#!/bin/bash

# Slackware build script for GoldenCheetah

# Copyright 2018-2021 Kyle Guinn <elyk03@gmail.com>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=goldencheetah
SRCNAM=GoldenCheetah
VERSION=${VERSION:-3.5}
BUILD=${BUILD:-4}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

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

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

DOCS="COPYING doc/user/GC3-Manual.pdf doc/user/GC3-FAQ.pdf"

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 $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.gz
cd $SRCNAM-$VERSION
chown -R root:root .
chmod -R u+w,go-w,a+rX-st .

# Fixes from release_3.5.0 branch.  0003 and 0004 contain images treated as
# text since `patch` doesn't decode git binary patches.  Comment them out if
# they won't apply.
patch -p1 < $CWD/patches/0001-SEGV-on-Overview-Chart.patch
patch -p1 < $CWD/patches/0002-View-on-Strava.patch
patch -p1 < $CWD/patches/0003-Compatible-with-Strava.patch
patch -p1 < $CWD/patches/0004-Connect-with-Strava.patch
patch -p1 < $CWD/patches/0005-3.5-BUILD-INCREMENT.patch

# GoldenCheetah statically links its own version of qwt, which is likely a fork
# from around version 6.1.0 or 6.1.1.  The build system uses -L/-l flags to
# refer to the static lib, but due to other -L flags and symlinked directories,
# it might find the system qwt instead.  Replace the flags with a filename.
sed -i 's|-L\(\$\${PWD}/\.\./qwt/lib\) -l\(qwtd\?\)|\1/lib\2.a|' src/src.pro

# Fixes for qwt and Qt5 compatibility.
patch -p1 < $CWD/patches/0001-Fix-Qwt-incompatibilities-with-Qt-5.15.0.patch

# Use the system levmar if available.
# Builtin copy is version 2.6 without lapack support.
# TODO:  Replace other builtins (qzip?, qxt, lmfit).
if [ -f /usr/include/levmar/levmar.h ]; then
  sed -i 's|\.\./levmar[^ ]* *||g'             src/src.pro
  echo "INCLUDEPATH += /usr/include/levmar" >> src/src.pro
  echo "LIBS += -llevmar"                   >> src/src.pro
fi

# We don't have a '-qt4' suffix on lrelease.
sed -i 's|\(lrelease\)-qt4|\1|' src/src.pro

# Copy the default config files, then modify them below.
cp qwt/qwtconfig.pri.in qwt/qwtconfig.pri
cp src/gcconfig.pri.in  src/gcconfig.pri

# Set up the build configuration.
sed -i 's|^#\(CONFIG += release\)\>|\1|'  src/gcconfig.pri
sed -i 's|^#\(QMAKE_LEX  = flex\)\>|\1|'  src/gcconfig.pri
sed -i 's|^#\(QMAKE_YACC = bison\)\>|\1|' src/gcconfig.pri

# Use -b y to force bison >= 3.7 to copy y.tab.h's contents into y.tab.cpp
# instead of #including it, since qmake's renaming to $base_yacc.{h,cpp}
# breaks the #include.
#echo "QMAKE_YACCFLAGS_MANGLE = -p $base -b y" >> src/gcconfig.pri
#echo "QMAKE_YACC_HEADER = y.tab.h"            >> src/gcconfig.pri
#echo "QMAKE_YACC_SOURCE = y.tab.cpp"          >> src/gcconfig.pri
# But that breaks parallel builds (multiple build steps produce temporary files
# with the same y.tab.{h,cpp} names).  Make the files available by both names.
sed -i 's|^#\(  QMAKE_MOVE =\).*|\1 ln -sf|' src/gcconfig.pri

# Enable optional dependencies found in stock Slackware.
sed -i 's|^#\(ICAL_INSTALL =\).*|\1 /usr|'        src/gcconfig.pri
sed -i 's|^#\(LIBUSB_INSTALL =\).*|\1 /usr|'      src/gcconfig.pri
sed -i 's|^#\(LIBUSB_USE_V_1 = true\)\>|\1|'      src/gcconfig.pri
sed -i 's|^#\(SAMPLERATE_INSTALL =\).*|\1 /usr|'  src/gcconfig.pri
sed -i 's|^#\(CONFIG   += link_pkgconfig\)\>|\1|' src/gcconfig.pri
sed -i 's|^#\(PKGCONFIG =\).*|\1|'                src/gcconfig.pri
sed -i 's|^#\(LIBZ_INCLUDE =\).*|\1|'             src/gcconfig.pri
sed -i 's|^#\(LIBZ_LIBS    = -lz\)\>|\1|'         src/gcconfig.pri
sed -i 's|^#\(HTPATH = \.\./httpserver\)\>|\1|'   src/gcconfig.pri
sed -i 's|^\(DEFINES += GC_VIDEO_NONE\)\>|#\1|'   src/gcconfig.pri
sed -i 's|^#\(DEFINES += GC_VIDEO_QT5\)\>|\1|'    src/gcconfig.pri
sed -i 's|^#\(DEFINES += NOWEBKIT\)\>|\1|'        src/gcconfig.pri

# Python support.  Regenerate the SIP files.
echo "DEFINES += GC_WANT_PYTHON"                             >> src/gcconfig.pri
echo "PYTHONINCLUDES = $(pkg-config --cflags python3-embed)" >> src/gcconfig.pri
echo "PYTHONLIBS = $(pkg-config --libs python3-embed)"       >> src/gcconfig.pri
make -C src/Python/SIP -f Makefile.hack clean
make -C src/Python/SIP -f Makefile.hack

# Optional KML support.
if pkg-config --exists libkml; then
  sed -i 's|^#\(KML_INSTALL =\).*|\1 /usr|' src/gcconfig.pri
fi

# Optional R support.
if pkg-config --exists libR; then
  sed -i 's|^#\(DEFINES += GC_WANT_R\)\>|\1|' src/gcconfig.pri
fi

qmake-qt5 \
  -recursive \
  QMAKE_CFLAGS_RELEASE="$SLKCFLAGS" \
  QMAKE_CXXFLAGS_RELEASE="$SLKCFLAGS" \

make
install -D -m0755 -s src/GoldenCheetah $PKG/usr/bin/GoldenCheetah
install -D -m0644 src/Resources/linux/51-garmin-usb.rules $PKG/lib/udev/rules.d/51-garmin-usb.rules

# Generate desktop icon set
convert -size 512x512 xc:none -fill white -draw "roundrectangle 15,16 487,486 52,52" \
  src/Resources/images/gc.png -compose Over -composite -crop 475x473+14+15\! logo.png
for RES in 16 22 24 32 48 64 128 256 512; do
  mkdir -p $PKG/usr/share/icons/hicolor/${RES}x${RES}/apps
  convert logo.png -resize ${RES}x${RES}\! $PKG/usr/share/icons/hicolor/${RES}x${RES}/apps/GoldenCheetah.png
done

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a $DOCS $PKG/usr/doc/$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