#!/bin/bash

echo "Checking for required packages and installing what's missing"
if [ $(dpkg-query -W -f='${Status}' apache2 2>/dev/null | grep -c "ok installed") -eq 0 ];
then
 sudo apt update
 sudo apt -y install hostapd dnsmasq apache2 php
 sudo cp -rT /home/pi/pivilion/config/html /var/www/html/pivilion/gen
fi
echo "Configuring components..."
if ! test -f /etc/hostapd/hostapd.conf;
 then sudo cp -f /home/pi/pivilion/config/hostapd.hotspot /etc/hostapd/hostapd.conf
fi
sudo cp -f /home/pi/pivilion/config/dnsmasq.hotspot /etc/dnsmasq.conf
sudo cp /home/pi/pivilion/config/html/.htaccess /var/www/html/pivilion/gen/.htaccess
sudo chown -R www-data:www-data /var/www/html
sudo chown root:www-data /var/www/html/pivilion/gen/.htaccess
sudo cp -f /home/pi/pivilion/config/rc.hotspot /etc/rc.local
sudo cp -f /home/pi/pivilion/config/override.hotspot /etc/apache2/conf-available/override.conf
sudo a2enconf override
sudo a2enmod rewrite

echo "Backing up wireless network configuration..."
sudo mv /etc/wpa_supplicant/wpa_supplicant.conf /etc/wpa_supplicant/wpa_supplicant.bak

echo "Captive portal enabled. Reboot to execute."

sudo bash -c 'echo "hotspot" > /home/pi/pivilion/mode'
exit 0