#!/bin/bash

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

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

#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Stopping a systemd service..." --weight=1

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

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

# Cleanup legacy install dir
if [ ! -d "$install_dir/sources" ]; then
    mkdir "$install_dir/sources"
    find . -mindepth 1 -maxdepth 1 ! -name "sources" -exec mv -t "$install_dir/sources" "{}" +
    mv "$install_dir/sources/config" "$install_dir"
fi

#=================================================
# UPGRADE DEPENDENCIES
#=================================================
ynh_script_progression --message="Upgrading NodeJS..." --weight=5

ynh_install_nodejs --nodejs_version="$nodejs_version"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Upgrading source files..." --weight=3

# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir/sources" --full_replace=1

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

mkdir -p "$install_dir/sources/dist"
chown -R "$app:$app" "$install_dir/sources/dist" "$install_dir/sources/global" "$install_dir/config"

#=================================================
# SPECIFIC UPGRADE
#=================================================
# BUILD NODE DEPENDENCIES
#=================================================
ynh_script_progression --message="Building node dependencies..." --weight=20

pushd "$install_dir/sources"
    ynh_use_nodejs
    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" install --loglevel warn
popd

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression --message="Upgrading 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 "$app" --description="Data storage with a convenient and flexible interface" --log="/var/log/$app/$app.log"

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

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting $app's systemd service..." --weight=1

ynh_systemd_action --service_name="$app" --action="start" --log_path="systemd" --line_match="electrode server listening on port" --timeout=600

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

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