# frozen_string_literal: true

require_relative 'boot'

require 'rails'
# Pick the frameworks you want:
require 'active_model/railtie'
require 'active_job/railtie'
require 'active_record/railtie'
require 'action_controller/railtie'
require 'action_view/railtie'

# Require the gems listed in Gemfile, including any gems
# you've limited to :test, :development, or :production.
Bundler.require(*Rails.groups)

module RynDNS
  class Application < Rails::Application
    # Initialize configuration defaults for originally generated Rails version.
    config.load_defaults 6.1
    # Configuration for the application, engines, and railties goes here.
    #
    # These settings can be overridden in specific environments using the files
    # in config/environments, which are processed later.
    #
    # config.time_zone = "Central Time (US & Canada)"
    # config.eager_load_paths << Rails.root.join("extras")

    # Only loads a smaller set of middleware suitable for API only apps.
    # Middleware like session, flash, cookies can be added back manually.
    # Skip views, helpers and assets when generating a new resource.
    config.api_only = true

    # FIXME: move this out of the application class
    prefix_valid = lambda { |prefix|
      error_msg = nil
      error_msg = 'WARNING: prefix is not set' unless prefix
      error_msg = 'WARNING: prefix needs to have eight characters' unless error_msg || prefix.length >= 8
      error_msg = 'WARNING: prefix needs to be alphanumeric' unless error_msg || prefix.match(/\A[a-zA-Z0-9]*\z/)
      puts error_msg if error_msg

      error_msg.nil?
    }

    # global constants
    API_VERSION = '1.0.0'
    API_VERSION_NAMESPACE = "v#{API_VERSION.split('.')[0]}"
    RELATIVE_URL_ROOT = ENV['RAILS_RELATIVE_URL_ROOT'].to_s || '/'
    # TODO: add configuration model to save prefix and use ENV to overwrite it
    prefix = ENV['RAILS_API_KEY_PREFIX']
    if prefix_valid.call(prefix)
      API_KEY_PREFIX = prefix[0, 8]
    else
      puts "WARNING: ENV['RAILS_API_KEY_PREFIX'] is invalid"
      puts 'WARNING: Generating random prefix which will reset each server start'
      API_KEY_PREFIX = SecureRandom.alphanumeric(8)
      puts "Generated prefix: #{API_KEY_PREFIX}"
      puts "WARNING: Please modify api_key -> #{API_KEY_PREFIX}.########.############"
    end
    API_KEY_HEADER = ENV['RAILS_API_KEY_HEADER'] || 'X-API-Key'
  end
end