using Bunit;
using ZB.MOM.WW.ScadaBridge.CentralUI.Components.Health;
using ZB.MOM.WW.ScadaBridge.Commons.Messages.Health;

namespace ZB.MOM.WW.ScadaBridge.CentralUI.Tests.Monitoring;

/// <summary>Gitea #88: failure-counter badges on the Health dashboard site card.</summary>
public class SiteWriteFailureBadgesTests : BunitContext
{
    private static SiteHealthReport Report(long eventLog = 0, int audit = 0, int redaction = 0) =>
        new("site-a", 1, DateTimeOffset.UtcNow,
            new Dictionary<string, ZB.MOM.WW.ScadaBridge.Commons.Types.Enums.ConnectionHealth>(),
            new Dictionary<string, ZB.MOM.WW.ScadaBridge.Commons.Messages.Health.TagResolutionStatus>(),
            0, 0, new Dictionary<string, int>(), 0, 0, 0, 0,
            SiteAuditWriteFailures: audit,
            AuditRedactionFailure: redaction,
            SiteEventLogWriteFailures: eventLog);

    private IRenderedComponent<SiteWriteFailureBadges> Render(SiteHealthReport? report, bool online = true) =>
        Render<SiteWriteFailureBadges>(p => p.Add(c => c.Report, report).Add(c => c.IsOnline, online));

    /// <summary>All-zero counters render nothing.</summary>
    [Fact]
    public void ZeroCounters_RenderNoBadges() =>
        Assert.Empty(Render(Report()).FindAll(".badge"));

    /// <summary>A missing report renders nothing.</summary>
    [Fact]
    public void NullReport_RendersNoBadges() =>
        Assert.Empty(Render(null).FindAll(".badge"));

    /// <summary>Event-log write failures raise only their own badge.</summary>
    [Fact]
    public void EventLogFailures_ShowOwnBadgeOnly()
    {
        var cut = Render(Report(eventLog: 3));
        Assert.Single(cut.FindAll("[data-test='event-log-write-failures-badge']"));
        Assert.Single(cut.FindAll(".badge"));
        Assert.Contains("3", cut.Find("[data-test='event-log-write-failures-badge']").GetAttribute("title"));
    }

    /// <summary>Audit write failures raise only their own badge.</summary>
    [Fact]
    public void AuditWriteFailures_ShowOwnBadgeOnly()
    {
        var cut = Render(Report(audit: 2));
        Assert.Single(cut.FindAll("[data-test='audit-write-failures-badge']"));
        Assert.Single(cut.FindAll(".badge"));
    }

    /// <summary>Audit redaction failures raise only their own badge.</summary>
    [Fact]
    public void RedactionFailures_ShowOwnBadgeOnly()
    {
        var cut = Render(Report(redaction: 1));
        Assert.Single(cut.FindAll("[data-test='audit-redaction-failures-badge']"));
        Assert.Single(cut.FindAll(".badge"));
    }

    /// <summary>All three counters render three badges.</summary>
    [Fact]
    public void AllCounters_ShowThreeBadges() =>
        Assert.Equal(3, Render(Report(1, 1, 1)).FindAll(".badge").Count);

    /// <summary>An offline site renders no warning badges.</summary>
    [Fact]
    public void OfflineSite_ShowsNoBadges() =>
        Assert.Empty(Render(Report(1, 1, 1), online: false).FindAll(".badge"));
}