#!/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


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

ynh_systemd_action --service_name="influxdb" --action="stop"
ynh_systemd_action --service_name="scrutiny-web-server.service" --action="stop" --log_path="/var/log/$app/web-server.log"
if [ $collector -eq 1 ]
then
    ynh_systemd_action --service_name="scrutiny-collector.timer" --action="stop" --log_path="/var/log/$app/collector.log"
fi

#=================================================
# "REBUILD" THE APP (DEPLOY NEW SOURCES, RERUN NPM BUILD, ETC...)
#=================================================
# 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 app.src
	ynh_setup_source --source_id="web-linux" --dest_dir="$install_dir/bin"
	ynh_setup_source --source_id="collector-metrics" --dest_dir="$install_dir/bin"
	ynh_setup_source --source_id="web-frontend" --dest_dir="$install_dir/web"
fi

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

ynh_add_nginx_config

ynh_add_systemd_config --service="scrutiny-web-server" --template="systemd-scrutiny-web-server.service"
yunohost service add "scrutiny-web-server" --description="WebUI for smartd S.M.A.R.T monitoring" --log="/var/log/$app/web-server.log" --test_status="systemctl show scrutiny-web-server.service -p ActiveState --value | grep -v failed"

ynh_add_config --template="systemd-scrutiny-collector.service" --destination="/etc/systemd/system/scrutiny-collector.service"
if [ $collector -eq 1 ]
then
	yunohost service add "scrutiny-collector" --description="Collector running on timer (daily) for smartd S.M.A.R.T monitoring" --log="/var/log/$app/collector.log" --test_status="systemctl show scrutiny-collector.service -p ActiveState --value | grep -v failed"
fi

ynh_use_logrotate --specific_user="$app" --non-append

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

if [ "${path}" == "/" ]
then
	base_path=""
else
	base_path="${path}"
fi
ynh_add_config --template="config/scrutiny.yaml" --destination="$install_dir/config/scrutiny.yaml"

ynh_add_config --template="systemd-scrutiny-collector.timer" --destination="/etc/systemd/system/scrutiny-collector.timer"
ynh_add_config --template="config/collector.yaml" --destination="$install_dir/config/collector.yaml"

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

myynh_set_permissions

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

systemctl daemon-reload

ynh_systemd_action --service_name="influxdb" --action="enable"
ynh_systemd_action --service_name="influxdb" --action="start"

ynh_systemd_action --service_name="scrutiny-web-server.service" --action="enable"
ynh_systemd_action --service_name="scrutiny-web-server.service" --action="start" --log_path="/var/log/$app/web-server.log"
if [ $collector -eq 1 ]
then
	ynh_systemd_action --service_name="scrutiny-collector.timer" --action="enable"
	ynh_systemd_action --service_name="scrutiny-collector.timer" --action="start" --log_path="/var/log/$app/collector.log"
fi

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

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