Search engines works hard to understand the content of a page. We can help them by providing explicit clues about the meaning of a page by including structured data on the page. Structured data is a standardized format for providing information about a page and classifying the page content.

• Google
  • Document
  • Test your implementation

• Schema.org

• Article
• Breadcrumb
• Course list
• COVID-19 announcement
• Dataset
• Education Q&A
• Event
• Fact check
• FAQ
• Job posting
• Local business
• Logo
• Movie carousel
• Review snippet
• Software App
• Sitelinks search box
• Video

npm i seo-jsonld --save

• Artical

  • Method Name: artical
  • Input Format: ArticalStructuredData | Array<ArticalStructuredData>

• Breadcrumb

  • Method Name: breadCrump
  • Input Format: BreadcrumbStructureData | Array<BreadcrumbStructureData>

• Course List

  • Method Name: course
  • Input Format: CourseStructureData | Array<CourseStructureData>

• COVID-19 announcement

  • Method Name: covid19
  • Input Format: Covid19StructuredData | Array<Covid19StructuredData>

• Dataset

  • Method Name: dataSet
  • Input Format: DatasetStructureData | Array<DatasetStructureData>

• Education Q&A

  • Method Name: educationalQA
  • Input Format: EducationalQAStructuredData | Array<EducationalQAStructuredData>

• Event

  • Method Name: event
  • Input Format: EventStructuredData | Array<EventStructuredData>

• Fact Check

  • Method Name: factCheck
  • Input Format: FactCheckStructuredData | Array<FactCheckStructuredData>

• FAQ

  • Method Name: faq
  • Input Format: FAQStructuredData | Array<FAQStructuredData>

• Job Posting

  • Method Name: jobPosting
  • Input Format: JobPostingStructureData | Array<JobPostingStructureData>

• Learning Video

  • Method Name: learningVideo
  • Input Format: LearningVideoStructuredData | Array<LearningVideoStructuredData>

• Local business

  • Method Name: localBusiness
  • Input Format: LocalBusinessStructuredData | Array<LocalBusinessStructuredData>

• Logo

  • Method Name: logo
  • Input Format: LogoStructuredData | Array<LogoStructuredData>

• Movie

  • Method Name: movie
  • Input Format: Array<MovieStructuredData>

• Review

  • Method Name: review
  • Input Format: ReviewStructuredData | Array<ReviewStructuredData>

• Sitelinks Search

  • Method Name: searchBox
  • Input Format: SearchBoxStructuredData

• Software App

  • Method Name: softwareApplication
  • Input Format: SoftwareApplicationStructureData | Array<SoftwareApplicationStructureData>

• Video

  • Method Name: video
  • Input Format: VideoStructureData | Array<VideoStructureData>

  import { SeoJsonLd, appendToHeadElement } from 'seo-jsonld';
  import { StructureDataType } from 'seo-jsonld/dist/types/types';

  export class JsonLdConverter {

    private jsonLd = new SeoJsonLd();

    loadData(data: any, type: StructureDataType): void {
      const map = {
        "artical": this.jsonLd.artical,
        "course": this.jsonLd.course,
        "covid-19": this.jsonLd.covid19,
        "dataset": this.jsonLd.dataSet,
        "educational-qa": this.jsonLd.educationalQA,
        "event": this.jsonLd.event,
        "fact-check": this.jsonLd.factCheck,
        "faq": this.jsonLd.faq,
        "job-posting": this.jsonLd.jobPosting,
        "learning-video": this.jsonLd.learningVideo,
        "local-business": this.jsonLd.localBusiness,
        "logo": this.jsonLd.logo,
        "movie": this.jsonLd.movie,
        "review": this.jsonLd.review,
        "search-box": this.jsonLd.searchBox,
        "software-application": this.jsonLd.softwareApplication,
        "video": this.jsonLd.video
      };
      const result = map[type](data);
      // To attach to the document open below line
      // appendToHeadElement({ data: result, document, type });
    }

  }