1 files changed, 37 insertions, 0 deletions
diff --git a/app/serializers/entity_date_helper.rb b/app/serializers/entity_date_helper.rb
new file mode 100644
index 00000000000..9607ad55a8b
--- /dev/null
+++ b/app/serializers/entity_date_helper.rb
@@ -0,0 +1,37 @@
+module EntityDateHelper
+  include ActionView::Helpers::DateHelper
+
+  def interval_in_words(diff)
+    return 'Not started' unless diff
+
+    "#{distance_of_time_in_words(Time.now, diff)} ago"
+  end
+
+  # Converts seconds into a hash such as:
+  # { days: 1, hours: 3, mins: 42, seconds: 40 }
+  #
+  # It returns 0 seconds for zero or negative numbers
+  # It rounds to nearest time unit and does not return zero
+  # i.e { min: 1 } instead of { mins: 1, seconds: 0 }
+  def distance_of_time_as_hash(diff)
+    diff = diff.abs.floor
+
+    return { seconds: 0 } if diff == 0
+
+    mins = (diff / 60).floor
+    seconds = diff % 60
+    hours = (mins / 60).floor
+    mins = mins % 60
+    days = (hours / 24).floor
+    hours = hours % 24
+
+    duration_hash = {}
+
+    duration_hash[:days] = days if days > 0
+    duration_hash[:hours] = hours if hours > 0
+    duration_hash[:mins] = mins if mins > 0
+    duration_hash[:seconds] = seconds if seconds > 0
+
+    duration_hash
+  end
+end