/**
 * YcPlusTree 组件样式
 * 树形组件增强样式
 */

@use './mixins/mixins' as *;

@include b(yc-plus-tree) {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: auto;

  .search-input {
    flex-shrink: 0;
    margin-bottom: 16px;
    padding-right: 24px;
  }

  .tree-container {
    flex: 1;
    min-height: 0;
    overflow: hidden;

    // el-tree-v2 容器需要允许内容溢出
    .el-tree-v2 {
      overflow-x: visible !important;
    }

    // hover 状态：高亮背景和文字
    .el-tree-node__content:hover {
      background-color: var(--el-color-primary-light-9);
      border-radius: 4px;

      .label-text {
        color: var(--el-color-primary);
      }
    }

    // 选中状态：高亮背景和文字
    .el-tree-node.is-current > .el-tree-node__content {
      background-color: var(--el-color-primary-light-9);
      border-radius: 4px;
    }

    .el-tree-node.is-current > .el-tree-node__content .label-text {
      color: var(--el-color-primary);
    }

    // 节点标签包装器（包含标签和操作按钮）
    .node-label-wrapper {
      display: flex;
      gap: 4px;
      align-items: center;
      width: 100%;

      // hover 时显示操作按钮
      &:hover {
        .node-actions {
          pointer-events: auto !important;
          opacity: 1 !important;
        }
      }

      // 节点标签区域
      .node-label,
      .custom-node-label {
        display: flex;
        flex: 1;
        gap: 4px;
        align-items: center;
        min-width: 0;

        // 确保 el-tooltip 的触发元素也能正确参与 flex 布局
        .el-tooltip__trigger {
          display: block;
          min-width: 0;
          overflow: hidden;
        }

        .label-text,
        .node-text {
          display: block;
          min-width: 0;
          overflow: hidden;
          color: var(--el-text-color-primary);
          text-overflow: ellipsis;
          white-space: nowrap;
        }

        .node-count {
          font-size: 12px;
          color: var(--el-text-color-secondary);
        }
      }

      // 节点操作按钮容器（默认隐藏，hover 时显示）
      .node-actions {
        display: flex;
        flex-shrink: 0;
        align-items: center;
        margin-right: 8px;
        margin-left: auto;
        pointer-events: none !important;
        opacity: 0 !important;
        transition: opacity 0.2s ease;

        .action-icon-wrapper {
          display: flex;
          align-items: center;
          justify-content: center;
          cursor: pointer;
        }

        .action-icon {
          display: flex;
          align-items: center;
          justify-content: center;
          width: 20px;
          height: 20px;
          color: var(--el-color-primary);
          cursor: pointer;
          border-radius: 4px;
          transition: background-color 0.2s ease;

          &:hover {
            background-color: var(--el-color-primary-light-8);
          }
        }
      }
    }
  }

  // 高亮搜索关键词
  .highlight-keyword {
    padding: 0 2px;
    font-weight: 600;
    color: var(--el-color-primary);
    background-color: var(--el-color-primary-light-9);
    border-radius: 2px;
  }

  // 自定义展开/收起图标
  .el-tree-node__expand-icon {
    // 隐藏默认的 caret 图标
    &.el-icon {
      visibility: hidden;
      width: 16px;
      height: 16px;
      position: relative;

      // 使用 ::after 伪元素显示自定义图标（默认收起状态）
      &::after {
        content: '';
        position: absolute;
        top: 6px;
        left: 8px;
        width: 16px;
        height: 16px;
        visibility: visible;
        background-size: 16px 16px;
        background-repeat: no-repeat;
        background-position: center;
        background-image: var(--tree-collapse-icon);
      }

      // 展开状态时切换图标
      &.expanded {
        transform: rotate(0deg);

        &::after {
          background-image: var(--tree-expand-icon);
        }
      }

      // 叶子节点隐藏展开图标
      &.is-leaf {
        visibility: hidden;

        &::after {
          visibility: hidden;
        }
      }
    }
  }
}

// 下拉菜单弹出层样式
.tree-dropdown-popper {
  overflow: hidden !important;
  border: none !important;
  border-radius: 8px !important;
}

// 下拉菜单内容样式
.tree-dropdown-menu {
  min-width: 156px !important;
  padding: 8px !important;
  border-radius: 8px !important;

  .el-dropdown-menu__item {
    height: 32px;
    padding: 0 12px;
    margin: 0;
    font-size: 12px;
    line-height: 32px;
    border-radius: 8px;
    transition: background-color 0.2s ease;

    &:hover {
      color: var(--el-color-primary) !important;
      background-color: var(--el-color-primary-light-9) !important;
    }

    &:not(:last-child) {
      margin-bottom: 4px;
    }
  }

  .el-divider {
    margin: 12px 0;
    border-top: 1px solid #e5e7eb;
  }
}

// SortableJS 拖拽样式
.sortable-ghost {
  position: relative !important;
  opacity: 0.3 !important;
}

.drop-target {
  background-color: var(--el-color-primary-light-9) !important;
  border-radius: 4px;

  &::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: calc(var(--drop-indent, 0px) - 3px);
    z-index: 1;
    width: 3px;
    content: '';
    background: var(--el-color-primary);
    border-radius: 1.5px;
    opacity: 0.6;
  }
}