import {
  isArray,
  isBoolean,
  isNullish,
  isNumber,
  isRecord,
  isString,
} from './guardUtils.js';
import { Icon, isIcon } from './icon';

/**
 * An object expressing a dropdown action to be shown in the interface
 *
 * @see {isDropdownAction}
 */
export type DropdownAction = {
  /**
   * ID of action. Will be the first argument for the
   * execute function
   */
  id: string;

  /**
   * An arbitrary configuration object that will be passed as the `parameters`
   * property of the second argument of the execute function
   */
  parameters?: Record<string, unknown>;

  /** Label to be shown. Must be unique. */
  label: string;

  /**
   * Icon to be shown alongside the label. Can be a FontAwesome icon name (ie.
   * `"address-book"`) or a custom SVG definition. To maintain visual
   * consistency with the rest of the interface, try to use FontAwesome icons
   * whenever possible.
   */
  icon: Icon;

  active?: boolean;
  alert?: boolean;
  disabled?: boolean;
  closeMenuOnClick?: boolean;

  /**
   * Actions will be displayed by ascending `rank`. If you want to specify an
   * explicit value for `rank`, make sure to offer a way for final users to
   * customize it inside the plugin's settings form, otherwise the hardcoded
   * value you choose might clash with the one of another plugin!
   */
  rank?: number;
};

/**
 * An object expressing a dropdown submenu containing actions to be shown in the interface
 *
 * @see {isDropdownActionGroup}
 */
export type DropdownActionGroup = {
  /** Label to be shown. Must be unique. */
  label: string;

  /**
   * Icon to be shown alongside the label. Can be a FontAwesome icon name (ie.
   * `"address-book"`) or a custom SVG definition. To maintain visual
   * consistency with the rest of the interface, try to use FontAwesome icons
   * whenever possible.
   */
  icon: Icon;

  actions: DropdownAction[];

  /**
   * Actions will be displayed by ascending `rank`. If you want to specify an
   * explicit value for `rank`, make sure to offer a way for final users to
   * customize it inside the plugin's settings form, otherwise the hardcoded
   * value you choose might clash with the one of another plugin!
   */
  rank?: number;
};

export type ItemFormSidebarPanelPlacement = [
  'before' | 'after',
  'info' | 'publishedVersion' | 'schedule' | 'links' | 'history',
];

export function isDropdownAction(value: unknown): value is DropdownAction {
  if (!isRecord(value)) return false;

  return (
    isString(value.id) &&
    (isNullish(value.parameters) || isRecord(value.parameters)) &&
    isString(value.label) &&
    isIcon(value.icon) &&
    (isNullish(value.active) || isBoolean(value.active)) &&
    (isNullish(value.alert) || isBoolean(value.alert)) &&
    (isNullish(value.disabled) || isBoolean(value.disabled)) &&
    (isNullish(value.closeMenuOnClick) || isBoolean(value.closeMenuOnClick)) &&
    (isNullish(value.rank) || isNumber(value.rank))
  );
}

export function isDropdownActionGroup(
  value: unknown,
): value is DropdownActionGroup {
  if (!isRecord(value)) return false;

  return (
    isString(value.label) &&
    isIcon(value.icon) &&
    isArray(value.actions, isDropdownAction) &&
    (isNullish(value.rank) || isNumber(value.rank))
  );
}

export function isDropdownActionOrGroupArray(
  value: unknown,
): value is Array<DropdownAction | DropdownActionGroup> {
  return isArray(
    value,
    (innerValue) =>
      isDropdownAction(innerValue) || isDropdownActionGroup(innerValue),
  );
}