#!/bin/bash

# Exit on command errors and treat unset variables as an error
set -eu

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

if [ ! -e _common.sh ]; then
	# Fetch helpers file if not in current directory
	sudo cp ../settings/scripts/_common.sh ./_common.sh
	sudo chmod a+rx _common.sh
fi
source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get $app domain)
path_url=$(ynh_app_setting_get $app path)
is_public=$(ynh_app_setting_get $app is_public)
final_path=$(ynh_app_setting_get $app final_path)

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================

yunohost app checkurl "${domain}${path_url}" -a "$app" \
	|| ynh_die "Path not available: ${domain}${path_url}"
test ! -d $final_path \
|| ynh_die "There is already a directory: $final_path "

CHECK_FINALPATH # Check if destination directory is not already in use

#=================================================
# STANDARD RESTORE STEPS
#=================================================
# RESTORE NGINX CONFIGURATION
#=================================================

sudo cp -a ./nginx.conf /etc/nginx/conf.d/$domain.d/$app.conf

#=================================================
# RESTORE LOGROTATE CONFIGURATION
#=================================================

sudo cp -a ./logrotate /etc/logrotate.d/$app

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

sudo cp -a ./sources/. $final_path

#=================================================
# RECREATE OF THE DEDICATED USER
#=================================================

ynh_system_user_create $app	# Recreate the dedicated user, if not existing

#=================================================
# RESTORE USER RIGHTS
#=================================================

sudo chown -R $app: $final_path

#=================================================
# INSTALL NODEJS
#=================================================
ynh_install_nodejs $NODEJS_VERSION

#=================================================
# RESTORE SYSTEMD CONFIGURATION
#=================================================
sudo cp -a ./systemd.service "/etc/systemd/system/$app.service"
sudo systemctl enable $app
sudo systemctl daemon-reload
sudo systemctl start $app
  
#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX
#=================================================

sudo systemctl reload nginx