#!/bin/bash
# to test the functionnality :
# yunohost backup create -n "homeassistant-test" --apps homeassistant
# yunohost app remove homeassistant --purge
# yunohost backup restore "homeassistant-test"
# yunohost backup delete "homeassistant-test"

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

#=================================================
# RESTORE THE APP MAIN DIR
#=================================================

ynh_script_progression "Restoring the app main directory..."
ynh_restore "$install_dir"

#=================================================
# RESTORE THE DATA DIRECTORY
#=================================================

ynh_script_progression "Restoring the data directory..."
ynh_restore "$data_dir"
mkdir -p $data_dir

#=================================================
# RESTORE THE MYSQL DATABASE
#=================================================

ynh_script_progression "Restoring the MySQL database..."
ynh_mysql_db_shell < ./db.sql

#=================================================
# RESTORE SYSTEM CONFIGURATIONS
#=================================================

ynh_restore "/etc/nginx/conf.d/$domain.d/$app.conf"

ynh_restore "/etc/systemd/system/$app.service"
# add --verbose to track restart
sed -i 's/ExecStart=.*/& --verbose/g' "/etc/systemd/system/$app.service"
systemctl enable $app.service --quiet

yunohost service add $app --description="Home Assistant server" --log="$log_file"

ynh_restore "/etc/logrotate.d/$app"

ynh_script_progression "Restoring the Fail2Ban configuration..."
ynh_restore "/etc/fail2ban/jail.d/$app.conf"
ynh_restore "/etc/fail2ban/filter.d/$app.conf"
ynh_systemctl --action=restart --service=fail2ban

ynh_restore "/etc/sudoers.d/$app"
ynh_restore "$(dirname "$log_file")"

#=================================================
# SPECIFIC RESTORATION
#=================================================
# CHECK PYTHON VERSION AND COMPILE IF NEEDED
#=================================================

ynh_script_progression "Restoring Python..."
myynh_install_python --python="$python"

#=================================================
# IF NEEDED UPDATE THE PYHTON LINK IN THE VIRUTAL ENV.
#=================================================

ynh_script_progression "Updating the pyhton link in the pyhton virtual environment..."
hass_python_link=$(head -1 /var/www/homeassistant/bin/hass | sed 's/#!//')
if [ ! -e "$hass_python_link" ] ; then
    hass_python_new_dest=$(which `basename "$hass_python_link"`)
    ln -sfn "$hass_python_new_dest" "$hass_python_link"
fi

#=================================================
# SET FILE OWNERSHIP / PERMISSIONS
#=================================================

myynh_set_permissions

#=================================================
# START SYSTEMD SERVICE
#=================================================

ynh_script_progression "Starting $app's systemd service..."
# start systemd service with --verbose
ynh_systemctl --service=$app --action=start --wait_until="Home Assistant initialized" --log_path="$log_file" --timeout=3600
# remove --verbose from service
ynh_replace --match=" --verbose" --replace="" --file="/etc/systemd/system/$app.service"
ynh_store_file_checksum "/etc/systemd/system/$app.service"
systemctl daemon-reload
ynh_systemctl --service=$app --action=restart

#=================================================
# RELOAD NGINX AND PHP-FPM
#=================================================

ynh_script_progression "Reloading NGINX web server and PHP-FPM..."
ynh_systemctl --service=nginx --action=reload

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

ynh_script_progression "Restoration completed for $app"