From 801c95467384bfaf38ddbe1bb752af338bd83bf3 Mon Sep 17 00:00:00 2001
From: Elias Nahum <nahumhbl@gmail.com>
Date: Tue, 20 Jul 2021 09:58:10 -0400
Subject: [PATCH] hasPermission role utility (#5554)

---
 app/utils/role/index.ts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 app/utils/role/index.ts

diff --git a/app/utils/role/index.ts b/app/utils/role/index.ts
new file mode 100644
index 0000000000..b3beff765a
--- /dev/null
+++ b/app/utils/role/index.ts
@@ -0,0 +1,14 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+import type RoleModel from '@typings/database/models/servers/role';
+
+export function hasPermission(roles: RoleModel[] | Role[], permission: string, defaultValue: boolean) {
+    const permissions = new Set<string>();
+    for (const role of roles) {
+        role.permissions.forEach(permissions.add, permissions);
+    }
+
+    const exists = permissions.has(permission);
+    return defaultValue === true || exists;
+}