#!/bin/bash

action=$(basename $0)
declare -a dirlist
logfile=/tmp/push_pull.log
rsync_options="--archive --perms --compress --delete-during --exclude=*.git* --exclude=git.code-workspace"

case "$(hostname)" in
  pistache|noix|noisette)
    dirlist=( /datas/workspace /datas/git /datas/P1 /datas/P2 /datas/P3 /datas/P4 /datas/P5 /datas/P6 /datas/P7 /datas/rebuild )
    ;;
  queensland)
    dirlist=( /datas/workspace /datas/git /datas/P1 /datas/P2 /datas/P3 /datas/P4 /datas/P5 /datas/P6 )
    ;;
  pecan)
    dirlist=( /datas/workspace /datas/git /datas/P1 /datas/P2 /datas/P3 /datas/P4 /datas/P5 )
    ;;
  eee)
    dirlist=( /datas/workspace /datas/git /datas/P1 /datas/P2 /datas/P3 )
    ;;
  mllse)
    dirlist=( /datas/P1/KEEPASS /datas/P1/PARENTS /datas/P2/*_THUOT /datas/P6/*_THUOT )
    ;;
  *)
    dirlist=( /datas/worspace )
    ;;
esac	

# dirlist=( /datas/P1 /datas/P2 /datas/P3 /datas/P4 /datas/P5 /datas/P6 /datas/P7 ) 

ask() {
    USER_ANSWER="?";
    while [ "x$USER_ANSWER" != "xno" -a "x$USER_ANSWER" != "xnon" -a "x$USER_ANSWER" != "xyes" -a "$USER_ANSWER" != "xoui" ] ; do
        echo -n "$1 $2 $3 ? [yes/no] "
        read -n 3 USER_ANSWER
        echo "";
    done
    if [ "x$USER_ANSWER" == "xyes" -o "x$USER_ANSWER" == "xoui" ] ; then
        return 0
    else
        return 1
    fi
}

echo "Snapshot git repositories (without history)"

case "$(hostname)" in
    noix)
  	[ -e ${logfile} ] && rm ${logfile}
        rsync --dry-run ${rsync_options} --exclude=*.terraform* --out-format="%B %l %M %f" /datas/git/* /datas/P1/git/ |tee ${logfile}
        if [ -s ${logfile} ]
	      then
	        if ask snapshot git repo /datas/git /datas/P1/git
	        then
            rsync --verbose ${rsync_options} --exclude=*.terraform* /datas/git/* /datas/P1/git/
	        fi
	      fi
    ;;
esac

echo "List of files differences from master"

for directory in ${dirlist[@]}
do
  echo "check ${directory}"
  [ -w ${directory} ] || ( echo "${directory} is not writable" && exit 3 )
  [ -e ${logfile} ] && rm ${logfile}
  case "${action}" in
    pull) 
      rsync --dry-run ${rsync_options} --out-format="%B %l %M %f" banana:${directory}/ ${directory} |tee ${logfile}
      [ -s ${logfile} ] || continue
      if ask rsync banana:${directory}/ ${directory} 
      then
        echo "rsync --verbose ${rsync_options} banana:${directory}/ ${directory}"
        rsync --verbose ${rsync_options} banana:${directory}/ ${directory}
      fi
      ;;
    push) 
      rsync --dry-run ${rsync_options} --out-format="%B %l %M %f" ${directory}/ banana:${directory} |tee ${logfile}
      [ -s ${logfile} ] || continue
      if ask rsync ${directory}/ banana:${directory} 
      then
        echo "rsync --verbose ${rsync_options} ${directory}/ banana:${directory}"
        rsync --verbose ${rsync_options} ${directory}/ banana:${directory}
      fi
      ;;
    *)
      echo "command ${command} is unknown ... push or pull ??"
      exit 2
      ;;
  esac
done