Flutter and WebSockets: Building Interactive Apps with Ease

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So in the last article we talked about 3 different ways to connect to database so that we can get instant updates. Because in this fast pace world everything need to be quick and instant. In this article we will be studying about WebSocket and how to implement them in flutter.

As you already knew (if you read my last article , if not then read it once LINK :-) ) what is WebSocket and why we should use it so we will directly move to coding part (interesting part). So like everything feature we want to implement in flutter first we have to add library in yaml file (most important step for any feature implementation in flutter :-( )

web_socket_channel 2.4.0  // Use latest verions.

The web_socket_channel package provides the tools you need to connect to a WebSocket server.

The package provides a WebSocketChannel that allows you to both listen for messages from the server and push messages to the server.

1. Connect to WebSocket Server

In Flutter, use the following line to create a WebSocketChannel that connects to a server:

final channel = WebSocketChannel.connect(
  Uri.parse('wss://echo.websocket.events:$portNumber'),
);

final channel = WebSocketChannel.connect(…