lcu-sharp-event-example

Program.cs

using LCUSharp;
using LCUSharp.Websocket;

public class Program
{
    public event EventHandler<LeagueEvent> GameFlowChanged;
    private readonly TaskCompletionSource<bool> _work = new TaskCompletionSource<bool>(false);

    public static async Task Main(string[] args)
    {
        Console.WriteLine("Running...");
        await new Program().EventExampleAsync();
    }

    public async Task EventExampleAsync()
    {
        // Initialize a connection to the league client.
        var api = await LeagueClientApi.ConnectAsync();
        Console.WriteLine("Connected!");

        // Register game flow event.
        GameFlowChanged += OnGameFlowChanged;
        api.EventHandler.Subscribe("/lol-gameflow/v1/gameflow-phase", GameFlowChanged);

        // Wait until work is complete.
        await _work.Task;
        Console.WriteLine("Done.");
    }

    private void OnGameFlowChanged(object sender, LeagueEvent e)
    {
        var result = e.Data.ToString();
        var state = string.Empty;

        switch (result)
        {
            case "None":
                state = "main menu";
                break;
            case "Lobby":
                state = "lobby";
                break;
            case "ChampSelect":
                state = "champ select";
                break;
            case "GameStart":
                state = "game started";
                break;
            case "InProgress":
                state = "game";
                break;
            case "WaitingForStats":
                state = "waiting for stats";
                break;
            default:
                state = $"unknown state: {result}";
                break;
        }

        // Print new state and set work to complete.
        Console.WriteLine($"Status update: Entered {state}.");
        _work.SetResult(true);
    }
}