using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using SVSim.Bootstrap.Importers;
using SVSim.Database;
using SVSim.UnitTests.Infrastructure;

namespace SVSim.UnitTests.Importers;

public class PracticeOpponentImporterTests
{
    private static string SeedDir => Path.Combine(AppContext.BaseDirectory, "Data", "seeds");

    [Test]
    public async Task Imports_opponents_from_seed_file()
    {
        using var factory = new SVSimTestFactory();
        using var scope = factory.Services.CreateScope();
        var db = scope.ServiceProvider.GetRequiredService<SVSimDbContext>();

        await new PracticeOpponentImporter().ImportAsync(db, SeedDir);

        var opponents = await db.PracticeOpponents.OrderBy(p => p.Id).ToListAsync();
        Assert.That(opponents.Count, Is.GreaterThan(0), "seed file must contain opponents");
        Assert.That(opponents.All(o => o.ClassId >= 0), Is.True);
    }

    [Test]
    public async Task Is_idempotent_on_rerun()
    {
        using var factory = new SVSimTestFactory();
        using var scope = factory.Services.CreateScope();
        var db = scope.ServiceProvider.GetRequiredService<SVSimDbContext>();

        await new PracticeOpponentImporter().ImportAsync(db, SeedDir);
        int before = await db.PracticeOpponents.CountAsync();
        await new PracticeOpponentImporter().ImportAsync(db, SeedDir);
        int after = await db.PracticeOpponents.CountAsync();

        Assert.That(after, Is.EqualTo(before));
    }
}