#!/bin/bash
#CsHeng @2014.10.23

SOURCE=
OUTPUTDIR=
CHNNAMES=
NAME=
VERSION=
EXTENSION=
METADIR=

printUsage()
{
    echo "USE DEFAULT VARIABLE"
#    exit 1
}

setDefaultVar()
{
	# default arguments for channel 0
	[ -z ${VERSION} ] && VERSION=4.2.1_update
	[ -z ${NAME} ] && NAME=ouwan
	[ -z ${CHNNAMES} ] && CHNNAMES=400
	# get current shell absolute dir
	CWD=$(dirname $(readlink -f $0))
	[ -z ${SOURCE} ] && SOURCE=${CWD}/../app/build/outputs/apk/app-release.apk
	[ -z ${OUTPUTDIR} ] && OUTPUTDIR=${CWD}/..
	[ -z ${EXTENSION} ] && EXTENSION=.nemoka
	[ -z ${METADIR} ] && METADIR=META-INF
}

while getopts :s:o:c:n:v:e: OPTION
do
    case ${OPTION} in
        	s)
            SOURCE=$OPTARG
            ;;
        	o)
            OUTPUTDIR=$OPTARG
            ;;
        	c)
            CHNNAMES=$OPTARG   
            ;;
 		  	n)
            NAME=$OPTARG
            ;;
		  	v)
            VERSION=$OPTARG
            ;;
        	e)
            EXTENSION=$OPTARG
            ;;
        	\?)
            printUsage
            ;;
    esac
done

setDefaultVar

${CWD}/../gradlew clean assembleRelease -x lint --parallel

mkdir -p ${METADIR}
mkdir -p ${OUTPUTDIR}

# spilt $CHNNAMES to array
IFS=',' read -ra CHNARRAY <<< ${CHNNAMES}

for i in ${CHNARRAY[@]}  
do
	DESTAPK=${OUTPUTDIR}/${NAME}_${VERSION}_${i}.apk
	CHNFILE=${METADIR}/$(echo ${i} | base64)${EXTENSION}
 	touch ${CHNFILE}
    cp ${SOURCE} ${DESTAPK}
	echo Compressed ${CHNFILE} to ${DESTAPK}
    zip -q -m ${DESTAPK} ${CHNFILE}
done
rm -r ${METADIR}

echo "done"