require 'missionhub/version'
module MissionHub
  # Defines constants and methods related to configuration
  module Config


    # The API Key if none is set
    DEFAULT_CLIENT_SECRET = nil

    # The endpoint that will be used to connect if none is set
    DEFAULT_SITE = 'https://www.missionhub.com/apis/v3'

    # An array of valid keys in the options hash when configuring a {Twitter::Client}
    VALID_OPTIONS_KEYS = [
      :client_secret,
      :site,
      :organization_id
    ]

    # When this module is extended, set all configuration options to their default values
    def self.extended(base)
      base.reset
    end

    VALID_OPTIONS_KEYS.each do |attr|
      define_method(attr) do
        Thread.current["mission_hub.#{attr}"]
      end

      define_method("#{attr}=") do |val|
        Thread.current["mission_hub.#{attr}"] = val
      end
    end

    # Convenience method to allow configuration options to be set in a block
    def config
      yield self
      Base.site = Thread.current["mission_hub.site"]
      self
    end

    # Create a hash of options and their values
    def options
      options = {}
      VALID_OPTIONS_KEYS.each{|k| options[k] = send(k)}
      options
    end

    # Reset all configuration options to defaults
    def reset
      self.client_secret      = DEFAULT_CLIENT_SECRET
      self.site               = DEFAULT_SITE
      self
    end
  end
end