using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using PuferFishContracts.DataModels;
using PuferFishContracts.Exceptions;

namespace PuferFishTests.DataModelsTests;

[TestFixture]
internal class PointsDataModelTests
{
    [Test]
    public void WorkerIdIsEmptyTest()
    {
        var points = CreateDataModel(null, DateTime.Now, 10);
        Assert.That(() => points.Validate(),
        Throws.TypeOf<ValidationException>());
        points = CreateDataModel(string.Empty, DateTime.Now, 10);
        Assert.That(() => points.Validate(),
        Throws.TypeOf<ValidationException>());
    }
    [Test]
    public void WorkerIdIsNotGuidTest()
    {
        var points = CreateDataModel("workerId", DateTime.Now, 10);
        Assert.That(() => points.Validate(),
        Throws.TypeOf<ValidationException>());
    }
    [Test]
    public void PriceIsLessOrZeroTest()
    {
        var points = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now,
        0);
        Assert.That(() => points.Validate(),
        Throws.TypeOf<ValidationException>());
        points = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, -
        10);
        Assert.That(() => points.Validate(),
        Throws.TypeOf<ValidationException>());
    }
    [Test]
    public void AllFieldsIsCorrectTest()
    {
        var buyerId = Guid.NewGuid().ToString();
        var pointsDate = DateTime.Now.AddDays(-3).AddMinutes(-5);
        var buyerPoints = 10;
        var points = CreateDataModel(buyerId, pointsDate, buyerPoints);
        Assert.That(() => points.Validate(), Throws.Nothing);
        Assert.Multiple(() =>
        {
            Assert.That(points.BuyerId, Is.EqualTo(buyerId));
            Assert.That(points.PointsDate, Is.EqualTo(pointsDate));
            Assert.That(points.Points, Is.EqualTo(buyerPoints));
        });
    }
    private static PointsDataModel CreateDataModel(string? buyerId, DateTime
    pointsDate, double buyerPoints) => new(buyerId, pointsDate, buyerPoints);
}