text: /**
   * SEO component that queries for data with
   *  Gatsby's useStaticQuery React hook
   *
   * See: https://www.gatsbyjs.org/docs/use-static-query/
   */
  
  import React from "react"
  import PropTypes from "prop-types"
  import Helmet from "react-helmet"
  import { useStaticQuery, graphql } from "gatsby"
  
  function SEO({ description, lang, meta, keywords, title }) {
    const { site } = useStaticQuery(
      graphql`
        query {
          site {
            siteMetadata {
              title
              description
              author
            }
          }
        }
      `
    )
  
    const metaDescription = description || site.siteMetadata.description
  
    return (
      <Helmet
        htmlAttributes={{
          lang,
        }}
        title={title}
        titleTemplate={`%s | ${site.siteMetadata.title}`}
        meta={[
          {
            name: `description`,
            content: metaDescription,
          },
          {
            property: `og:title`,
            content: title,
          },
          {
            property: `og:description`,
            content: metaDescription,
          },
          {
            property: `og:type`,
            content: `website`,
          },
          {
            name: `twitter:card`,
            content: `summary`,
          },
          {
            name: `twitter:creator`,
            content: site.siteMetadata.author,
          },
          {
            name: `twitter:title`,
            content: title,
          },
          {
            name: `twitter:description`,
            content: metaDescription,
          },
        ]
          .concat(
            keywords.length > 0
              ? {
                  name: `keywords`,
                  content: keywords.join(`, `),
                }
              : []
          )
          .concat(meta)}
      />
    )
  }
  
  SEO.defaultProps = {
    lang: `en`,
    meta: [],
    keywords: ["lost", "found", "foster", "kittens", "davis", "sacramento", "uc davis"],
    description: `A nonprofit group to rescue orphaned kittens and help them find forever homes`,
  }
  
  SEO.propTypes = {
    description: PropTypes.string,
    lang: PropTypes.string,
    meta: PropTypes.arrayOf(PropTypes.object),
    keywords: PropTypes.arrayOf(PropTypes.string),
    title: PropTypes.string.isRequired,
  }
  
  export default SEO
  