using HSchool.Content;

namespace HSchool.Content.Tests;

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

    [Fact]
    public void VanillaCore_BlackboardHasPositive_ChairIsSilent()
    {
        var catalog = LoadVanilla();

        var blackboard = catalog.Things["Blackboard"].Prompt;
        Assert.NotNull(blackboard);
        Assert.False(blackboard.IsSilent);
        Assert.Contains("blackboard", blackboard.Positive, StringComparison.OrdinalIgnoreCase);

        var chair = catalog.Things["Chair"].Prompt;
        Assert.True(chair is null || chair.IsSilent);

        var classroom = catalog.Rooms["Classroom"].Prompt;
        Assert.NotNull(classroom);
        Assert.False(classroom.IsSilent);

        var snow = catalog.ClimatePresets["TemperateContinental"].Prompt?.Snow;
        Assert.NotNull(snow);
        Assert.False(snow.IsSilent);
        var clear = catalog.ClimatePresets["TemperateContinental"].Prompt?.Clear;
        Assert.True(clear is null || clear.IsSilent);
    }

    [Fact]
    public void PromptLongerThan120_FailsTheCatalog()
    {
        var documents = PackDocuments.FromDirectory(
                CatalogLoader.CorePackId,
                Path.Combine(AppContext.BaseDirectory, "vanilla"))
            .Append(PackDocuments.Def(
                CatalogLoader.CorePackId,
                "things",
                "long-board",
                $$"""
                {
                  "defName": "LongBoard",
                  "prompt": { "positive": "{{new string('x', 121)}}" }
                }
                """))
            .ToList();

        var ex = Assert.Throws<ContentLoadException>(() => _loader.Load([CatalogLoader.CorePackId], documents));
        Assert.Contains("120", ex.Message, StringComparison.Ordinal);
        Assert.Contains("LongBoard", ex.Message, StringComparison.Ordinal);
    }

    [Fact]
    public void NegativePromptWeight_FailsTheCatalog()
    {
        var documents = PackDocuments.FromDirectory(
                CatalogLoader.CorePackId,
                Path.Combine(AppContext.BaseDirectory, "vanilla"))
            .Append(PackDocuments.Def(
                CatalogLoader.CorePackId,
                "things",
                "bad-weight",
                """{ "defName": "BadWeight", "prompt": { "positive": "ok", "weight": -0.1 } }"""))
            .ToList();

        var ex = Assert.Throws<ContentLoadException>(() => _loader.Load([CatalogLoader.CorePackId], documents));
        Assert.Contains("weight", ex.Message, StringComparison.OrdinalIgnoreCase);
    }

    private DefCatalog LoadVanilla()
    {
        var root = Path.Combine(AppContext.BaseDirectory, "vanilla");
        return _loader.Load([CatalogLoader.CorePackId], PackDocuments.FromDirectory(CatalogLoader.CorePackId, root));
    }
}