#!/bin/sh
set -x

CWD=$(pwd)

PRGNAM=$(basename $CWD)
VERSION=${VERSION:-$(date +%F | tr - .)}

BUILD=1

ARCH=$(uname -m)
LIBSUFFIX=$(echo $ARCH | grep -o "\(64\)")

TAG=gwh
OUTPUT=/tmp
TMP=/tmp/$TAG
PKG=$TMP/pkg-$PRGNAM

REPOSITORY=/home/installs/SlackBuilds/repositories/$PRGNAM

PREFIX=/usr

mkdir -p $TMP

# Cleaning
rm -fr $TMP/$PRGNAM $PKG

# Fetching sources
[ ! -e $REPOSITORY ] && git clone https://github.com/gwenhael-le-moine/x49gp.git $REPOSITORY
( cd $REPOSITORY && git pull )
VERSION="git_$( cd $REPOSITORY && git log -1 --format=%h_%ad --date=format:%Y.%m.%d )"
cp -R $REPOSITORY $TMP/$PRGNAM

# Preparation
cd $TMP/$PRGNAM
chown -R root:root .
find . \
     \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
     -exec chmod 755 {} \; -o \
     \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
     -exec chmod 644 {} \;

# Building
make
make sdcard

# Installing
mkdir -p $PKG$PREFIX/share/$PRGNAM
cp 4950_215.bin config.tmpl hp50g.png $PKG$PREFIX/share/$PRGNAM

mkdir -p $PKG$PREFIX/doc/$PRGNAM
cp README* config.tmpl flash-50g s3c2410-sram sdcard sram $PKG$PREFIX/doc/$PRGNAM

mv $PKG$PREFIX/doc/$PRGNAM/config.tmpl $PKG$PREFIX/doc/$PRGNAM/config
sed -i "s|image=hp50g.png|image=$PREFIX/share/$PRGNAM/hp50g.png|" $PKG$PREFIX/doc/$PRGNAM/config

mkdir -p $PKG$PREFIX/bin/
cp x49gp $PKG$PREFIX/bin/x49gp-bin
cp $CWD/bootstrap-config.sh $PKG$PREFIX/bin/x49gp-bootstrap-config
cat <<EOF > $PKG$PREFIX/bin/x49gp
#!/bin/sh

if [ ! -e ~/.x49gp/config ]; then
   echo "Please run x49gp-bootstrap-config first"
   exit
fi

x49gp-bin ~/.x49gp/config
EOF
chmod +x $PKG$PREFIX/bin/x49gp $PKG$PREFIX/bin/x49gp-bootstrap-config

# Cleaning
cd $PKG
find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null

find $PKG$PREFIX/man -type f -name "*.?" -exec gzip -9 {} \;

chown -R root:root .
find . \
     \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
     -exec chmod 755 {} \; -o \
     \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
     -exec chmod 644 {} \;

# Packaging
mkdir install
cat <<EOF > install/slack-desc
$PRGNAM: $PRGNAM (HP49/50 emulator)
$PRGNAM:
$PRGNAM: Emulator of the newer Hewlett Packard Handheld Calculator Models with ARM CPU
$PRGNAM: (HP49g+ HP50).
$PRGNAM:
$PRGNAM:
$PRGNAM: Post-installation setup:
$PRGNAM: $ x49gp-bootstrap-config
$PRGNAM:
$PRGNAM: https://sourceforge.net/projects/x49gp/
$PRGNAM: https://github.com/gwenhael-le-moine/x49gp
EOF

rm -f $PKG/{,usr/}lib$(uname -m | grep -o 64)/*.la
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$(echo $VERSION | tr -d '-')-$ARCH-$BUILD$TAG.txz