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

namespace PipingHotTests.DataModelsTests;

[TestFixture]
internal class ProductDataModelTests
{
    [Test]
    public void IdIsNullOrEmptyTest()
    {
        var product = CreateDataModel(null, "name", ProductType.Pizza, Guid.NewGuid().ToString(),500, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
        product = CreateDataModel(string.Empty, "name", ProductType.Pizza, Guid.NewGuid().ToString(), 500, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void IdIsNotGuidTest()
    {
        var product = CreateDataModel("id", "name", ProductType.Pizza, Guid.NewGuid().ToString(), 500, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void ProductNameIsNullOrEmptyTest()
    {
        var product = CreateDataModel(Guid.NewGuid().ToString(), null, ProductType.Pizza, Guid.NewGuid().ToString(), 500, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
        product = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, ProductType.Pizza, Guid.NewGuid().ToString(), 500, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void ProductTypeIsNoneTest()
    {
        var product = CreateDataModel(Guid.NewGuid().ToString(), null, ProductType.None, Guid.NewGuid().ToString(), 500, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void ReastaurantIdIsNullOrEmptyTest()
    {
        
        var product = CreateDataModel(Guid.NewGuid().ToString(), "name",
        ProductType.Pizza, null, 500, false);
        Assert.That(() => product.Validate(),
        Throws.TypeOf<ValidationException>());
        product = CreateDataModel(Guid.NewGuid().ToString(), "name",
        ProductType.Pizza, string.Empty, 500, false);
        Assert.That(() => product.Validate(),
        Throws.TypeOf<ValidationException>());
    }
    [Test]
    public void ReastaurantIdIsNotGuidTest()
    {
        var product = CreateDataModel(Guid.NewGuid().ToString(), "name",
        ProductType.Pizza, "restaurantId", 500, false);
        Assert.That(() => product.Validate(),
        Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void PriceIsLessOrZeroTest()
    {
        var product = CreateDataModel(Guid.NewGuid().ToString(), null, ProductType.Pizza, Guid.NewGuid().ToString(), 0, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
        product = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, ProductType.Pizza, Guid.NewGuid().ToString(), - 500, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void AllFieldsIsCorrectTest()
    {
        var productId = Guid.NewGuid().ToString();
        var productName = "name";
        var productType = ProductType.Pizza;
        var productRestaurantId = Guid.NewGuid().ToString();
        var productPrice = 500;
        var productIsDeleted = false;
        var product = CreateDataModel(productId, productName, productType, productRestaurantId,productPrice, productIsDeleted);
        Assert.That(() => product.Validate(), Throws.Nothing);
        Assert.Multiple(() =>
        {
            Assert.That(product.Id, Is.EqualTo(productId));
            Assert.That(product.ProductName, Is.EqualTo(productName));
            Assert.That(product.ProductType, Is.EqualTo(productType));
            Assert.That(product.RestaurantId, Is.EqualTo(productRestaurantId));
            Assert.That(product.Price, Is.EqualTo(productPrice));
            Assert.That(product.IsDeleted, Is.EqualTo(productIsDeleted));
        });
    }

    private static ProductDataModel CreateDataModel(string? id, string? productName, ProductType productType, string? productRestaurantId,double price, bool isDeleted) =>
       new(id, productName, productType, productRestaurantId, price, isDeleted);
}