ccs

#!/usr/bin/fish

set last (ls _posts/ | sort | tail -1)

if test (count $argv) -eq 2
  set mm $argv[2]
  set yyyy $argv[1]
  set firstFriday (cal $mm $yyyy | awk -v mm=$mm -v yyyy=$yyyy '/Fr/{getline;if(NF==1){getline;}printf("%04d-%02d-%02d",yyyy,mm,$(NF-1));}')
  set lastNum (string sub --start 15 --length 3 $last | sed 's/^0*//')
  set nextNum (printf "%03d" (calc "$lastNum + 1"))
  set next "_posts/$firstFriday-ccs$nextNum.md"
  set monthName (LC_TIME=en_US.utf8 date -d {$yyyy}{$mm}01 "+%B")
  set firstFridayShort (string sub --start 9 --length 2 $firstFriday | sed 's/^0*//')
  switch $firstFridayShort
    case 1
      set nn "st"
    case 2
      set nn "nd"
    case 3
      set nn "rd"
    case '*'
      set nn "th"
  end
  echo "Last: $last"
  
  if test -f $next
    echo "$next already exists"
  else
    touch $next
    echo "$next created"
    echo "---" >> $next
    echo "img: \"$nextNum.jpg\"" >> $next
    echo "---" >> $next
    echo "" >> $next
    echo "# **$monthName $firstFridayShort$nn, Stammtisch #$nextNum**" >> $next
  end
else
  echo "Usage: addCCS year month"
  echo "Last = $last"
end