To connect to SignalR in a .NET MVC project using TypeScript, you need to perform the following steps:
Install the SignalR client library for TypeScript: npm install @aspnet/signalr
Import the library in your TypeScript file: import * as signalR from "@aspnet/signalr";
Create a connection to the SignalR hub:
javascript
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const connection = new signalR.HubConnectionBuilder()
.withUrl("/chatHub")
.build();
Start the connection: await connection.start();
Register for hub events:
typescript
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connection.on("ReceiveMessage", (user: string, message: string) => {
console.log(user + ": " + message);
});
Call methods on the hub: connection.invoke("SendMessage", user, message);
These are the basic steps to connect to SignalR in a .NET MVC project using TypeScript. For more detailed information, you can refer to the official SignalR documentation: https://docs.microsoft.com/en-us/aspnet/core/signalr/javascript-client?view=aspnetcore-3.1
You can also handle connection errors and disconnections:
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connection.onclose(() => {
console.error("Disconnected");
});
connection.start().catch(err => {
console.error(err.toString());
});
Finally, to stop the connection, you can use the connection.stop() method.
These are the basic steps to connect to SignalR in a .NET MVC project using TypeScript. It's important to note that the above code is just a sample and may need to be modified to fit your specific use case.