@import '../common/index.less';

@item: ~'@{prefix}-tab-bar-item';
@tab-bar-height: 48px;
@tab-bar-bg-color: @bg-color-block;
@tab-bar-border-color: @border-level-1-color;
@tab-bar-hover-bg-color: rgba(0, 0, 0, 0.05);
@tab-bar-active-color: @primary-color;
@tab-bar-bg-color: @bg-color-block;

page {
  --t-tab-bar-bg-color: @tab-bar-bg-color;
  --t-tab-bar-hover-color: @tab-bar-hover-bg-color;
}

:host {
  flex: 1;
}

.@{item} {
  height: @tab-bar-height;
  box-sizing: border-box;
  user-select: none;
  position: relative;
  background-color: var(--t-tab-bar-bg-color);

  &--active {
    background-color: var(--t-tab-bar-hover-color);
  }

  &.@{prefix}-is-split:before {
    .hairline-left(@color: @tab-bar-border-color);
    top: 8px;
    bottom: 8px;
  }

  &__content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    &.@{prefix}-is-checked {
      color: @tab-bar-active-color;
      .@{item}__icon-menu {
        background-color: @tab-bar-active-color;
      }
    }
  }

  .@{prefix}-badge-class {
    transform: translate(50%, -10%) !important; // stylelint-disable-line
  }

  &__text {
    display: flex;
    align-items: center;

    &.t-size-s {
      font-size: 10px;
      line-height: 18px;
    }
  }

  &__icon {
    height: 24px;
  }

  &__icon-menu {
    width: 8px;
    height: 1px;
    background-color: #666;
    position: relative;
    margin-right: 4px;

    &::before,
    &::after {
      display: block;
      content: '';
      position: absolute;
      left: 0;
      background-color: inherit;
      width: inherit;
      height: inherit;
    }

    &::before {
      top: -4px;
    }

    &::after {
      bottom: -4px;
    }
  }

  &__spread {
    position: absolute;
    top: 0;
    left: 7%;
    width: 86%;
    background-color: @tab-bar-bg-color;
    transform: translate3d(0, calc(-100% - 16px), 0);
    z-index: 1;

    &::before {
      display: block;
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      width: 0;
      height: 0;
      border: 8px solid transparent;
      border-top: 8px solid @tab-bar-bg-color;
      transform: translate3d(-50%, 16px, 0);
    }

    &-item {
      width: 100%;
      height: 50px;
      display: flex;
      align-items: center;
      justify-content: center;

      &--active {
        background-color: @tab-bar-hover-bg-color;
      }

      & + .@{item}__spread-item {
        position: relative;

        &:before {
          position: absolute;
          box-sizing: border-box;
          content: ' ';
          pointer-events: none;
          top: 0;
          border-top: 1px solid #e6e6e6;
          transform: scaleY(0.5);
          border-top-width: 1px;
          border-top-style: solid;
          border-top-color: @tab-bar-border-color;
          width: 80%;
        }
      }
    }
  }
}