#!/bin/bash

BRANCH="main"

show_cron_menu() {
	echo "Choose option:"
	echo "    1) Control modem via GPIO"
	echo "    2) Control modem via MQTT"
}

# force run from root user
if [[ $EUID -ne 0 ]]; then
	exec sudo bash "$(realpath $0)" "$@"
fi

rm /etc/ppp/chatscripts/t3hs_sim800 &> /dev/null
rm /etc/ppp/peers/t3hs_sim800 &> /dev/null
rm /usr/bin/t3hs/t3hs_sim800 &> /dev/null
rm /etc/init.d/t3hs_sim800.sh &> /dev/null
rm /etc/cron.d/t3hs_sim800_gpio &> /dev/null
rm /etc/cron.d/t3hs_sim800_mqtt &> /dev/null
echo "Old files removed"

apt update
apt remove -y inetutils-ping
apt install -y ppp curl iputils-ping mosquitto-clients
echo "Dependencies installed"

mkdir -p /etc/ppp/chatscripts
curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/$BRANCH/etc/ppp/chatscripts/t3hs_sim800" > /etc/ppp/chatscripts/t3hs_sim800

mkdir -p /etc/ppp/peers
curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/$BRANCH/etc/ppp/peers/t3hs_sim800" > /etc/ppp/peers/t3hs_sim800

mkdir -p /usr/bin/t3hs
curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/$BRANCH/usr/bin/t3hs/t3hs_sim800" > /usr/bin/t3hs/t3hs_sim800
chmod +x /usr/bin/t3hs/t3hs_sim800

mkdir -p /etc/init.d
curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/$BRANCH/etc/init.d/t3hs_sim800.sh" > /etc/init.d/t3hs_sim800.sh
chmod +x /etc/init.d/t3hs_sim800.sh

mkdir -p /etc/cron.d
while true; do
	show_cron_menu
	read -p "Your choose (1/2): " choice
	case "$choice" in
		1)
			curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/$BRANCH/etc/cron.d/t3hs_sim800_gpio" > /etc/cron.d/t3hs_sim800_gpio
			chmod 644 /etc/cron.d/t3hs_sim800_gpio
			chown root:root /etc/cron.d/t3hs_sim800_gpio
			break
			;;
		2)
			curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/$BRANCH/etc/cron.d/t3hs_sim800_mqtt" > /etc/cron.d/t3hs_sim800_mqtt
			chmod 644 /etc/cron.d/t3hs_sim800_mqtt
			chown root:root /etc/cron.d/t3hs_sim800_mqtt
			break
			;;
	esac
done

if [[ ! -f /etc/t3hs/sim800 ]]; then
	mkdir -p /etc/t3hs
	curl -sSL "https://git.openergy.ru/LUCKFOX/SIM800C/raw/branch/$BRANCH/etc/t3hs/sim800" > /etc/t3hs/sim800
fi