Added the required classes

code/todo_list.rb

@@ -0,0 +1,72 @@
+class TodoItem
+	attr_accessor :description
+
+	def initialize(description, done=false)
+		@description = description
+		@done = done
+	end
+
+	def done?
+		@done
+	end
+
+	def done!
+		@done = true
+	end
+
+end
+
+class TodoList
+	attr_reader :name, :color, :items
+
+	def initialize(name, color={})
+		@name = name
+		@color = color[:color]
+		@items = []
+	end
+
+	def add(item)
+		if item.class == TodoItem
+			@items.push(item)
+		else
+			@items.push(TodoItem.new(item))
+		end
+	end
+
+	def items_pending
+		@items_pending = []	
+		@items.each do |x|
+			if !x.done?
+				@items_pending.push(x)
+			end
+		end
+		@items_pending
+	end
+
+	def items_done
+		@items_done = []
+		@items.each do |x|
+			if x.done?
+				@items_done.push(x)
+			end
+		end
+		@items_done
+	end
+
+	def find_by_description(description)
+		@items.each do |x|
+			if x.description == description
+				x
+			end
+		end		
+	end
+
+	def set_as_done(description)
+		@items.each do |x|
+			if x.description == description
+				x.done!
+			end
+		end
+	end
+
+end