namespace HSchool.Content.Tests;

public class CountryDefTests
{
    private readonly CatalogLoader _loader = new();

    [Fact]
    public void VanillaCore_LoadsRussiaAndClimatePresets()
    {
        var root = Path.Combine(AppContext.BaseDirectory, "vanilla");
        var catalog = _loader.Load([CatalogLoader.CorePackId], PackDocuments.FromDirectory(CatalogLoader.CorePackId, root));

        Assert.True(catalog.Countries.ContainsKey("Russia"));
        Assert.False(catalog.Countries.ContainsKey("Slavic"));
        var russia = catalog.Countries["Russia"];
        Assert.Equal(
            ["RussianLanguage", "BelarusianLanguage", "UkrainianLanguage"],
            russia.Names.Spoken);
        Assert.Equal(0.6f, russia.Names.RelatedLanguageChance);
        Assert.Equal(40, russia.Names.RelatedLanguageMax);
        Assert.True(russia.Names.MaleGiven.Count >= 20);
        Assert.Equal(["TemperateContinental", "ContinentalCold"], russia.ClimatePresets);
        Assert.True(catalog.ClimatePresets.ContainsKey("TemperateContinental"));
        Assert.True(catalog.ClimatePresets.ContainsKey("ContinentalCold"));
        Assert.Equal("Россия", catalog.Label("ru", russia));
        Assert.Equal("Russia", catalog.Label("en", russia));
    }

    [Fact]
    public void CountryWithoutNames_FailsTheCatalog()
    {
        var ex = Assert.Throws<ContentLoadException>(() => _loader.Load(
            [CatalogLoader.CorePackId],
            [
                PackDocuments.Def(
                    CatalogLoader.CorePackId,
                    "climates",
                    "temperate",
                    """{ "defName": "TemperateContinental" }"""),
                PackDocuments.Def(
                    CatalogLoader.CorePackId,
                    "countries",
                    "ghost",
                    """{ "defName": "GhostLand", "climatePresets": ["TemperateContinental"] }"""),
            ]));

        Assert.Contains("GhostLand", ex.Message, StringComparison.Ordinal);
        Assert.Contains("names", ex.Message, StringComparison.OrdinalIgnoreCase);
    }

    [Fact]
    public void CountryWithUnknownPreset_FailsTheCatalog()
    {
        var ex = Assert.Throws<ContentLoadException>(() => _loader.Load(
            [CatalogLoader.CorePackId],
            [
                PackDocuments.Def(
                    CatalogLoader.CorePackId,
                    "climates",
                    "temperate",
                    """{ "defName": "TemperateContinental" }"""),
                PackDocuments.Def(
                    CatalogLoader.CorePackId,
                    "countries",
                    "ghost",
                    """
                    {
                      "defName": "GhostLand",
                      "climatePresets": ["NoSuchClimate"],
                      "names": {
                        "maleGiven": [{ "form": "Иван" }],
                        "femaleGiven": [{ "form": "Анна", "declension": "a" }],
                        "surnames": [{ "male": "Иванов", "female": "Иванова" }]
                      }
                    }
                    """),
            ]));

        Assert.Contains("NoSuchClimate", ex.Message, StringComparison.Ordinal);
    }
}