#!/usr/bin/env bash
set -eo pipefail
[[ $DOKKU_TRACE ]] && set -x

trigger-domains-post-app-rename-setup() {
  declare desc="updates VHOST files during rename"
  declare trigger="post-app-rename-setup"
  declare OLD_APP="$1" NEW_APP="$2"

  if [[ ! -f "$DOKKU_ROOT/$OLD_APP/VHOST" ]]; then
    return
  fi

  cp -f "$DOKKU_ROOT/$OLD_APP/VHOST" "$DOKKU_ROOT/$NEW_APP/VHOST"

  if [[ ! -f "$DOKKU_ROOT/VHOST" ]]; then
    return
  fi

  while read -r VHOST || [[ -n "$VHOST" ]]; do
    [[ -z "$VHOST" ]] && continue
    sed -i -e "s/${OLD_APP}\.${VHOST}/${NEW_APP}.${VHOST}/g" "$DOKKU_ROOT/$NEW_APP/VHOST"
  done <"$DOKKU_ROOT/VHOST"
}

trigger-domains-post-app-rename-setup "$@"