#!/bin/sh

NAME='ibus'
VERSION='1.5.18'
ARCH=$(uname -m)
BUILD_DIR="/tmp/${NAME}_build"
OUTPUTDIR='/tmp/out'
SOURCEDIR="${BUILD_DIR}/source"

## build dependencies ##
# on i686, gobject-introspection depends on python2
# on x86_64, gobject-introspection depends on python3
#DEPS_i686='python3.5-dev.tcz'
#DEPS_x86_64='python3.6-dev.tcz'
#eval BUILD_DEPS="\$DEPS_${ARCH}"
#BUILD_DEPS="${BUILD_DEPS}
BUILD_DEPS="autogen-dev.tcz
automake.tcz
compiletc.tcz
ca-certificates.tcz
dconf-dev.tcz
gettext-dev.tcz
gnome-common.tcz
gobject-introspection-dev.tcz
gtk2-dev.tcz
gtk2-gir.tcz
gtk3-dev.tcz
gtk3-gir.tcz
gtk-doc.tcz
intltool.tcz
iso-codes.tcz
libnotify-dev.tcz
libxkbcommon-dev.tcz
qt-5.x-dev.tcz
squashfs-tools.tcz
vala-dev.tcz
xmlto.tcz
wayland-dev.tcz
"

echo tce-load -w $BUILD_DEPS
tce-load -w $BUILD_DEPS > /dev/null 2>&1
echo tce-load -i $BUILD_DEPS
tce-load -i $BUILD_DEPS > /dev/null 2>&1 || exit 1
rm -fr $OUTPUTDIR
mkdir -p $OUTPUTDIR

## get source ##
sudo rm -fr $BUILD_DIR
mkdir -p $BUILD_DIR && cd $BUILD_DIR || { echo Can not create $BUILD_DIR >&2; exit 1; }
[ $1 ] && tar xf ${1}/${NAME}-${VERSION}.tar.gz || {
  mkdir -p $SOURCEDIR
  [ -f ${SOURCEDIR}/${NAME}-${VERSION}.tar.gz ] || wget -P $SOURCEDIR https://github.com/ibus/ibus/releases/download/${VERSION}/ibus-${VERSION}.tar.gz
  tar xf ${SOURCEDIR}/${NAME}-${VERSION}.tar.gz
}
cd ${NAME}-${VERSION} || exit 1

# Fix an issue with deprecated schema entries:
sed -i 's@/desktop/ibus@/org/freedesktop/ibus@g' \
data/ibus.schemas.in \
data/dconf/org.freedesktop.ibus.gschema.xml.in

## compile flags ##
FLAGS_i686='-march=i486 -mtune=i686 '
FLAGS_x86_64='-mtune=generic '
eval CFLAGS="\$FLAGS_${ARCH}"
eval CXXFLAGS="\$FLAGS_${ARCH}"
CFLAGS="${CFLAGS}-Os -pipe -fno-exceptions -flto -fuse-linker-plugin"
CXXFLAGS="${CXXFLAGS}-Os -pipe -fno-exceptions -flto -fuse-linker-plugin -fno-rtti"
LDFLAGS="-Wl,-O1"
export CFLAGS CXXFLAGS LDFLAGS

## configure ##
## in case emoji is added in the future
# --with-unicode-emoji-dir=/usr/local/share/unicode/emoji \
# --with-emoji-annotation-dir=/usr/local/share/unicode/cldr/common/annotations \
./configure --prefix=/usr/local \
--sysconfdir=/usr/local/etc \
--libdir=/usr/local/lib \
--libexecdir=/usr/local/lib/ibus \
--enable-vala=yes \
--enable-python-library \
--enable-wayland \
--enable-static \
--enable-shared \
--enable-gtk-doc-html \
--disable-emoji-dict \
--disable-unicode-dict \
2> ${BUILD_DIR}/configure2 | tee ${BUILD_DIR}/configure1

## make ##
make -j 2> ${BUILD_DIR}/make2 | tee ${BUILD_DIR}/make1
make DESTDIR=${BUILD_DIR}/${NAME}-base install
[ $? != 0 ] && {
  echo Error occur, make install failed >&2
  exit 1
}

## strip ##
find ${BUILD_DIR}/${NAME}-base -type f -exec file {} + | \
grep 'not stripped' | cut -d : -f 1 | \
xargs strip --strip-unneeded

## packing up ##
cd ${BUILD_DIR}/${NAME}-base
## dev ##
EXT='-dev'
### Vala API file, depends on gir extension ###
mkdir -p ${BUILD_DIR}/${NAME}${EXT}/usr/local/share
mv usr/local/share/vala ${BUILD_DIR}/${NAME}${EXT}/usr/local/share
for dev in $(find . -name *.a -o -name *.la -o -name *.h -o -name *.m4 -o -name *.pc); do
  path=${dev#./}
  path=${path%/*}
  mkdir -p ${BUILD_DIR}/${NAME}${EXT}/$path
  mv $dev ${BUILD_DIR}/${NAME}${EXT}/$path
done 2> /dev/null

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz
printf 'libnotify-dev.tcz
dconf-dev.tcz
gnome-common.tcz
intltool.tcz
gettext-dev.tcz
gtk2-dev.tcz
gtk2-gir.tcz
gtk3-dev.tcz
gtk3-gir.tcz
iso-codes.tcz
vala-dev.tcz
wayland-dev.tcz
libxkbcommon-dev.tcz
gobject-introspection-dev.tcz
xmlto.tcz
qt-5.x-dev.tcz
' > ${OUTPUTDIR}/${NAME}${EXT}.tcz.dep

## gir ##
EXT='-gir'
for gir in $(find . -type d -name gir*); do
  path=${gir#./}
  path=${path%/*}
  mkdir -p ${BUILD_DIR}/${NAME}${EXT}/$path
  mv $gir ${BUILD_DIR}/${NAME}${EXT}/$path
done 2> /dev/null

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz
printf 'gsettings-desktop-schemas-gir.tcz
gtk3-gir.tcz
ibus.tcz
' > ${OUTPUTDIR}/${NAME}${EXT}.tcz.dep
[ "$ARCH" = "i686" ] && \
echo pygobject.tcz >> ${OUTPUTDIR}/${NAME}.tcz.dep || \
echo py3.6gobject.tcz >> ${OUTPUTDIR}/${NAME}.tcz.dep

## wayland ##
EXT='-wayland'
mkdir -p ${BUILD_DIR}/${NAME}${EXT}/usr/local/lib/ibus
mv ./usr/local/lib/ibus/ibus-wayland ${BUILD_DIR}/${NAME}${EXT}/usr/local/lib/ibus

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz
printf 'glib2.tcz
ibus.tcz
libxkbcommon.tcz
wayland.tcz
' > ${OUTPUTDIR}/${NAME}${EXT}.tcz.dep

## locale ##
EXT='-locale'
for locale in $(find . -name *.mo); do
  path=${locale#./}
  path=${path%/*}
  mkdir -p ${BUILD_DIR}/${NAME}${EXT}/$path
  mv $locale ${BUILD_DIR}/${NAME}${EXT}/$path
done 2> /dev/null

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz
echo ibus.tcz > ${OUTPUTDIR}/${NAME}${EXT}.tcz.dep

## gtk2 ##
EXT='-gtk2'
mkdir -p ${BUILD_DIR}/${NAME}${EXT}/usr/local/lib
mv usr/local/lib/gtk-2.0 ${BUILD_DIR}/${NAME}${EXT}/usr/local/lib
mkdir -p ${BUILD_DIR}/${NAME}${EXT}/usr/local/tce.installed

printf '#!/bin/sh
# GTK2
/usr/local/bin/gtk-query-immodules-2.0 --update-cache &
' > ${BUILD_DIR}/${NAME}${EXT}/usr/local/tce.installed/${NAME}${EXT}

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
sudo chown root:staff -R ${BUILD_DIR}/${NAME}${EXT}/usr/local/tce.installed
sudo chmod -R 775 ${BUILD_DIR}/${NAME}${EXT}/usr/local/tce.installed
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz
printf 'gtk2.tcz
ibus.tcz
' > ${OUTPUTDIR}/${NAME}${EXT}.tcz.dep

### optional stuff ###
### doc, man, bytecode, bash-completion ###
## doc ##
EXT='-doc'
mkdir -p ${BUILD_DIR}/${NAME}${EXT}/usr/local/share
mv ./usr/local/share/gtk-doc ${BUILD_DIR}/${NAME}${EXT}/usr/local/share

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz

## man ##
EXT='-man'
mkdir -p ${BUILD_DIR}/${NAME}${EXT}/usr/local/share
mv ./usr/local/share/man ${BUILD_DIR}/${NAME}${EXT}/usr/local/share

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz

## bytecode ##
EXT='-bytecode'
for bytecode in $(find . -name *.pyo -o -name *.pyc); do
  path=${bytecode#./}
  path=${path%/*}
  mkdir -p ${BUILD_DIR}/${NAME}${EXT}/$path
  mv $bytecode ${BUILD_DIR}/${NAME}${EXT}/$path
done

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz
echo ibus.tcz > ${OUTPUTDIR}/${NAME}${EXT}.tcz.dep

## site-packages ##
EXT='-python'
path=$(find . -name site-packages -type d)
path=${path#./}
path=${path%/*}
mkdir -p ${BUILD_DIR}/${NAME}${EXT}/${path%/*}
mv $path ${BUILD_DIR}/${NAME}${EXT}/${path%/*}
sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}${EXT}.tcz
echo ibus.tcz > ${OUTPUTDIR}/${NAME}${EXT}.tcz.dep

## base ##
EXT='-base'
# remove empty directory
find . -depth -type d -exec rmdir {} \; 2> /dev/null
mkdir -p usr/local/tce.installed

printf '#!/bin/sh
# GTK3
/usr/local/bin/gtk-query-immodules-3.0 --update-cache &
# ICON
/usr/local/bin/gtk-update-icon-cache -q -f -t /usr/local/share/icons/hicolor &
# DCONF
/usr/local/bin/dconf update &
# schemas
/usr/local/bin/glib-compile-schemas /usr/local/share/glib-2.0/schemas 2> /dev/null &
' > ${BUILD_DIR}/${NAME}${EXT}/usr/local/tce.installed/${NAME}

mkdir -p etc/profile.d etc/dconf/profile etc/dconf/db/ibus.d

printf 'export XMODIFIERS="@im=ibus"
export XIM="ibus"
export XIM_PROGRAM="/usr/local/bin/ibus-daemon"
export ICON="/usr/local/share/icons/hicolor/scalable/apps/ibus.svg"
export XIM_ARGS="-r --xim"
export PREFFERENCE_PROGRAM="/usr/local/bin/ibus-setup"
export SHORT_DESC="IBus"
export GTK_IM_MODULE="ibus"
[ -f /usr/local/lib/qt4/plugins/inputmethods/libqtim-ibus.so ] && export QT_IM_MODULE="ibus" || export QT_IM_MODULE="xim"
' > etc/profile.d/ibus.sh
ln -s /usr/local/etc/dconf/profile/ibus etc/dconf/profile
ln -s /usr/local/etc/dconf/db/ibus.d/00-upstream-settings etc/dconf/db/ibus.d

sudo chown root:root -R ${BUILD_DIR}/${NAME}${EXT}
sudo chown root:staff -R ${BUILD_DIR}/${NAME}${EXT}/usr/local/tce.installed
sudo chmod -R 775 ${BUILD_DIR}/${NAME}${EXT}/usr/local/tce.installed
mksquashfs ${BUILD_DIR}/${NAME}${EXT} ${OUTPUTDIR}/${NAME}.tcz
printf 'dconf.tcz
iso-codes.tcz
libnotify.tcz
' > ${OUTPUTDIR}/${NAME}.tcz.dep
[ "$ARCH" = "i686" ] && \
echo python.tcz >> ${OUTPUTDIR}/${NAME}.tcz.dep || \
echo python3.6.tcz >> ${OUTPUTDIR}/${NAME}.tcz.dep