@import "mixins/mixins";
@import "common/var";

@include b(tabs) {
  @include e(header) {
    padding: 0;
    position: relative;
    margin: 0 0 5px;       // PreValue: 0 0 15px
  }
  // 二级tab激活滑轨
  @include e(active-bar) {
    position: absolute;
    bottom: 0;
    left: 0;
    height: $--tabs-bar-2-active;
    background-color: $--tabs-theme-primary-active;
    z-index: 1;
    transition: transform 0.3s $--tabs-transition-timing-function-1;
    list-style: none;
  }

  // 新增tab
  @include e(new-tab) {
    float: right;
    border: $--tabs-border-size $--tabs-border-color;
    height: 18px;
    width: 18px;
    line-height: 18px;
    margin: 2px 0 9px 10px;
    border-radius: 3px;
    text-align: center;
    font-size: $--tabs-font-size-1;
    color: $--tabs-font-color;
    cursor: pointer;
    transition: all 0.15s;

    .el-icon-plus {
      transform: scale(0.8, 0.8);
    }

    &:hover {
      color: $--tabs-theme-primary-hover;
    }
  }
  // 二级tab下的滑轨
  @include e(nav-wrap) {
    overflow: hidden;
    margin-bottom: -1px;
    position: relative;

    &::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 100%;
      //height: $--tabs-bar-2-active;
      //background-color: $--tabs-border-color;
      z-index: $--index-normal;
    }
    &.is-borderable {
      &::after{
        height: $--tabs-bar-2-active;
        background-color: $--tabs-border-color;
      }
    }

    @include when(scrollable) {
      padding: 0 20px;
      box-sizing: border-box;
    }
  }
  @include e(nav-scroll) {
    overflow: hidden;
  }
  // 暂无应用
  @include e((nav-next, nav-prev)) {
    position: absolute;
    cursor: pointer;
    line-height: 44px;
    font-size: $--tabs-font-size-2;
    color: $--tabs-font-color;
  }
  @include e(nav-next) {
    right: 0;
  }
  @include e(nav-prev) {
    left: 0;
  }

  @include e(nav) {
    white-space: nowrap;
    position: relative;
    transition: transform 0.3s;
    float: left;
    z-index: #{$--index-normal + 1};

    @include when(stretch) {
      min-width: 100%;
      display: flex;
      & > * {
        flex: 1;
        text-align: center;
      }
    }
  }

  // 二级tab
  @include e(item) {
    padding: $--tabs-padding-2;
    height: $--tabs-height-2;
    box-sizing: border-box;
    line-height: $--tabs-height-2;
    display: inline-block;
    list-style: none;
    font-size: $--tabs-font-size-2;
    color: $--tabs-font-color;
    position: relative;

    &:focus,
    &:focus:active {
      outline: none;
    }

    // 待关闭按钮样式
    &:focus.is-active.is-focus:not(:active) {
      box-shadow: 0 0 2px 2px $--tabs-theme-primary-active inset;
      border-radius: 3px;
    }

    & .el-icon-close {
      border-radius: 50%;
      text-align: center;
      transition: all 0.3s $--tabs-transition-timing-function-1;
      margin-left: 5px;

      &:before {
        transform: scale(0.9);
        display: inline-block;
      }
    }

    // 激活状态字体颜色
    @include when(active) {
      color: $--tabs-theme-primary-active;
      font-weight: $--tabs-font-weight-active;
    }

    &:hover {
      color: initial;       // 去掉hover效果： PreValue color: $--tabs-theme-primary-hover;
      cursor: pointer;
    }

    @include when(disabled) {
      color: $--disabled-color-base;
      cursor: default;
    }
  }
  // 文字
  @include e(content) {
    overflow: hidden;
    position: relative;
  }
  // 默认主色调样式
  // 一级菜单tab样式
  @include m(primary) {
    > .el-tabs__header {
      border-bottom: $--tabs-border-size $--tabs-border-color;
      padding-left: 20px;
    }
    > .el-tabs__header .el-tabs__nav-wrap::after {
      content: none;
    }
    > .el-tabs__header .el-tabs__nav {
      padding-top: $--tabs-bar-1-active;
      border-bottom: none;
      border-radius: 4px 4px 0 0;
      box-sizing: border-box;
    }
    > .el-tabs__header .el-tabs__active-bar {
      display: none;
    }
    > .el-tabs__header .el-tabs__item .el-icon-close {
      position: relative;
      font-size: 12px;
      width: 0;
      height: 14px;
      vertical-align: middle;
      line-height: 15px;
      overflow: hidden;
      top: -1px;
      right: -2px;
      transform-origin: 100% 50%;
    }
    > .el-tabs__header .el-tabs__item {
      position: relative;
      padding: $--tabs-padding-1;
      height: $--tabs-height-1;
      line-height: $--tabs-height-1;
      background-color: $--tabs-bg-color-1;
      border-top-left-radius: $--tabs-border-radius;
      border-top-right-radius: $--tabs-border-radius;
      color: $--tabs-font-color;
      border: $--tabs-border-size $--tabs-border-color;
      margin-right: 5px;
      transition: color 0.3s $--tabs-transition-timing-function-1, padding 0.3s $--tabs-transition-timing-function-1;
      font-weight: normal;

      &:hover {
        color: $--tabs-theme-primary-hover;
        cursor: pointer;
      }
      &:active {
        color: $--tabs-theme-primary-active;
      }

      // 带有关闭按钮
      &.is-closable {
        &:hover {
          padding-left: 13px;
          padding-right: 13px;

          & .el-icon-close {
            width: 14px;
          }
        }
      }
      &.is-active {
        border-bottom-color: $--tabs-bg-color-1-active;
        color: $--tabs-theme-primary-active;
        background-color: $--tabs-bg-color-1-active;
        height: $--tabs-height-1;
        font-weight: $--tabs-font-weight-active;

        &::after {
          position: absolute;
          content: "";
          display: block;
          height: $--tabs-bar-1-active;
          left: -1px;
          top: -2px;
          right: -1px;
          background: $--tabs-theme-primary-active;
          border-top-left-radius: $--tabs-border-radius;
          border-top-right-radius: $--tabs-border-radius;
        }
        &.is-closable {
          padding-left: 15px;
          padding-right: 15px;

          .el-icon-close {
            width: 14px;
          }
        }
      }
    }
  }

  // 三级tab
  @include m(third) {
    font-size: $--tabs-font-size-3;
    background: $--tabs-bg-color-3;

    > .el-tabs__content {
      padding: 15px;
    }
    > .el-tabs__header {
      margin: 0;
      display: inline-block;
    }
    > .el-tabs__header .el-tabs__nav-wrap::after {
      content: none;
    }
    > .el-tabs__header .el-tabs__item {
      transition: all 0.3s;
      border: $--tabs-border-size $--tabs-border-color;
      border-right: none;
      height: $--tabs-height-3;
      line-height: $--tabs-height-3;
      padding: $--tabs-padding-3;
      color: $--tabs-font-color;
      font-weight: normal;

      &:last-child {
        border-right: $--tabs-border-size $--tabs-border-color;
        border-radius: 0 $--tabs-border-radius $--tabs-border-radius 0;
      }
      &:first-child {
        border-radius: $--tabs-border-radius 0 0 $--tabs-border-radius;
      }
      &.is-active {
        color: $--tabs-theme-primary-active;
        font-weight: $--tabs-font-weight-active;
        border-color: $--tabs-theme-primary-active;
        & + .el-tabs__item {
          border-left: $--tabs-border-size $--tabs-theme-primary-active;
        }
      }

      &:not(.is-disabled):hover {
        color: $--tabs-theme-primary-hover;
      }

      &:not(.is-disabled):active {
        color: $--tabs-theme-primary-active;
      }

      &.is-disabled {
        color: $--tabs-default-disabled-color;
        border-color: $--tabs-default-disabled-color;
        cursor: no-drop;
        & + .el-tabs__item {
          border-left: $--tabs-border-size $--tabs-default-disabled-color;
        }
      }
    }
  }
  /*--------------------- 位置控制. start---------------------*/
  @include m((top, bottom)) {
    .el-tabs__item.is-top:nth-child(2),
    .el-tabs__item.is-bottom:nth-child(2) {
      padding-left: $--tabs-offset-out-2;
    }
    .el-tabs__item.is-top:last-child,
    .el-tabs__item.is-bottom:last-child {
      padding-right: $--tabs-offset-out-2;
    }

    &.el-tabs--third,
    &.el-tabs--primary,
    .el-tabs--left,
    .el-tabs--right {
      .el-tabs__item:nth-child(2) {
        padding-left: $--tabs-offset-out-2;
      }
      .el-tabs__item:last-child {
        padding-right: $--tabs-offset-out-2;
      }
    }

    &.el-tabs--third,
    &.el-tabs--primary {
      .el-tabs__item:nth-child(2) {
        padding-left: 15px;
      }
      .el-tabs__item:last-child {
        padding-right: 15px;
      }
    }
  }
  @include m(bottom) {
    .el-tabs__header.is-bottom {
      margin-bottom: 0;
      margin-top: 10px;
    }
    &.el-tabs--third {
      .el-tabs__header.is-bottom {
        border-bottom: 0;
        border-top: $--tabs-border-size $--border-color-base;
      }
      .el-tabs__nav-wrap.is-bottom {
        margin-top: -1px;
        margin-bottom: 0;
      }
      .el-tabs__item.is-bottom:not(.is-active) {
        border: $--tabs-border-size $--border-color-base;
      }
    }
  }
  @include m((left, right)) {
    overflow: hidden;

    .el-tabs__header.is-left,
    .el-tabs__header.is-right,
    .el-tabs__nav-wrap.is-left,
    .el-tabs__nav-wrap.is-right,
    .el-tabs__nav-scroll {
      height: 100%;
    }

    .el-tabs__active-bar.is-left,
    .el-tabs__active-bar.is-right {
      top: 0;
      bottom: auto;
      width: $--tabs-bar-1-active;
      height: auto;
    }

    .el-tabs__nav-wrap.is-left,
    .el-tabs__nav-wrap.is-right {
      margin-bottom: 0;

      > .el-tabs__nav-prev,
      > .el-tabs__nav-next {
        height: 30px;
        line-height: 30px;
        width: 100%;
        text-align: center;
        cursor: pointer;

        i {
          transform: rotateZ(90deg);
        }
      }
      > .el-tabs__nav-prev {
        left: auto;
        top: 0;
      }
      > .el-tabs__nav-next {
        right: auto;
        bottom: 0;
      }

      &.is-scrollable {
        padding: 30px 0;
      }

      &::after {
        height: 100%;
        width: $--tabs-bar-1-active;
        bottom: auto;
        top: 0;
      }
    }

    .el-tabs__nav.is-left,
    .el-tabs__nav.is-right {
      float: none;
    }
    .el-tabs__item.is-left,
    .el-tabs__item.is-right {
      display: block;
    }
  }
  @include m(left) {
    .el-tabs__header.is-left {
      float: left;
      margin-bottom: 0;
      margin-right: 10px;
    }
    .el-tabs__nav-wrap.is-left {
      margin-right: -1px;
      &::after {
        left: auto;
        right: 0;
      }
    }
    .el-tabs__active-bar.is-left {
      right: 0;
      left: auto;
    }
    .el-tabs__item.is-left {
      text-align: right;
    }

    &.el-tabs--primary {
      .el-tabs__active-bar.is-left {
        display: none;
      }
      .el-tabs__item.is-left {
        border-bottom: none;
        border-top: $--tabs-border-size $--tabs-border-color;
        &:last-child{
          border-bottom: $--tabs-border-size $--tabs-border-color;
        }
      }
      .el-tabs__item.is-left:first-child {
        border-right: $--tabs-border-size $--tabs-border-color;
      }
      .el-tabs__item.is-left.is-active {
        border: $--tabs-border-size $--tabs-border-color;
      }

      .el-tabs__nav {
        border-radius: 4px 0 0 4px;
        border-right: none;
      }

      .el-tabs__new-tab {
        float: none;
      }
    }

    &.el-tabs--third {
      .el-tabs__header.is-left {
        border-right: $--tabs-border-size $--tabs-border-color;
      }
      .el-tabs__item.is-left {
        border: $--tabs-border-size $--tabs-border-color;

        &.is-active {
          border-color: $--tabs-theme-primary-active;
          & + .el-tabs__item{
            border-color: $--tabs-border-color;
          }
        }
      }
    }
  }
  // 右侧展示
  @include m(right) {
    .el-tabs__header.is-right {
      float: right;
      margin-bottom: 0;
      margin-left: 10px;
    }

    .el-tabs__nav-wrap.is-right {
      margin-left: -1px;
      &::after {
        left: 0;
        right: auto;
      }
    }

    .el-tabs__active-bar.is-right {
      left: 0;
    }

    &.el-tabs--primary {
      .el-tabs__active-bar.is-right {
        display: none;
      }
      .el-tabs__item.is-right {
        border-bottom: none;
        border-top: $--tabs-border-size $--tabs-border-color;
        &:last-child{
          border-bottom: $--tabs-border-size $--tabs-border-color;
        }
      }
      .el-tabs__item.is-right:first-child {
        border-left: $--tabs-border-size $--tabs-border-color;
      }
      .el-tabs__item.is-right.is-active {
        border: $--tabs-border-size $--tabs-border-color;
        border-left-color: $--tabs-border-color;
      }

      .el-tabs__nav {
        border-radius: 0 4px 4px 0;
        border-left: none;
      }
    }
    &.el-tabs--third {
      .el-tabs__header.is-right {
        border-left: $--tabs-border-size $--tabs-border-color;
      }
      .el-tabs__item.is-right {
        border: $--tabs-border-size $--tabs-border-color;

        &.is-active {
          border-color: $--tabs-theme-primary-active;
          & + .el-tabs__item{
            border-color: $--tabs-border-color;
          }
        }
      }
    }
  }
  /*--------------------- 位置控制. end---------------------*/
}

/*--------------------- 动画效果. start---------------------*/
.slideInRight-transition,
.slideInLeft-transition {
  display: inline-block;
}
.slideInRight-enter {
  animation: slideInRight-enter 0.3s;
}
.slideInRight-leave {
  position: absolute;
  left: 0;
  right: 0;
  animation: slideInRight-leave 0.3s;
}
.slideInLeft-enter {
  animation: slideInLeft-enter 0.3s;
}
.slideInLeft-leave {
  position: absolute;
  left: 0;
  right: 0;
  animation: slideInLeft-leave 0.3s;
}

@keyframes slideInRight-enter {
  0% {
    opacity: 0;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(100%);
    transform: translateX(100%);
  }

  to {
    opacity: 1;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }
}
@keyframes slideInRight-leave {
  0% {
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(0);
    transform: translateX(0);
    opacity: 1;
  }

  100% {
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(100%);
    transform: translateX(100%);
    opacity: 0;
  }
}
@keyframes slideInLeft-enter {
  0% {
    opacity: 0;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(-100%);
    transform: translateX(-100%);
  }

  to {
    opacity: 1;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(0);
    transform: translateX(0);
  }
}
@keyframes slideInLeft-leave {
  0% {
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(0);
    transform: translateX(0);
    opacity: 1;
  }

  100% {
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: translateX(-100%);
    transform: translateX(-100%);
    opacity: 0;
  }
}
/*--------------------- 动画效果. end---------------------*/