package main

// colophonComponent renders the editorial colophon (footer). Subscribe stub,
// link list, and ISSN are all optional. The stub is a non-functional stand-in
// for this build pass — the spec lists the colophon as a footer with a
// subscribe stub, but signup wiring is out of scope.
templ colophonComponent(data ColophonData) {
	<div class="editorial-wide editorial-colophon" data-block="editorial:colophon">
		if data.ShowSignup {
			<div class="mb-4">
				<div class="editorial-section-label mb-1">{ "Subscribe" }</div>
				<form class="flex gap-2 max-w-md">
					<input type="email" placeholder="you@example.com" class="flex-1 px-3 py-1 border editorial-hairline" aria-label="Email address"/>
					<button type="submit" class="editorial-button">{ "Subscribe" }</button>
				</form>
			</div>
		}
		if len(data.Links) > 0 {
			<nav aria-label="Footer">
				<ul class="flex flex-wrap gap-x-4 gap-y-1">
					for _, link := range data.Links {
						<li>
							<a href={ templ.SafeURL(linkHref(link.URL)) } class="editorial-button" style="border:0;padding:0;letter-spacing:0.05em;">
								{ link.Text }
							</a>
						</li>
					}
				</ul>
			</nav>
		}
		if data.ISSN != "" {
			<div class="mt-3">
				<span class="editorial-colophon-issn">{ "ISSN " }{ data.ISSN }</span>
			</div>
		}
	</div>
}

// linkHref returns "#" for empty URLs so the rendered href is always valid.
func linkHref(u string) string {
	if u == "" {
		return "#"
	}
	return u
}