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

namespace NorthBridgeTests.DataModelsTests;

[TestFixture]
public class SaleDataModelTests
{
    [Test]
    public void IdIsEmptyOrNullTest()
    {
        Assert.Throws<ValidationException>(() => new SaleDataModel(null, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
        Assert.Throws<ValidationException>(() => new SaleDataModel(string.Empty, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
    }

    [Test]
    public void IdIsNotGuidTest()
    {
        Assert.Throws<ValidationException>(() => new SaleDataModel("invalidGuid", Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
    }

    [Test]
    public void WorkerIdIsEmptyOrNullTest()
    {
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), null, Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), string.Empty, Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
    }

    [Test]
    public void WorkerIdIsNotGuidTest()
    {
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), "invalidGuid", Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
    }

    [Test]
    public void CustomerIdIsNotGuidTest()
    {
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), "invalidGuid", 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
    }

    [Test]
    public void SumIsLessOrZeroTest()
    {
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 0, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), -10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
    }

    [Test]
    public void ProductsIsNullOrEmptyTest()
    {
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, null).Validate());
        Assert.Throws<ValidationException>(() => new SaleDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false, new List<SaleProductDataModel>()).Validate());
    }

    [Test]
    public void AllFieldsAreValidTest()
    {
        var sale = new SaleDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, DiscountType.None, 0, false,
            new List<SaleProductDataModel> { new SaleProductDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1) });
        Assert.DoesNotThrow(() => sale.Validate());
    }
}