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

is_app_proxy_enabled() {
  local desc="return true if proxy is enabled; otherwise return false"
  local APP="$1"; verify_app_name "$APP"
  local APP_PROXY_ENABLED=true

  local DOKKU_DISABLE_PROXY=$(config_get "$APP" DOKKU_DISABLE_PROXY)
  if [[ -n "$DOKKU_DISABLE_PROXY" ]]; then
    local APP_PROXY_ENABLED=false
  fi
  echo $APP_PROXY_ENABLED
}

get_app_proxy_type() {
  local desc="return app proxy type"
  local APP="$1"; verify_app_name "$APP"
  local APP_PROXY_TYPE="nginx"

  echo $APP_PROXY_TYPE
}

proxy_main() {
  local desc="displays app proxy implementation"
  local ALL_APPS=$(dokku_apps)
  if [[ -n "$1" ]]; then
    local APP="$1"
  fi
  local APPS=${APP:="$ALL_APPS"}

  dokku_col_log_info1_quiet "App Name" "Proxy Type"
  for app in $APPS; do
    verify_app_name "$app"
    dokku_col_log_msg "$app" "$(get_app_proxy_type "$app")"
  done
}

proxy_set() {
  local desc="enable proxy for app"
  local APP="$1"; verify_app_name "$APP"

  dokku_log_info1 "proxy:set not implemented"
}

proxy_enable() {
  local desc="enable proxy for app"
  local APP="$1"; verify_app_name "$APP"

  if [[ "$(is_app_proxy_enabled "$APP")" == "false" ]]; then
    dokku_log_info1 "Enabling proxy for app ($APP)"
    [[ "$2" == "--no-restart" ]] && local CONFIG_SET_ARGS=$2
    # shellcheck disable=SC2086
    config_unset $CONFIG_SET_ARGS $APP DOKKU_DISABLE_PROXY
    plugn trigger proxy-enable "$APP"
  else
    dokku_log_info1 "proxy is already enabled for app ($APP)"
  fi
}

proxy_disable() {
  local desc="disable proxy for app"
  local APP="$1"; verify_app_name "$APP"

  if [[ "$(is_app_proxy_enabled "$APP")" == "true" ]]; then
    dokku_log_info1 "Disabling proxy for app ($APP)"
    [[ "$2" == "--no-restart" ]] && local CONFIG_SET_ARGS=$2
    # shellcheck disable=SC2086
    config_set $CONFIG_SET_ARGS $APP DOKKU_DISABLE_PROXY=1
    plugn trigger proxy-disable "$APP"
  else
    dokku_log_info1 "proxy is already disable for app ($APP)"
  fi
}