newcr.sh

#!/bin/bash
# Arg list: output file (cr-YYYY-MM-DD-SET.txt), rules file (WotC media)

# path to rules folder
rules_path="static/rules/"
# path to diffs folder
diffs="public/assets/cr-diffs"
#set codes
sets_file="static/res/sets.js"

try_fetch=$(curl https://magic.wizards.com/en/game-info/gameplay/rules-and-formats/rules | grep -o "htt.*\.txt")

#newCR=$(basename $try_fetch)
newCR= "static/rules/cr-2020-09-25-ZNR.txt"
# build the date from the filename
year=${newCR:(${#newCR}-12):4}
month=${newCR:(${#newCR}-8):2}
day=${newCR:(${#newCR}-6):2}
abbr=$(cat $sets_file | tail -n2 | grep -oP "(?<=\"[A-Z0-9]{3}")
new_rules_file="${rules_path}cr-${year}-${month}-${day}-${abbr}.txt"

#wget -O $new_rules_file $try_fetch

old_rules_file=$rules_path$(ls $rules_path -t | head -2 | tail -1)

#echo "NEW IS ${new_rules_file}"
#echo "OLD IS ${old_rules_file}"

if (cmp -s $new_rules_file $old_rules_file)
then
  rm $new_rules_file
  echo "Files matched, moving on."
  exit 1
else 
  old_set_abbr=$(echo $old_rules_file | cut -d"-" -f5 | cut -d"." -f1)
  old_set_name=$(grep -oP "\"$old_set_abbr\": \"\K[^\"]+" $sets_file)

  new_set_abbr=$(echo $new_rules_file | cut -d"-" -f5 | cut -d"." -f1)
  new_set_name=$(grep -oP "\"$new_set_abbr\": \"\K[^\"]+" $sets_file)
  echo "Diffing from ${old_set_name} (${old_set_abbr}) to ${new_set_name} (${new_set_abbr})..."
  # Diff 'em away boys
  python3 difftool/diff_rules.py "$old_rules_file" "$old_set_name" "$new_rules_file" "$rules_path$new_set_name"
  echo "Generating new rules for Southfall..."
  python3 /home/vill/Southfall/grab_rules.py "$new_rules_file"
fi