using Jiaowu.Api.Domain.Academic;
using Jiaowu.Api.Infrastructure.Academic;

namespace Jiaowu.Api.Tests;

public sealed class PhysicalFitnessScoringTests
{
    [Fact]
    public void MaleFreshman_AtAllPerfectThresholds_ScoresOneHundred()
    {
        var result = PhysicalFitnessScoringService.Calculate(
            Gender.Male,
            1,
            new PhysicalFitnessMeasurements(175, 70, 5040, 6.7m, 24.9m, 273, 19, 197));

        Assert.Equal(100m, result.StandardScore);
        Assert.Equal(0m, result.BonusScore);
        Assert.Equal(100m, result.TotalScore);
        Assert.Equal(PhysicalTestGrade.Excellent, result.Grade);
        Assert.Equal(9, result.Items.Count);
        Assert.Equal(22.9m, result.Items.Single(x => x.ItemCode == PhysicalTestItemCode.Bmi).Value);
    }

    [Fact]
    public void FemaleSenior_UsesSeniorFemaleThresholdsAndBonus()
    {
        var result = PhysicalFitnessScoringService.Calculate(
            Gender.Female,
            4,
            new PhysicalFitnessMeasurements(165, 55, 3450, 7.4m, 26.3m, 208, 70, 146));

        Assert.Equal(100m, result.StandardScore);
        Assert.Equal(20m, result.BonusScore);
        Assert.Equal(120m, result.TotalScore);
        Assert.Equal(10m, result.Items.Single(x => x.ItemCode == PhysicalTestItemCode.Strength).BonusScore);
        Assert.Equal(10m, result.Items.Single(x => x.ItemCode == PhysicalTestItemCode.EnduranceRun).BonusScore);
    }

    [Fact]
    public void UnknownGender_IsRejected()
    {
        var error = Assert.Throws<ArgumentException>(() => PhysicalFitnessScoringService.Calculate(
            Gender.Unknown,
            1,
            new PhysicalFitnessMeasurements(170, 60, 3000, 8, 10, 200, 10, 240)));

        Assert.Contains("性别", error.Message);
    }
}