#!/bin/bash

Command() {
  if [[ $1 == "" ]]; then PRINT FATAL "Expected 1 argument but got 0.";exit 2;fi

  lock_wait
  lock_create
  trap lock_remove SIGINT SIGTERM

  # Check if required programs and libraries are installed.
  depend

  extract_extension "$1"

  # Return to the Pterodactyl installation folder.
  cd "$FOLDER" || cdhalt

  eval "$(parse_yaml .blueprint/tmp/"${n}"/conf.yml conf_)"

  # Basic extension information
  echo -e \
  "\n\x1b[1m$conf_info_name $conf_info_version \033[0;2m(${conf_info_identifier})"\
  "\n$conf_info_description\033[0m\n"

  # Made for version
  if [[ "$VERSION" == "$conf_info_target" ]]; then
    echo -e \
    "\x1b[32;1m  Made for $VERSION\033[0m"
  else
    echo -e \
    "\x1b[33;1m  Made for $conf_info_target\033[0m"
  fi

  # Check for scripts
  # NOTE: Export scripts are excluded from this warning, as they serve a developer-only purpose.
  if [[ -f ".blueprint/tmp/${n}/$conf_data_directory/install.sh" ]] ||
     [[ -f ".blueprint/tmp/${n}/$conf_data_directory/update.sh"  ]] ||
     [[ -f ".blueprint/tmp/${n}/$conf_data_directory/remove.sh"  ]]; then
    echo -e \
    "\x1b[31;1m  Utilizes extension scripts, which can be a safety risk. Extensions with installation scripts can cause conflicts and break other extensions. Learn more at \033[0;2mblueprint.zip/docs/concepts/scripts\x1b[0;31;1m.\033[0m"
  fi

  # Extension APIs
  echo -e "\n\x1b[1mExtension APIs:\033[0m"

  local extension_apis
  for config_category in $conf__; do
    # $config_category is conf_info, conf_admin, etc. here
    config_category_="${config_category}_" # Contents of $config_category

    if [[ ${config_category} != "conf_info" ]]; then
      for config_item in ${!config_category_}; do
        # $config_item is conf_info_name, conf_info_identifier, etc. here
        config_item_clean="${config_item//conf_/}" # Removed "conf_" from variable content
        config_item_="${config_item}_" # conf_requests_routers_ for example

        if [[ ${!config_item_} != "" ]]; then
          local has_suboption=false
          # If extension api has suboptions, go through them
          for config_suboption in ${!config_item_}; do
            if [[ ${!config_suboption} != "" ]]; then
              has_suboption=true
            fi
          done
          if $has_suboption; then
            extension_apis+="${config_item_clean} "
          fi
        else
          PRINT DEBUG "${config_item_clean} :: ${!config_item}"

          if [[ "${!config_item}" != "" ]]; then
            extension_apis+="${config_item_clean//_/.} "
          fi
        fi
      done
    fi
  done
  extension_apis=${extension_apis// /, }
  # shellcheck disable=SC2001
  extension_apis="$(echo "$extension_apis" | sed 's/,\([^,]*\)$/ \1/')"

  echo -e "$extension_apis"

  rm -R ".blueprint/tmp/$n"
  mkdir -p .blueprint/tmp

  echo;

  lock_remove

  exit 0
}