# encoding: utf-8
module FeduxOrgStdlib
  module Plugins
    class Plugin
      attr_accessor :name, :gem_name, :enabled, :spec, :active

      def initialize(name, gem_name, spec, enabled)
        @name, @gem_name, @enabled, @spec = name, gem_name, enabled, spec
      end

      # Disable a plugin. (prevents plugin from being loaded, cannot
      # disable an already activated plugin)
      def disable!
        self.enabled = false
      end

      # Enable a plugin. (does not load it immediately but puts on
      # 'white list' to be loaded)
      def enable!
        self.enabled = true
      end

      # Activate the plugin (require the gem - enables/loads the
      # plugin immediately at point of call, even if plugin is
      # disabled)
      # Does not reload plugin if it's already active.
      def activate!
        begin 
          if !active?
            begin
              require gem_name
            rescue LoadError
              require gem_name.gsub(/-/, '/')
            end
          end
        rescue LoadError => e
          warn "Found plugin #{gem_name}, but could not require '#{gem_name}' or '#{gem_name.gsub(/-/, '/')}'"
          warn e
        rescue => e
          warn "require '#{gem_name}' # Failed, saying: #{e}"
        end

        self.active = true
        self.enabled = true
      end

      alias active? active
      alias enabled? enabled
    end
  end
end