{{- $category := .category }}{{ $units := .units }}{{ $available := partial "available-units.html" (dict "category" $category "units" $units) }}{{ $url := "" }}{{ if gt (len $available) 0 }}{{ $firstUnit := "" }}{{ $secondUnit := "" }}{{ range $u, $_ := $available }}{{ if eq $firstUnit "" }}{{ $firstUnit = $u }}{{ else if eq $secondUnit "" }}{{ $secondUnit = $u }}{{ end }}{{ end }}{{ $url = printf "/%s-in-%s/" $firstUnit $secondUnit }}{{ end }}{{- $url -}}