#!/bin/bash

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

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression "Ensuring downward compatibility..."

if [ -e "$install_dir/searx" ]; then
	tempdir="$(mktemp -d)"
	mv "$install_dir/searx/settings.yml" "$tempdir/settings.yml"
	sed -i '1s/^/use_default_settings: true\n\n/' "$tempdir/settings.yml"
	ynh_safe_rm "$install_dir"
	mkdir "$install_dir"
	mv "$tempdir/settings.yml" "$install_dir/settings.yml"
	ynh_safe_rm "$tempdir"
	ynh_store_file_checksum "$install_dir/settings.yml"
	ynh_delete_file_checksum "/opt/yunohost/$app/searx/settings.yml"
fi

ynh_delete_file_checksum "etc/nginx_conf.d/$domain/$app.conf"

#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression "Stopping $app's systemd service..."

ynh_systemctl --service="uwsgi-app@$app.service" --action="stop" --log_path="/var/log/uwsgi/$app/$app.log"

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

# FIXME: this is still supported but the recommendation is now to *always* re-setup the app sources wether or not the upstream sources changed
if ynh_app_upstream_version_changed
then
	ynh_safe_rm "$install_dir/.profile"
	ynh_safe_rm "$install_dir/.cache"
	ynh_safe_rm "$install_dir/searxng-src"
	ynh_safe_rm "$install_dir/searxng-pyenv"
	myynh_source_searxng
	myynh_install_searxng
fi

myynh_set_permissions

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression "Upgrading system configurations related to $app..."

ynh_config_add_nginx

#=================================================
# RECONFIGURE THE APP (UPDATE CONF, APPLY MIGRATIONS...)
#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression "Updating configuration..."

ynh_add_uwsgi_service

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression "Starting $app's systemd service..."

ynh_systemctl --service="uwsgi-app@$app.service" --action="start" --wait_until="spawned uWSGI master process" --log_path="/var/log/uwsgi/$app/$app.log"

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

ynh_script_progression "Upgrade of $app completed"