{{ $spectacles := $.Site.Data.agenda }}
{{ $annees := apply (apply (apply $spectacles "index" "." "date") "index" "." "timestamp") "truncate" 4 "" "." | uniq | sort | collections.Reverse }}

{{ range $annee := $annees }}
  <h2>Année {{ .}}</h2>
  <table class="table table-striped table-bordered">
    <thead>
      <tr><th>Date</th><th>Prestation</th><th>Prestataire</th><th>Lieu</th><th>Heure</th><th>Remarques</th></tr>
    </thead>
    <tbody>
    {{ range sort $spectacles "date.timestamp" "desc" }}
      {{ $curannee := .date.timestamp | truncate 4 "" }}
      {{ if eq $curannee $annee }}
          {{ partial "spectacle-ligne-tableau.html" . }}
      {{ end }}
    {{ end }}
    </tbody>
  </table> 
{{ end }}