/*
 * 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 { FormFieldGroupTheme } from '@instructure/shared-types'
import type {
  FormFieldGroupProps,
  FormFieldGroupStyleProps,
  FormFieldGroupStyle
} 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
 * @param  {Object} state the state of the component, the style is applied to
 * @return {Object} The final style object, which will be used in the component
 */
const generateStyle = (
  componentTheme: FormFieldGroupTheme,
  props: FormFieldGroupProps,
  state: FormFieldGroupStyleProps
): FormFieldGroupStyle => {
  const { disabled } = props
  const { invalid } = state

  return {
    formFieldGroup: {
      label: 'formFieldGroup',
      border: `${componentTheme.borderWidth} ${componentTheme.borderStyle} ${componentTheme.borderColor}`,
      borderRadius: componentTheme.borderRadius,
      display: 'block',

      ...(invalid && {
        borderColor: componentTheme.errorBorderColor,
        padding: componentTheme.errorFieldsPadding
      }),

      ...(disabled && {
        opacity: 0.6,
        cursor: 'not-allowed',
        pointerEvents: 'none'
      })
    }
  }
}

export default generateStyle