using Xunit;
using ytLive.Models;

namespace ytLive.Tests;

/// <summary>Which session an armed output starts, and where a press routes.
///
/// <para>Superseded 2026-11-12: the ON-AIR start no longer infers Test from EDIT. The output stage
/// offers "Private Test Stream" and "Review & Go Live" as separate buttons, so ON-AIR always means the
/// real livestream here. REC always records, because there is no test recording.</para></summary>
public class SessionStartDecisionTests
{
    [Fact]
    public void The_armed_output_decides_the_session_kind_and_test_is_never_inferred()
    {
        // ON-AIR armed: the real livestream, never a test.
        Assert.Equal(SessionStartKind.Live, SessionStartDecision.For(recordArmed: false, onAirArmed: true));
        Assert.Equal("Go Live", SessionStartDecision.LabelFor(SessionStartKind.Live));

        // REC armed: always a recording (no test recording exists).
        Assert.Equal(SessionStartKind.Record, SessionStartDecision.For(true, false));
        Assert.Equal("Start Recording", SessionStartDecision.LabelFor(SessionStartKind.Record));

        // Signed out: an ON-AIR press (live OR test) routes to the sign-in flow, never a dead
        // button. Recording never needs an account.
        Assert.Equal(SessionStartDecision.Route.SignIn, SessionStartDecision.RouteFor(SessionStartKind.Live, connected: false));
        Assert.Equal(SessionStartDecision.Route.SignIn, SessionStartDecision.RouteFor(SessionStartKind.Test, connected: false));
        Assert.Equal(SessionStartDecision.Route.Live, SessionStartDecision.RouteFor(SessionStartKind.Live, connected: true));
        Assert.Equal(SessionStartDecision.Route.Test, SessionStartDecision.RouteFor(SessionStartKind.Test, connected: true));
        Assert.Equal(SessionStartDecision.Route.Record, SessionStartDecision.RouteFor(SessionStartKind.Record, connected: false));

        // Unarmed start records locally (the no-dead-ends rule).
        Assert.Equal(SessionStartKind.Record, SessionStartDecision.For(false, false));
    }
}