hooks-factory.ts

import { scrollPreset } from './scroll-preset';
import { HookSet, ModuleOptions } from './types';

export function cretateHooks<E>(options?: ModuleOptions<E>): HookSet<any> {
  if (!options) {
    return scrollPreset;
  }
  const hooks = {};
  if (options.preset) {
    Object.assign(hooks, options.preset);
  } else {
    Object.assign(hooks, scrollPreset);
  }
  Object.keys(options)
    .filter(key => key !== 'preset')
    .forEach(key => {
      hooks[key] = options[key];
    });
  return hooks as HookSet<any>;
}