{{ define "main" }}
{{ $pages := .Pages }}
{{ $year := .Title}}
{{ $all_pages := where .Site.RegularPages "Type" "in" (slice "posts")   }}
{{ $all_pages = sort $all_pages  "Date" }}

{{ $previous_year := "" }}
{{ $next_year := "" }}
{{ range $all_pages }}
  {{ if lt (dateFormat "2006" .Params.Date)  $year }}
    {{ $previous_year =  dateFormat "2006" .Params.Date }}
  {{ end }}
{{ end }}
{{ range ( sort $all_pages "Date" "desc" ) }}
  {{ if gt (dateFormat "2006" .Params.Date)  $year }}
    {{ $next_year = dateFormat "2006" .Params.Date }}
  {{ end }}
{{ end }}

{{ partial "navigation-bar.html"  ( dict "context" . "items"  (slice "years" ) )}}

{{ $next := printf "../%s"  $next_year }}
{{ $previous := printf "../%s"  $previous_year }}

<article class="cf pa3 pa4-m pa4-l">
  <div class="mw8 center flex justify-between">
    <div>
      {{ if ne $previous_year "" }}
        <a href="{{ $previous }}" class="{{ .Site.Params.background_color_class | default "bg-black" }} tc link f5 grow no-underline dib hover-white white-80 pl3 pr3  pt2 pb2">
          < {{ $previous_year }} 
        </a> 
      {{ end }}
    </div>
    <div>
      {{ if ne $next_year "" }}
        <a href="{{ $next }}" class="{{ .Site.Params.background_color_class | default "bg-black" }} tc link f5 grow no-underline dib hover-white white-80 pl3 pr3 pt2 pb2">
          {{ $next_year }} >
        </a> 
      {{ end }}
    </div>
  </div>

{{ $total_distance := 0 }}
{{ $total_ascent := 0 }}
{{ $total_nr_of_tours := 0 }}

{{ range  .Pages }}
  {{ $act_ascent:= int .Params.ascent_m }}
  {{ $total_ascent = add $act_ascent $total_ascent  }}

  {{ $act_distance:= int .Params.distance_km }}
  {{ $total_distance = add $act_distance $total_distance  }}

  {{ $total_nr_of_tours = add 1 $total_nr_of_tours  }}
{{ end }}

  <div class="measure-wide-l center f4 lh-copy nested-copy-line-height nested-links nested-img mid-gray">      
      <p>Touren des Jahres {{ .Title }}!</p>
      {{ partial "statistic-summary.html" ( dict "total_nr" $total_nr_of_tours "distance" $total_distance "ascent" $total_ascent ) }}
    </div>
  </article>
  <div class="mw8 center">    
    <section class="flex-ns flex-wrap justify-around mt5">
      {{ range  .Pages }}
        <div class="relative w-100  mb4 bg-white">
          {{ partial "summary-with-thumbnail.html" . }}
        </div>
      {{ end }}
    </section>
  </div>
{{ end }}