private async Task ProcessRuleAsync(MonitoringRule rule)
{
try
{
var lastNotificationDate = await _notificationsCache.GetLastNotificationDateAsync(rule.Id);
if (rule.NeedsNotification(lastNotificationDate))
{
var action = new SendNotificationMonitoringAction();
rule.ActionsByTypeName[action.TypeName].CopyTo(action);
if (string.IsNullOrWhiteSpace(action.NotificationChannelId))
{
await _notificationSender.SendAsync(rule.GetNotificationText());
}
else
{
await _notificationSender.SendAsync(action.NotificationChannelId, rule.GetNotificationText());
}
await _notificationsCache.AddOrUpdateAsync(rule.Id,
DateTime.UtcNow.Add(MonitoringRuleExtensions.NotificationRemindPeriod));
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Failed to ProcessRule. {@Rule}", rule.Name);
}
}
public async Task <SendNotificationResponse> SendAsync(SendNotificationRequest request)
{
try
{
await _notificationSender.SendAsync(request.ChannelId, request.Text);
return(new SendNotificationResponse());
}
catch (Exception ex)
{
_logger.LogError(ex, "Failed to SendMessage {@request}", request);
return(new SendNotificationResponse
{
IsError = true,
ErrorMessage = ex.Message
});
}
}
private ValueTask Handle(NewAlertMessage message)
{
_ = Task.Run(async() =>
{
try
{
var telegramChannels = message.AlertChannels?
.Where(c => c.Type == AlertChannelType.Telegram)
.ToArray() ?? Array.Empty <AlertChannel>();
if (telegramChannels.Any())
{
var text = $"{message.Alert.EventType.Humanize()}{Environment.NewLine}{message.Alert.Message}";
foreach (var channel in telegramChannels)
{
if (channel.Params.TryGetValue(AlertChannelParam.TelegramChatId, out var chatId))
{
await _notificationSender.SendToChat(chatId, text);
}
}
}
else if
(message.Alert.Destinations.HasFlag(AlertDestinations
.Telegram)) // todo: remove after migration to channels
{
var text = $"{message.Alert.EventType.Humanize()}{Environment.NewLine}{message.Alert.Message}";
await _notificationSender.SendAsync(text);
}
}
catch (Exception e)
{
_logger.LogError(e, "Failed to handle {@Message}. {@ExMessage}", nameof(NewAlertMessage),
e.Message);
}
});
return(ValueTask.CompletedTask);
}
public async Task <IActionResult> Process()
{
using (logger.BeginScope("Processing Pending Notification"))
{
try
{
logger.LogTrace("Process and send notifications ...");
await notificationSender.SendAsync(
formatter,
submitter,
async() => await context.SaveChangesAsync());
logger.LogInformation("Pending notifications processed successfully.");
return(StatusCode(200));
}
catch (Exception ex)
{
logger.LogError(ex, "Error while processing notifications!");
return(BadRequest());
}
}
}
public async Task Handle(CourseCreated notification, CancellationToken cancellationToken)
{
await _notification.SendAsync("Course has been Created", notification.CourseId.ToString(), "Course");
}
public async Task Handle(GetCarsMessage eventMessage)
{
var result = await SendHttpRequestAsync(eventMessage);
await _notificationSender.SendAsync(result);
}