public void ShowAppInviteDialogRequest(Dictionary <string, object> parameters)
{
var appLinkUrl = $"{parameters["appLinkUrl"]}";
var previewImageUrl = $"{parameters["previewImageUrl"]}";
var promotionCode = $"{parameters["promotionCode"]}";
var promotionText = $"{parameters["promotionText"]}";
var destination = FacebookAppInviteDestination.Facebook;
if (parameters["destination"] is FacebookAppInviteDestination)
{
destination = (FacebookAppInviteDestination)parameters["destination"];
}
if (!string.IsNullOrEmpty(appLinkUrl))
{
AppInviteContent content = new AppInviteContent()
{
AppLinkURL = NSUrl.FromString(appLinkUrl)
};
if (!string.IsNullOrEmpty(previewImageUrl))
{
content.PreviewImageURL = NSUrl.FromString(previewImageUrl);
}
content.Destination = destination == FacebookAppInviteDestination.Facebook ? AppInviteDestination.Facebook : AppInviteDestination.Messenger;
if (!string.IsNullOrEmpty(promotionText))
{
content.PromotionText = promotionText;
}
if (!string.IsNullOrEmpty(promotionCode))
{
content.PromotionCode = promotionCode;
}
UIApplication.SharedApplication.InvokeOnMainThread(() =>
{
var window = UIApplication.SharedApplication.KeyWindow;
var vc = window.RootViewController;
while (vc.PresentedViewController != null)
{
vc = vc.PresentedViewController;
}
AppInviteDialog.Show(vc, content, this);
});
}
}
// Invite user's friends to use your Facebook app
void InviteFriends ()
{
var content = new AppInviteContent (appLinkUrl);
content.PreviewImageURL = previewImageUrl;
AppInviteDialog.Show (content, this);
}
