async Task IndexItemAsync(IAppLinkEntry appLink)
{
IndexingAction indexAction = BuildIndexAction(appLink);
if (_client.IsConnected && appLink.IsLinkActive)
{
Statuses resultStart = await AppIndex.AppIndexApi.StartAsync(_client, indexAction);
if (resultStart.IsSuccess)
{
var aL = appLink as AppLinkEntry;
if (aL != null)
{
aL.PropertyChanged += async (sender, e) =>
{
if (e.PropertyName == AppLinkEntry.IsLinkActiveProperty.PropertyName)
{
if (appLink.IsLinkActive)
{
Statuses resultStartAgain = await AppIndex.AppIndexApi.StartAsync(_client, indexAction);
}
else
{
Statuses resultEnd = await AppIndex.AppIndexApi.EndAsync(_client, indexAction);
}
}
};
}
}
}
}
async Task IndexItemAsync(IAppLinkEntry appLink)
{
IndexingAction indexAction = BuildIndexAction(appLink);
if (_client.IsConnected && appLink.IsLinkActive)
{
Statuses resultStart = await AppIndex.AppIndexApi.StartAsync(_client, indexAction);
if (resultStart.IsSuccess)
{
var aL = appLink as AppLinkEntry;
if (aL != null)
{
aL.PropertyChanged += async(sender, e) =>
{
if (e.PropertyName == AppLinkEntry.IsLinkActiveProperty.PropertyName)
{
if (appLink.IsLinkActive)
{
Statuses resultStartAgain = await AppIndex.AppIndexApi.StartAsync(_client, indexAction);
}
else
{
Statuses resultEnd = await AppIndex.AppIndexApi.EndAsync(_client, indexAction);
}
}
};
}
}
}
}
static IndexingAction BuildIndexAction(IAppLinkEntry appLink)
{
Thing item = new Thing.Builder().SetName(appLink.Title).SetDescription(appLink.Description).SetUrl(global::Android.Net.Uri.Parse(appLink.AppLinkUri.AbsoluteUri)).Build();
Thing thing = new IndexingAction.Builder(IndexingAction.TypeView).SetObject(item).SetActionStatus(IndexingAction.StatusTypeCompleted).Build();
var indexAction = thing.JavaCast<IndexingAction>();
return indexAction;
}
static async Task <CSSearchableItemAttributeSet> GetAttributeSet(IAppLinkEntry deepLinkUri, string contentType, string id)
{
#pragma warning disable CA1416 // TODO: 'CSSearchableItemAttributeSet' is unsupported on: 'ios' 14.0 and later
var searchableAttributeSet = new CSSearchableItemAttributeSet(contentType)
{
RelatedUniqueIdentifier = id,
Title = deepLinkUri.Title,
ContentDescription = deepLinkUri.Description,
Url = new NSUrl(deepLinkUri.AppLinkUri.ToString())
};
#pragma warning restore CA1416
if (deepLinkUri.Thumbnail != null)
{
using (var uiimage = await deepLinkUri.Thumbnail.GetNativeImageAsync())
{
if (uiimage == null)
{
throw new InvalidOperationException("AppLinkEntry Thumbnail must be set to a valid source");
}
searchableAttributeSet.ThumbnailData = uiimage.AsPNG();
}
}
return(searchableAttributeSet);
}
static async Task <CSSearchableItemAttributeSet> GetAttributeSet(IAppLinkEntry deepLinkUri, string contentType, string id)
{
var searchableAttributeSet = new CSSearchableItemAttributeSet(contentType)
{
RelatedUniqueIdentifier = id,
Title = deepLinkUri.Title,
ContentDescription = deepLinkUri.Description,
Url = new NSUrl(deepLinkUri.AppLinkUri.ToString())
};
var source = deepLinkUri.Thumbnail;
IImageSourceHandler handler;
if (source != null && (handler = Registrar.Registered.GetHandler <IImageSourceHandler>(source.GetType())) != null)
{
UIImage uiimage;
try
{
uiimage = await handler.LoadImageAsync(source);
}
catch (OperationCanceledException)
{
uiimage = null;
}
searchableAttributeSet.ThumbnailData = uiimage.AsPNG();
uiimage.Dispose();
}
return(searchableAttributeSet);
}
public async void RegisterLink(IAppLinkEntry appLink)
{
if (string.IsNullOrWhiteSpace(appLink.AppLinkUri?.ToString()))
{
throw new ArgumentNullException("AppLinkUri");
}
await AddLinkAsync(appLink);
}
static IndexingAction BuildIndexAction(IAppLinkEntry appLink)
{
Thing item = new Thing.Builder().SetName(appLink.Title).SetDescription(appLink.Description).SetUrl(global::Android.Net.Uri.Parse(appLink.AppLinkUri.AbsoluteUri)).Build();
Thing thing = new IndexingAction.Builder(IndexingAction.TypeView).SetObject(item).SetActionStatus(IndexingAction.StatusTypeCompleted).Build();
var indexAction = thing.JavaCast <IndexingAction>();
return(indexAction);
}
IIndexable GetIndexable(IAppLinkEntry appLink, string url)
{
var indexableBuilder = new IndexableBuilder();
indexableBuilder.SetName(appLink.Title);
indexableBuilder.SetUrl(url);
indexableBuilder.SetDescription(appLink.Description);
return indexableBuilder.Build();
}
protected override void OnAppearing()
{
appLink = GetAppLink(BindingContext as TodoItem);
if (appLink != null)
{
appLink.IsLinkActive = true;
}
}
protected override void OnAppearing()
{
appLink = GetAppLink(BindingContext as TodoItem);
if (appLink != null)
{
appLink.IsLinkActive = true;
}
}
static async Task<CSSearchableItemAttributeSet> GetAttributeSet(IAppLinkEntry deepLinkUri, string contentType, string id)
{
var searchableAttributeSet = new CSSearchableItemAttributeSet(contentType)
{
RelatedUniqueIdentifier = id,
Title = deepLinkUri.Title,
ContentDescription = deepLinkUri.Description,
Url = new NSUrl(deepLinkUri.AppLinkUri.ToString())
};
async void OnSaveClicked(object sender, EventArgs e)
{
var todoItem = (TodoItem)BindingContext;
await App.Database.SaveItemAsync(todoItem);
appLink = GetAppLink(BindingContext as TodoItem);
Application.Current.AppLinks.RegisterLink(appLink);
await Navigation.PopAsync();
}
static async Task AddLinkAsync(IAppLinkEntry deepLinkUri)
{
var appDomain = NSBundle.MainBundle.BundleIdentifier;
string contentType, associatedWebPage;
bool shouldAddToPublicIndex;
//user can provide associatedWebPage, contentType, and shouldAddToPublicIndex
TryGetValues(deepLinkUri, out contentType, out associatedWebPage, out shouldAddToPublicIndex);
//our unique identifier will be the only content that is common to spotlight search result and a activity
//this id allows us to avoid duplicate search results from CoreSpotlight api and NSUserActivity
//https://developer.apple.com/library/ios/technotes/tn2416/_index.html
var id = deepLinkUri.AppLinkUri.ToString();
var searchableAttributeSet = await GetAttributeSet(deepLinkUri, contentType, id);
var searchItem = new CSSearchableItem(id, appDomain, searchableAttributeSet);
//we need to make sure we index the item in spotlight first or the RelatedUniqueIdentifier will not work
await IndexItemAsync(searchItem);
#if __UNIFIED__
var activity = new NSUserActivity($"{appDomain}.{contentType}");
#else
var activity = new NSUserActivity (new NSString($"{appDomain}.{contentType}"));
#endif
activity.Title = deepLinkUri.Title;
activity.EligibleForSearch = true;
//help increase your website url index rating
if (!string.IsNullOrEmpty(associatedWebPage))
activity.WebPageUrl = new NSUrl(associatedWebPage);
//make this search result available to Apple and to other users thatdon't have your app
activity.EligibleForPublicIndexing = shouldAddToPublicIndex;
activity.UserInfo = GetUserInfoForActivity(deepLinkUri);
activity.ContentAttributeSet = searchableAttributeSet;
//we don't need to track if the link is active iOS will call ResignCurrent
if (deepLinkUri.IsLinkActive)
activity.BecomeCurrent();
var aL = deepLinkUri as AppLinkEntry;
if (aL != null)
{
aL.PropertyChanged += (sender, e) =>
{
if (e.PropertyName == AppLinkEntry.IsLinkActiveProperty.PropertyName)
{
if (aL.IsLinkActive)
activity.BecomeCurrent();
else
activity.ResignCurrent();
}
};
}
}
static NSMutableDictionary GetUserInfoForActivity(IAppLinkEntry deepLinkUri)
{
//this info will only appear if not from a spotlight search
var info = new NSMutableDictionary();
info.Add(new NSString("link"), new NSString(deepLinkUri.AppLinkUri.ToString()));
foreach (var item in deepLinkUri.KeyValues)
{
info.Add(new NSString(item.Key), new NSString(item.Value));
}
return(info);
}
static async Task AddLinkAsync(IAppLinkEntry deepLinkUri)
{
var appDomain = NSBundle.MainBundle.BundleIdentifier;
string contentType, associatedWebPage;
bool shouldAddToPublicIndex;
//user can provide associatedWebPage, contentType, and shouldAddToPublicIndex
TryGetValues(deepLinkUri, out contentType, out associatedWebPage, out shouldAddToPublicIndex);
//our unique identifier will be the only content that is common to spotlight search result and a activity
//this id allows us to avoid duplicate search results from CoreSpotlight api and NSUserActivity
//https://developer.apple.com/library/ios/technotes/tn2416/_index.html
var id = deepLinkUri.AppLinkUri.ToString();
var searchableAttributeSet = await GetAttributeSet(deepLinkUri, contentType, id);
var searchItem = new CSSearchableItem(id, appDomain, searchableAttributeSet);
//we need to make sure we index the item in spotlight first or the RelatedUniqueIdentifier will not work
await IndexItemAsync(searchItem);
var activity = new NSUserActivity($"{appDomain}.{contentType}");
activity.Title = deepLinkUri.Title;
activity.EligibleForSearch = true;
//help increase your website url index rating
if (!string.IsNullOrEmpty(associatedWebPage))
activity.WebPageUrl = new NSUrl(associatedWebPage);
//make this search result available to Apple and to other users thatdon't have your app
activity.EligibleForPublicIndexing = shouldAddToPublicIndex;
activity.UserInfo = GetUserInfoForActivity(deepLinkUri);
activity.ContentAttributeSet = searchableAttributeSet;
//we don't need to track if the link is active iOS will call ResignCurrent
if (deepLinkUri.IsLinkActive)
activity.BecomeCurrent();
var aL = deepLinkUri as AppLinkEntry;
if (aL != null)
{
aL.PropertyChanged += (sender, e) =>
{
if (e.PropertyName == AppLinkEntry.IsLinkActiveProperty.PropertyName)
{
if (aL.IsLinkActive)
activity.BecomeCurrent();
else
activity.ResignCurrent();
}
};
}
}
async void OnSaveActivated(object sender, EventArgs e)
{
var todoItem = (TodoItem)BindingContext;
if (isNewItem)
{
App.Database.Insert(todoItem);
}
else {
App.Database.Update(todoItem);
}
appLink = GetAppLink(BindingContext as TodoItem);
Application.Current.AppLinks.RegisterLink(appLink);
await Navigation.PopAsync();
}
async void OnSaveActivated(object sender, EventArgs e)
{
var todoItem = (TodoItem)BindingContext;
if (isNewItem)
{
App.Database.Insert(todoItem);
}
else
{
App.Database.Update(todoItem);
}
appLink = GetAppLink(BindingContext as TodoItem);
Application.Current.AppLinks.RegisterLink(appLink);
await Navigation.PopAsync();
}
//Parse the KeyValues because user can provide associatedWebPage, contentType, and shouldAddToPublicIndex options
static void TryGetValues(IAppLinkEntry deepLinkUri, out string contentType, out string associatedWebPage, out bool shouldAddToPublicIndex)
{
contentType = string.Empty;
associatedWebPage = string.Empty;
shouldAddToPublicIndex = false;
var publicIndex = string.Empty;
if (!deepLinkUri.KeyValues.TryGetValue(nameof(contentType), out contentType))
{
contentType = "View";
}
if (deepLinkUri.KeyValues.TryGetValue(nameof(publicIndex), out publicIndex))
{
bool.TryParse(publicIndex, out shouldAddToPublicIndex);
}
deepLinkUri.KeyValues.TryGetValue(nameof(associatedWebPage), out associatedWebPage);
}
void IndexItemAsync(IAppLinkEntry appLink)
{
//IndexingAction indexAction = BuildIndexAction(appLink);
var url = global::Android.Net.Uri.Parse(appLink.AppLinkUri.AbsoluteUri).ToString();
IIndexable indexable = GetIndexable(appLink, url);
IndexingAction indexAction = GetAction(appLink, url);
/* If you’re logging an action on an item that has already been added to the index,
* you don’t have to add the following update line. See
* https://firebase.google.com/docs/app-indexing/android/personal-content#update-the-index for
* adding content to the index
*/
FirebaseAppIndex.Instance.Update(indexable);
GMSTask gmsTask = FirebaseUserActions.Instance
.Start(indexAction)
.AddOnSuccessListener(Context.GetActivity(),
new AndroidActionSuccessListener(appLink as AppLinkEntry, indexAction))
.AddOnFailureListener(Context.GetActivity(),
new AndroidActionFailureListener(appLink as AppLinkEntry, indexAction));
}
static async Task <CSSearchableItemAttributeSet> GetAttributeSet(IAppLinkEntry deepLinkUri, string contentType, string id)
{
var searchableAttributeSet = new CSSearchableItemAttributeSet(contentType)
{
RelatedUniqueIdentifier = id,
Title = deepLinkUri.Title,
ContentDescription = deepLinkUri.Description,
Url = new NSUrl(deepLinkUri.AppLinkUri.ToString())
};
using (var uiimage = await deepLinkUri.Thumbnail.GetNativeImageAsync())
{
if (uiimage == null)
{
throw new InvalidOperationException("AppLinkEntry Thumbnail must be set to a valid source");
}
searchableAttributeSet.ThumbnailData = uiimage.AsPNG();
}
return(searchableAttributeSet);
}
public void DeregisterLink(IAppLinkEntry appLink)
{
RemoveFromIndexItemAsync(appLink.AppLinkUri.ToString());
}
public async void RegisterLink(IAppLinkEntry appLink)
{
if (string.IsNullOrWhiteSpace(appLink.AppLinkUri?.ToString()))
throw new ArgumentNullException("AppLinkUri");
await AddLinkAsync(appLink);
}
public async void RegisterLink(IAppLinkEntry appLink)
{
await IndexItemAsync(appLink);
}
//Parse the KeyValues because user can provide associatedWebPage, contentType, and shouldAddToPublicIndex options
static void TryGetValues(IAppLinkEntry deepLinkUri, out string contentType, out string associatedWebPage, out bool shouldAddToPublicIndex)
{
contentType = string.Empty;
associatedWebPage = string.Empty;
shouldAddToPublicIndex = false;
var publicIndex = string.Empty;
if (!deepLinkUri.KeyValues.TryGetValue(nameof(contentType), out contentType))
contentType = "View";
if (deepLinkUri.KeyValues.TryGetValue(nameof(publicIndex), out publicIndex))
bool.TryParse(publicIndex, out shouldAddToPublicIndex);
deepLinkUri.KeyValues.TryGetValue(nameof(associatedWebPage), out associatedWebPage);
}
static NSMutableDictionary GetUserInfoForActivity(IAppLinkEntry deepLinkUri)
{
//this info will only appear if not from a spotlight search
var info = new NSMutableDictionary();
info.Add(new NSString("link"), new NSString(deepLinkUri.AppLinkUri.ToString()));
foreach (var item in deepLinkUri.KeyValues)
info.Add(new NSString(item.Key), new NSString(item.Value));
return info;
}
public void RegisterLink(IAppLinkEntry appLink)
{
IndexItemAsync(appLink);
}
public void DeregisterLink(IAppLinkEntry appLink)
{
RemoveFromIndexItemAsync(appLink.AppLinkUri.ToString());
}
IndexingAction GetAction(IAppLinkEntry applink, string url)
{
return(Actions.NewView(applink.Title, url));
}
public async void RegisterLink(IAppLinkEntry appLink)
{
await IndexItemAsync(appLink);
}
static async Task<CSSearchableItemAttributeSet> GetAttributeSet(IAppLinkEntry deepLinkUri, string contentType, string id)
{
var searchableAttributeSet = new CSSearchableItemAttributeSet(contentType)
{
RelatedUniqueIdentifier = id,
Title = deepLinkUri.Title,
ContentDescription = deepLinkUri.Description,
Url = new NSUrl(deepLinkUri.AppLinkUri.ToString())
};
var source = deepLinkUri.Thumbnail;
IImageSourceHandler handler;
if (source != null && (handler = Registrar.Registered.GetHandler<IImageSourceHandler>(source.GetType())) != null)
{
UIImage uiimage;
try
{
uiimage = await handler.LoadImageAsync(source);
}
catch (OperationCanceledException)
{
uiimage = null;
}
searchableAttributeSet.ThumbnailData = uiimage.AsPNG();
uiimage.Dispose();
}
return searchableAttributeSet;
}
