WIP - add migration

db/migrate/20160129135155_remove_dot_atom_path_ending_of_projects.rb

+class RemoveDotAtomPathEndingOfProjects < ActiveRecord::Migration
+
+  class ProjectPath
+    def initilize(old_path)
+      @old_path = old_path
+    end
+
+    def clean_path
+      @_clean_path ||= PathCleaner.clean(@old_path)
+    end
+  end
+
+  module PathCleaner
+    def initialize(path)
+      @path = path
+    end
+
+    def self.clean(*args)
+      new(*args).clean
+    end
+
+    def clean
+      path = cleaned_path
+      count = 0
+      while path_exists?(path)
+        path = "#{cleaned_path}#{count}"
+        count += 1
+      end
+      path
+    end
+
+    def cleaned_path
+      @_cleaned_path ||= path.gsub(/\.atom\z/, '-atom')
+    end
+
+    def path_exists?(path)
+      Project.find_by_path(path)
+    end
+  end
+
+  def up
+    projects_with_dot_atom.each do |project|
+      remove_dot(project)
+    end
+  end
+
+  private
+
+  def remove_dot(project)
+    #TODO
+  end
+
+
+end