolute;
    top: 0;
    bottom: 0;
    transition: box-shadow $transition-base;
    pointer-events: none;
  }
}

.ele-tree-table-cell.is-fixed-left-last::before {
  right: -10px;
}

.ele-tree-table-cell.is-fixed-right-first::before {
  left: -10px;
}

.ele-tree-table-wrapper {
  &.is-ping-left .ele-tree-table-cell.is-fixed-left-last {
    border-right-color: transparent;

    &::before {
      box-shadow: eleVar('table', 'fixed-left-shadow');
    }
  }

  &.is-ping-right .ele-tree-table-cell.is-fixed-right-first {
    border-left-color: transparent;

    &::before {
      box-shadow: eleVar('table', 'fixed-right-shadow');
    }
  }
}

/* 展开图标 */
.ele-tree-table-expand {
  width: 16px;
  height: 16px;
  font-size: 12px;
  vertical-align: -1px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: eleVar('table', 'icon-radius');
  transition: (color $transition-base, background-color $transition-base);
  cursor: pointer;

  & > .el-icon {
    transition: all $transition-base;
  }

  &.is-collapse > .el-icon {
    transform: rotate(-90deg);
  }

  &:hover {
    background: eleVar('table', 'icon-hover-bg');
  }
}

.ele-tree-table-row.is-collapse {
  & > .ele-tree-table-row-body > .ele-tree-table-children {
    display: none;
  }
}