#!/usr/bin/env bash

source /usr/share/yunohost/helpers

# TODO: enable with fix of https://github.com/YunoHost/yunohost/pull/246
# source .hfunctions

# TODO: remove with fix of https://github.com/YunoHost/yunohost/pull/246
install_dependencies() {
  apt-get install --quiet --yes python-msgpack python-gevent
}

is_app_restorable() {
  local -r domain=$1
  local -r path=$2
  local -r deploy_path=$3

  ynh_webpath_available $domain $path \
	  || ynh_die "Path not available: ${domain}${path}"

  test ! -d $deploy_path \
	  || ynh_die "There is already a directory: $deploy_path"
}

main() {
  ynh_abort_if_errors

  local app=$YNH_APP_INSTANCE_NAME
  local domain=$(ynh_app_setting_get $app domain)
  local path=$(ynh_app_setting_get $app path)
  local deploy_path=$(ynh_app_setting_get $app deploy_path)
  local symlink_to_deploy_path=$(ynh_app_setting_get $app symlink_to_deploy_path)
  local nginx_config_file=$( ynh_app_setting_get $app nginx_config_file )
  local systemd_service_name=$( ynh_app_setting_get $app systemd_service_name )
  local systemd_service_file=$( ynh_app_setting_get $app systemd_service_file )
  local user=$( ynh_app_setting_get $app user )
  local user_zeronet_dir=$( ynh_app_setting_get $app user_zeronet_dir )

  local url=$(ynh_app_setting_get $app url)

  is_app_restorable $domain $path $deploy_path

  install_dependencies

  cp -a "./sources" $deploy_path
  ln --symbolic --force $deploy_path $symlink_to_deploy_path 
  chown $user: -LR $symlink_to_deploy_path
  chown $user: -h $symlink_to_deploy_path

  ynh_secure_remove $user_zeronet_dir
  cp -aR "./conf/.zeronet" $user_zeronet_dir
  chown -R $user: $user_zeronet_dir
  
  cp -a "./conf/nginx.conf" $nginx_config_file
  service nginx reload
  
  cp -a "./conf/${systemd_service_name}" $systemd_service_file
  systemctl restart $systemd_service_name
}

main