{{- $defaultConfig := .Site.Data.config.default.widgets.breadcrumbs -}}
{{- $configData := ( or .Site.Data.config.widgets.breadcrumbs $defaultConfig ) -}}
{{- $lang := .Site.Language.Lang -}}
{{- $config := ( ( index $configData $lang ) | default $configData ) -}}

{{- define "breadcrumbs_add_parents" -}}
  {{- .Scratch.Set "parent" .Page.Parent -}}
  {{- if eq .Page.Kind "term" -}}
    {{- .Scratch.Set "parent" ( .Page.Site.GetPage ( print "/" .Page.Data.Plural ) ) -}}
  {{- end -}}

  {{- $parent := ( .Scratch.Get "parent" ) -}}

  {{- if $parent -}}
    {{- if and ( ne $parent.Kind "home" ) ( not ( in .Config.excludeParents $parent.Type ) ) -}}
      {{- .Scratch.Add "crumbs" $parent -}}
    {{- end }}
    {{ template "breadcrumbs_add_parents" ( dict "Config" .Config "Page" $parent "Scratch" .Scratch ) }}
  {{- end -}}
{{- end -}}

{{- define "breadcrumbs" -}}
  {{- $crumbs := ( .Scratch.Get "crumbs" ) -}}
  {{- $length := len $crumbs -}}
  {{- $separator := .Config.separator -}}

  <style>.widget-breadcrumbs li:after{content:'{{- $separator | default "/" -}}'}</style>
  <section class='widget widget-breadcrumbs sep-after'>
    <nav id='breadcrumbs'>
      <ol>
        {{- range $i, $_ := $crumbs -}}
          {{- $crumb := ( index $crumbs ( sub $length ( add $i 1 ) ) ) -}}
          <li>
          {{- if lt ( add $i 1 ) $length -}}
            <a href='{{- $crumb.RelPermalink -}}'>
              {{- $crumb.LinkTitle -}}
            </a>
          {{- else -}}
            <span>
              {{- $crumb.LinkTitle -}}
            </span>
          {{- end -}}
          </li>
        {{- end -}}
      </ol>
    </nav>
  </section>
{{- end -}}

{{- $scratch := newScratch -}}

{{- $scratch.Set "crumbs" ( slice . ) -}}
{{- template "breadcrumbs_add_parents" ( dict "Config" $config "Page" . "Scratch" $scratch ) -}}
{{- if ne .Kind "home" -}}
  {{- $scratch.Add "crumbs" .Site.Home -}}
{{- end -}}

{{- template "breadcrumbs" ( dict "Config" $config "Scratch" $scratch ) -}}