import * as React from 'react';
import { InternalStandardProps as StandardProps } from '..';

export interface ToggleButtonGroupProps
  extends StandardProps<React.HTMLAttributes<HTMLDivElement>, 'onChange' | 'children'> {
  /**
   * The content of the button.
   */
  children?: React.ReactNode;
  /**
   * Override or extend the styles applied to the component.
   */
  classes?: {
    /** Styles applied to the root element. */
    root?: string;
    /** Styles applied to the root element if `orientation="vertical"`. */
    vertical?: string;
    /** Styles applied to the children. */
    grouped?: string;
    /** Styles applied to the children if `orientation="horizontal"`. */
    groupedHorizontal?: string;
    /** Styles applied to the children if `orientation="vertical"`. */
    groupedVertical?: string;
  };
  /**
   * If `true`, only allow one of the child ToggleButton values to be selected.
   * @default false
   */
  exclusive?: boolean;
  /**
   * Callback fired when the value changes.
   *
   * @param {object} event The event source of the callback.
   * @param {any} value of the selected buttons. When `exclusive` is true
   * this is a single value; when false an array of selected values. If no value
   * is selected and `exclusive` is true the value is null; when false an empty array.
   */
  onChange?: (event: React.MouseEvent<HTMLElement>, value: any) => void;
  /**
   * The group orientation (layout flow direction).
   * @default 'horizontal'
   */
  orientation?: 'horizontal' | 'vertical';
  /**
   * The size of the buttons.
   * @default 'medium'
   */
  size?: 'small' | 'medium' | 'large';
  /**
   * The currently selected value within the group or an array of selected
   * values when `exclusive` is false.
   *
   * The value must have reference equality with the option in order to be selected.
   */
  value?: any;
}

export type ToggleButtonGroupClassKey = keyof NonNullable<ToggleButtonGroupProps['classes']>;

/**
 *
 * Demos:
 *
 * - [Toggle Button](https://material-ui.com/components/toggle-button/)
 *
 * API:
 *
 * - [ToggleButtonGroup API](https://material-ui.com/api/toggle-button-group/)
 */
export default function ToggleButtonGroup(props: ToggleButtonGroupProps): JSX.Element;