Pull the bank holidays cache out to its own class

1 files changed, 28 insertions, 0 deletions

diff --git a/lib/mauve/bank_holidays_cache.rb b/lib/mauve/bank_holidays_cache.rb
new file mode 100644
index 0000000..ce50663
--- /dev/null
+++ b/lib/mauve/bank_holidays_cache.rb
@@ -0,0 +1,28 @@
+require 'mauve/calendar_interface'
+
+module Mauve
+
+  class BankHolidaysCache
+    def initialize
+      @bank_holidays = []
+      @last_checked_at = nil
+    end
+
+    def bank_holidays
+      now = Time.now
+      #
+      # Update the bank holidays list hourly.
+      #
+      if @bank_holidays.nil? or
+         @last_checked_at.nil? or
+         @last_checked_at < (now - 1.hour)
+
+        @bank_holidays = CalendarInterface.get_bank_holiday_list(now)
+        @last_checked_at = now
+      end
+
+      @bank_holidays
+    end
+  end # class BankHolidaysCache
+
+end # module Mauve