#!/bin/bash

# Slackware build script for the game Speed Dreams
# written by powtrix (@gmail.com)

PRGNAM=speed-dreams
VERSION=${VERSION:-2.2.2_r6553}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

SRCVERSION=$(echo $VERSION | tr _ -)

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
mkdir -p $PRGNAM-$VERSION
cd $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-src-base-$SRCVERSION.tar.xz
tar xvf $CWD/$PRGNAM-src-hq-cars-and-tracks-$SRCVERSION.tar.xz
tar xvf $CWD/$PRGNAM-src-more-hq-cars-and-tracks-$SRCVERSION.tar.xz
tar xvf $CWD/$PRGNAM-src-wip-cars-and-tracks-$SRCVERSION.tar.xz

chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

# Thanks fedora
patch -p0 < $CWD/speed-dreams-params-conversion.patch

mkdir build
cd build

cmake \
  -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
  -DCMAKE_BUILD_TYPE:STRING=Release \
  -DCMAKE_INSTALL_PREFIX:STRING=/usr \
  -DCMAKE_PREFIX_PATH:STRING=/usr \
  -DOPTION_OFFICIAL_ONLY:BOOL=ON \
  -DOPTION_DEBUG:BOOL=OFF ..
make
make install DESTDIR=$PKG
cd -

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | \
  grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2>/dev/null || true

mv $PKG/usr/{share/,}man

find $PKG/usr/man -type f -exec gzip -9 {} \;

mkdir -p $PKG/usr/share/pixmaps
cp $CWD/$PRGNAM.xpm $PKG/usr/share/pixmaps

mkdir -p $PKG/usr/share/applications
cp $CWD/$PRGNAM.desktop $PKG/usr/share/applications

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
mv $PKG/usr/share/games/speed-dreams-2/{CHANGES,COPYING,INSTALL,README}.txt \
$PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh  > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n  $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}