public async Task <IActionResult> SystemNotificationAsync([FromBody] SystemNotificationView view)
{
var result = await _service.SystemNotificationAsync(view);
return(Ok(result));
}
public async Task <bool> SendSystemPushNotificationAsync(SystemNotificationView content, string deviceId)
{
string response;
try
{
WebRequest tRequest = WebRequest.Create("https://fcm.googleapis.com/fcm/send");
tRequest.Method = "post";
tRequest.ContentType = "application/json";
var data = new PushNotificationModel()
{
to = deviceId,
data = content,
notification = new FcmNotification()
{
body = content.Message,
title = "System Notification",
sound = "Enabled"
}
};
_logger.Info($"Notification {data.ToJsonString()}");
//var serializer = new JavaScriptSerializer();
var json = JsonConvert.SerializeObject(data);
var byteArray = Encoding.UTF8.GetBytes(json);
tRequest.Headers.Add($"Authorization: key={_appSettings.ServerKey}");
tRequest.Headers.Add($"Sender: id={_appSettings.SenderId}");
tRequest.ContentLength = byteArray.Length;
using (Stream dataStream = await tRequest.GetRequestStreamAsync())
{
dataStream.Write(byteArray, 0, byteArray.Length);
using (WebResponse tResponse = await tRequest.GetResponseAsync())
{
using (Stream dataStreamResponse = tResponse.GetResponseStream())
{
using (StreamReader tReader = new StreamReader(dataStreamResponse))
{
string sResponseFromServer = await tReader.ReadToEndAsync();
response = sResponseFromServer;
var responseData = JsonConvert.DeserializeObject <PushNotifyResponse>(response);
if (responseData.results[0].error == "NotRegistered" && responseData.success == 0)
{
var dbConnectionString = _dbSettings.sqlConnection;
using (var context = new AppDbContext(dbConnectionString))
{
var userDevice = await context.UserDeviceInfos.FirstOrDefaultAsync(k => k.DeviceId == deviceId);
if (userDevice != null)
{
context.UserDeviceInfos.Remove(userDevice);
await context.SaveChangesAsync();
}
}
}
_logger.Info(response);
}
}
}
}
}
catch (Exception ex)
{
response = ex.Message;
_logger.Error(ex);
return(false);
}
return(true);
}
