/bin/csp

#!/bin/env ksh 
# 
# Copyright (C) 2011 Young, Fey <fey.young@gmail.com>
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
# 
# SCRIPT: csp
# AUTHOR: Young, Fey <fey.young@gmail.com>
# DATE:   2011-3-13
#
# PURPOSE: create a scala project
#  
# set -n # Uncomment to check syntax without execution
#
# set -x # Uncomment to debug
#
######################### FILES AND VARIABLES #############################
. ~/.xmeta/xmeta.conf

author=$xmeta_user
package_name=$xmeta_user
junit_filename=`junit_filename`
scala_version=latest
init_version=0.1
code_name=
############################## FUNCTIONS ##################################
function usage {
    echo "Usage: csp [options] project_name"
    echo "Options:"
    echo "  -l,                 select license (gpl3 by default)"
    echo "  -n code_name,       project (code) name"
    echo "  -p package,         package (system username by default)"
    echo "  -a author,          author name (system username by default)"
    echo "  -e email,           email of author"        
    echo "  -u junit ver,       version of JUnit (junit 4.8 by default)"
    echo "  -v version,         init ver of the project (0.1 by default)"
    echo "  -s scala version,   version of groovy (latest by default)"
    echo "  -c compatibility,   source compatibility (1.6 by default)"
    echo "  -h,                 print this message and exit"
}

################################# MAIN ####################################
 
if (( $# == 0 ))
then
    usage
    exit 1
fi

while getopts "l:n:p:a:e:u:v:s:c:h" arg
do
    case $arg in
        l)
        license=$OPTARG
        ;;
        n)
        code_name=$OPTARG
        ;;
        p)
        package_name=$OPTARG
        ;;
        a)
        author=$OPTARG
        ;;
        e)
        email=$OPTARG
        ;;
        s)
        scala_version=$OPTARG
        ;;
        u)
        junit_filename="junit-$OPTARG.jar"
        ;;
        m)
        main_class=$OPTARG
        ;;
        v)
        init_version=$OPTARG
        ;;
        c)
        source_compatibility=$OPTARG
        ;;
        h)
        usage
        exit 0
        ;;
        *)
        usage
        exit 1
        ;;
    esac
done

shift $(($OPTIND - 1))

if [ -z $code_name ]
then
    code_name=$1
fi

export source_compatibility project_name code_name license package_name author scala_version junit_filename init_version main_class email 


# create default project folder structure
if [ -s $1 ]
then
    echo "$1 already exists, please run from a clean directory"
    exit 2
fi

mkdir $1

if (( $? != 0 ))
then
    echo "cannot create directory '$1', check the file name or permission"
fi

cd $1

pkg_path=`pkg2path $package_name`

for t in main test
do
    mkdir -p src/$t/scala/$pkg_path
    mkdir -p src/$t/resources
done

# create .xmeta
cat > .xmeta << EOF
project_name=$1
code_name="$code_name"
license=$license
package_name=$package_name
author="$author"
email=$email
scala_version=$scala_version
junit_filename=$junit_filename
source_compatibility=$source_compatibility
init_version=$init_version
EOF

# create build.gradle
gradle_template=scala.lib

cast $XMETA_HOME/templates/$gradle_template --nolicense > build.gradle

# copy library files
mkdir lib
cp $SCALA_HOME/../scala-$scala_version/lib/scala-library.jar lib
cp $SCALA_HOME/../scala-$scala_version/lib/scala-compiler.jar lib
if [ ! -z $common_classpath ]
then
    cp $common_classpath/*.jar lib
    cp $common_classpath/junit/$junit_filename lib
fi

# attach license
cast $XMETA_HOME/templates/license/$license > LICENSE

# End of script