/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2015 - present Instructure, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

import type { NewComponentTypes } from '@instructure/ui-themes'
import type { BreadcrumbProps, BreadcrumbStyle } from './props'

/**
 * ---
 * private: true
 * ---
 * Generates the style object from the theme and provided additional information
 * @param  {Object} componentTheme The theme variable object.
 * @param  {Object} props the props of the component, the style is applied to
 * @return {Object} The final style object, which will be used in the component
 */
const generateStyle = (
  componentTheme: ReturnType<NewComponentTypes['Breadcrumb']>,
  props: BreadcrumbProps
): BreadcrumbStyle => {
  const { size } = props

  const gapSizeVariants = {
    small: componentTheme.gapSm,
    medium: componentTheme.gapMd,
    large: componentTheme.gapLg
  }

  return {
    breadcrumb: {
      label: 'breadcrumb',
      margin: 0,
      padding: 0,
      listStyleType: 'none',
      overflow: 'visible',
      display: 'flex',
      alignItems: 'center',
      gap: gapSizeVariants[size!]
    },
    crumb: {
      label: 'breadcrumb__crumb',
      boxSizing: 'border-box',
      display: 'flex',
      alignItems: 'center',

      // prevent text clipping
      '[data-cid~="TruncateText"]': {
        overflow: 'visible',

        // prevent extra spacing after the '...'
        '& [class*="truncateText__spacer"]': {
          display: 'inline'
        }
      }
    },
    separator: {
      label: 'breadcrumb__separator',
      boxSizing: 'border-box',
      display: 'inline-flex',
      alignItems: 'center',
      flexShrink: 0
    }
  }
}

export default generateStyle