#!/usr/bin/env bash

if [ $EUID != 0 ]; then
	echo "this script must be run as root"
	echo ""
	echo "usage:"
	echo "sudo "$0
	exit $exit_code
   exit 1
fi

ROOT=$(cd $(dirname $0); pwd -P)

apt-get update

GSTREAMER_VERSION=0.10
GSTREAMER_FFMPEG=gstreamer${GSTREAMER_VERSION}-ffmpeg

echo "detecting latest gstreamer version"
apt-cache show libgstreamer1.0-dev
exit_code=$?
if [ $exit_code = 0 ]; then
    echo selecting gstreamer 1.0
    GSTREAMER_VERSION=1.0
    GSTREAMER_FFMPEG=gstreamer${GSTREAMER_VERSION}-libav
fi

GTK_VERSION=2.0
echo "detecting latest gtk version"
apt-cache show libgtk-3-dev
exit_code=$?
if [ $exit_code = 0 ]; then
    echo selecting gtk 3
    GTK_VERSION=-3
fi



echo "installing OF dependencies"
apt-get install freeglut3-dev libasound2-dev libxmu-dev libxxf86vm-dev g++ libraw1394-dev libudev-dev libdrm-dev libglew-dev libopenal-dev libsndfile-dev libfreeimage-dev libcairo2-dev libfreetype6-dev libssl-dev libpulse-dev libusb-1.0-0-dev libgtk${GTK_VERSION}-dev libopencv-dev libassimp-dev librtaudio-dev libglfw3-dev liburiparser-dev libcurl4-openssl-dev libpugixml-dev brotli
exit_code=$?
if [ $exit_code != 0 ]; then
    echo "error installing dependencies, there could be an error with your internet connection"
    echo "if the error persists, please report an issue in github: http://github.com/openframeworks/openFrameworks/issues"
	exit $exit_code
fi

echo "installing gstreamer"
apt-get install libgstreamer${GSTREAMER_VERSION}-dev libgstreamer-plugins-base${GSTREAMER_VERSION}-dev  ${GSTREAMER_FFMPEG} gstreamer${GSTREAMER_VERSION}-pulseaudio gstreamer${GSTREAMER_VERSION}-x gstreamer${GSTREAMER_VERSION}-plugins-bad gstreamer${GSTREAMER_VERSION}-alsa gstreamer${GSTREAMER_VERSION}-plugins-base gstreamer${GSTREAMER_VERSION}-plugins-good
exit_code=$?
if [ $exit_code != 0 ]; then
	echo "error installing gstreamer, there could be an error with your internet connection"
    echo "if the error persists, please report an issue in github: http://github.com/openframeworks/openFrameworks/issues"
	exit $exit_code
fi

if [ -f /opt/vc/include/bcm_host.h ]; then
    echo "detected Raspberry Pi"
    echo "installing gstreamer omx"
    apt-get install  gstreamer${GSTREAMER_VERSION}-omx
fi

OS_CODENAME=$(cat /etc/os-release | grep VERSION= | sed "s/VERSION\=\"\(.*\)\"/\1/")

if [ "$OS_CODENAME" = "7 (wheezy)" ]; then
    echo "detected wheezy, installing g++4.8 for c++11 compatibility"
    apt-get install g++-4.8
    sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.6 20
    sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.8 50
    sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.6 20
    sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.8 50
fi

export LC_ALL=C
GCC_MAJOR_GT_4=$(expr `gcc -dumpversion | cut -f1 -d.` \> 4)
if [ $GCC_MAJOR_GT_4 -eq 1 ]; then
    echo
    echo
    echo "It seems you are running gcc 5 or later, due to incomatible ABI with previous versions"
    echo "we need to recompile poco. This will take a while"
    read -p "Press any key to continue... " -n1 -s

	sys_cores=$(getconf _NPROCESSORS_ONLN)
	if [ $sys_cores -gt 1 ]; then
		cores=$(($sys_cores-1))
	else
		cores=1
	fi

    DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
    cd ${DIR}/../../apothecary/apothecary
    ./apothecary -j${cores} update poco
fi

# Update addon_config.mk files to use OpenCV 3 or 4 depending on what's installed
addons_dir="$(readlink -f "$ROOT/../../../addons")"
$(pkg-config opencv4 --exists)
exit_code=$?
if [ $exit_code != 0 ]; then
	echo "Updating ofxOpenCV to use openCV3"
	sed -i -E 's/ADDON_PKG_CONFIG_LIBRARIES =(.*)opencv4(.*)$/ADDON_PKG_CONFIG_LIBRARIES =\1opencv\2/' "$addons_dir/ofxOpenCv/addon_config.mk"
else
	echo "Updating ofxOpenCV to use openCV4"
	sed -i -E 's/ADDON_PKG_CONFIG_LIBRARIES =(.*)opencv\s/ADDON_PKG_CONFIG_LIBRARIES =\1opencv4 /g' "$addons_dir/ofxOpenCv/addon_config.mk"
	sed -i -E 's/ADDON_PKG_CONFIG_LIBRARIES =(.*)opencv$/ADDON_PKG_CONFIG_LIBRARIES =\1opencv4/g' "$addons_dir/ofxOpenCv/addon_config.mk"
fi