#!/bin/bash

#=================================================
# GENERIC STARTING
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source scripts/_common.sh
source /usr/share/yunohost/helpers

#=================================================
# RETRIEVE ARGUMENTS
#=================================================
ynh_script_progression --message="Retrieve arguments from the manifest"

app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
query_logging=$(ynh_app_setting_get $app query_logging)

#=================================================
# SORT OUT THE CONFIG FILE TO HANDLE
#=================================================

file="$1"

if [ "$file" = "setupVars.conf" ]; then
	config_file="/etc/pihole/setupVars.conf"
elif [ "$file" = "pihole-FTL.conf" ]; then
	config_file="/etc/pihole/pihole-FTL.conf"
fi

#=================================================
# SPECIFIC ACTION
#=================================================
# RESET THE CONFIG FILE
#=================================================
ynh_script_progression --message="Reset the config file $config_file" --weight=9

# Verify the checksum and backup the file if it's different
ynh_backup_if_checksum_is_different "$config_file"

if [ "$file" = "setupVars.conf" ]
then
	# Recreate the default config
	# Trouve l'interface réseau par défaut
	main_iface=$(ip route | grep --max-count=1 default | awk '{print $5;}')
	echo "PIHOLE_INTERFACE=$main_iface" > "$config_file"
	echo "IPV4_ADDRESS=127.0.0.1" >> "$config_file"
	echo "IPV6_ADDRESS=" >> "$config_file"
	echo "PIHOLE_DNS_1=" >> "$config_file"
	echo "PIHOLE_DNS_2=" >> "$config_file"
	if [ $query_logging -eq 1 ]; then
		query_logging=true
	else
		query_logging=false
	fi
	echo "QUERY_LOGGING=$query_logging" >> "$config_file"
	echo "INSTALL_WEB=true" >> "$config_file"

elif [ "$file" = "pihole-FTL.conf" ]
then
	# Get the default file and overwrite the current config
	cp /etc/yunohost/apps/$app/conf/pihole-FTL.conf "$config_file"

	ynh_script_progression --message="Restart PiHole" --weight=2

	# Restart pihole-FTL
	ynh_systemd_action --action=restart --service_name=pihole-FTL
fi

# Calculate and store the config file checksum into the app settings
ynh_store_file_checksum "$config_file"

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression --message="Execution completed" --last