using ZB.MOM.WW.Audit;
using ZB.MOM.WW.ScadaBridge.Commons.Messages.InboundApi;
using ZB.MOM.WW.ScadaBridge.Commons.Messages.Instance;
using ZB.MOM.WW.ScadaBridge.Commons.Messages.ScriptExecution;
using ZB.MOM.WW.ScadaBridge.Commons.Messages.Streaming;

namespace ZB.MOM.WW.ScadaBridge.Commons.Tests.Messages;

/// <summary>
/// Flow Debugger (design 2026-09-05 §5.2/§5.4): the trace flag and trace payload are additive
/// trailing optional members — every pre-existing positional construction stays untraced.
/// </summary>
public class TraceFlagDefaultsTests
{
    [Fact]
    public void ExistingPositionalConstructions_DefaultToUntraced()
    {
        var now = DateTimeOffset.UtcNow;
        Assert.False(new RouteToCallRequest("c", "i", "s", null, now).Trace);
        Assert.False(new RouteToSetAttributesRequest("c", "i", new Dictionary<string, string>(), now).Trace);
        Assert.False(new ScriptCallRequest("s", null, 0, "c").Trace);
        Assert.False(new SetStaticAttributeCommand("c", "i", "a", "v", now).Trace);
        Assert.False(new AttributeValueChanged("i", "p", "a", 1, "Good", now).Trace);

        var reply = new RouteToCallResponse("c", true, null, null, now);
        Assert.Null(reply.ChildExecutionId);
        Assert.Null(reply.TraceEvents);

        var result = new ScriptCallResult("c", true, null, null);
        Assert.Null(result.ExecutionId);
        Assert.Null(result.TraceEvents);
    }

    [Fact]
    public void TraceEvents_AreAuditEvents()
    {
        var evt = new AuditEvent
        {
            EventId = Guid.NewGuid(),
            OccurredAtUtc = DateTimeOffset.UtcNow,
            Actor = "a",
            Action = "ScriptTrace.ScriptRun",
            Outcome = AuditOutcome.Success
        };
        var result = new ScriptCallResult("c", true, null, null, Guid.NewGuid(), [evt]);
        Assert.Single(result.TraceEvents!);
        Assert.NotNull(result.ExecutionId);

        var reply = new RouteToCallResponse("c", true, null, null, DateTimeOffset.UtcNow, result.ExecutionId, result.TraceEvents);
        Assert.Equal(result.ExecutionId, reply.ChildExecutionId);
        Assert.Same(evt, reply.TraceEvents![0]);
    }
}