#!/usr/bin/env bash
set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_AVAILABLE_PATH/apps/functions"
source "$PLUGIN_AVAILABLE_PATH/ps/functions"

apps_clone_cmd() {
  declare desc="clones an app"
  declare OLD_APP="$2" NEW_APP="$3"
  local cmd="apps:clone"
  local SKIP_REBUILD=false

  if [[ "$2" == "--skip-deploy" ]]; then
    SKIP_REBUILD=true
    OLD_APP="$3"
    NEW_APP="$4"
  fi

  [[ -z "$OLD_APP" ]] && dokku_log_fail "Please specify an app to run the command on"
  [[ -d "$DOKKU_ROOT/$NEW_APP" ]] && dokku_log_fail "Name is already taken"
  local NEW_CACHE_DIR="$DOKKU_ROOT/$NEW_APP/cache"

  apps_create "$NEW_APP"
  pushd "$DOKKU_ROOT/$OLD_APP/." > /dev/null
  find ./* -not \( -name .cache \) | cpio -pvdmu "$DOKKU_ROOT/$NEW_APP"
  popd > /dev/null

  if [[ -d "$NEW_CACHE_DIR" ]] && ! rmdir "$NEW_CACHE_DIR"; then
    docker run "$DOKKU_GLOBAL_RUN_ARGS" --rm -v "$NEW_CACHE_DIR:/cache" "dokku/$OLD_APP" chmod 777 -R /cache
  fi
  rm -rf "$NEW_CACHE_DIR"

  [[ -f "$DOKKU_ROOT/$NEW_APP/URLS" ]] && sed -i -e "s/$OLD_APP/$NEW_APP/g" "$DOKKU_ROOT/$NEW_APP/URLS"
  [[ -f "$DOKKU_ROOT/$NEW_APP/VHOST" ]] && sed -i -e "s/$OLD_APP/$NEW_APP/g" "$DOKKU_ROOT/$NEW_APP/VHOST"
  [[ -f "$DOKKU_ROOT/$NEW_APP/hooks/pre-receive" ]] && sed -i -e "s/git-hook $OLD_APP/git-hook $NEW_APP/g" "$DOKKU_ROOT/$NEW_APP/hooks/pre-receive"
  [[ "$SKIP_REBUILD" == "true" ]] || ps_rebuild "$NEW_APP"
  plugn trigger post-app-clone "$OLD_APP" "$NEW_APP"
  echo "Cloning $OLD_APP to $NEW_APP... done"
}

apps_clone_cmd "$@"