GraphQL Create datetime type #2644

src/ApiBundle/GraphQL/Resources/config/Query.types.yaml

@@ -61,7 +61,7 @@ UserMessage:
                 type: 'User'
                 resolve: "@=resolver('message_sender', [value])"
             sendDate:
-                type: 'String'
+                type: 'DateTime'
             excerpt:
                 type: 'String'
                 args:

src/ApiBundle/GraphQL/Resources/config/Scalar.types.yaml

@@ -0,0 +1,6 @@
+DateTime:
+    type: custom-scalar
+    config:
+        serialize: ["Chamilo\\ApiBundle\\GraphQL\\Type\\DateTimeType", "serialize"]
+        parseValue: ["Chamilo\\ApiBundle\\GraphQL\\Type\\DateTimeType", "parseValue"]
+        parseLiteral: ["Chamilo\\ApiBundle\\GraphQL\\Type\\DateTimeType", "parseLiteral"]

src/ApiBundle/GraphQL/Type/DateTimeType.php

@@ -0,0 +1,44 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\ApiBundle\GraphQL\Type;
+
+use GraphQL\Language\AST\Node;
+
+/**
+ * Class DateTimeType
+ *
+ * @package Chamilo\ApiBundle\GraphQL\Type
+ */
+class DateTimeType
+{
+    /**
+     * @param \DateTime $value
+     *
+     * @return string
+     */
+    public static function serialize(\DateTime $value)
+    {
+        return $value->format(\DateTime::ATOM);
+    }
+
+    /**
+     * @param string $value
+     *
+     * @return \DateTime
+     */
+    public static function parseValue(string $value)
+    {
+        return new \DateTime($value, new \DateTimeZone('UTC'));
+    }
+
+    /**
+     * @param Node $valueNode
+     *
+     * @return \DateTime
+     */
+    public static function parseLiteral(Node $valueNode)
+    {
+        return new \DateTime($valueNode->value, new \DateTimeZone('UTC'));
+    }
+}