# frozen_string_literal: true

require 'yaml'

# Configuration loader - loads config defaults and an optional config file
class Config

  DEFAULT_CONFIG = 'config/defaults.yaml'

  def initialize(config_path)
    # Load the default config
    @data = YAML.load_file(DEFAULT_CONFIG)

    # End if the optional config file doesn't exist
    return unless File.exist?(config_path)

    # If the optional config exists, load it up!
    @data.merge!(YAML.load_file(config_path))
  end

  def get(key)
    bits = key.split('.')
    value = @data

    bits.each do |bit|
      value = value[bit]
    end

    return value
  end

end