#!/usr/bin/env bash


AUTOCONF=$(command -v autoconf)
AUTOMAKE=$(command -v automake)
LIBTOOL=$(command -v libtool)
LIBTOOLIZE=$(command -v libtoolize)
AUTORECONF=$(command -v autoreconf)
PKG_CONFIG=$(command -v pkg-config)

if test -z $AUTOCONF; then
    echo "autoconf is missing: please install it and try again"
    exit
fi

if test -z $AUTOMAKE; then
    echo "automake is missing: please install it and try again"
    exit
fi

if test -z $LIBTOOL && test -z $LIBTOOLIZE ; then
    echo "libtool and libtoolize is missing: please install it and try again"
    exit
fi

if test -z $AUTORECONF; then
    echo "autoreconf is missing: please install it and try again"
    exit
fi

if test -z $PKG_CONFIG; then
    echo "pkg-config is missing: please install it (apt-get install pkg-config) and try again"
    exit
fi

##########################################

TODAY=`date +%y%m%d`
MAJOR_RELEASE="5"
MINOR_RELEASE="7"
SHORT_VERSION="$MAJOR_RELEASE.$MINOR_RELEASE"
VERSION="$SHORT_VERSION.$TODAY"

if test -d ".git"; then
GIT_TAG=`git rev-parse HEAD`
GIT_DATE=`date +%Y%m%d`
GIT_RELEASE="$GIT_TAG:$GIT_DATE"
GIT_BRANCH=`git rev-parse --abbrev-ref HEAD | sed "s/heads\///g"`
else
GIT_RELEASE="$VERSION"
GIT_DATE=`date`
GIT_BRANCH=""
fi

if test -d "pro"; then
PRO_GIT_RELEASE=`cd pro; git log --pretty=oneline | wc -l`
PRO_GIT_RELEASE=${PRO_GIT_RELEASE//[[:blank:]]/}
PRO_GIT_DATE=`cd pro; git log --pretty=medium -1 | grep "^Date:" | cut -d " " -f 4-`
else
PRO_GIT_RELEASE=""
PRO_GIT_DATE=""
fi

cat configure.ac.in | sed \
    -e "s/@VERSION@/$VERSION/g" \
    -e "s/@SHORT_VERSION@/$SHORT_VERSION/g" \
    -e "s/@GIT_TAG@/$GIT_TAG/g" \
    -e "s/@GIT_DATE@/$GIT_DATE/g" \
    -e "s/@TODAY@/$TODAY/g" \
    -e "s/@GIT_RELEASE@/$GIT_RELEASE/g" \
    -e "s/@GIT_BRANCH@/$GIT_BRANCH/g" \
    -e "s/@PRO_GIT_RELEASE@/$PRO_GIT_RELEASE/g" \
    -e "s/@PRO_GIT_DATE@/$PRO_GIT_DATE/g" \
    > configure.ac

rm -f config.h config.h.in *~ #*

git submodule init
git submodule update --remote

# git submodule update --init --recursive

echo "Wait please..."
autoreconf -if
echo ""
echo "Now run ./configure"