iOS

iOS 12 新特性 Sirishortcut(捷径)调研(一)

2018-10-29  本文已影响52人  Boothlee

什么是Sirishortcut

Siri Shortcuts 的核心是自动化。
引用喵神的表述:

和 ML 领域类似,另一个开花结果的案子是对 Workflow 的收购:Shortcuts app 整个就是 Siri 版的 Workflow。Siri 在面对 Amazon 和 Google 这样的“后来者”挑战时,确实显得力不从心,而从 Keynote 的演示来看,Shortcuts 可能会是一剂良药。
和近几年的其他很多功能一样,开发者通过操作 NSUserActivity 来配置简单的 Shortcuts 以获取 Siri 的推荐。如果你想要更加自定义的行为和表现,那还需要定义和开发新的 Intent app extension。这部分内容都被作为 SiriKit 的追加内容,希望能够为用户带来每天使用 Siri 的理由吧。

Sirishortcut的使用

Sirishortcut的创建方式分为两种:

通过NSUserActivity创建捷径

首先需要在info.plist中添加相应的type 如下图 item0为自定义的type

Sirishortcut_info_plist.jpg

注册完自定义的type之后,下面就开始创建NSUserActivity 这里一般称为donate shortcuts
我们想要在用户点击再来一单的时候,创建快捷下单的捷径:

///MARK:donate shortcuts
- (void)addCreateOrderActivity {
    //根据plist文件的值,创建 UserActivity
    NSUserActivity *checkInActivity = [[NSUserActivity alloc] initWithActivityType:@"com.xxxx.xxxx.orderquilkly"];
    //设置 YES,通过系统的搜索,可以搜索到该 UserActivity
    checkInActivity.eligibleForSearch = YES;
    //允许系统预测用户行为,并在合适的时候给出提醒。(搜索界面,屏锁界面等。)
    if (@available(iOS 12.0, *)) {
        checkInActivity.eligibleForPrediction = YES;
    }
    checkInActivity.title = @"咖啡快捷下单";
    checkInActivity.userInfo = @{@"key1":@"value1"};
    checkInActivity.keywords = [NSSet setWithObjects:@"咖啡",@"下单", nil];
    //引导用户新建语音引导(具体效果见下图)
    if (@available(iOS 12.0, *)) {
        checkInActivity.suggestedInvocationPhrase = @"咖啡下单";
    }
    CSSearchableItemAttributeSet * attributes = [[CSSearchableItemAttributeSet alloc] init];
    UIImage *icon = [UIImage imageNamed:@"about_us_logo"];
    attributes.thumbnailData = UIImagePNGRepresentation(icon);
    attributes.contentDescription = @"每天一杯咖啡,Lucy in coffee";
    checkInActivity.contentAttributeSet = attributes;
    self.userActivity = checkInActivity;
}

这样用户就可以通过Spotlight搜索到下单的捷径,打开APP后在AppDelegate中的处理如下:

- (BOOL)application:(UIApplication *)application continueUserActivity:(NSUserActivity *)userActivity restorationHandler:(void (^)(NSArray<id<UIUserActivityRestoring>> * _Nullable))restorationHandler {
    NSLog(@"%s",__func__);
    NSLog(@"%@",userActivity.userInfo);
    if ([userActivity.activityType isEqualToString:@"com.xxxx.xxxx.orderquilkly"]) {
        NSLog(@"====>>>快捷下单处理");
    } else if ([userActivity.activityType isEqualToString:@"QuickOrderCoffeeIntent"]) {
        NSLog(@"===>>>自定义 intent:%@",userActivity)
    }
    return YES;
}

我们可以将捷径添加到Siri,引导用户设置自定义的短语,这样就通过Siri激活捷径,引导用户添加代码如下:

///MARK:建议用户添加shortcuta到Siri短语
- (void)suggestUserAddShortcutToSiri {
    if (@available(iOS 12.0, *)) {
        [[INVoiceShortcutCenter sharedCenter] getAllVoiceShortcutsWithCompletion:^(NSArray<INVoiceShortcut *> * _Nullable voiceShortcuts, NSError * _Nullable error) {
            BOOL isAdd = NO;
            INVoiceShortcut *shortcut = nil;
            for (INVoiceShortcut *voice in voiceShortcuts) {
                NSLog(@"====>>获取到的VoiceShortcuts :%@",voice.shortcut.userActivity.activityType);
                if ([voice.shortcut.userActivity.activityType isEqualToString:@"com.xxx.xxx.orderquilkly"]) {
                    isAdd = YES;
                    shortcut = voice;
                    NSLog(@"===>>>快捷下单shortcut已经添加到Siri");
                }
            }
            if (isAdd) {
                 [self openEditVoiceVC:shortcut];
            } else {
                [self openAddVoiceVC];
            }
        }];
    }
}
///MARK:打开Siri添加短语页面
- (void)openAddVoiceVC {
    if (@available(iOS 12.0, *)) {
        INShortcut *shortcut = [[INShortcut alloc] initWithUserActivity:self.userActivity];
        INUIAddVoiceShortcutViewController *addVc = [[INUIAddVoiceShortcutViewController alloc] initWithShortcut:shortcut];
        if (!addVc.delegate) {
             addVc.delegate = self;
        }
        @weakify(self);
        [self presentViewController:addVc animated:YES completion:^{
          @strongify(self);
            self.addShortcutVC = addVc;
        }];
    }
}
///MARK:打开Siri编辑短语页面
- (void)openEditVoiceVC:(INVoiceShortcut *)voiceShortcut  API_AVAILABLE(ios(12.0)){
    if (@available(iOS 12.0, *)) {
        INShortcut *shortcut = [[INShortcut alloc] initWithUserActivity:self.userActivity];
        INUIEditVoiceShortcutViewController *editVC = [[INUIEditVoiceShortcutViewController alloc] initWithVoiceShortcut:voiceShortcut];
        if (!editVC.delegate) {
            editVC.delegate = self;
        }
        @weakify(self);
        [self presentViewController:editVC animated:YES completion:^{
         @strongify(self);
            self.editShortcutVC = editVC;
        }];
    }
}
#pragma mark - INUIAddVoiceShortcutViewControllerDelegate
- (void)addVoiceShortcutViewControllerDidCancel:(INUIAddVoiceShortcutViewController *)controller
API_AVAILABLE(ios(12.0)){
    NSLog(@"%s",__func__);
}
- (void)addVoiceShortcutViewController:(INUIAddVoiceShortcutViewController *)controller didFinishWithVoiceShortcut:(nullable INVoiceShortcut *)voiceShortcut error:(nullable NSError *)error  API_AVAILABLE(ios(12.0)){
    if (self.addShortcutVC) {
        [self.addShortcutVC dismissViewControllerAnimated:YES completion:nil];
    }
}
#pragma mark - INUIEditVoiceShortcutViewControllerDelegate
/*!
 @abstract Called if the user updates the voice shortcut, with either the successfully-updated voice shortcut, or an error.
 @discussion Your implementation of this method should dismiss the view controller.
 */
- (void)editVoiceShortcutViewController:(INUIEditVoiceShortcutViewController *)controller didUpdateVoiceShortcut:(nullable INVoiceShortcut *)voiceShortcut error:(nullable NSError *)error  API_AVAILABLE(ios(12.0)){
    if (self.editShortcutVC) {
        [self.editShortcutVC dismissViewControllerAnimated:YES completion:nil];
    }
}

通过以上代码 就可以简单的创建Sirishortcut捷径了,比较简单。下面介绍intent是方式
iOS 12 新特性 Sirishortcut(捷径)调研(二)

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