client.rb in telegram-bot-ruby-0.3.0

- old
+ new

@@ -1,18 +1,20 @@
 module Telegram
   module Bot
     class Client
-      attr_reader :api, :offset, :timeout
+      attr_reader :api, :offset, :timeout, :logger
 
       def self.run(*args, &block)
         new(*args).run(&block)
       end
 
-      def initialize(token, timeout = 20)
+      def initialize(token, h = {})
+        options = default_options.merge(h)
         @api = Api.new(token)
-        @offset = 0
-        @timeout = timeout
+        @offset = options[:offset]
+        @timeout = options[:timeout]
+        @logger = options[:logger]
       end
 
       def run
         yield self
       end
@@ -23,14 +25,31 @@
           next unless response['ok']
 
           response['result'].each do |data|
             update = Types::Update.new(data)
             @offset = update.update_id.next
+            log_incoming_message(update.message)
             yield update.message
           end
         end
       rescue Net::ReadTimeout
         retry
+      end
+
+      private
+
+      def default_options
+        { offset: 0, timeout: 20, logger: NullLogger.new }
+      end
+
+      def log_incoming_message(message)
+        logger.info(
+          format(
+            'Incoming message: text="%s" uid=%i',
+            message.text,
+            message.from.id
+          )
+        )
       end
     end
   end
 end