im.rb in slack-ruby-client-0.5.4

- old
+ new

@@ -12,10 +12,11 @@
           #   Direct message channel to close.
           # @see https://api.slack.com/methods/im.close
           # @see https://github.com/dblock/slack-api-ref/blob/master/methods/im.close.json
           def im_close(options = {})
             throw ArgumentError.new('Required arguments :channel missing') if options[:channel].nil?
+            options = options.merge(channel: channels_id(options)['channel']['id']) if options[:channel]
             post('im.close', options)
           end
 
           #
           # This method returns a portion of messages/events from the specified direct message channel.
@@ -34,10 +35,11 @@
           #   Include unread_count_display in the output?.
           # @see https://api.slack.com/methods/im.history
           # @see https://github.com/dblock/slack-api-ref/blob/master/methods/im.history.json
           def im_history(options = {})
             throw ArgumentError.new('Required arguments :channel missing') if options[:channel].nil?
+            options = options.merge(channel: channels_id(options)['channel']['id']) if options[:channel]
             post('im.history', options)
           end
 
           #
           # This method returns a list of all im channels that the user has.
@@ -58,10 +60,11 @@
           # @see https://api.slack.com/methods/im.mark
           # @see https://github.com/dblock/slack-api-ref/blob/master/methods/im.mark.json
           def im_mark(options = {})
             throw ArgumentError.new('Required arguments :channel missing') if options[:channel].nil?
             throw ArgumentError.new('Required arguments :ts missing') if options[:ts].nil?
+            options = options.merge(channel: channels_id(options)['channel']['id']) if options[:channel]
             post('im.mark', options)
           end
 
           #
           # This method opens a direct message channel with another member of your Slack team.
@@ -70,9 +73,10 @@
           #   User to open a direct message channel with.
           # @see https://api.slack.com/methods/im.open
           # @see https://github.com/dblock/slack-api-ref/blob/master/methods/im.open.json
           def im_open(options = {})
             throw ArgumentError.new('Required arguments :user missing') if options[:user].nil?
+            options = options.merge(user: users_id(options)['user']['id']) if options[:user]
             post('im.open', options)
           end
         end
       end
     end