seo.templ

package website

import (
	"time"
)

type PageInfo struct {
	RequestURI  string
	Title       string
	Description string
	Image       string
	ImageAlt    string

	Post *Post
}

templ seo(info PageInfo) {
	<title>{ info.Title }</title>
	<meta name="description" content={ info.Description }/>
	<link rel="canonical" href={ siteURL + info.RequestURI }/>
	// Open Graph.
	<meta property="og:title" content={ info.Title }/>
	<meta property="og:description" content={ info.Description }/>
	<meta property="og:url" content={ siteURL + info.RequestURI }/>
	if info.Post == nil {
		<meta property="og:type" content="website"/>
	} else {
		<meta property="og:type" content="article"/>
		for _, author := range info.Post.Authors {
			<meta property="article:author" content={ author.URL() }/>
		}
		for tag := range info.Post.Tags {
			<meta property="article:tag" content={ tag }/>
		}
		<meta property="article:published_time" content={ info.Post.Date.Format(time.RFC3339) }/>
	}
	<meta property="og:image" content={ info.Image }/>
	<meta property="og:image:alt" content={ info.ImageAlt }/>
	<meta property="og:locale" content="en_GB"/>
	<meta property="og:site_name" content="Verifa"/>
	// Schema Org.
	// TODO: fix this:
	// https://github.com/a-h/templ/issues/292#issuecomment-1805367649
	@SchemaOrgLDJSON()
	// Twitter.
	<meta name="twitter:card" content="summary_large_image"/>
	<meta name="twitter:site" content="@verifa_io"/>
	<meta name="twitter:creator" content="@verifa_io"/>
	<meta name="twitter:title" content={ info.Title }/>
	<meta name="twitter:description" content={ info.Description }/>
	<meta name="twitter:image" content={ info.Image }/>
	<meta name="twitter:image:alt" content={ info.ImageAlt }/>
}