#!/bin/bash

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

# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
source ../settings/scripts/_common.sh
source /usr/share/yunohost/helpers

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

ynh_clean_setup () {
	true
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading settings..."

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app=$app --key=domain)
path_url=$(ynh_app_setting_get --app=$app --key=path)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
launch_on_boot=$(ynh_app_setting_get --app=$app --key=launch_on_boot)
open_webserver_port=$(ynh_app_setting_get --app=$app --key=open_webserver_port)
port=$(ynh_app_setting_get --app=$app --key=port)
arch=$(uname -m)

#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_script_progression --message="Finding an available port..."

# Open the port
# ynh_script_progression --message="Configuring firewall..."
if [ "$open_webserver_port" -eq 1 ]
then
    ynh_exec_warn_less yunohost firewall allow --no-upnp TCP $port
fi

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================
ynh_script_progression --message="Validating restoration parameters..."

ynh_webpath_available --domain=$domain --path_url=$path_url \
	|| ynh_die --message="Path not available: ${domain}${path_url}"
test ! -d $final_path \
	|| ynh_die --message="There is already a directory: $final_path "

#=================================================
# STANDARD RESTORATION STEPS
#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the NGINX web server configuration..."

ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"

#=================================================
# RESTORE THE APP MAIN DIR
#=================================================
ynh_script_progression --message="Restoring the app main directory..."

ynh_restore_file --origin_path="$final_path"

#=================================================
# RECREATE THE DEDICATED USER
#=================================================
ynh_script_progression --message="Recreating the dedicated system user..."

# Create the dedicated user (if not existing)
ynh_system_user_create --username=$app --home_dir=$final_path

#=================================================
# RESTORE USER RIGHTS
#=================================================
ynh_script_progression --message="Restoring user rights..."

# Restore permissions on app files
chown -R root: $final_path
usermod -a -G cdrom,audio,video,plugdev,users,dialout,dip,input,netdev "$app"


#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..."

if [[ $arch != arm*  ]]; then
    ynh_install_app_dependencies $pkg_dependencies
else
	ynh_install_app_dependencies $arm_pkg_dependencies
fi

#=================================================
# RESTORE SYSTEMD
#=================================================
ynh_script_progression --message="Restoring the systemd configuration..."

ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
systemctl enable $app.service --quiet

#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."

yunohost service add $app --log "$final_path/.kodi/temp/kodi.log"

#=================================================
# RESTORE LAUNCH ON BOOT
#=================================================
if [ "$launch_on_boot" -eq 0 ]
then
    systemctl disable "$app"
else
	systemctl enable "$app".service --quiet
fi

#=================================================
# X11 SETTINGS
#=================================================
ynh_script_progression --message="Configuring X11..."

ynh_replace_string "allowed_users=console" "allowed_users=anybody" /etc/X11/Xwrapper.config

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..."

ynh_systemd_action --service_name=$app --action="start"

#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..."

ynh_systemd_action --service_name=nginx --action=reload

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

ynh_script_progression --message="Restoration completed for $app"