import { some } from 'min-dash';

/**
 * Is an element of the given BPMN type?
 *
 * @param  {djs.model.Base|ModdleElement} element
 * @param  {string} type
 *
 * @return {boolean}
 */
export function is(element: any, type: any) {
  var bo = getBusinessObject(element);

  return bo && typeof bo.$instanceOf === 'function' && bo.$instanceOf(type);
}

/**
 * Return true if element has any of the given types.
 *
 * @param {djs.model.Base} element
 * @param {Array<string>} types
 *
 * @return {boolean}
 */
export function isAny(element: any, types: any) {
  return some(types, function (t: any) {
    return is(element, t);
  });
}

/**
 * Return the business object for a given element.
 *
 * @param  {djs.model.Base|ModdleElement} element
 *
 * @return {ModdleElement}
 */
export function getBusinessObject(element: any) {
  return (element && element.businessObject) || element;
}

/**
 * Return the di object for a given element.
 *
 * @param  {djs.model.Base} element
 *
 * @return {ModdleElement}
 */
export function getDi(element: any) {
  return element && element.di;
}