public override async Task OnConnectedAsync()
{
var user = _claimsService.GetUserClaims();
var userConnections = await _cacheService.Get <List <string> >(CachingHelpers.BuildKey("Notification", user.Id)) ?? new List <string>();
userConnections.Add(Context.ConnectionId);
await _cacheService.Set(CachingHelpers.BuildKey("Notification", user.Id), userConnections);
var numOfNotifications = await _notificationService.GetUserNumberOfNotifications(user.Id);
var unreadMessages = await _messageService.GetUnreadMessages(user.Id);
await _pubSub.Publish(Channels.NotififcationMessageChannel, new NewNotificationMessageContract
{
ActionType = NotificationActionType.UnreadMessage,
ConnectionIds = userConnections,
TotalUnreadMessages = unreadMessages
});
await _pubSub.Publish(Channels.NotififcationMessageChannel, new NewNotificationMessageContract
{
ActionType = NotificationActionType.NewNoti,
ConnectionIds = userConnections,
TotalUnreadMessages = numOfNotifications
});
await base.OnConnectedAsync();
}
public void Should_send_invalidation_message_when_added_and_flag_is_true()
{
sut.Add("Key", 1, TimeSpan.FromMinutes(1), true);
A.CallTo(() => pubSub.Publish(A <object> ._))
.MustHaveHappened();
}
public void Should_invalidate_if_key_is_not_a_string()
{
sut.Invalidate(123);
A.CallTo(() => pubsub.Publish(A <InvalidateMessage> .That.Matches(x => x.CacheKey == "a-key"), true))
.MustNotHaveHappened();
}
public IActionResult Start(string name)
{
pubSub.Publish(new StartConsumerMessage {
ConsumerName = name
}, true);
return(NoContent());
}
/// <summary>
/// 发布
/// </summary>
/// <param name="channel">频道名称</param>
/// <param name="value">消息内容</param>
/// <returns></returns>
public long Publish(string channel, string value)
{
if (pubsub.Publish(channel, value) == 0)
{
RepeatAction(channel, () =>
{
return(pubsub.Publish(channel, value) > 0);
});
}
return(0);
}
public long Publish(string channel, string value)
{
if (pubSub.Publish(channel, value) == 0)
{
//订阅者为0，或者订阅者出现异常，我们可以重试
RepeatAction(channel, () =>
{
return(pubSub.Publish(channel, value) > 0);
});
}
return(0);
}
public void Should_start_correct_actor()
{
sut.Connect();
pubSub.Publish(new StartConsumerMessage {
ConsumerName = consumerName1
}, true);
A.CallTo(() => actor1.Start())
.MustHaveHappened();
A.CallTo(() => actor2.Start())
.MustNotHaveHappened();
}
public async Task Handle(CreateTodoCommand command)
{
await Task.Run(() =>
{
_pubSub.Publish("ChainedCreateTodoCommandHandler", "Chained handler just handled a task!");
});
}
public Task <T> GetSingleAsync <T, TKey>(TKey key) where T : IStatefulObject <TKey>
{
Guard.NotNull(key, nameof(key));
lock (lockObject)
{
if (statesCache.TryGetValue <ObjectHolder <T, TKey> >(key, out var stateObj))
{
return(stateObj.ActivateAsync());
}
var state = (T)services.GetService(typeof(T));
var stateStore = new Store <T, TKey>(eventStore, eventDataFormatter, services, streamNameResolver,
() =>
{
pubSub.Publish(new InvalidateMessage {
Key = key.ToString()
}, false);
}, () =>
{
statesCache.Remove(key);
});
stateObj = new ObjectHolder <T, TKey>(state, key, stateStore);
statesCache.CreateEntry(key)
.SetValue(stateObj)
.SetAbsoluteExpiration(CacheDuration)
.Dispose();
return(stateObj.ActivateAsync());
}
}
public async Task <IEnumerable <WeatherForecast> > Get()
{
await _cacheService.Set("foo", new List <string>() { "hello world" });
var x = await _cacheService.Get <List <string> >("Chat_a5b5671c-7ce5-49f3-b400-27d490a5dbf7");
// var value1 = await _cacheService.Get<List<string>>("OT_666f1370-9a66-45ab-a95e-cdc9e0a0764a");
// var value2 = await _cacheService.Get<List<string>>("OT_be8d770c-af48-4392-b04d-a21ef9fd647f");
var user = _httpContextAccessor.HttpContext.User;
var rng = new Random();
// await _notificationHub.Clients.All.SendAsync("HasUnreadMessagesAsync", rng.Next(10, 60));
await _pubSub.Publish(Channels.NotififcationMessageChannel, new NewNotificationMessageContract
{
ActionType = NotificationActionType.UnreadMessage,
ConnectionIds = new List <string> {
},
TotalUnreadMessages = rng.Next(10, 60)
});
return(Enumerable.Range(1, 5).Select(index => new WeatherForecast
{
Date = DateTime.Now.AddDays(index),
TemperatureC = rng.Next(-20, 55),
Summary = "123"
})
.ToArray());
}
public Task <T> GetAsync <T, TState>(string key) where T : StatefulObject <TState>
{
Guard.NotNull(key, nameof(key));
lock (lockObject)
{
if (statesCache.TryGetValue <ObjectHolder <T, TState> >(key, out var stateObj))
{
return(stateObj.ActivateAsync());
}
var state = (T)services.GetService(typeof(T));
var stateHolder = new StateHolder <TState>(key, () =>
{
pubSub.Publish(new InvalidateMessage {
Key = key
}, false);
}, store);
stateObj = new ObjectHolder <T, TState>(state, stateHolder);
statesCache.CreateEntry(key)
.SetValue(stateObj)
.SetAbsoluteExpiration(CacheDuration)
.Dispose();
return(stateObj.ActivateAsync());
}
}
public void Invalidate(object key)
{
if (key is string)
{
invalidator.Publish(ChannelName, key.ToString(), false);
}
}
public static async Task <TResponse> RequestAsync <TRequest, TResponse>(this IPubSub pubsub, TRequest message, TimeSpan timeout, bool self = true)
{
var request = new Request <TRequest> {
Body = message, CorrelationId = Guid.NewGuid()
};
IDisposable subscription = null;
try
{
var receiveTask = new TaskCompletionSource <TResponse>(TaskCreationOptions.RunContinuationsAsynchronously);
subscription = pubsub.Subscribe <Response <TResponse> >(response =>
{
if (response.CorrelationId == request.CorrelationId)
{
receiveTask.SetResult(response.Body);
}
});
Task.Run(() => pubsub.Publish(request, self));
using (var cts = new CancellationTokenSource(timeout))
{
return(await receiveTask.Task.WithCancellation(cts.Token));
}
}
finally
{
subscription?.Dispose();
}
}
private async Task InvalidateCacheAsync()
{
pubSub.Publish(new InvalidateMessage {
Key = key
}, true);
await Task.Delay(400);
}
public void Invalidate(object key)
{
if (key is string stringKey)
{
invalidator.Publish(new InvalidateMessage {
CacheKey = stringKey
}, true);
}
}
public static IDisposable ReceiveAsync <TRequest, TResponse>(this IPubSub pubsub, Func <TRequest, Task <TResponse> > callback, bool self = true)
{
return(pubsub.Subscribe <Request <TRequest> >(async x =>
{
var response = await callback(x.Body);
pubsub.Publish(new Response <TResponse> {
CorrelationId = x.CorrelationId, Body = response
}, true);
}));
}
private void Invalidate(string key)
{
if (!options.Enable)
{
return;
}
pubSub.Publish(new InvalidateMessage {
Key = key, Source = instanceId
});
}
public Task Publish <T>(string actorInterface, string eventName, string actorId, T data)
{
var e = new ActorEvent <T>()
{
ActorId = actorId,
ActorInterface = actorInterface,
EventData = data,
EventName = eventName
};
return(_pubsub.Publish(ActorEventChannel(e.ActorInterface, e.EventName, e.ActorId), _serializer.Serialize <T>(data)));
}
/// <summary>
/// Publishes a message with a topic
/// </summary>
/// <param name="pubSub">The pubSub instance</param>
/// <param name="message">The message to publish</param>
/// <param name="messageType">The message type</param>
/// <param name="topic">The topic string</param>
/// <param name="cancellationToken">The cancellation token</param>
public static void Publish(
this IPubSub pubSub,
object message,
Type messageType,
string topic,
CancellationToken cancellationToken = default
)
{
Preconditions.CheckNotNull(pubSub, "pubSub");
pubSub.Publish(message, messageType, c => c.WithTopic(topic), cancellationToken);
}
public Task SendAsync(string recipient, object message)
{
Guard.NotNullOrEmpty(recipient, nameof(recipient));
Guard.NotNull(message, nameof(message));
var messageType = typeNameRegistry.GetName(message.GetType());
var messageBody = WriteJson(message);
var envelope = new Envelope {
Recipient = recipient, Payload = messageBody, PayloadType = messageType
};
pubSub.Publish(ChannelName, JsonConvert.SerializeObject(envelope), true);
return(TaskHelper.Done);
}
private void PublishProgress()
{
var newProgress = _precentageCalculator.CalculatePrecentage(_reader.BaseStream.Position, _reader.BaseStream.Length);
if (NoChange(newProgress, _prevProgress))
{
return;
}
_pubSub.Publish(new FileReadProgressEvent
{
FileName = _source,
Progress = newProgress
});
_prevProgress = newProgress;
}
public void Invalidate(ICacheInvalidationKey dependency)
{
var topic = TransformDependency(dependency);
try {
pubSub.Publish(topic, filter.InstanceKey);
} catch (Exception e) {
AppInfo appInfo = null;
try {
appInfo = AppInfo.GetAppInfo();
} catch { }
Log.ErrorLog.LogApplicationError(new InvalidOperationException("Error invalidating cache. Check the Cache Invalidation Service status in the Environment Health page.", e), appInfo?.OsContext, "Server Side Cache");
} finally {
// Sending a message to invalidate local cache, without sending to RabbitMQ Server
// This way, current application will immediatly see its cache invalidated
filter.OnMessageReceived(new PubSubMessage(topic, "local Invalidation"));
}
}
public void SavePreferences(AppPreferences preferences)
{
if (!_propertiesRepository.GetValue <string>(Constants.AppProperties.TransactionCachePath).Equals(preferences.TransactionCacheLocation, System.StringComparison.InvariantCultureIgnoreCase))
{
_propertiesRepository.SetValue(Constants.AppProperties.TransactionCachePath, preferences.TransactionCacheLocation);
_propertiesRepository.Save();
_mainFormPresenter.InitializeTransactionCache();
}
if (_propertiesRepository.GetValue <bool>(Constants.AppProperties.UseDarkTheme) != preferences.UseDarkTheme)
{
_propertiesRepository.SetValue(Constants.AppProperties.UseDarkTheme, preferences.UseDarkTheme);
_propertiesRepository.Save();
_pubsub.Publish(this, new PubSubEventArgs {
Data = preferences.UseDarkTheme
}, Constants.SubscriptionTypes.THEME_CHANGE);
_view.RenderTheme();
}
}
public static async Task <TResponse> RequestAsync <TRequest, TResponse>(this IPubSub pubsub, TRequest message, TimeSpan timeout, bool self = true)
{
var request = new Request <TRequest> {
Body = message, CorrelationId = Guid.NewGuid()
};
IDisposable subscription = null;
try
{
var receiveTask = new TaskCompletionSource <TResponse>();
subscription = pubsub.Subscribe <Response <TResponse> >(response =>
{
if (response.CorrelationId == request.CorrelationId)
{
receiveTask.SetResult(response.Body);
}
});
Task.Run(() => pubsub.Publish(request, self));
var firstTask = await Task.WhenAny(receiveTask.Task, Task.Delay(timeout));
if (firstTask.Id != receiveTask.Task.Id)
{
throw new TaskCanceledException();
}
else
{
return(await receiveTask.Task);
}
}
finally
{
subscription?.Dispose();
}
}
public async Task SendMessage(string message, string fileUrl, Guid contactUserId, Guid conversationId)
{
var identity = _claimsService.GetUserClaims();
var payload = new SendMessageRequestContract
{
SenderId = identity.Id,
ContactUserId = contactUserId,
Message = message,
MessageType = string.IsNullOrEmpty(fileUrl) ? 0 : 1,
AttachmentUrl = fileUrl,
ConversationId = conversationId
};
var messageId = await _messageService.CreateMessageAsync(payload);
payload.MessageId = messageId;
var userConnectionIds = await _cacheService.Get <List <string> >(CachingHelpers.BuildKey("Chat", identity.Id)) ?? new List <string>();
var contactConnectionIds = await _cacheService.Get <List <string> >(CachingHelpers.BuildKey("Chat", contactUserId)) ?? new List <string>();
var connectionIds = userConnectionIds.Union(contactConnectionIds).ToList();
await _pubSub.Publish(Channels.PrivateMessageChannel,
new
PrivateMessageContract
{
ConnectionIds = connectionIds,
NewMessage = payload
});
var unreadMessages = await _messageService.GetUnreadMessages(contactUserId);
await _pubSub.Publish(Channels.NotififcationMessageChannel, new NewNotificationMessageContract
{
ActionType = NotificationActionType.UnreadMessage,
ConnectionIds = await _cacheService.Get <List <string> >(CachingHelpers.BuildKey("Notification", contactUserId)) ?? new List <string>(),
TotalUnreadMessages = unreadMessages
});
}
public void NotifyEventsStored(string streamName)
{
pubsub.Publish(new EventNotification {
StreamName = streamName
}, true);
}
public ValuesController(IPubSub pubSub)
{
pubSub.Publish <EventBase>(new EventBase());
}
public void Should_invalidate_if_key_is_not_a_string()
{
sut.Invalidate(123);
A.CallTo(() => pubsub.Publish("CacheInvalidations", A <string> .Ignored, true)).MustNotHaveHappened();
}
public void Synchronize <T, TKey>(TKey key) where T : IStatefulObject <TKey>
{
pubSub.Publish(new InvalidateMessage {
Key = key.ToString()
}, false);
}
public void NotifyEventsStored(string streamName)
{
pubsub.Publish(ChannelName, streamName, true);
}
