#! /usr/bin/env bash
# :mode=shellscript:

# short script for building Mobicents docs and ensuring
# necessary files for JDocBook (all-*) are updated
# for usage, call ./build_docs.bash without any arguments

# EXAMPLES:

# mkbk test
#    ...means: run xmllint on all books, looking for the first that does not build

#   make CONDITION="mob" html-single-en-US
#       BECOMES
#   mkbk jss mob html-single-en-US

#   make CONDITION="jbcp" html-single-en-US
#       BECOMES
#   mkbk jss jbcp html-single-en-US

# JDocBook Reference (ignore this):
#   mvn compile -Denv.DOCNAME="SIP_Servlets_Server_User_Guide" -Phtml_single

echo "Arg 1 [\$BK] (codename of book OR simply 'test'): $1"; BK=$(echo $1 | tr '[:upper:]' '[:lower:]')
echo "Arg 2 [\$COND] (CONDITION): $2"; COND=$(echo $2 | tr '[:upper:]' '[:lower:]')
echo -n "Arg 3 (pass-through arg; 3rd arg to 'make', if exists): "; THIRD="$3"; echo $THIRD
echo -n "Arg 4 (pass-through arg; 4th arg to 'make', if exists): "; FOURTH="$4"; echo $FOURTH
echo -n "Arg 5 (pass-through arg; 5th arg to 'make', if exists): "; FIFTH="$5"; echo $FIFTH
echo "-------------------------------------------------"

pre="[MKBK] "

ALL_BKS="jss ms sss sps pig plat"
ALL_CONDS="mob jbcp"

PLAT="Platform_User_Guide"
PIG="Platform_Installation_Guide"
JSS="JAIN_SLEE_Server_User_Guide"
MS="Media_Server_User_Guide"
SSS="SIP_Servlets_Server_User_Guide"
SPS="SIP_Presence_Service_User_Guide"

set_docname() {
	case $BK in
		"plat") DOCNAME="$PLAT";;
		"pig" ) DOCNAME="$PIG";;
		"jss" ) DOCNAME="$JSS";;
		"ms" ) DOCNAME="$MS";;
		"sss") DOCNAME="$SSS";;
		"sps") DOCNAME="$SPS";;
	esac
}

test() {
	for bk in "jss" "ms" "sss" "sps" "pig" "plat" # $PLAT $PIG $JSS $MS $SPS
	do
		BK=$bk
		set_docname
		cmd = "mkbk $bk jbcp xml-en-US &>/dev/null"

		echo -n "$pre"; echo "DOCNAME is $DOCNAME"
		echo -n "$pre"; echo "Calling:"; echo ""
		echo -n "$pre"; echo "	$cmd"

		eval $cmd

		if [  $? -ne 0 ]; then
			echo -n "$pre"; echo "$bk is failing to build! Run!"
			exit 1
		else
			echo -n "$pre"; echo "$DOCNAME builds correctly."
			echo -n "$pre"; echo "*****************************"
		fi
	done
	echo -n "$pre"; echo "All books build correctly. Throw a party!"
	exit 0
}

rm_tmp() {
	if [[ -e Makefile ]]; then
		if [[ -e pom.xml ]]; then
			if [[ -e tmp ]]; then
				echo -n "$pre"; echo "Removing 'tmp'..."
				rm tmp -fr
			fi
		fi
	fi
}

build_bk() {
	rm_tmp
	set_docname
	cmd="make DOCNAME=$DOCNAME CONDITION=$COND $THIRD $FOURTH $FIFTH"
	echo -n "$pre"; echo "DOCNAME is '$DOCNAME'"
	echo -n "$pre"; echo "Calling:"; echo ""
	echo -n "$pre"; echo "	$cmd"
	eval $cmd

	if [ $? -ne 0 ]; then
		echo -n "$pre"; echo "$DOCNAME did not build!"
		exit 1
	else
		if [ "$COND" = "mob" ]; then
			echo -n "$pre"; echo "Removing 'en-US/all-$DOCNAME.xml'..."
			rm "en-US/all-$DOCNAME.xml"
			echo -n "$pre"; echo "Copying 'tmp/en-US/xml/$DOCNAME.xml' to 'en-US/all-$DOCNAME.xml'..."
			xmllint --postvalid --noent --xinclude "tmp/en-US/xml/$DOCNAME.xml" > "en-US/all-$DOCNAME.xml"
		fi
		echo -n "$pre"; echo "$DOCNAME built. Exiting successfully."
		exit 0
	fi
}

# TEST ARGUMENTS
chk_BK_arg() {
	if [ "$BK" = "" ]; then
		echo -n "$pre"; echo "***************************************"
		echo -n "$pre"; echo "Error: the BK argument must either represent a book or be 'test'"
		echo -n "$pre"; echo "  A possible argument for the BK OPTION is one of : $ALL_BKS"
		echo -n "$pre"; echo "***************************************"
		exit 1
	fi
}

chk_COND_arg() {
	if [ "$COND" != "mob" -a "$COND" != "jbcp" ]; then
		echo -n "$pre"; echo "***************************************"
		echo -n "$pre"; echo "Error: the second argument must be one of these conditions: $ALL_CONDS"
		echo -n "$pre"; echo "***************************************"
		exit 1
	fi
}

dispatch() {
	chk_BK_arg
	if [ "$BK" = "test" ]; then
		test
	fi
	chk_COND_arg

	build_bk
}

dispatch