#! /bin/bash
# Last edited on 2003-02-05 02:57:07 by stolfi

usage="${0##*/} [-rm] ROOTDIR BATCHDIR RAWDIR  [ RAWNAME NEWNAME DISP COMMENT ] ... eob"

# Copies the  raw Mavica CD-300 images from 
# {ROOTDIR}/RAW/{DISKDIR}/{RAWNAME}.JPG to
# {ROOTDIR}/{DISP}/{BATCHDIR}/{NEWNAME}.jpg.
# 
# If "-rm" is given, the copies are removed instead.
# 
# The directory {DISP}/{BATCHDIR} is created if necessary.
# 
# The COMMENT argument is a string and it is ignored for now.

remove=0;
while ( [ $# -gt 0 ] && [ "/${1:0:1}" == "/-" ] ); do
  if [ "$1" == "-rm" ]; then
    remove=1; shift;
  else
    echo "usage: ${usage}"; exit 1;
  fi
done

if [ $# -lt 2 ]; then echo "usage: ${usage}"; exit 1; fi

rut="$1"; shift;
bat="$1"; shift;
dsk="$1"; shift;

groups=( ETC PRE TEC PUB )

echo "copying RAW/${dsk} -> {${groups[@]}}/${bat}"

if [ ! -d ${rut} ]; then echo "${rut} not found"; exit 1; fi
cd ${rut} 

# Ensure that directories exist:
if [ ! -d RAW/${dsk} ]; then
  echo "directory RAW/${dsk} does not exist"; exit 1
fi
for disp in ${groups[@]}; do
  if [ ! -d ${disp}/${bat} ]; then
    echo "creating directory ${disp}/${bat}"
    mkdir -p ${disp}/${bat}
  else
    echo "directory ${disp}/${bat} already exists"
  fi
done
  
function createcopy () {
  # Usage: createcopy RAWNAME NEWNAME DISP
  local lold="$1";
  local lnew="$2";
  local disp="$3"; 

  # echo "createcopy ${lold} ${lnew} ${disp}"

  local fold="RAW/${dsk}/${lold}"
  local fnew="${disp}/${bat}/${lnew}"

  # If the image is in the wrong PUB/ETC/TEC dir,
  # copy it to the correct one:
  for alt in ${groups[@]}; do
    if [ "${disp}" != "${alt}" ]; then 
      if [ -r ${alt}/${bat}/${lnew} ]; then
        mv -v ${alt}/${bat}/${lnew} ${fnew}
      fi
    fi
  done

  # Make the copy
  if [ ! -e ${fnew} ]; then
    cp -av ${fold} ${fnew}
  elif [ -f ${fnew} ]; then
    echo "${fnew} already exists"
  else
    echo "${fnew} already exists and is not a link"
  fi
  if [ ! -r ${fnew} ]; then
    echo "${fnew} seems broken"; exit 1
  fi
}
  
function refilecopy () {
  # Usage: refilecopy NEWNAME DISP
  local lnew="$1";
  local disp="$2"; 

  # echo "refilecopy ${lnew} ${disp}"

  local fnew="${disp}/${bat}/${lnew}"

  # If the image is in the wrong PUB/ETC/TEC dir,
  # copy it to the correct one:
  for alt in ${groups[@]}; do
    if [ "${disp}" != "${alt}" ]; then 
      if [ -r ${alt}/${bat}/${lnew} ]; then
        mv -v ${alt}/${bat}/${lnew} ${fnew}
      fi
    fi
  done

  if [ ! -r ${fnew} ]; then
    echo "${fnew} broken or missing"; exit 1
  fi
}

function removecopy () {
  local lnew="$1";

  # echo "removecopy ${lnew}"

  local disp="xxx";
  for disp in ${groups[@]}; do
    local fnew="${disp}/${bat}/${lnew}"
    if [ -e ${fnew} ]; then
      rm -v ${fnew}
    else
      echo "${fnew} doesnt exist"
    fi
  done
}
  
while [ $# -gt 1 ]; do
  if [ $# -lt 4 ]; then echo "usage: ${usage}"; exit 1; fi
  old="$1"; shift;
  new="$1"; shift;
  dsp="$1"; shift;
  cmt="$1"; shift;
  oldsm="${old%.*}-s.${old##*.}"
  newsm="${new%.*}-s.${new##*.}"
  oldic="${old%.*}-i.${old##*.}"
  newic="${new%.*}-i.${new##*.}"
  newno="${new%.*}-n.${new##*.}"
  if (( ${remove} )); then
    removecopy ${new}
    removecopy ${newsm}
    removecopy ${newic}
  else
    createcopy ${old} ${new} ${dsp} 
    createcopy ${oldsm} ${newsm} ${dsp} 
    createcopy ${oldic} ${newic} ${dsp} 
    ( refilecopy ${newno} ${dsp} ; echo ' ' )
  fi
done

if [ ! "$1" = "eob" ]; then echo "missing 'eob', found '$1'"; exit 1; fi