Digest week working even with no week number

app/controllers/digests_controller.rb

@@ -20,6 +20,8 @@ class DigestsController < ApplicationController
   private
 
   def set_week
+    return unless params[:period][:week].present?
+
     @week = Date.commercial params[:period][:year].to_i,
                             params[:period][:week].to_i
   end

app/models/event.rb

@@ -58,7 +58,10 @@ class Event < ApplicationRecord
           start_date.to_date.end_of_month.end_of_week.end_of_day
   end)
   scope :period, (lambda do |year, week|
-    start_date = Date.commercial(year.to_i, week.to_i)
+    start_date = Date.commercial(
+      year.to_i,
+      (week || (Time.zone.today + 7.days).cweek).to_i
+    )
     where '? <= end_time and start_time <= ?',
           start_date, start_date.end_of_week.end_of_day
   end)

app/views/digests/markdown.html.haml

-- title = t '.title', week: @week.cweek, year: @week.year
+- title = t '.title', week: @week.cweek, year: (@week + 4.days).year
 
 - description = capture_haml do
   = t '.week', count: @events.count, count_by_country: count_by_country(@events)