OnReceiveNotificationFCM.pas

// Copyright (c) 2017, Jordi Corbilla
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// - Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// - Neither the name of this library nor the names of its contributors may be
// used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

procedure TfrmMain.OnReceiveNotificationEvent(Sender: TObject; const ServiceNotification: TPushServiceNotification);
var
  MessageText: string;
begin
  Memo1.Lines.Add('DataKey = ' + ServiceNotification.DataKey);
  Memo1.Lines.Add('Json = ' + ServiceNotification.Json.ToString);
  Memo1.Lines.Add('DataObject = ' + ServiceNotification.DataObject.ToString);
{$IFDEF ANDROID}
  MessageText := ServiceNotification.DataObject.GetValue('gcm.notification.body').Value;
{$ENDIF};
  Memo1.Lines.Add(DateTimeToStr(Now) + ' Message = ' + MessageText);
  ShowAndroidNotification(MessageText, 0);
end;

procedure TfrmMain.ShowAndroidNotification(MessageText: string; NotificationNumber: integer);
var
  NotificationCenter: TNotificationCenter;
  Notification: TNotification;
begin
  NotificationCenter := TNotificationCenter.Create(nil);
  try
    Notification := NotificationCenter.CreateNotification;
    try
      Notification.Name := MessageText;
      Notification.AlertBody := MessageText;
      Notification.Title := MessageText;
      Notification.EnableSound := false;
      Notification.Number := NotificationNumber;
      NotificationCenter.ApplicationIconBadgeNumber := NotificationNumber;
      NotificationCenter.PresentNotification(Notification);
    finally
      Notification.DisposeOf;
    end;
  finally
    NotificationCenter.Free;
    NotificationCenter.DisposeOf;
  end;
end;