#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | www.openfoam.com
#    \\/     M anipulation  |
#-------------------------------------------------------------------------------
#     Copyright (C) 2016-2017 OpenFOAM Foundation
#     Copyright (C) 2020 OpenCFD Ltd.
#------------------------------------------------------------------------------
# License
#     This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
#
# Script
#     foamNewFunctionObject
#
# Description
#     Create directory with source and compilation files for a new function
#     object
#
#------------------------------------------------------------------------------
Script=${0##*/}
DIR="$WM_PROJECT_DIR/etc/codeTemplates/functionObject"

usage() {
    while [ "$#" -ge 1 ]; do echo "$1"; shift; done
    cat<<USAGE
Usage: $Script [-h | -help] <functionObjectName>

* Create directory with source and compilation files for a new function object
  <functionObjectName> (dir)
  - <functionObjectName>.H
  - <functionObjectName>.C
  - IO<functionObjectName>.H
  - Make (dir)
    - files
    - options
  Compiles a library named lib<functionObjectName>FunctionObject.so in
  \$FOAM_USER_LIBBIN:
  $FOAM_USER_LIBBIN
USAGE
    exit 1
}

case "$1" in
(-h | -help*)
    usage
    ;;
-*)
    usage "$1 is not a valid option/filename"
    ;;
esac

[ "$#" -eq 1 ] || usage "Wrong number of arguments"
[ -d "$1" ] && usage "$1 directory already exists, aborting..."

NAME=$1
YEAR=$(date +%Y)

echo "Creating function object code directory $NAME" && mkdir $NAME
for F in $(ls ${DIR}/*.*)
do
    FILE=$(basename $F | sed "s#FUNCTIONOBJECT#${NAME}#g")
    sed -e "s#FUNCTIONOBJECT#${NAME}#g" \
        -e "s#YEAR#${YEAR}#g" \
        ${F} > ${NAME}/${FILE}
done

echo "Creating Make subdirectory" && mkdir $NAME/Make
sed "s#FUNCTIONOBJECT#${NAME}#g" ${DIR}/Make/files > $NAME/Make/files
cp ${DIR}/Make/options $NAME/Make

#------------------------------------------------------------------------------