weechatlogs

#!/usr/bin/env bash

set -euo pipefail

WEECHAT_LOGDIR="${HOME}/.weechat/logs"

archive_last_year() {
   local LAST_YEAR=$(date -d "now - 1 year" +"%Y")
   find "${WEECHAT_LOGDIR}/${LAST_YEAR}" -type f -iname "*.weechatlog" -exec xz {} \;
}

archive_last_month() {
   local LAST_MONTH=$(date -d "now - 1 month" +"%Y/%m")
   find "${WEECHAT_LOGDIR}/${LAST_MONTH}" -type f -iname "*.weechatlog" -exec xz {} \;
}

display_help() {
   echo "Archive WeeChat logs with xz"
   echo "Usage:"
   echo -e "\t$0 -m \t\tArchive last month"
   echo -e "\t$0 -y \t\tArchive last year"
   echo -e "\t$0 -h \t\tDisplay this message"
}

if [ $# -lt 1 ]; then
   echo "Argument required"
   display_help
   exit 0
fi

while getopts "myh" OPTIONS
do
   case "${OPTIONS}" in
      m)
         archive_last_month
         ;;
      y) 
         archive_last_year
         ;;
      h)
         display_help
         exit 0
         ;;
      # exit if argument is ommited
      :)
         display_help
         exit 1
         ;;
      # exit if illegal/unknown option is used
      *)
         display_help
         exit 1
         ;;
   esac
done