.NET - Websocket.Send()
Send a message from the websocket to a connection.
using Nitric.Sdk;
var websocket = Nitric.Websocket("public");
websocket.Connection("D28BA458-BFF4-404A").Send("Hello World");
Nitric.Run();
Parameters
- Name
message
- Required
- Required
- Type
- string
- Description
The message that should be sent to the connection.
Examples
Broadcasting a message to all connections.
Do not send messages to a connection during it's connect
callback, if you
need to acknowledge connection, do so by using a topic
using System;
using Nitric.Sdk.Function;
using Nitric.Sdk.Resource;
class OpenConnection
{
public string Id { get; set; }
}
var websocket = Nitric.Websocket("public");
var collections = Nitric.Collection<OpenConnection>("connections").With(
CollectionPermission.Writing, CollectionPermission.Reading, CollectionPermission.Deleting
);
websocket.On(WebsocketEventType.Connected, ctx =>
{
collections.Doc(ctx.Req.ConnectionId).Set(new OpenConnection { Id = ctx.Req.ConnectionId });
return ctx;
});
websocket.On(WebsocketEventType.Disconnected, ctx =>
{
collections.Doc(ctx.Req.ConnectionId).Delete();
return ctx;
});
websocket.On(WebsocketEventType.Message, ctx =>
{
var connections = collections.Query().Fetch();
connections.Documents.ForEach(connection => {
var message = ctx.Req.Message();
websocket.Connection(connection.Content.Id).Send(message);
});
return ctx;
});
Nitric.Run();