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

$header-height: 40px;

@include b(step) {
  position: relative;
  flex-shrink: 1;

  @include pseudo(last-of-type) {
    @include e(line) {
      display: none;
    }

    // 只有未设置 space 的情况下才自适应宽度
    @include when(flex) {
      flex-basis: auto !important;
      flex-shrink: 0;
      flex-grow: 0;
    }

    @include e((main, description)) {
      padding-right: 0;
    }
  }

  @include e(head) {
    position: relative;
    width: 100%;

    @include when(process) {
      color: $--color-text-primary;
      border-color: $--color-text-placeholder;
      @include e(icon) {
        @include when(text) {
          color: $--color-white;
          border-color: $--color-primary;
          background-color: $--color-primary;
        }
      }
    }

    @include when(wait) {
      color: $--color-text-placeholder;
      border-color: $--color-text-placeholder;
    }

    @include when(success) {
      color: $--color-success;
      border-color: $--color-success;
    }

    @include when(error) {
      color: $--color-danger;
      border-color: $--color-danger;
    }

    @include when(finish) {
      color: $--color-primary;
      border-color: $--color-primary;
    }
  }

  @include e(icon) {
    position: relative;
    z-index: 1;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: $header-height;
    height: $header-height;
    font-size: 24px;
    box-sizing: border-box;
    background: $--color-white;
    transition: .15s ease-out;

    @include when(text) {
      border-radius: 50%;
      border: 2px solid;
      border-color: inherit;
    }

    @include when(icon) {
      width: 56px;
    }
  }

  @include e(icon-inner) {
    display: inline-block;
    user-select: none;
    text-align: center;
    font-weight: bold;
    line-height: 1;
    color: inherit;

    &[class*=el-icon]:not(.is-status) {
      font-size: $header-height;
      font-weight: normal;
    }

    // 组件自身表示状态的图标
    @include when(status) {
      transform: translateY(1px);
    }
  }

  @include e(line) {
    position: absolute;
    border-color: inherit;
    background-color: $--color-text-placeholder;
  }

  @include e(line-inner) {
    display: block;
    border-width: 1px;
    border-style: solid;
    border-color: inherit;
    transition: .15s ease-out;
    box-sizing: border-box;
    width: 0;
    height: 0;
  }

  @include e(main) {
    white-space: normal;
    text-align: left;
  }

  @include e(title) {
    font-size: 20px;
    line-height: 40px;

    @include when(process) {
      font-weight: bold;
      color: $--color-text-primary;
    }

    @include when(wait) {
      color: $--color-text-disabled;
    }

    @include when(success) {
      color: $--color-success;
    }

    @include when(error) {
      color: $--color-danger;
    }

    @include when(finish) {
      color: $--color-primary;
    }
  }

  @include e(description) {
    padding-right: 10%;
    // margin-top: -5px;
    font-size: 16px;
    line-height: 24px;
    font-weight: normal;

    @include when(process) {
      color: $--color-text-primary;
    }

    @include when(wait) {
      color: $--color-text-disabled;
    }

    @include when(success) {
      color: $--color-success;
    }

    @include when(error) {
      color: $--color-danger;
    }

    @include when(finish) {
      color: $--color-primary;
    }
  }

  @include when(horizontal) {
    display: inline-block;

    @include e(line) {
      height: 2px;
      top: 19px;
      left: 0;
      right: 0;
    }
  }

  @include when(vertical) {
    display: flex;

    @include e(head) {
      flex-grow: 0;
      width: $header-height;
    }

    @include e(main) {
      padding-left: 16px;
      flex-grow: 1;
    }

    @include e(title) {
      line-height: 40px;
    }

    @include e(line) {
      width: 2px;
      top: 0;
      bottom: 0;
      left: 19px;
    }

    @include e(icon) {
      @include when(icon) {
        width: 40px;
      }
    }
  }

  @include when(center) {

    @include e(head) {
      text-align: center;
    }

    @include e(main) {
      text-align: center;
    }

    @include e(description) {
      padding-left: 20%;
      padding-right: 20%;
    }

    @include e(line) {
      left: 50%;
      right: -50%;
    }
  }

  @include when(simple) {
    display: flex;
    align-items: center;

    @include e(head) {
      width: auto;
      font-size: 0;
      padding-right: 10px;
      @include when(process) {
        @include e(icon) {
          @include when(text) {
            background: none;
          }
        }
      }
    }

    @include e(icon) {
      background: transparent;
      width: 22px;
      height: 22px;
      font-size: 16px;
    }

    @include e(icon-inner) {
      &[class*=el-icon]:not(.is-status) {
        font-size: 24px;
      }

      &.is-status {
        transform: translateY(1px);
      }
    }

    @include e(main) {
      position: relative;
      display: flex;
      align-items: stretch;
      flex-grow: 1;
    }

    @include e(title) {
      font-size: 20px;
      line-height: 40px;
    }

    @include pseudo('not(:last-of-type)') {
      @include e(title) {
        max-width: 50%;
        word-break: break-all;
      }
    }

    @include e(arrow) {
      flex-grow: 1;
      display: flex;
      align-items: center;
      justify-content: center;

      &::before,
      &::after {
        content: '';
        display: inline-block;
        position: absolute;
        height: 15px;
        width: 1px;
        background: $--color-text-placeholder;
      }

      &::before {
        transform: rotate(-45deg) translateY(-4px);
        transform-origin: 0 0;
      }

      &::after {
        transform: rotate(45deg) translateY(4px);
        transform-origin: 100% 100%;
      }
    }

    @include pseudo(last-of-type) {
      @include e(arrow) {
        display: none;
      }
    }
  }
}
