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

namespace Nonemm.Contests.Tests;

public class ArrlDxTests
{
    private static ContestLog LogFor(StationInfo me) =>
        new(new ArrlDx(ModeCategory.Cw), me, TestLog.CountryFile);

    [Fact]
    public void DxWorkingWvieScoresThree()
    {
        ContestLog log = LogFor(TestLog.Germany);
        Assert.Equal(3, log.Judge(TestLog.Contact("K1ABC", section: "CT")).Points);
    }

    [Fact]
    public void DxWorkingDxScoresNothing()
    {
        ContestLog log = LogFor(TestLog.Germany);
        Assert.Equal(0, log.Judge(TestLog.Contact("JA1XYZ", exchange: "5W")).Points);
    }

    [Fact]
    public void WvieWorkingWvieScoresNothing()
    {
        ContestLog log = LogFor(TestLog.UnitedStates);
        Assert.Equal(0, log.Judge(TestLog.Contact("VE3XYZ", exchange: "ON")).Points);
    }

    [Fact]
    public void DxCountsStatesAndProvinces()
    {
        ContestLog log = LogFor(TestLog.Germany);
        Assert.Equal("CT", log.Judge(TestLog.Contact("K1ABC", section: "CT")).NewMultipliers.Single().Value);
        Assert.Empty(log.Judge(TestLog.Contact("K1ABC", section: "XX")).NewMultipliers);
    }

    [Fact]
    public void WvieCountsCountries()
    {
        ContestLog log = LogFor(TestLog.UnitedStates);
        Assert.Equal("DL", log.Judge(TestLog.Contact("DL9XYZ", exchange: "100")).NewMultipliers.Single().Value);
    }

    [Fact]
    public void MultipliersCountOncePerBand()
    {
        ContestLog log = LogFor(TestLog.Germany);
        log.Add(TestLog.Contact("K1ABC", section: "CT"));
        Assert.Empty(log.Judge(TestLog.Contact("K2ABC", section: "CT")).NewMultipliers);
        Assert.Single(log.Judge(TestLog.Contact("K2ABC", 7_025, section: "CT")).NewMultipliers);
    }

    /// A Canadian station sends the postal code or the older abbreviation, and
    /// Newfoundland and Labrador is one province either way. N1MM counts `NF`
    /// and `LB` as two multipliers, which is two for one province.
    [Fact]
    public void NewfoundlandAndLabradorCountOnce()
    {
        ContestLog log = new(new ArrlDx(ModeCategory.Phone), TestLog.Germany, TestLog.CountryFile);
        log.Add(TestLog.Contact("VO1XYZ", section: "NF"));
        Assert.Empty(log.Judge(TestLog.Contact("VO2XYZ", section: "LB")).NewMultipliers);
    }

    [Theory]
    [InlineData("QB", "QC")]
    [InlineData("PE", "PEI")]
    [InlineData("NT", "NWT")]
    public void AnotherSpellingIsTheSameArea(string sent, string counted)
    {
        ContestLog log = new(new ArrlDx(ModeCategory.Phone), TestLog.Germany, TestLog.CountryFile);
        Assert.Equal(
            counted,
            log.Judge(TestLog.Contact("VA2XYZ", section: sent)).NewMultipliers.Single().Value);
    }
}