#!/bin/bash

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

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

#=================================================
# INSTALL NODEJS
#=================================================
ynh_script_progression --message="Installing NodeJS..."

ynh_install_nodejs --nodejs_version="$nodejs_version"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=2

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

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

#=================================================
# SPECIFIC SETUP
#=================================================
# Install through npm
#=================================================
ynh_script_progression --message="Installing Node-RED..." --weight=5

ynh_use_nodejs

pushd "$install_dir"
    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" install --production
    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" install node-red-dashboard
popd

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..."

# Set up the settings file
mkdir -p "$install_dir/data"
ynh_add_config --template="settings.js" --destination="$install_dir/data/settings.js"
ynh_add_config --template="settings.user.js" --destination="$install_dir/data/settings.user.js"

# Small hack to have the "/" path answer with a 200 code to satisfy the CI
if [[ "${PACKAGE_CHECK_EXEC:-}" = "1" ]] ; then
    ynh_add_config --template="flows.json" --destination="$install_dir/data/flows.json"
fi

chmod 400 "$install_dir/data/settings.js"
chmod -R o-rwx "$install_dir"
chown -R "$app:www-data" "$install_dir"

#=================================================
# SYSTEM CONFIGURATION
#=================================================
ynh_script_progression --message="Adding system configurations related to $app..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

# Create a dedicated systemd config
ynh_add_systemd_config
yunohost service add "$app" --description="Low-code programming for event-driven applications"

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

# Start a systemd service
ynh_systemd_action --service_name="$app" --action="start"

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

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