From b861b85c36f2f0cd34633ab689f08b401d1b6dc0 Mon Sep 17 00:00:00 2001
From: yuriimaz <nopangolier1@gmail.com>
Date: Tue, 15 Aug 2023 18:54:25 +0300
Subject: [PATCH] Enh #24: Notification Grant Status

---
 Events.php                      |  7 +----
 assets/FcmPushAsset.php         |  2 --
 docs/CHANGELOG.md               |  4 +++
 resources/js/humhub.firebase.js | 45 ++++++++++++++++++++++++++++++++-
 4 files changed, 49 insertions(+), 9 deletions(-)

diff --git a/Events.php b/Events.php
index 07c851e..000d1dc 100644
--- a/Events.php
+++ b/Events.php
@@ -2,7 +2,6 @@
 
 namespace humhub\modules\fcmPush;
 
-
 use humhub\modules\fcmPush\assets\FcmPushAsset;
 use humhub\modules\fcmPush\assets\FirebaseAsset;
 use humhub\modules\fcmPush\components\NotificationTargetProvider;
@@ -17,7 +16,6 @@
 
 class Events
 {
-
     private const SESSION_VAR_LOGOUT = 'mobileAppHandleLogout';
     private const SESSION_VAR_LOGIN = 'mobileAppHandleLogin';
 
@@ -82,7 +80,6 @@ public static function onNotificationInfoWidget($event)
         $baseStack = $event->sender;
 
         $baseStack->addWidget(PushNotificationInfoWidget::class);
-
     }
 
     public static function onLayoutAddonInit($event)
@@ -111,7 +108,6 @@ public static function onLayoutAddonInit($event)
 
         FcmPushAsset::register(Yii::$app->view);
         FirebaseAsset::register(Yii::$app->view);
-
     }
 
     public static function onAfterLogout()
@@ -123,5 +119,4 @@ public static function onAfterLogin()
     {
         Yii::$app->session->set(self::SESSION_VAR_LOGIN, 1);
     }
-
-}
\ No newline at end of file
+}
diff --git a/assets/FcmPushAsset.php b/assets/FcmPushAsset.php
index 9dc1c41..4b01b9e 100644
--- a/assets/FcmPushAsset.php
+++ b/assets/FcmPushAsset.php
@@ -36,7 +36,5 @@ public static function register($view)
 
             return parent::register($view);
         }
-
-
     }
 }
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 9ad9e7a..8b73018 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,3 +1,7 @@
+Unreleased
+-----------------------------
+- Enh #24: Notification Grant Status
+
 2.0.0-beta.6 (August 1, 2023)
 -----------------------------
 - Fix #25: Notification is not sent in user's language setting
diff --git a/resources/js/humhub.firebase.js b/resources/js/humhub.firebase.js
index 2574c8b..17ee6a9 100644
--- a/resources/js/humhub.firebase.js
+++ b/resources/js/humhub.firebase.js
@@ -22,6 +22,47 @@ humhub.module('firebase', function (module, require, $) {
         }
     };
 
+    const getNotificationPermissionContent = function () {
+        if (!("Notification" in window)) {
+            return 'This browser does not support notifications.';
+        }
+        console.log('Notification.permission:', Notification.permission);
+        return Notification.permission === "granted"
+            ? 'Push Notifications are active on this browser.<br>You can disable it in browser settings for this site.'
+            : 'You have blocked Push Notifications.<br>' +
+            (Notification.permission === 'denied'
+                ? 'You can enable it in browser settings for this site.'
+                : '<a href="#" id="enablePushBtn"><i class="fa fa-unlock"></i> Click here to enable</a>'); // 'default'
+    }
+
+    const showNotificationPermissionWindow = function () {
+        function handlePermission(permission) {
+            // set the button to shown or hidden, depending on what the user answers
+            addPushNotificationPermissionsInfo(permission, true);
+        }
+
+        // Let's check if the browser supports notifications
+        if (!("Notification" in window)) {
+            console.log("This browser does not support notifications.");
+        } else {
+            Notification.requestPermission().then((permission) => {
+                handlePermission(permission);
+            });
+        }
+    }
+
+    const addPushNotificationPermissionsInfo = function (permission, rewrite = false) {
+        if (rewrite) {
+            const contentContainer = document.getElementById('notificationPermissions');
+            contentContainer.innerHTML = getNotificationPermissionContent()
+        } else {
+            const content = '<div class="panel panel-default panel-pn-permissions"><div class="panel-body" id="notificationPermissions">' + getNotificationPermissionContent() + '</div></div>';
+            $('.layout-sidebar-container').prepend($(content));
+        }
+
+        $('#enablePushBtn').on('click', showNotificationPermissionWindow);
+    }
+
     const afterServiceWorkerRegistration = function (registration) {
         //console.log("After Service Worker Registration");
         //console.log(registration);
@@ -33,6 +74,7 @@ humhub.module('firebase', function (module, require, $) {
         // Request for permission
         this.messaging.requestPermission().then(function () {
             //console.log('Notification permission granted.');
+            addPushNotificationPermissionsInfo('granted');
 
             that.messaging.getToken().then(function (currentToken) {
                 if (currentToken) {
@@ -48,6 +90,7 @@ humhub.module('firebase', function (module, require, $) {
             });
         }).catch(function (err) {
             module.log.info('Could not get Push Notification permission!', err);
+            addPushNotificationPermissionsInfo('denied');
         });
     };
 
@@ -131,4 +174,4 @@ humhub.module('firebase', function (module, require, $) {
 
 function afterServiceWorkerRegistration(registration) {
     humhub.modules.firebase.afterServiceWorkerRegistration(registration);
-}
\ No newline at end of file
+}