1 files changed, 29 insertions, 0 deletions
diff --git a/app/graphql/types/duration_type.rb b/app/graphql/types/duration_type.rb
new file mode 100644
index 00000000000..260a2975ec1
--- /dev/null
+++ b/app/graphql/types/duration_type.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+module Types
+  class DurationType < BaseScalar
+    graphql_name 'Duration'
+    description <<~DESC
+      Duration between two instants, represented as a fractional number of seconds.
+
+      For example: 12.3334
+    DESC
+
+    def self.coerce_input(value, ctx)
+      case value
+      when Float
+        value
+      when Integer
+        value.to_f
+      when NilClass
+        raise GraphQL::CoercionError, 'Cannot be nil'
+      else
+        raise GraphQL::CoercionError, "Expected number: got #{value.class}"
+      end
+    end
+
+    def self.coerce_result(value, ctx)
+      value.to_f
+    end
+  end
+end