#!/bin/bash

#Fail script on first error encountered
set -e

# Check if there's enough mem to build
MEM=$(free -m | awk '/^Mem:/{print $2}')
if [ $MEM -lt 3942 ]; then
  echo "You don't have enough memory."
  echo "The build will probably fail."
  exit
else
  echo 'Memory seems fine'
fi

#Application/library versions built by this script.
SUPERCOLLIDER_VERSION=3.10.2
SC_PLUGINS_VERSION=3.10.0
AUBIO_VERSION=0.4.9
OSMID_VERSION=v0.6.7
RUGGED_VERSION=v0.28.2

#Internal definitions
SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
SP_APP_SRC=${SCRIPT_DIR}
SP_ROOT=${SP_APP_SRC}/../../../build
OSMID_DIR=${SP_APP_SRC}/../../server/native/linux/osmid

echo "This script has been tested on ubuntu 19.04."
echo "Please direct rage and suggestions to https://in-thread.sonic-pi.net/"

#Install dependencies for building supercollider, as well as qt5 and supporting libraries for gui
sudo apt-get install -y \
     g++ ruby ruby-dev pkg-config git build-essential libjack-jackd2-dev \
     libsndfile1-dev libasound2-dev libavahi-client-dev libicu-dev \
     libreadline-dev libfftw3-dev libxt-dev libudev-dev cmake libboost-dev \
     libqwt-qt5-dev libqt5svg5-dev qt5-qmake qt5-default \
     qttools5-dev qttools5-dev-tools qtdeclarative5-dev libqt5webkit5-dev \
     qtpositioning5-dev libqt5sensors5-dev qtmultimedia5-dev libffi-dev \
     libqt5opengl5-dev curl python erlang-base libqscintilla2-qt5-dev \
     qtwebengine5-dev libqt5websockets5-dev libssl-dev

### IF YOU HAVE PROBLEMS WITH qwt
#cd $SP_APP_SRC/../../../../
#wget 'http://downloads.sourceforge.net/project/qwt/qwt/6.1.2/qwt-6.1.2.tar.bz2'
#tar -xf qwt-6.1.2.tar.bz2
#cd qwt-6.1.2
#/usr/lib/x86_64-linux-gnu/qt5/bin/qmake qwt.pro
#make
#sudo make install
#sudo cp /usr/local/qwt-6.1.2/features/* /usr/lib/x86_64-linux-gnu/qt5/mkspecs/features/

### IF YOU HAVE PROBLEMS WITH qscintilla2
#cd $SP_APP_SRC/../../../../
#wget 'http://sourceforge.net/projects/pyqt/files/QScintilla2/QScintilla-2.9.2/QScintilla_gpl-2.9.2.tar.gz'
#tar -xf QScintilla_gpl-2.9.2.tar.gz
#cd QScintilla_gpl-2.9.2/Qt4Qt5/
#/usr/lib/x86_64-linux-gnu/qt5/bin/qmake qscintilla.pro
#make
#sudo make install

# Create build dir below sonic-pi root
mkdir -p ${SP_ROOT}

#Build supercollider from source
cd ${SP_ROOT}
git clone https://github.com/supercollider/supercollider.git || true
cd supercollider
git checkout Version-${SUPERCOLLIDER_VERSION}
git submodule init && git submodule update --init
mkdir -p build
cd build
cmake -DSC_EL=no ..
make
sudo make install
#This should install to /usr/local/

#Build sc3 plugins and install to /usr/local/ so supercollider can find them
cd ${SP_ROOT}
git clone https://github.com/supercollider/sc3-plugins.git || true
cd sc3-plugins
git checkout Version-${SC_PLUGINS_VERSION}
git submodule init && git submodule update --init
cp -r external_libraries/nova-simd/* source/VBAPUGens
mkdir -p build
cd build
cmake -DSC_PATH=${SP_ROOT}/supercollider -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Release ..
make
sudo make install

#Install libaubio (apt-get version is too old)
cd ${SP_ROOT}
git clone https://git.aubio.org/aubio/aubio/ || true
cd aubio
git checkout ${AUBIO_VERSION}
make getwaf
./waf configure
./waf build
sudo ./waf install

#Install osmid (for MIDI support)
cd ${SP_ROOT}
git clone https://github.com/llloret/osmid.git || true
cd osmid
git checkout ${OSMID_VERSION}
mkdir -p build
cd build
cmake ..
make
mkdir -p ${OSMID_DIR}
install m2o o2m -t ${OSMID_DIR}

#Build Erlang files
cd ${SP_APP_SRC}/../../server/erlang
#The current implementation of osc.erl uses Erlang features that require
#at least Erlang 19.1 to be installed. 16.04 LTS is currently at 18.3.
#If versions < 19.1 are installed, and we use the current code, the MIDI
#implementation breaks because the Erlang OSC router is failing.
ERLANG_VERSION=$(./print_erlang_version)
if [ -e "osc.erl.orig" ]; then
    # Handle, if the original file in the source tree ever gets updated.
    rm osc.erl.orig
    git checkout osc.erl
fi
if [[ "${ERLANG_VERSION}" < "19.1" ]]; then
    echo "Found Erlang version < 19.1 (${ERLANG_VERSION})! Updating source code."
    sed -i.orig 's|erlang:system_time(nanosecond)|erlang:system_time(nano_seconds)|' osc.erl
fi
erlc osc.erl
erlc pi_server.erl

# Fix Rugged
cd ${SP_APP_SRC}/../../server/ruby/vendor
if [ ! -d rugged-${RUGGED_VERSION} ]; then
    git clone -b ${RUGGED_VERSION} --recurse-submodules https://github.com/libgit2/rugged.git rugged-${RUGGED_VERSION}
    cd rugged-${RUGGED_VERSION}/vendor/libgit2
    mkdir -p build
    cd build
    cmake ..
fi
cd ${SP_APP_SRC}
sed -i "s/rugged-0.26.0/rugged-${RUGGED_VERSION}/g" ../../server/ruby/bin/compile-extensions.rb

# Fix SonicPi.pro
sed -i "s/-lqt5scintilla2/-lqscintilla2_qt5/g" SonicPi.pro

#Build sonic-pi server extensions, documentation, and binary.
cd ${SP_APP_SRC}
../../server/ruby/bin/compile-extensions.rb
../../server/ruby/bin/i18n-tool.rb -t
cp -f ruby_help.tmpl ruby_help.h
../../server/ruby/bin/qt-doc.rb -o ruby_help.h
lrelease SonicPi.pro
qmake -qt=qt5 SonicPi.pro
make