From fb36d8dd2ca8b37e155ca84cc3da2cf435d16c89 Mon Sep 17 00:00:00 2001
From: Jun Pataleta <jun@moodle.com>
Date: Fri, 10 Mar 2017 12:05:38 +0800
Subject: [PATCH] MDL-58048 mod: New callback implementation

* Callback function implementation of
<modname>_core_calendar_event_action_shows_item_count for:
 - mod_assign
 - mod_forum

Part of MDL-55611 epic.
---
 mod/assign/lib.php | 17 +++++++++++++++++
 mod/forum/lib.php  | 13 +++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/mod/assign/lib.php b/mod/assign/lib.php
index 57ac40853fd..c789465e031 100644
--- a/mod/assign/lib.php
+++ b/mod/assign/lib.php
@@ -1772,3 +1772,20 @@ function mod_assign_core_calendar_provide_event_action(\core_calendar\event $eve
         $actionable
     );
 }
+
+/**
+ * Callback function that determines whether an action event should be showing its item count
+ * based on the event type and the item count.
+ *
+ * @param \core_calendar\event $event The calendar event.
+ * @param int $itemcount The item count associated with the action event.
+ * @return bool
+ */
+function mod_assign_core_calendar_event_action_shows_item_count(\core_calendar\event $event, $itemcount = 0) {
+    // List of event types where the action event's item count should be shown.
+    $eventtypesshowingitemcount = [
+        ASSIGN_EVENT_TYPE_GRADINGDUE
+    ];
+    // For mod_assign, item count should be shown if the event type is 'gradingdue' and there is one or more item count.
+    return in_array($event->eventtype, $eventtypesshowingitemcount) && $itemcount > 0;
+}
diff --git a/mod/forum/lib.php b/mod/forum/lib.php
index e26deede178..be1a17d179f 100644
--- a/mod/forum/lib.php
+++ b/mod/forum/lib.php
@@ -8116,3 +8116,16 @@ function mod_forum_get_fontawesome_icon_map() {
         'mod_forum:t/unsubscribed' => 'fa-envelope-open-o',
     ];
 }
+
+/**
+ * Callback function that determines whether an action event should be showing its item count
+ * based on the event type and the item count.
+ *
+ * @param \core_calendar\event $event The calendar event.
+ * @param int $itemcount The item count associated with the action event.
+ * @return bool
+ */
+function mod_forum_core_calendar_event_action_shows_item_count(\core_calendar\event $event, $itemcount = 0) {
+    // Always show item count for forums if item count is greater than 0.
+    return $itemcount > 0;
+}
\ No newline at end of file