#!/usr/bin/env bash

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

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

#=================================================
# CHECK VERSION
#=================================================

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

# Disable auth_header
ynh_permission_url --permission="main" --auth_header=false

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..."

	# Download, check integrity, uncompress and patch the source from app.src
	ynh_setup_source --dest_dir="$install_dir"
fi

chmod -R u=rwX,g=rX,o= "$install_dir"
chown -R $app:$app "$install_dir"

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

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# UPGRADE DEPENDENCIES
#=================================================
ynh_script_progression --message="Upgrading dependencies..." --weight=3

# Install nodejs
ynh_install_nodejs --nodejs_version=$NODEJS_VERSION

# Install Yarn
ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" \
	--package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"

#=================================================
# SPECIFIC UPGRADE
#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..."

ynh_add_config --template="config.json5" --destination="$install_dir/config.json5"

chmod 400 "$install_dir/config.json5"
chown $app:$app "$install_dir/config.json5"

#=================================================
# BUILD YARN DEPENDENCIES
#=================================================
ynh_script_progression --message="Rebuilding Yarn dependencies..." --weight=2

chown -R $app:$app "$install_dir"

pushd "$install_dir" || return 1
	ynh_use_nodejs ; set "${ynh_node_load_PATH:?}"
	sudo -u $app env "$ynh_node_load_PATH" yarn
	sudo -u $app env "$ynh_node_load_PATH" yarn build
	sudo -u $app env "$ynh_node_load_PATH" yarn install --production --ignore-scripts --prefer-offline
	ynh_secure_remove --file="$install_dir/.cache"
popd || return 1

#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Upgrading systemd configuration..." --weight=1

# Create a dedicated systemd config
ynh_add_systemd_config

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Upgrading logrotate configuration..." --weight=1

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

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

yunohost service add $app --description="Wetty Web Terminal service" --log="/var/log/$app/$app.log"

#=================================================
# 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="Server started"

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

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