Add a Todos::Calendar object

app/models/todos/calendar.rb

@@ -0,0 +1,67 @@
+module Todos
+  class Calendar
+
+    attr_reader :user, :included_tables
+
+    def initialize(user)
+      @user = user
+      @included_tables = Todo::DEFAULT_INCLUDES
+    end
+
+    def projects
+      user.projects
+    end
+
+    def due_today
+      user.todos.not_completed.
+        where('todos.due <= ?', today).
+        includes(included_tables).
+        reorder("due")
+    end
+
+    def due_this_week
+      user.todos.not_completed.
+        where('todos.due > ? AND todos.due <= ?', today, Time.zone.now.end_of_week).
+        includes(included_tables).
+        reorder("due")
+    end
+
+    def due_next_week
+      user.todos.not_completed.
+        where('todos.due > ? AND todos.due <= ?', end_of_the_week, end_of_next_week).
+        includes(included_tables).
+        reorder("due")
+    end
+
+    def due_this_month
+      user.todos.not_completed.
+        where('todos.due > ? AND todos.due <= ?', end_of_next_week, end_of_the_month).
+        includes(included_tables).
+        reorder("due")
+    end
+
+    def due_after_this_month
+      user.todos.not_completed.
+        where('todos.due > ?', end_of_the_month).
+        includes(included_tables).
+        reorder("due")
+    end
+
+    def today
+      @today ||= Time.zone.now
+    end
+
+    def end_of_the_week
+      @end_of_the_week ||= today.end_of_week
+    end
+
+    def end_of_next_week
+      @end_of_next_week ||= end_of_the_week + 7.days
+    end
+
+    def end_of_the_month
+      @end_of_the_month ||= today.end_of_month
+    end
+
+  end
+end