using Nonemm.Contests.Rules;
using Nonemm.Core;

namespace Nonemm.Contests.Tests;

public class ScoreBreakdownTests
{
    private static readonly Contest Contest = new CqWorldWide(ModeCategory.Cw);

    private static Qso Scored(string call, double kilohertz, Mode mode, int points, bool zone = false, bool country = false) =>
        TestLog.Contact(call, kilohertz, mode) with
        {
            Points = points,
            IsMultiplier1 = zone,
            IsMultiplier2 = country,
        };

    [Fact]
    public void Rows_are_ordered_by_the_band_as_text_then_by_mode_and_the_total_is_last()
    {
        List<Qso> log =
        [
            Scored("DL1AAA", 3_525, Modes.Cw, 1),
            Scored("DL1BBB", 10_120, Modes.Cw, 1),
            Scored("DL1CCC", 14_025, Modes.Cw, 1),
            Scored("DL1DDD", 14_200, Modes.Usb, 1),
            Scored("DL1EEE", 1_830, Modes.Cw, 1),
        ];

        IReadOnlyList<ScoreBreakdownRow> rows = ScoreBreakdown.For(log, Contest);

        Assert.Equal(
            [(1.8, "CW"), (10.0, "CW"), (14.0, "CW"), (14.0, "USB"), (3.5, "CW"), (ScoreBreakdown.TotalBand, "Both")],
            rows.Select(r => (r.Band, r.Mode)));
    }

    [Fact]
    public void A_row_adds_up_contacts_points_and_multiplier_flags()
    {
        List<Qso> log =
        [
            Scored("DL1AAA", 14_025, Modes.Cw, 3, zone: true, country: true),
            Scored("DL1BBB", 14_030, Modes.Cw, 3, country: true),
            Scored("DL1CCC", 7_010, Modes.Cw, 3, zone: true),
        ];

        ScoreBreakdownRow twenty = ScoreBreakdown.For(log, Contest).Single(r => r.Band == 14.0);
        ScoreBreakdownRow total = ScoreBreakdown.For(log, Contest).Last();

        Assert.Equal((2, 6, 1, 2, 0), (twenty.Qsos, twenty.Points, twenty.Multipliers[0], twenty.Multipliers[1], twenty.Multipliers[2]));
        Assert.Equal((3, 9, 2, 2), (total.Qsos, total.Points, total.Multipliers[0], total.Multipliers[1]));
    }

    [Fact]
    public void A_dupe_and_an_unclaimed_contact_are_not_counted()
    {
        List<Qso> log =
        [
            Scored("DL1AAA", 14_025, Modes.Cw, 3),
            Scored("DL1AAA", 14_026, Modes.Cw, 0) with { ContactType = "D" },
            Scored("DL1BBB", 14_027, Modes.Cw, 3) with { IsClaimed = false },
        ];

        Assert.Equal(1, ScoreBreakdown.For(log, Contest).Last().Qsos);
    }

    [Fact]
    public void An_empty_log_has_no_rows_not_even_a_total()
    {
        Assert.Empty(ScoreBreakdown.For([], Contest));
    }
}