#!/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
#=================================================
# 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"

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

#=================================================
# 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 --dest_dir="$install_dir"
fi

chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading NGINX web server configuration..."  --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

# Create a dedicated systemd config
ynh_add_systemd_config
yunohost service add $app --description="Secure Scuttlebutt room server" --log="/var/log/$app/$app.log" --needs_exposed_ports $port_ssb

# Use logrotate to manage app-specific logfile(s)
ynh_use_logrotate --non-append

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

ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log" --line_match="event=serving"

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

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