public static async Task ProcessQueueAsync(IReliableStateManager stateManager,
IConversationCtrlAppService conversationCtrlAppService,
Func <Guid, INotifySessionActor> notifySessionActorFactory,
CancellationToken cancellationToken)
{
var queueMessageProcess = await Service.GetMessageProcessQueue(stateManager);
while (!cancellationToken.IsCancellationRequested)
{
using (var tx = stateManager.CreateTransaction())
{
var msgWrap = await queueMessageProcess.TryDequeueAsync(tx);
if (msgWrap.HasValue)
{
var item = msgWrap.Value;
await SaveMsgAsync(stateManager, tx, item);
await PushNotifyAsync(conversationCtrlAppService, notifySessionActorFactory, item);
}
else
{
await tx.CommitAsync();
await Task.Delay(100);
}
}
}
}
public InstantMessageController(
IConversationCtrlAppService conversationCtrlAppService,
Func <Guid, IConversationMsgAppService> conversationMsgAppServiceFactory,
Func <Task <IEnumerable <IConversationMsgAppService> > > allConversationMsgAppServiceFactory,
IEmployeeCacheService employeeMappingService,
IGroupAppService groupAppService,
IDepartmentAppService departmentAppService
)
{
_conversationCtrlAppService = conversationCtrlAppService;
_conversationMsgAppServiceFactory = conversationMsgAppServiceFactory;
_logger = Log.ForContext <InstantMessageController>();
_allConversationMsgAppServiceFactory = allConversationMsgAppServiceFactory;
_employeeMappingService = employeeMappingService;
_groupAppService = groupAppService;
_departmentAppService = departmentAppService;
}
private static async Task PushNotifyAsync(
IConversationCtrlAppService conversationCtrlAppService,
Func <Guid, INotifySessionActor> notifySessionActorFactory,
ConversationMsg item)
{
try
{
var entityConversationWrap = await conversationCtrlAppService.GetByIdAsync(item.ConversationId);
if (entityConversationWrap.HasValue)
{
var entityConversation = entityConversationWrap.Value;
var tasks = new List <Task>();
foreach (var userId in entityConversation.Participants)
{
var actorSession = notifySessionActorFactory(userId);
tasks.Add(actorSession.PushMsgNotifyAsync(new MessageNotifyDto
{
Target = NotifyTargetType.Conversation,
TargetId = item.ConversationId.ToString(),
TargetCategory = (int)entityConversation.Type,
LatestMsgId = item.Id,
}));
}
await Task.WhenAll(tasks);
}
}
catch (Exception ex)
{
//如果PushMsgNotifyAsync过程出错，也实现保存消息的过程，只是会出现接收方接收不到消息
Log.Error("ConversationMsgQueueProcessor PushMsgNotifyAsync Message: " +
$"ItemId is {item.Id}, ConversationId is {item.ConversationId}, SenderId is {item.SenderId}, Message is {ex.Message}");
if (IsInUnitTest)
{
throw;
}
}
}