setup

#!/bin/sh

# --- Stops the script if errors are encountered. ---
set -e
# ---
#
# --- Based Off of/Ripped from https://github.com/FasterMelee/FasterMelee-installer/ Thank you Faster Melee Team!
# ---

if [ -f "./setup" ] && [ -z "${IN_NIX_SHELL++}" ]; then
	echo "You are running a hosted copy of the script. Please *delete the local file 'setup'* and run"
	echo ""
	echo "sh -c \"\$(curl -Ls https://github.com/Birdthulu/FPM-Installer/raw/master/setup)"
	echo ""
	echo "to ensure you have the latest version!"
	exit
fi

# --- Attempts to determine the number of cores in the CPU. ---
# Source: https://gist.github.com/jj1bdx/5746298
# Linux and similar...
CPUS=$(getconf _NPROCESSORS_ONLN 2>/dev/null)
# FreeBSD and similar...
[ -z "$CPUS" ] && CPUS=$(getconf NPROCESSORS_ONLN)
# Solaris and similar...
[ -z "$CPUS" ] && CPUS=$(ksh93 -c 'getconf NPROCESSORS_ONLN')
# Give up...
[ -z "$CPUS" ] && CPUS=1
# ---

# --- define custom config links here!
FPPVERSION="" # name of FPP version, used in folder name
COMMITHASH="" # full commit hash 
GITCLONELINK="" # Version of Ishiiruka
CONFIGLINK="" # Packed configs, can be found under config/ or config/legacy/
# ---

# --- delete all "FasterProjectPlus" folders filled with incomplete installations
echo ""
echo "Attempting to delete incomplete installations of FPP..."
for f in FasterProjectPlus*; do
	if [ -d "${f}" ] && [ ! -d "$f/bin" ]; then
		echo "Found incomplete installation at $f/, deleting."
		rm -rf "$f" # is incomplete if bin/ doesn't exist
	fi
done
# ---

# --- ask if you want to delete all remaining FPP* folders
echo ""
echo "Would you like to overwrite ALL of your previous installations? (y/N)"
read -r RESP
if [ "$RESP" = "y" ] || [ "$RESP" = "Y" ]; then
	echo "Are you sure? This action is not reversible! (y/N)"
	read -r RESP
	if [ "$RESP" = "y" ] || [ "$RESP" = "Y" ] ; then
		rm -rf FasterProjectPlus*/
		echo "Deleted all FPP folders!"
	fi
else
	echo "No changes made!"
fi
# ---

# --- ask if the user is on Ubuntu 20.04 or a derivative
echo ""
echo "Are you running Ubuntu 20.04 or downstream distribution? This applies a patch allowing the installer to work. (y/N)"
read -r RESP
if [ "$RESP" = "y" ] || [ "$RESP" = "Y" ]; then
	echo "Applying patch!"
	UBPATCH=1
else
	echo "Will not apply patch."
	UBPATCH=0
fi
# ---


# --- if custom links aren't defined, prompt to choose a version
if [ -z "$FPPVERSION" ] || [ -z "$COMMITHASH" ] || [ -z "$GITCLONELINK" ] || [ -z "$CONFIGLINK" ]; then #ORs used to ensure everything filled out
	echo ""
	echo "Which version of Faster Project Plus would you like to install? (default: 1)"
	echo "1.) 2.2 (Latest version)"
	echo "2.) 2.15"
	read -r RESP
	if [ "$RESP" -eq 2 ] 2> /dev/null; then
		FPPVERSION="2.15"
		CONFIGNAME="fppconfig"
		COMMITHASH="d6800a124dbba118e297188900d07adfea661b87"
		CONFIGLINK="https://github.com/Birdthulu/FPM-Installer/raw/master/config/$FPPVERSION-$CONFIGNAME.tar.gz"
		GITCLONELINK="https://github.com/Birdthulu/Ishiiruka"
		SdCardFileName="ProjectPlusSdCard215.tar.gz"
		SdCardDlHash="0anckw4hrxlqn5i"
		SdCardLink="http://www.mediafire.com/file/$SdCardDlHash/$SdCardFileName/file"
	else
		FPPVERSION="2.2"
		CONFIGNAME="fppconfig"
		COMMITHASH="4aa077433453fcd06d28b66a52f6f939c46254c9"
		CONFIGLINK="https://github.com/Birdthulu/FPM-Installer/raw/master/config/$FPPVERSION-$CONFIGNAME.tar.gz"
		GITCLONELINK="https://github.com/Birdthulu/Ishiiruka"
		SdCardFileName="ProjectPlusSdCard22.tar.gz"
		SdCardDlHash="m4lxtm1uu64odl7"
		SdCardLink="http://www.mediafire.com/file/$SdCardDlHash/$SdCardFileName/file"
	fi
	echo "Installing version $FPPVERSION!"
else
	echo ""
	echo "Attempting to install version $FPPVERSION!"
fi

# Set FOLDERNAME based on FPP version
FOLDERNAME="FasterProjectPlus-${FPPVERSION}"

# --- check for previously installed version, ask if overwrite is wanted
if [ -d "$FOLDERNAME" ]; then
	echo "
	FPP Folder with same version found! Would you like to overwrite? (y/N)"
	read -r RESP
	if [ "$RESP" = "y" ] || [ "$RESP" = "Y" ]; then
		echo "Are you sure? This action is not reversible! (y/N)"
		read -r RESP
		if [ "$RESP" = "y" ] || [ "$RESP" = "Y" ] ; then
			rm -r "$FOLDERNAME"
			echo "Deleted!"
		else
			echo "Quitting!"
			exit
		fi
	else
		echo "Quitting!"
		exit
	fi
fi
# ---


# --- prompt to install adapter support
echo "
Would you like to install udev rules for your Wii U adapter? (y/N) (Necessary for reduced-lag direct adapter connection)"
read -r RESP
if [ "$RESP" = "y" ] || [ "$RESP" = "Y" ]; then
	if [ ! -z "${IN_NIX_SHELL++}" ]; then
		echo "please add services.udev.extraRules = ''"
		echo 'SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", ATTRS{idVendor}=="057e", ATTRS{idProduct}=="0337", MODE="0666";'
		echo 'SUBSYSTEMS=="usb", ATTRS{idVendor}=="1209", ATTRS{idProduct}=="2300", SYMLINK+="model01", ENV{ID_MM_DEVICE_IGNORE}:="1", ENV{ID_MM_CANDIDATE}:="0";'
		echo 'SUBSYSTEMS=="usb", ATTRS{idVendor}=="1209", ATTRS{idProduct}=="2301", SYMLINK+="model01", ENV{ID_MM_DEVICE_IGNORE}:="1", ENV{ID_MM_CANDIDATE}:="0";'
		echo "'';"
	else
		sudo rm -f /etc/udev/rules.d/51-gcadapter.rules # remove even if doesn't exist
		echo 'SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device", ATTRS{idVendor}=="057e", ATTRS{idProduct}=="0337", MODE="0666"' | sudo tee /etc/udev/rules.d/51-gcadapter.rules > /dev/null # pipe to write-protected file, remove STDOUT
		sudo udevadm control --reload-rules
		echo "Rules added!"
	fi
else
	echo "No changes made!"
fi
# ---

# --- prompt to queue shortcut creation for later
echo "
Would you like to make a desktop shortcut? (Y/n)"
read -r RESP
if [ ! "$RESP" = "n" ] && [ ! "$RESP" = "N" ]; then
	SHORTCUTBOOL=1
	echo "Desktop shortcut queued!"
else
	SHORTCUTBOOL=0
	echo "No changes made!"
fi
# ---

# --- prompt for -j flag (# of cores utilized)
echo ""
echo "CPU Threads detected: $CPUS"
echo "How many threads would you like to use to compile? (passed to make as -j flag, default: $CPUS, range: 1 - $(( CPUS )))"
read -r RESP
if [ "$RESP" -ge 1 ] 2> /dev/null && [ "$RESP" -le $((CPUS + 1)) ] 2> /dev/null; then
	CPUS=$RESP 
else
	CPUS=$CPUS
fi
echo "Using $CPUS thread(s)!"
# ---

# --- enter folder, download and extract needed files
echo ""
mkdir "$FOLDERNAME" && cd "$FOLDERNAME"
echo "Downloading config files..."
curl -LO# $CONFIGLINK
echo "Extracting config files..."
tar -xzf "$FPPVERSION-$CONFIGNAME.tar.gz" --checkpoint-action='exec=printf "%d/410 records extracted.\r" $TAR_CHECKPOINT' --totals
rm "$FPPVERSION-$CONFIGNAME.tar.gz"
echo ""
echo "Downloading tarball..."
curl -LO# "$GITCLONELINK/archive/$COMMITHASH.tar.gz"
echo "Extracting tarball..."
tar -xzf "$COMMITHASH.tar.gz" --checkpoint-action='exec=printf "%d/12130 records extracted.\r" $TAR_CHECKPOINT' --totals
rm "$COMMITHASH.tar.gz"
echo "" #spacing
mv "Ishiiruka-$COMMITHASH" Ishiiruka
cd Ishiiruka

# --- Patch tarball to display correct hash to other netplay clients
echo "Patching tarball..."
sed -i "s|\${GIT_EXECUTABLE} rev-parse HEAD|echo ${COMMITHASH}|g" CMakeLists.txt  # --set scm_rev_str everywhere to actual commit hash when downloaded
sed -i "s|\${GIT_EXECUTABLE} describe --always --long --dirty|echo FM v$FPPVERSION|g" CMakeLists.txt # ensures compatibility w/ netplay
sed -i "s|\${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD|echo HEAD|g" CMakeLists.txt
# ---

# --- Patch DiscExtractor.h
echo "Patching DiscExtractor.h"
sed -i "s|#include <optional>|#include <optional>\n#include <string>|g" Source/Core/DiscIO/DiscExtractor.h
# ---

# --- Patch wxWidgets3 for Ubuntu 20.04
if [ "$UBPATCH" -eq 1 ]; then
	echo "Patching wxWidgets3 for Ubuntu 20.04 based distros"
	sed -i "s| OR NOT X11_Xinerama_FOUND||g" Externals/wxWidgets3/CMakeLists.txt
	sed -i "s|needs Xinerama and|needs|g" Externals/wxWidgets3/CMakeLists.txt
	sed -i "s|\t\t\${X11_Xinerama_LIB}||g" Externals/wxWidgets3/CMakeLists.txt
else
	echo "Skipping patch for Ubuntu 20.04 based distros"
fi
# ---


# --- move wx files into source
cp Externals/wxWidgets3/include/wx Source/Core/ -r
cp Externals/wxWidgets3/wx/* Source/Core/wx/ 
# ---

# --- move necessary config files into the build folder
echo "Adding FPP config files..."
mkdir build && cd build
mv ../../Binaries .
mv ../Data/ishiiruka.png Binaries/
# ---

# --- cmake and compile
echo "cmaking..."
if [ ! -z "${IN_NIX_SHELL++}" ]; then
	cmake .. -DLINUX_LOCAL_DEV=true -DGTK2_GLIBCONFIG_INCLUDE_DIR=${glib}/lib/glib-2.0/include -DGTK2_GDKCONFIG_INCLUDE_DIR=${gtk2}/lib/gtk-2.0/include -DGTK2_INCLUDE_DIRS=${gtk2}/lib/gtk-2.0 -DENABLE_LTO=True -DCMAKE_INSTALL_PREFIX=/usr
else
	cmake .. -DLINUX_LOCAL_DEV=true -DCMAKE_INSTALL_PREFIX=/usr
fi
echo "Compiling..."
make -j $CPUS -s
# ---

# --- Download the sd card tarball, extract it, move it to proper folder, and delete tarball
# credit to https://superuser.com/a/1517096 superuser.com user Zibri
echo "Downloading sd card"
url=$(curl -Lqs0 "$SdCardLink" | grep "href.*download.*media.*"| grep "$SdCardFileName" | cut -d '"' -f 2)

echo "Attempting with Axel";
if [ -x "$(command -v axel)" ]; then
	axel "$url" -a -n $CPUS; 
elif [ -x "$(command -v aria2c)" ]; then
	echo "Axel command failed, dependency may be missing, attempting with aria2c";
	aria2c -x$CPUS "$url"
else
 echo "Axel and Aria2c command failed, dependency may be missing, reverting to slowest way possible";
 wget "$url"
fi

echo "Extracting sd card"
tar -xzf "$SdCardFileName" --checkpoint-action='exec=printf "%d/12130 records extracted.\r" $TAR_CHECKPOINT' --totals
mv "sd.raw" "Binaries/User/Wii/sd.raw"
rm "$SdCardFileName"
# ---

# --- Delete created files and old symlinks, isolate Binaries to their own folder
echo "Cleaning up..."
cd ../..
mv Ishiiruka/build/Binaries/ bin/
rm -rf Ishiiruka # -f required to remove git history
rm -f ../launch-faster-project-plus # -f required if shortcuts do not exist
rm -f ../launch-fpp
# # ---

# --- Get Main path and Set Up path variables for config/Dolphin.ini 
echo "Setting config paths"
MainDir=$(pwd)"/bin"
LauncherDir="$MainDir/Launcher"
GamesDir="$MainDir/Games"
SDPath="$MainDir/User/Wii/sd.raw"
IsoPath="$GamesDir/RSBE01.iso"
ConfigPath="$MainDir/User/Config/Dolphin.ini"
# ---

# --- Set LauncherDir, GamesDir, SdCardPath, and Default ISO path in config/Dolphin.ini
sed -i -e "s|LauncherDir|$LauncherDir|" $ConfigPath
sed -i -e "s|GamesPath|$GamesDir|" $ConfigPath
sed -i -e "s|SDPath|$SDPath|" $ConfigPath
sed -i -e "s|ISODirPath|$IsoPath|" $ConfigPath
# ---

# --- create symlink to newly compiled dolphin-emu. if queued, create shortcut.
echo "Creating shortcuts..."
ln -s "$FOLDERNAME/bin/ishiiruka" ../launch-fpp
if [ "$SHORTCUTBOOL" -eq 1 ] && [ -d ~/.local/share/applications ]; then
	rm -f ~/.local/share/applications/faster-project-plus-$FPPVERSION.desktop # remove old shortcut
	rm -f ~/Desktop/faster-project-plus-$FPPVERSION.desktop
	touch ~/.local/share/applications/faster-project-plus-$FPPVERSION.desktop # fixes very rare tee bug?
	EXEPATH="$(pwd)/bin"
	FPPNAME="Faster Project Plus $FPPVERSION"
	echo "[Desktop Entry]
Type=Application
GenericName=Wii/GameCube Emulator
Comment=Ishiiruka fork for SSBPM
Categories=Emulator;Game;
Icon=$EXEPATH/ishiiruka.png
Keywords=ProjectM;Project M;ProjectPlus;Project Plus;Project+
Version=$FPPVERSION
Name=$FPPNAME
Exec=$EXEPATH/ishiiruka" | tee ~/.local/share/applications/faster-project-plus-$FPPVERSION.desktop > /dev/null
	cp ~/.local/share/applications/faster-project-plus-$FPPVERSION.desktop ~/Desktop
	chmod +x ~/Desktop/faster-project-plus-$FPPVERSION.desktop
else
	echo ".local folder not found, skipping desktop shortcut."
fi
# ---

echo ""
echo "***************************************************************************************************"
echo "Done! Run ./launch-fpp to run the latest installed version!"
echo "Alternatively, go to Application > Games or your desktop and select the desired version."
echo "Make sure to unplug and replug your adapter before opening Dolphin if adapter rules were installed!"
echo "***************************************************************************************************"
#