#!/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..."

ynh_systemd_action --service_name=$app --action="stop" --log_path="systemd"

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

#=================================================
# 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_secure_remove --file="$install_dir"
	ynh_setup_source --dest_dir="$install_dir"
fi

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R $app:$app "$install_dir"

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

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC UPGRADE
#=================================================
# BUILDING ZERONET
#=================================================
ynh_script_progression --message="Building zeronet..."

pushd "$install_dir"
	ynh_exec_as "$app" python3 -m venv venv
	ynh_exec_as "$app" venv/bin/pip install --upgrade pip
	ynh_exec_as "$app" venv/bin/pip install -r requirements.txt
popd

# Enable password authentication for Zeronet
mv "$install_dir/plugins/disabled-UiPassword" "$install_dir/plugins/UiPassword"

#=================================================
# CREATE DATA DIR
#=================================================
ynh_script_progression --message="Creating data directory..."

chmod 750 "$data_dir"
chmod -R o-rwx "$data_dir"
chown -R $app:$app "$data_dir"

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

# Create a dedicated systemd config
ynh_add_systemd_config

#=================================================
# GENERIC FINALIZATION
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."

yunohost service add $app --description="$app service" --log="$data_dir/log/debug-last.log" --needs_exposed_ports="$port_fs"

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

ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Ui.UiServer Web interface" --timeout=120

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

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