#!/bin/bash

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

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

upgrade_type=$(ynh_check_app_version_changed)

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

# Fix issue on package deployement
test -e /etc/monitorix/conf.d/00-debian.conf || touch /etc/monitorix/conf.d/00-debian.conf

# Remove old hook if exist
ynh_secure_remove --file=/usr/share/yunohost/hooks/post_iptable_rules/50-$app

#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Stopping a systemd service..." --weight=1

ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"

#=================================================
# "REBUILD" THE APP (DEPLOY NEW SOURCES, RERUN NPM BUILD...)
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..." --weight=1

	# Download, check integrity, uncompress and patch the source from manifest.toml
	install_monitorix_package
fi

ynh_systemd_action --service_name="$app" --action="stop" --log_path="systemd" --timeout=15

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

ynh_add_config --template "nginx_status.conf" --destination "$nginx_status_conf"
ynh_add_nginx_config

ynh_add_systemd_config

yunohost service add $app --description="Monitorix" --log="systemd"

#=================================================
# RECONFIGURE THE APP (UPDATE CONF, APPLY MIGRATIONS...)
#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..." --weight=1

config_monitorix

#=================================================
# GENERIC FINALIZATION
#=================================================
ynh_script_progression --message="Protecting directory..."

set_permission

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=1

_ynh_systemd_restart_monitorix

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

ynh_script_progression --message="Upgrade of $app completed" --last