schnippets/correct_weeknumbers.sh

#!/usr/bin/env bash

# Print out the correct week number with rollover

WEEKNUM=$(printf %02d $(($(date +"%U" -d "next saturday") + $(if [ "$(date +"%A" -d "$(date +"%Y")-01-01")" == "Sunday" ]; then echo "0"; else echo "1"; fi))))

echo ${WEEKNUM}

#$ for year in 20{19..31}; do for month_day in "1-1" "12-25"; do for day in {0..6}; do if [ $(date -d "${year}-${month_day} + ${day} day" +"%u") == 6 ]; then echo "$(printf %02d $(($(date +"%U" -d "${year}-${month_day} + ${day} day") + $(if [ "$(date +"%A" -d "${year}-01-01")" == "Sunday" ]; then echo "0"; else echo "1"; fi)))) - $(date -d "${year}-${month_day}")"; fi; done; done; done
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