Start major refactoring of recurring_todos. Started with creating new recurring todos.

All current and new tests pass

app/models/recurring_todos/weekly_repeat_pattern.rb

@@ -0,0 +1,29 @@
+module RecurringTodos
+
+  class WeeklyRepeatPattern < AbstractRepeatPattern
+
+    def initialize(user, attributes)
+      super user, attributes
+    end
+
+    def mapped_attributes
+      mapping = @attributes
+
+      mapping = map(mapping, :every_other1, 'weekly_every_x_week')
+
+      { monday: 1, tuesday: 2, wednesday: 3, thursday: 4, friday: 5, saturday: 6, sunday: 0 }.each{|day, index| mapping = map_day(mapping, :every_day, "weekly_return_#{day}", index)}
+
+      mapping
+    end
+
+    def map_day(mapping, key, source_key, index)
+      mapping[key]        ||= '       ' # avoid nil
+      mapping[source_key] ||= ' '       # avoid nil
+
+      mapping[key] = mapping[key][0, index] + mapping[source_key] + mapping[key][index+1, mapping[key].length]
+      mapping
+    end
+
+  end
+  
+end