#!/bin/bash

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

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

#=================================================
# LOAD SETTINGS
#=================================================
ynh_print_info --message="Loading installation 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)
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_print_info --message="Ensuring downward compatibility..."

# Fix is_public as a boolean value
if [ "$is_public" = "Yes" ]; then
	ynh_app_setting_set --app=$app --key=is_public --value=1
	is_public=1
elif [ "$is_public" = "No" ]; then
	ynh_app_setting_set --app=$app --key=is_public --value=0
	is_public=0
fi

# 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

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

# 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

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

ynh_systemd_action --service_name="loolwsd" --action="stop" --log_path="systemd" --line_match="Stopped LibreOffice Online WebSocket Daemon."

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_print_info --message="Upgrading nginx web server configuration..."

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# UPGRADE DEPENDENCIES
#=================================================
ynh_print_info --message="Upgrading dependencies..."

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"

#=================================================
# SPECIFIC UPGRADE
#=================================================
# UPGRADE CONFIG
#=================================================

config="/etc/loolwsd/loolwsd.xml"

ynh_backup_if_checksum_is_different --file="$config"

cp -f ../conf/loolwsd.xml $config

ynh_replace_string "__NEXTCLOUD_DOMAIN__" "$nextcloud_domain" "$config"
ynh_replace_string "__PASSWORD__" "$password" "$config"

# Recalculate and store the checksum of the file for the next upgrade.
ynh_store_file_checksum --file="$config"

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP SSOWAT
#=================================================
ynh_print_info --message="Upgrading SSOwat configuration..."

# Make app public
# unprotected_uris allows SSO credentials to be passed anyway
ynh_app_setting_set --app=$app --key=unprotected_uris --value="/"

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

ynh_systemd_action --service_name="loolwsd" --action="restart" --log_path="systemd" --line_match="Started LibreOffice Online WebSocket Daemon"

#=================================================
# RELOAD NGINX
#=================================================
ynh_print_info --message="Reloading nginx web server..."

ynh_systemd_action --service_name=nginx --action=reload

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

ynh_print_info --message="Upgrade of $app completed"