iOS 15 Feature Notification action icons

iOS_SDK/OneSignalSDK/Source/OSNotification.m

@@ -169,10 +169,20 @@ - (void)parseActionButtons:(NSArray<NSDictionary*>*)buttons {
             continue;
         }
 
-        [buttonArray addObject: @{
-            @"text" : button[@"n"],
-            @"id" : (button[@"i"] ?: button[@"n"])
-        }];
+        NSMutableDictionary *actionDict = [NSMutableDictionary new];
+        actionDict[@"text"] = button[@"n"];
+        actionDict[@"id"] = button[@"i"] ?: button[@"n"];
+
+        // Parse Action Icon into system or template icon
+        if (button[@"icon_type"] && button[@"path"]) {
+            if ([button[@"icon_type"] isEqualToString:@"system"]) {
+                actionDict[@"systemIcon"] = button[@"path"];
+            } else if ([button[@"icon_type"] isEqualToString:@"custom"]) {
+                actionDict[@"templateIcon"] = button[@"path"];
+            }
+        }
+
+        [buttonArray addObject: actionDict];
     }
 
     _actionButtons = buttonArray;

iOS_SDK/OneSignalSDK/Source/OneSignalHelper.m

@@ -566,16 +566,59 @@ + (UNNotificationRequest*)prepareUNNotificationRequest:(OSNotification*)notifica
     return [UNNotificationRequest requestWithIdentifier:identifier content:content trigger:trigger];
 }
 
++ (UNNotificationAction *)createActionForButton:(NSDictionary *)button {
+    NSString *buttonId = button[@"id"];
+    NSString *buttonText = button[@"text"];
+
+    if (@available(iOS 15.0, *)) {
+        // Using reflection for Xcode versions lower than 13
+        id icon; // UNNotificationActionIcon
+        let UNNotificationActionIconClass = NSClassFromString(@"UNNotificationActionIcon");
+        if (UNNotificationActionIconClass) {
+            if (button[@"systemIcon"]) {
+                icon = [UNNotificationActionIconClass performSelector:@selector(iconWithSystemImageName:)
+                                                           withObject:button[@"systemIcon"]];
+            } else if (button[@"templateIcon"]) {
+                icon = [UNNotificationActionIconClass performSelector:@selector(iconWithTemplateImageName:)
+                                                           withObject:button[@"templateIcon"]];
+            }
+        }
+
+        // We need to use NSInvocation because performSelector only allows up to 2 arguments
+        SEL actionSelector = NSSelectorFromString(@"actionWithIdentifier:title:options:icon:");
+        UNNotificationAction * __unsafe_unretained action;
+        NSInvocation *invocation = [NSInvocation invocationWithMethodSignature:[UNNotificationAction methodSignatureForSelector:actionSelector]];
+        [invocation setTarget:[UNNotificationAction class]];
+        [invocation setSelector:actionSelector];
+        /*
+         From Apple's Documentation on NSInvocation:
+         Indices 0 and 1 indicate the hidden arguments self and _cmd, respectively;
+         you should set these values directly with the target and selector properties.
+         Use indices 2 and greater for the arguments normally passed in a message.
+        */
+        NSUInteger actionOption = UNNotificationActionOptionForeground;
+        [invocation setArgument:&buttonId atIndex:2];
+        [invocation setArgument:&buttonText atIndex:3];
+        [invocation setArgument:&actionOption atIndex:4];
+        [invocation setArgument:&icon atIndex:5];
+        [invocation invoke];
+        [invocation getReturnValue:&action];
+        return action;
+    } else {
+        return [UNNotificationAction actionWithIdentifier:buttonId
+                                                    title:buttonText
+                                                  options:UNNotificationActionOptionForeground];
+    }
+}
+
 + (void)addActionButtons:(OSNotification*)notification
    toNotificationContent:(UNMutableNotificationContent*)content {
     if (!notification.actionButtons || notification.actionButtons.count == 0)
         return;
 
     let actionArray = [NSMutableArray new];
     for(NSDictionary* button in notification.actionButtons) {
-        let action = [UNNotificationAction actionWithIdentifier:button[@"id"]
-                                                          title:button[@"text"]
-                                                        options:UNNotificationActionOptionForeground];
+        let action = [self createActionForButton:button];
         [actionArray addObject:action];
     }
 

iOS_SDK/OneSignalSDK/UnitTests/Shadows/OneSignalHelperOverrider.h

@@ -28,6 +28,11 @@
 #import <Foundation/Foundation.h>
 #import <UIKit/UIKit.h>
 #import <XCTest/XCTest.h>
+#import "OneSignalHelper.h"
+
+@interface OneSignalHelper (Tests)
++ (UNNotificationAction *)createActionForButton:(NSDictionary *)button;
+@end
 
 @interface OneSignalHelperOverrider : NSObject
 + (void)reset;

iOS_SDK/OneSignalSDK/UnitTests/UnitTests.m

@@ -3113,6 +3113,115 @@ - (void)testDeviceStateJson {
     XCTAssertEqualObjects(json[@"isSMSSubscribed"], @1);
 }
 
+- (void)testParseNotificationSystemActionIconJson {
+    NSDictionary *aps = @{
+                        @"aps": @{
+                            @"content-available": @1,
+                            @"mutable-content": @1,
+                            @"alert": @"Message Body",
+                        },
+                        @"os_data": @{
+                            @"i": @"notif id",
+                            @"ti": @"templateId123",
+                            @"tn": @"Template name",
+                            @"buttons": @[@{
+                                @"i": @"id1",
+                                @"n": @"text1",
+                                @"path": @"hand.thumbsup",
+                                @"icon_type": @"system"
+                            }]
+                        }};
+    OSNotification *notification = [OSNotification parseWithApns:aps];
+    XCTAssertEqualObjects(notification.actionButtons[0][@"systemIcon"], @"hand.thumbsup");
+}
+
+- (void)testParseNotificationTemplateActionIconJson {
+    NSDictionary *aps = @{
+                        @"aps": @{
+                            @"content-available": @1,
+                            @"mutable-content": @1,
+                            @"alert": @"Message Body",
+                        },
+                        @"os_data": @{
+                            @"i": @"notif id",
+                            @"ti": @"templateId123",
+                            @"tn": @"Template name",
+                            @"buttons": @[@{
+                                @"i": @"id1",
+                                @"n": @"text1",
+                                @"path": @"myImage/thumbsup",
+                                @"icon_type": @"custom"
+                            }]
+                        }};
+    OSNotification *notification = [OSNotification parseWithApns:aps];
+    XCTAssertEqualObjects(notification.actionButtons[0][@"templateIcon"], @"myImage/thumbsup");
+}
+
+- (void)testCreateActionForButtonsWithIcon {
+    if (@available(iOS 15.0, *)) {
+        NSDictionary *aps = @{
+                            @"aps": @{
+                                @"content-available": @1,
+                                @"mutable-content": @1,
+                                @"alert": @"Message Body",
+                            },
+                            @"os_data": @{
+                                @"i": @"notif id",
+                                @"ti": @"templateId123",
+                                @"tn": @"Template name",
+                                @"buttons": @[@{
+                                    @"i": @"id1",
+                                    @"n": @"text1",
+                                    @"path": @"myImage/thumbsup",
+                                    @"icon_type": @"custom"
+                                }]
+                            }};
+        OSNotification *notification = [OSNotification parseWithApns:aps];
+        UNNotificationAction *action = [OneSignalHelper createActionForButton:notification.actionButtons[0]];
+        XCTAssertNotNil(action.icon);
+
+        aps = @{
+                @"aps": @{
+                    @"content-available": @1,
+                    @"mutable-content": @1,
+                    @"alert": @"Message Body",
+                },
+                @"os_data": @{
+                    @"i": @"notif id",
+                    @"ti": @"templateId123",
+                    @"tn": @"Template name",
+                    @"buttons": @[@{
+                        @"i": @"id1",
+                        @"n": @"text1",
+                        @"path": @"hand.thumbsup",
+                        @"icon_type": @"system"
+                    }]
+                }};
+        notification = [OSNotification parseWithApns:aps];
+        action = [OneSignalHelper createActionForButton:notification.actionButtons[0]];
+        XCTAssertNotNil(action.icon);
+
+        aps = @{
+                @"aps": @{
+                    @"content-available": @1,
+                    @"mutable-content": @1,
+                    @"alert": @"Message Body",
+                },
+                @"os_data": @{
+                    @"i": @"notif id",
+                    @"ti": @"templateId123",
+                    @"tn": @"Template name",
+                    @"buttons": @[@{
+                        @"i": @"id1",
+                        @"n": @"text1"
+                    }]
+                }};
+        notification = [OSNotification parseWithApns:aps];
+        action = [OneSignalHelper createActionForButton:notification.actionButtons[0]];
+        XCTAssertNil(action.icon);
+    }
+}
+
 - (void)testNotificationJson {
     NSDictionary *aps = @{
                         @"aps": @{