blowfish/layouts/partials/hero/thumbAndBackground.html

{{ $disableImageOptimization := site.Store.Get "disableImageOptimization" }}

{{/* === Background === */}}
{{ $useDefault := false }}
{{ $images := .Resources.ByType "image" }}
{{ $background := $images.GetMatch "*background*" }}
{{ $backgroundURL := "" }}

{{/* When the site-wide background canvas is active it already renders the
  default background image, so only fall back to it here when disabled. */}}
{{ if and (not (or $background $backgroundURL)) (not (site.Params.backgroundCanvas | default false)) }}
  {{ $default := site.Store.Get "defaultBackgroundImage" }}
  {{ if $default.url }}
    {{ $backgroundURL = $default.url }}
    {{ $useDefault = true }}
  {{ else if $default.obj }}
    {{ $background = $default.obj }}
    {{ $useDefault = true }}
  {{ end }}
{{ end }}

{{ if not (or $background $backgroundURL) }}
  {{ range slice "*cover*" "*thumbnail*" "*feature*" }}
    {{ if not $background }}{{ $background = $images.GetMatch . }}{{ end }}
  {{ end }}
{{ end }}

{{/* generate image URL if not hotlink */}}
{{ if not $backgroundURL }}
  {{ with $background }}
    {{ $backgroundURL = .RelPermalink }}
    {{ if not (or $disableImageOptimization (eq .MediaType.SubType "svg")) }}
      {{ $size := site.Store.Get "backgroundImageWidth" }}
      {{ $backgroundURL = (partial "functions/resize.html" (dict "resource" . "spec" $size)).RelPermalink }}
    {{ end }}
  {{ end }}
{{ end }}

{{/* === Featured === */}}
{{ $featured := "" }}
{{ $featuredURL := "" }}
{{ with partial "functions/feature-image.html" . }}
  {{ if or (strings.HasPrefix . "http:") (strings.HasPrefix . "https:") }}
    {{ if site.Params.hotlinkFeatureImage }}
      {{ $featuredURL = . }}
    {{ else }}
      {{ $featured = resources.GetRemote . }}
    {{ end }}
  {{ else }}
    {{ $featured = page.Resources.Get . }}
    {{ if not $featured }}
      {{ $featured = resources.Get . }}
    {{ end }}
  {{ end }}
{{ end }}

{{ if not (or $featured $featuredURL) }}
  {{ $images := $.Resources.ByType "image" }}
  {{ range slice "*feature*" "*cover*" "*thumbnail*" "*background*" }}
    {{ if not $featured }}{{ $featured = $images.GetMatch . }}{{ end }}
  {{ end }}
{{ end }}

{{ if not (or $featured $featuredURL) }}
  {{ $default := site.Store.Get "defaultFeaturedImage" }}
  {{ if $default.url }}
    {{ $featuredURL = $default.url }}
  {{ else if $default.obj }}
    {{ $featured = $default.obj }}
  {{ end }}
{{ end }}

{{/* generate image URL if not hotlink */}}
{{ if not $featuredURL }}
  {{ with $featured }}
    {{ $featuredURL = .RelPermalink }}
    {{ if not (or $disableImageOptimization (eq .MediaType.SubType "svg")) }}
      {{ $size := site.Store.Get "backgroundImageWidth" }}
      {{ $featuredURL = (partial "functions/resize.html" (dict "resource" . "spec" $size)).RelPermalink }}
    {{ end }}
  {{ end }}
{{ end }}

{{ $scope := .Scratch.Get "scope" }}
{{ $shouldBlur := $.Params.layoutBackgroundBlur | default (or
  (and ($.Site.Params.article.layoutBackgroundBlur | default true) (eq $scope "single"))
  (and ($.Site.Params.list.layoutBackgroundBlur | default true) (eq $scope "list"))
  (and ($.Site.Params.taxonomy.layoutBackgroundBlur | default true) (eq $scope "terms"))
  (and ($.Site.Params.term.layoutBackgroundBlur | default true) (eq $scope "term"))
  )
}}

{{ with $featuredURL }}
  <div class="overflow-hidden rounded-md h-36 md:h-56 lg:h-72 nozoom">
    <img
      src="{{ . }}"
      role="presentation"
      loading="eager"
      decoding="async"
      fetchpriority="high"
      class="w-full h-full nozoom object-cover"
      {{ with $.Params.imagePositionFeature }}style="object-position: {{ . }};"{{ end }} />
  </div>
{{ end }}


{{/* When the site-wide background canvas is active and this hero has no
  background image of its own, skip the fixed backdrop so the canvas shows
  through instead of the fade-to-neutral gradients. */}}
{{ if or $backgroundURL (not (site.Params.backgroundCanvas | default false)) }}
{{ $.Store.Set "suppressBackgroundCanvas" true }}
<div class="single_hero_background nozoom fixed inset-x-0 top-0 h-[800px]">
  {{ with $backgroundURL }}
    {{ $style := "" }}
    {{ $defaultPosition := cond $useDefault site.Params.imagePosition false }}
    {{ with $.Params.imagePosition | default $defaultPosition }}
      {{ $style = printf "object-position: %s;" . }}
    {{ end }}
    <img
      id="background-image-main"
      src="{{ . }}"
      role="presentation"
      loading="eager"
      decoding="async"
      fetchpriority="high"
      class="absolute inset-0 h-full w-full object-cover"
      {{ if $style }}style="{{ $style | safeCSS }}"{{ end }} />
  {{ end }}
  <div
    class="from-neutral absolute inset-0 bg-gradient-to-t to-transparent mix-blend-normal dark:from-neutral-800"></div>
  <div
    class="from-neutral to-neutral absolute inset-0 bg-gradient-to-t opacity-30 mix-blend-normal dark:from-neutral-800 dark:to-neutral-800 dark:opacity-60"></div>
</div>
{{ end }}

{{ if $shouldBlur | default false }}
  <div
    id="background-blur"
    class="fixed opacity-0 inset-x-0 top-0 h-full single_hero_background nozoom backdrop-blur-xl bg-neutral-100/75 dark:bg-neutral-800/60"></div>
  {{ $backgroundBlur := resources.Get "js/background-blur.js" }}
  {{ $backgroundBlur = $backgroundBlur | resources.Minify | resources.Fingerprint (.Site.Params.fingerprintAlgorithm | default "sha512") }}
  <script
    type="text/javascript"
    src="{{ $backgroundBlur.RelPermalink }}"
    integrity="{{ $backgroundBlur.Data.Integrity }}"
    data-blur-id="background-blur"
    data-image-id="background-image-main"
    {{ with $background }}data-image-url="{{ .RelPermalink }}"{{ end }}></script>
{{ end }}