125 lines
2.8 KiB
JavaScript
125 lines
2.8 KiB
JavaScript
import React from "react"
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import PropTypes from "prop-types"
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import { Helmet } from "react-helmet"
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import { useStaticQuery, graphql } from "gatsby"
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import ogThumbnail from "@images/og_thumbnail.png"
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function SEO({ description, lang, meta, title, pathname }) {
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const { site } = useStaticQuery(
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graphql`
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query {
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site {
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siteMetadata {
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title
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description
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siteUrl
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authorTwitter
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}
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}
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}
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`
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)
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const metaDescription = description || site.siteMetadata.description
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return (
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<Helmet
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htmlAttributes={{
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lang,
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}}
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title={title ?? site.siteMetadata.title}
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titleTemplate={title ? `%s | ${site.siteMetadata.title}` : "%s"}
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meta={[
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{
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name: `description`,
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content: metaDescription,
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},
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{
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property: `og:site_name`,
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content: site.siteMetadata.title,
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},
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{
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property: `og:title`,
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content: title,
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},
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{
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property: `og:description`,
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content: metaDescription,
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},
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{
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property: `og:url`,
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content: `${site.siteMetadata.siteUrl}${pathname}`,
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},
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{
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property: `og:image`,
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content: `${site.siteMetadata.siteUrl}${ogThumbnail}`,
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},
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{
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property: `og:image:width`,
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content: `400`,
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},
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{
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property: `og:image:height`,
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content: `400`,
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},
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{
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property: `og:image`,
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content: `website`,
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},
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{
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property: `og:locale`,
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content: `pl`,
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},
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{
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name: `twitter:creator`,
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content: site.siteMetadata.authorTwitter,
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},
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{
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name: `twitter:card`,
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content: `summary_large_image`,
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},
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{
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name: `twitter:title`,
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content: title,
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},
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{
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name: `twitter:description`,
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content: metaDescription,
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},
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{
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name: `twitter:url`,
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content: `${site.siteMetadata.siteUrl}${pathname}`,
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},
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{
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name: `twitter:image`,
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content: `${site.siteMetadata.siteUrl}${ogThumbnail}`,
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},
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{
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name: `twitter:image:alt`,
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content: site.siteMetadata.title,
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},
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].concat(meta)}
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>
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<link
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rel="canonical"
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content={`${site.siteMetadata.siteUrl}${pathname}`}
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></link>
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</Helmet>
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)
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}
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SEO.defaultProps = {
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lang: `pl`,
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meta: [],
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description: ``,
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}
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SEO.propTypes = {
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description: PropTypes.string,
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lang: PropTypes.string,
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meta: PropTypes.arrayOf(PropTypes.object),
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title: PropTypes.string.isRequired,
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}
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export default SEO
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