#!/bin/bash

MY_PATH="`dirname \"$0\"`"              # relative
MY_PATH="`( cd \"$MY_PATH\" && pwd )`"  # absolutized and normalized

OS=$(head -n1 $MY_PATH/.OS)
isARM=$(cat $MY_PATH/.OS | grep YES)
unset err

# Basics
sudo apt update
echo -e "${c_yellow}Mise à jours des prérequis...$c_"
sudo apt install curl jq zip unzip htop tree ntpdate gnupg ssmtp mpack imagemagick qrencode bc libttspico-utils libttspico0 libttspico-data python-fourletterphat -y

# Silkaj + Duniterpy
silkaj() {
	echo -e "${c_yellow}Installation de Silkaj...$c_"
	libsodium=$(sudo apt search libsodium 2>/dev/null | grep -v -E "header|debug symbols" | grep "Network communication" -B1 | head -n1 | awk -F '/' '{ print $1 }')
	[[ $libsodium =~ "  " ]] && libsodium=$(echo $libsodium | awk '{ print $2 }')
	sudo apt install python3-pip $libsodium -y || err+="Install python3 and $libsodium"
	pip3 install duniterpy || err+="Install duniterpy"
	pip3 install silkaj --user || err+="Install Silkaj"
}

# Install IPFS
ipfs() {
	echo -e "${c_yellow}Installation d'IPFS...$c_"
	[[ -f /usr/local/bin/ipfs ]] && sudo service ipfs stop
	if [[ $isARM ]]; then
		wget https://dist.ipfs.io/ipfs-update/v1.5.2/ipfs-update_v1.5.2_linux-arm.tar.gz -O $MY_PATH/ipfs-update.tar.gz || err+="Download ipfs-update"
	else
		wget https://dist.ipfs.io/ipfs-update/v1.5.2/ipfs-update_v1.5.2_linux-amd64.tar.gz -O $MY_PATH/ipfs-update.tar.gz || err+="Download ipfs-update"
	fi

	echo "INSTALL ipfs-update"
	sudo tar -xvzf $MY_PATH/ipfs-update.tar.gz -C /usr/src/ || err+="Untar ipfs-update"
	rm $MY_PATH/ipfs-update.tar.gz
	cd /usr/src/ipfs-update/
	sudo ./install.sh || err+="Install ipfs-update"
	cd $MY_PATH

	echo "INSTALL latest ipfs"
	sudo ipfs-update install latest || err+="Install IPFS"

	echo "CREATE SYSTEMD ipfs SERVICE"
	[[ -f /etc/systemd/system/ipfs.service ]] && sudo rm /etc/systemd/system/ipfs.service
	sudo cp -f $MY_PATH/templates/1/ipfs.service /etc/systemd/system/
	sudo sed -i "s/_USER/$USER/g" /etc/systemd/system/ipfs.service

	sudo systemctl daemon-reload || err+="Restart IPFS"
	sudo systemctl enable ipfs || err+="Enable IPFS daemon"
}

# Install gammu
gammu() {
	echo -e "${c_yellow}Installation de gammu...$c_"
	sudo apt install wvdial ppp screen git minicom gammu -y || err+="Install gammu requirements"
	sleep 1
	sudo apt install gammu-smsd -y || sudo apt install -f || err+="Install gammu"

	sudo usermod -aG gammu $USER
}

# Install PHP + MySQL
php() {
	echo -e "${c_yellow}Installation de PHP et MySQL$c_"
	if [[ $OS == "buster" ]]; then
		sudo apt -y install software-properties-common nginx php php-common php-fpm php-gettext php-gd php-mysql php-curl php-imap php-mbstring php-xml php-cli mariadb-server || err+="Install PHP and MySQL"
	elif [[ $OS == "stretch" ]]; then
		sudo apt -y install lsb-release apt-transport-https ca-certificates || err+="Install apt-transport-https"
		sudo wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg || err+="Download PHP key"
		echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" | sudo tee /etc/apt/sources.list.d/php7.3.list
		sudo apt update
		sudo apt -y install software-properties-common dirmngr nginx php7.3 php7.3-common php7.3-gettext php7.3-fpm php7.3-gd php7.3-mysql php7.3-curl php7.3-imap php7.3-mbstring php7.3-xml php7.3-cli mariadb-server || err+="Install PHP and MySQL"
	else
		echo "${c_red}Votre système n'est pas pris en charge par ce script d'installation.$c_"
		exit 1
	fi

	isLocalhostUsers=$(sudo mysql -e "select user from mysql.user;" | grep "localhost")
	isTestDB=$(sudo mysql -e "show databases" | grep "test")
	[[ -n $isLocalhostUsers ]] && sudo mysql -e "DROP USER ''@'localhost'; DROP USER ''@'$(hostname)'"
	[[ -n $isTestDB ]] && sudo mysql -e "DROP DATABASE test"
	sudo mysql -e "FLUSH PRIVILEGES"
}

# Read arguments
for i in $@; do
	echo -e "${c_yellow}Installation de $c_light$i$c_"
    $i
done

if [[ $err ]]; then
        echo -e "${c_red}Installation des prérequis incomplète: $err$c_"
        exit 1
else
        echo -e "${c_green}Les prérequis ont été correctement installés$c_"
        exit 0
fi