using AndDietCokeContracts.DataModels;
using AndDietCokeContracts.Exceptions;
using NUnit.Framework;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AndDietCokeTests.DataModelsTests;

[TestFixture]
internal class SaleDataModelTests
{
    [Test]
    public void IdIsNullOrEmptyTest()
    {
        var sale = CreateDataModel(null, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
        sale = CreateDataModel(string.Empty, Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void IdIsNotGuidTest()
    {
        var sale = CreateDataModel("id", Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void WorkerIdIsNullOrEmptyTest()
    {
        var sale = CreateDataModel(Guid.NewGuid().ToString(), null, Guid.NewGuid().ToString(), 10, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
        sale = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, Guid.NewGuid().ToString(), 10, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void WorkerIdIsNotGuidTest()
    {
        var sale = CreateDataModel(Guid.NewGuid().ToString(), "workerId", Guid.NewGuid().ToString(), 10,true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void BuyerIdIsNotGuidTest()
    {
        var sale = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), "buyerId", 10, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void SumIsLessOrZeroTest()
    {
        var sale = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 0, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
        sale = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), -10, true, false, CreateSubDataModel());
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void ProductsIsNullOrEmptyTest()
    {
        var sale = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, true, false, null);
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
        sale = CreateDataModel(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 10, true, false, []);
        Assert.That(() => sale.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void AllFieldsIsCorrectTest()
    {
        var saleId = Guid.NewGuid().ToString();
        var workerId = Guid.NewGuid().ToString();
        var buyerId = Guid.NewGuid().ToString();
        var sum = 10;
        var isConstantClient = true;
        var isCancel = true;
        var dishes = CreateSubDataModel();
        var sale = CreateDataModel(saleId, workerId, buyerId, sum, isConstantClient, isCancel, dishes);
        Assert.That(() => sale.Validate(), Throws.Nothing);
        Assert.Multiple(() =>
        {
            Assert.That(sale.Id, Is.EqualTo(saleId));
            Assert.That(sale.WorkerId, Is.EqualTo(workerId));
            Assert.That(sale.BuyerId, Is.EqualTo(buyerId));
            Assert.That(sale.Sum, Is.EqualTo(sum));
            Assert.That(sale.IsConstantClient, Is.EqualTo(isConstantClient));
            Assert.That(sale.IsCancel, Is.EqualTo(isCancel));
            Assert.That(sale.Dishes, Is.EquivalentTo(dishes));
        });
    }

    private static SaleDataModel CreateDataModel(string? id, string? workerId, string? buyerId, double sum, bool IsConstantClient, bool isCancel, List<OrderDishDataModel>? dishes) => new(id, workerId, buyerId, sum, IsConstantClient, isCancel, dishes);
    private static List<OrderDishDataModel> CreateSubDataModel() => [new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1)];

}