using Nonemm.Contests.Udc;
using Nonemm.Core;

namespace Nonemm.Contests.Tests;

public class UserDefinedContestTests
{
    private const string Sample = """
        [Author]
        AuthorName=Someone
        [Contest]
        Name=SAMPLETEST
        DisplayName=Sample Test
        CabrilloName=SAMPLE-TEST
        Mode=CW
        DupeType=2
        Multiplier1Name=Countries
        MultSqlString=CountryPrefix
        IsMultPer=1
        PointsPerContact=MyCountry, 1, SameContinent, 2, OtherContinent, 5
        EntryWindowInfo=RCVText, 500, Exchange1Text, 500
        FrameText=RcvRST Exch
        DefaultContestExchange=599
        """;

    private static UserDefinedContest Contest() => new(UdcFile.Parse(Sample));

    private static ContestLog LogFor(StationInfo me) =>
        new(Contest(), me, TestLog.CountryFile);

    [Fact]
    public void NameAndCabrilloNameComeFromTheFile()
    {
        UserDefinedContest contest = Contest();
        Assert.Equal("SAMPLETEST", contest.Name);
        Assert.Equal("Sample Test", contest.DisplayName);
        Assert.Equal("SAMPLE-TEST", contest.CabrilloName);
    }

    [Fact]
    public void ExchangeBoxesComeFromTheEntryWindowSetting()
    {
        IReadOnlyList<ExchangeField> fields = Contest().ExchangeFieldsFor(TestLog.Germany);
        Assert.Equal(2, fields.Count);
        Assert.Equal("RcvRST", fields[0].Label);
        Assert.Equal(ExchangeSlot.Exchange1, fields[1].Slot);
    }

    [Theory]
    [InlineData("DL9XYZ", 1)]
    [InlineData("IK2XYZ", 2)]
    [InlineData("JA1XYZ", 5)]
    public void PointsFollowTheConditionList(string call, int expected) =>
        Assert.Equal(expected, LogFor(TestLog.Germany).Judge(TestLog.Contact(call)).Points);

    [Fact]
    public void CountriesCountOncePerBand()
    {
        ContestLog log = LogFor(TestLog.Germany);
        log.Add(TestLog.Contact("JA1XYZ"));
        Assert.Empty(log.Judge(TestLog.Contact("JA2XYZ")).NewMultipliers);
        Assert.Single(log.Judge(TestLog.Contact("JA2XYZ", 7_025)).NewMultipliers);
    }

    [Fact]
    public void FileWithNoContestNameIsRejected() =>
        Assert.Throws<FormatException>(() => UdcFile.Parse("[Author]\r\nAuthorName=Someone\r\n"));

    [Fact]
    public void DupeTypeFourNeverFlagsADupe()
    {
        UserDefinedContest contest = new(UdcFile.Parse(Sample.Replace("DupeType=2", "DupeType=4")));
        ContestLog log = new(contest, TestLog.Germany, TestLog.CountryFile);
        log.Add(TestLog.Contact("JA1XYZ"));
        Assert.False(log.Judge(TestLog.Contact("JA1XYZ")).IsDupe);
    }
}