From b9406731a42f04520bad2b452f2f633f342a70b6 Mon Sep 17 00:00:00 2001
From: Pierre <pierre@hubert.fr>
Date: Sun, 18 Feb 2018 18:57:19 +0100
Subject: [PATCH] Can get the number of unread notifications

---
 RestControllers/notificationsController.php | 30 +++++++++++++++++++++
 classes/components/notifications.php        | 18 +++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 RestControllers/notificationsController.php

diff --git a/RestControllers/notificationsController.php b/RestControllers/notificationsController.php
new file mode 100644
index 0000000..f9a736a
--- /dev/null
+++ b/RestControllers/notificationsController.php
@@ -0,0 +1,30 @@
+<?php
+/**
+ * Notifications REST controller
+ * 
+ * @author Pierre HUBERT
+ */
+
+class notificationsController {
+
+
+	/**
+	 * Get the number of unread notifications of a user
+	 * 
+	 * @url POST notifications/count_unread
+	 */
+	public function count_unread(){
+
+		user_login_required();
+
+		//Get the number of unread notifications
+		$number = components()->notifications->count_unread(userID);
+
+		//Return it
+		return array(
+			"number" => $number
+		);
+
+	}
+
+}
\ No newline at end of file
diff --git a/classes/components/notifications.php b/classes/components/notifications.php
index e77531c..9d660f6 100644
--- a/classes/components/notifications.php
+++ b/classes/components/notifications.php
@@ -13,6 +13,24 @@ class notificationComponent {
 	 */
 	const NOTIFICATIONS_TABLE = "comunic_notifications";
 
+	/**
+	 * Count the number of unread notifications of a user
+	 * 
+	 * @param int $userID Target user ID
+	 * @return int The number of unread notifications
+	 */
+	public function count_unread(int $userID) : int {
+
+		//Set the conditions of the request
+		$conditions = "WHERE dest_user_id = ? AND seen = 0";
+		$values = array($userID);
+
+		//Compute and return result
+		return CS::get()->db->count(self::NOTIFICATIONS_TABLE, $conditions, $values);
+
+	}
+
+
 	/**
 	 * Push a new notification
 	 *