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using System;
using Android.Util;
using Android.App;
using Android.Content;
using Android.Gms.Tasks;
using Android.Runtime;
using Firebase.AppIndexing;
using Actions = Firebase.AppIndexing.Builders.Actions;
using GMSTask = Android.Gms.Tasks.Task;
using IndexingAction = Firebase.AppIndexing.IAction;
namespace Xamarin.Forms.Platform.Android.AppLinks
{
[Preserve(AllMembers = true)]
public class AndroidAppLinks : IAppLinks, IDisposable
{
bool _disposed;
public static bool IsInitialized { get; private set; }
public static Context Context { get; private set; }
public static void Init(Activity activity)
{
if (IsInitialized)
return;
IsInitialized = true;
Context = activity;
}
public AndroidAppLinks(Context context)
{
}
public void DeregisterLink(IAppLinkEntry appLink)
{
RemoveFromIndexItemAsync(appLink.AppLinkUri.ToString());
}
public void DeregisterLink(Uri appLinkUri)
{
RemoveFromIndexItemAsync(appLinkUri.ToString());
}
public void RegisterLink(IAppLinkEntry appLink)
{
IndexItemAsync(appLink);
}
public void Dispose()
{
Dispose(true);
}
protected virtual void Dispose(bool isDisposing)
{
if (isDisposing && !_disposed)
{
_disposed = true;
}
}
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 as Activity,
new AndroidActionSuccessListener(appLink as AppLinkEntry, indexAction))
.AddOnFailureListener(Context as Activity,
new AndroidActionFailureListener(appLink as AppLinkEntry, indexAction));
}
void RemoveFromIndexItemAsync(string identifier)
{
FirebaseAppIndex.Instance.Remove(identifier);
}
IIndexable GetIndexable(IAppLinkEntry appLink, string url)
{
var indexableBuilder = new IndexableBuilder();
indexableBuilder.SetName(appLink.Title);
indexableBuilder.SetUrl(url);
indexableBuilder.SetDescription(appLink.Description);
return indexableBuilder.Build();
}
IndexingAction GetAction(IAppLinkEntry applink, string url)
{
return Actions.NewView(applink.Title, url);
}
internal class AndroidActionSuccessListener : Java.Lang.Object, IOnSuccessListener
{
readonly AppLinkEntry appLink;
readonly IndexingAction indexAction;
public AndroidActionSuccessListener(AppLinkEntry appLink, IndexingAction indexAction)
{
this.appLink = appLink;
this.indexAction = indexAction;
}
public void OnSuccess(Java.Lang.Object result)
{
if (appLink != null)
{
appLink.PropertyChanged += (sender, e) =>
{
if (e.PropertyName == AppLinkEntry.IsLinkActiveProperty.PropertyName)
{
if (appLink.IsLinkActive)
{
FirebaseUserActions.Instance.Start(indexAction);
}
else
{
FirebaseUserActions.Instance.End(indexAction);
}
}
};
}
}
}
internal class AndroidActionFailureListener : Java.Lang.Object, IOnFailureListener
{
readonly AppLinkEntry appLink;
readonly IndexingAction indexAction;
public AndroidActionFailureListener(AppLinkEntry appLink, IndexingAction indexAction)
{
this.appLink = appLink;
this.indexAction = indexAction;
}
public void OnFailure(Java.Lang.Exception e)
{
Log.Error(this.Class.Name, e, $" [{DateTime.Now}] - [AndroidAppLinks Failure] - {e.Message}");
throw e;
}
}
}
}
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