#!/bin/bash

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

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

#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..." --weight=1

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app="$app" --key=domain)
path_url=$(ynh_app_setting_get --app=$app --key=path)
port=$(ynh_app_setting_get --app=$app --key=port)
password=$(ynh_app_setting_get --app="$app" --key=password)
nextcloud_domain=$(ynh_app_setting_get --app="$app" --key=nextcloud_domain)

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=2

# If db_name doesn't exist, create it
if [ -z "$path_url" ]; then
	path_url="/"
	ynh_app_setting_set --app=$app --key=path_url --value=$path_url
fi

if ynh_legacy_permissions_exists; then
	ynh_legacy_permissions_delete_all

	ynh_app_setting_delete --app=$app --key=is_public
fi

#=================================================
# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
#=================================================
ynh_script_progression --message="Backing up the app before upgrading (may take a while)..." --weight=5

# Backup the current version of the app
ynh_backup_before_upgrade
ynh_clean_setup () {
	# restore it if the upgrade fails
	ynh_clean_check_starting
	ynh_restore_upgradebackup
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# REMOVE OLD SERVICE INTEGRATION IN YUNOHOST
#=================================================

# Remove the old service from the list of services known by YunoHost (added from `yunohost service add`)
if ynh_exec_warn_less yunohost service status "loolwsd" >/dev/null
then
	ynh_script_progression --message="Removing loolwsd service integration..." --weight=1
	yunohost service remove "loolwsd"
fi

#=================================================
# STOP AND REMOVE SERVICE
#=================================================
ynh_script_progression --message="Stopping and removing the old systemd service..." --weight=1

# Remove the dedicated systemd config
ynh_remove_systemd_config --service="loolwsd"

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Stopping a systemd service..." --weight=5

ynh_systemd_action --service_name="coolwsd" --action="stop" --log_path="systemd" --line_match="Stopped Collabora Online WebSocket Daemon"

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

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# UPGRADE CONFIG
#=================================================
ynh_script_progression --message="Upgrading config file..." --weight=2

ynh_add_config --template="../conf/coolwsd.xml" --destination="/etc/coolwsd/coolwsd.xml"

chown lool: "/etc/coolwsd/coolwsd.xml"
chmod 640 "/etc/coolwsd/coolwsd.xml"

#=================================================
# UPGRADE DEPENDENCIES
#=================================================
ynh_script_progression --message="Upgrading dependencies..." --weight=10

DEBIAN_VERSION_NUMBER=$(cat /etc/debian_version | head -n 1 | cut -f1 -d .)
ynh_install_extra_app_dependencies --repo="deb https://collaboraoffice.com/repos/CollaboraOnline/CODE-debian${DEBIAN_VERSION_NUMBER} ./ " --package="$pkg_dependencies" --key="https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x0C54D189F4BA284D" 2>/dev/null

#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..." --weight=1

yunohost service add "coolwsd" --description="Collabora online office suite" --log="/var/log/$app/$app.log"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=3

ynh_systemd_action --service_name="coolwsd" --action="restart" --log_path="systemd" --line_match="Ready to accept connections"

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..." --weight=1

ynh_systemd_action --service_name=nginx --action=reload

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

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