#!/bin/bash

aList=""
aHost=""
# default ssh port
aPort="22"

step_10_info() { echo "Update remote(s) [CMDLIST] <USER:HOST>"; }
step_10_alias() { ALIAS="send"; }
step_10() {
  aList=$2
  aHost=$3
  # Set port only if not empty
  if [ ! -z "$4" ] || [ "$4" != "" ]; then
    aPort=$4
  fi
  parseList $aList
  saveReturn $?
  endReturn
}

# parseList [CMDFILE]
# Parse a list to transfer files and/or execute commands on one or different hosts
#
# List format
# [COMMAND h,f,u]|[STRING]|[STRING2]
#   COMMAND   h|H|host   - Change user@host:port for the following ssh/scp commands
#             f|F|file   - Source- and destination file path combination
#             u|U|update - Execute command on the remote host
#
#   STRING    h - user@host
#             f - source file path
#             u - shell command string
#
#   STRING2   h - port
#             f - destination file path
#             u - not used
#
parseList() {
  if [ -z "$1" ] || [ ! -f "$1" ]; then
    if [ -z "$1" ] || [ "$1" == "" ] ; then
      echo " [E] No Command list found"
    else
      echo " [E] Command list not found: $1"
    fi
    if [ ! -z "$1" ] && [ $DRY == 0 ] && [ $QUIET == 0 ] ; then
      read -p "     Create template there y/[n]? " answer
      case "$answer" in
        y|Y)
          addConf -s "$listFileTemplate" "$1"
          ;;
        *)
          ;;
      esac
    fi
    return 1
  fi
  echo " [I] Parsing $1 ..."
  while IFS='|' read -r lcmd lsrc ldst; do
    case "$lcmd" in
      h|H|host)
        aHost="$lsrc"
        if [ ! -z "$ldst" ] || [ "$ldst" != "" ]; then
          aPort=$ldst
        else
          # Set port (back) to default in case no port is given
          # after previous change
          aPort=22
        fi
        echo Host update: ${aHost}:$aPort
        ;;
      f|F|file)
        if [ -z "$aHost" ] || [ "$aHost" == "" ]; then
          echo " [E] No host found"
          return 1
        fi
        echo "scp -p $aPort $lsrc ${aHost}:$ldst"
        ;;
      u|U|update)
        if [ -z "$aHost" ] || [ "$aHost" == "" ]; then
          echo " [E] No host found"
          return 1
        fi
        echo "ssh -p $aPort $aHost $lsrc"
        ;;
      *)
        continue
        ;;
    esac
  done < "$1"
}

listFileTemplate="# following files are send to host given on command line
f|/sourcedir/sourcefile|/destdir/destfile
f|/sourcedir/sourcefile|/destdir/destfile
# host and port are changed for the following files
h|user@host2|port2
f|/sourcedir/sourcefile|/destdir/destfile
f|/sourcedir/sourcefile|/destdir/destfile
u|/destdir/updatescript.sh
# host is changed and port set to default 22 for the following files
h|user@host
f|/sourcedir/sourcefile|/destdir/destfile
f|/sourcedir/sourcefile|/destdir/destfile
u|/destdir2/update.sh"

VERSION_SEQREV=5
. sequencer.sh