Output logging pattern created

input/commands/showcommand.rb

@@ -1,6 +1,8 @@
 require_relative 'command'
 require_relative '../inputbuffer'
 require_relative '../../system/inventory'
+require_relative '../../output/outputbuffer'
+
 
 class ShowCommand < Command
 
@@ -9,7 +11,7 @@ def initialize()
   end
 
   def execute()
-    puts Inventory.instance.print
+    OutputBuffer.instance.insert(Inventory.instance.print)
   end
 
   def unexecute()

input/inputhandler.rb

@@ -6,6 +6,8 @@
 require_relative 'bufferinvoker'
 require_relative '../system/inventory'
 require_relative '../system/bag'
+require_relative '../output/outputbuffer'
+
 module Parser
 
  def Parser.pp
@@ -14,10 +16,10 @@ def Parser.pp
   # Begin the parseing of input
   def Parser.parse
     commands = ["add {item} {amount}", "order {item} {amount} ... ", "show", "check {item} {amount}"]
-    puts "Structure: {command} {arguments*}"
-    puts commands
+    OutputBuffer.instance.insert("Structure: {command} {arguments*}")
+    OutputBuffer.instance.insert(commands)
     @invoker = BufferInvoker.new()
-
+    puts OutputBuffer.instance.string
     begin
       print "% "
       #Parser::pp
@@ -58,10 +60,13 @@ def Parser.parse
       else
         puts "Command not valid"
       end
-      Inventory.instance.print unless command.eql?("show")
+
+      OutputBuffer.instance.insert(Inventory.instance.print) unless command == "show"
+      puts OutputBuffer.instance.string 
     end until command == "exit"
-    puts "Finishing up.."
-    puts "Done"
+    OutputBuffer.instance.insert("Finishing up..")
+    OutputBuffer.instance.insert("Done")
+    puts OutputBuffer.instance.string
   end
 end
 

output/outputbuffer.rb

@@ -6,12 +6,14 @@ def initialize()
     @buffer = []
   end
 
-  def insert(n, token)
-    @buffer.insert( n, token )
+  def insert(token)
+    @buffer << token
   end
 
   def string()
-    return @buffer.join( " " )
+    buff = @buffer.join( "\n" )
+    @buffer = []
+    return buff
   end
 
   def remove(n)

system/bag.rb

@@ -72,7 +72,15 @@ def each(&block)
   ## => Formating
   # Let me know how many things are in my bag man.
   def print
-    puts "Current Inventory"
-    @bag.each {|item, amount| puts "  #{item}: #{amount}"}
+    buffer = []
+    if @bag.empty?
+      buffer << "Bag is empty"
+    else
+      buffer << "Current Inventory"
+      @bag.each do |item, amount| 
+        buffer << "  #{item}: #{amount}"
+      end
+    end
+    buffer
   end
 end