From 210becd24c67bceb3d542fd6145d3962ec6683be Mon Sep 17 00:00:00 2001
From: Matthijs Groen <matthijs.groen@gmail.com>
Date: Thu, 10 Oct 2024 13:43:34 +0200
Subject: [PATCH] Update date type

---
 app/graphql/types/date.rb      | 20 ++++++++++++++++++++
 app/graphql/types/goal_type.rb |  2 +-
 2 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 app/graphql/types/date.rb

diff --git a/app/graphql/types/date.rb b/app/graphql/types/date.rb
new file mode 100644
index 00000000..531a4020
--- /dev/null
+++ b/app/graphql/types/date.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+module Types
+  class Date < Types::BaseScalar
+    graphql_name "Date"
+    description "An ISO 8601-encoded date"
+
+    def self.coerce_input(value, _context)
+      begin
+        ::Date.iso8601(value.to_s)
+      rescue ArgumentError
+        raise GraphQL::CoercionError, "cannot coerce `#{value.inspect}` to Date"
+      end
+    end
+
+    def self.coerce_result(value, _context)
+      value
+    end
+  end
+end
\ No newline at end of file
diff --git a/app/graphql/types/goal_type.rb b/app/graphql/types/goal_type.rb
index c768bd5a..fe735126 100644
--- a/app/graphql/types/goal_type.rb
+++ b/app/graphql/types/goal_type.rb
@@ -11,7 +11,7 @@ class GoalType < BaseObject
     field :amount, Int,
           null: false,
           description: 'The amount of kudos that is required to reach the goal'
-    field :achieved_on,  GraphQL::Types::ISO8601DateTime,
+    field :achieved_on,  Types::Date,
           null: true,
           description: 'The date the goal is achieved'
     field :kudos_meter, Types::KudosMeterType,