import { SemanticPathService } from '@spartacus/core';
import { nullSafe } from 'fs-spartacus-common';
import { CmsInputTextFormData, LinkData } from '../teaser/fs-teaser.model';
import { FsLinkFactoryInterface, FsSearchLinkTemplate } from './fs-link.model';

/**
 * This class represents a link and allows the creation of search links.
 *
 * @export
 * @class FsSearchLink
 */
export class FsSearchLink implements FsLinkFactoryInterface<LinkData> {
  constructor(private link: FsSearchLinkTemplate, private semanticPathService: SemanticPathService) {}

  public create(): LinkData {
    if (this.link?.formData != null) {
      const { lt_search_term, lt_tooltip_text } = this.link.formData;
      if (lt_search_term != null) {
        return this.createSearchLink(lt_search_term, lt_tooltip_text);
      }
    }
  }

  private getLinkUrl(searchTerm: string | undefined): any[] | undefined {
    if (searchTerm != null && searchTerm.length > 0) {
      return this.semanticPathService.transform({
        cxRoute: 'search',
        params: { query: searchTerm },
      });
    }
  }

  private createSearchLink(ltSearchTerm: CmsInputTextFormData, ltTooltipText: CmsInputTextFormData): LinkData {
    const link: LinkData = {
      href: this.getLinkUrl(ltSearchTerm?.value),
      tooltip: nullSafe(ltTooltipText?.value, ''),
    };
    return link;
  }
}