first version of aoc helper

app/tasks/new_day.rb

@@ -0,0 +1,21 @@
+require "tty-prompt"
+require "tty-file"
+require "ostruct"
+
+def new_day(prompt, day)
+  input = prompt.multiline("Example input").join("")
+  print input
+  result = prompt.ask("Example result")
+
+  day_name = "day_#{day}"
+  
+  TTY::File.copy_directory("app/templates","#{day_name}")
+
+  TTY::File.replace_in_file "#{day_name}/run.rb", /%day_name%/, day_name
+  TTY::File.replace_in_file "#{day_name}/test.rb", /%day_name%/, day_name
+  TTY::File.replace_in_file "#{day_name}/test.rb", /%example_result%/, result 
+  TTY::File.replace_in_file "#{day_name}/test.rb", /%example_input%/, input 
+
+  puts "Done - run with:"
+  puts "ruby #{day_name}/test.rb"
+end

app/tasks/part_two.rb

@@ -0,0 +1,5 @@
+require "tty-prompt"
+
+def part_two(prompt, day)
+  prompt.say("part two not yet supported")
+end