import { Category, Service } from '@usercentrics/cmp-browser-sdk';

export type Navigation = {
  categorySlug?: string;
  serviceId?: string;
};

export type ContentData = {
  service?: Service;
  category?: Category;
  categories?: Category[];
};

export const getContentDataByNavigation = (categories: Category[], navigation: Navigation): ContentData => {
  if (navigation?.serviceId) {
    return {
      service: categories?.reduce((acc: Service | undefined, current: Category) => {
        return (
          acc ||
          current.services.find((service: Service) => {
            return service.id === navigation.serviceId;
          })
        );
      }, undefined),
    };
  }

  // Return category and all services on navigation to category.
  if (navigation?.categorySlug) {
    return {
      category: categories.find((category: Category) => {
        return category.slug === navigation.categorySlug;
      }),
    };
  }
  return { categories };
};

export const getCategoriesBySearch = (categories: Category[], search: string): Category[] => {
  if (!categories) {
    return [];
  }

  return categories.reduce((acc: Category[], current: Category) => {
    const filteredServices = current.services.filter((service: Service) => {
      return JSON.stringify(service).toLowerCase().includes(search.toLowerCase());
    });
    return filteredServices.length > 0 ? [...acc, { ...current, services: filteredServices }] : [...acc];
  }, []);
};