#!/bin/sh

DIR=.vee
FIND=`which find`

SORT_NEW_FIRST='sort -t. -nr'
SORT_OLD_FIRST='sort -t. -n'
SORT="$SORT_NEW_FIRST"
STRIPEXT=0
USEFIND=0
FINDOPTS=
MAXDEPTH=1

 die_error()
{ 
  echo "$1"
  exit 1
}

 die_cleanly()
{ 
  exit 0
}

 usage() 
{
  man veefind
}

while getopts 'd:hF:M:rx' option; do
    case $option in
    d) if [ -d "$OPTARG" ]; then
         cd "$OPTARG"
       else
         echo "$OPTARG" is not a directory!
         die_cleanly
       fi
       ;;
    F) USEFIND=1 #use find with custom opts
       FINDOPTS="$OPTARG"
       ;;
    M) MAXDEPTH="$OPTARG"
       ;;
    r) SORT=$SORT_OLD_FIRST  # list in reverse post order
       ;;
    x) STRIPEXT=1 #strip .raw from output
       ;;
    h) usage # some help page
       die_cleanly
       ;;
    esac
done

 read_config()
{ if [ -e ./.veerc ]; then
    . ./.veerc
  fi
} 

 get_sorted()
{
    $FIND $DIR -maxdepth $MAXDEPTH -name "*.raw" | $SORT
}

 get_title()
{
    TITLE=$(head -n 3 "$1" | tail -n 1)
    echo "$TITLE"
}

 get_date()
{
    DATE=$(head -n 1 "$1")
    echo "$DATE"
}

#-- main program body

#-- read config, $(pwd)/.veerc (happens after "-d" so it's consistent
#--      with how bin/vee does it)
read_config   

for f in $(get_sorted); 
do
    # title is the 3rd line
    TITLE=$(get_title "$f")

    # full date string (not epoch) is the first line
    DATE=$(get_date "$f")

    if [ 1 -eq $STRIPEXT ]; then
      echo "${f%\.*}"
    else 
      echo "$f"
    fi
done