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

namespace PuferFishTests.DataModelsTests;

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

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

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

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

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

    [Test]
    public void WarehouseIsNullOrEmptyTest()
    {
        var product = CreateDataModel(Guid.NewGuid().ToString(), "name", ProductType.Rolls, 0, CreateSuppliesDataModel(), null, false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
        product = CreateDataModel(Guid.NewGuid().ToString(), "name", ProductType.Rolls, 0, CreateSuppliesDataModel(), [], false);
        Assert.That(() => product.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void AllFieldsIsCorrectTest()
    {
        var productId = Guid.NewGuid().ToString();
        var productName = "name";
        var productType = ProductType.Rolls;
        var productRestaurantId = Guid.NewGuid().ToString();
        var productPrice = 500;
        var supplies = CreateSuppliesDataModel();
        var warehouse = CreateWarehouseDataModel();
        var productIsDeleted = false;
        var product = CreateDataModel(productId, productName, productType, productPrice, supplies, warehouse, 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.Price, Is.EqualTo(productPrice));
            Assert.That(product.Supplies, Is.EqualTo(supplies));
            Assert.That(product.Shop, Is.EqualTo(warehouse));
            Assert.That(product.IsDeleted, Is.EqualTo(productIsDeleted));
        });
    }

    private static ProductDataModel CreateDataModel(string? id, string? productName, ProductType productType, double price, List<SupplyProductDataModel>? supplies, List<ShopProductDataModel>? shop, bool isDeleted) =>
       new(id, productName, productType, price, supplies, shop, isDeleted);
    private static List<SupplyProductDataModel> CreateSuppliesDataModel()
       => [new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1)];

    private static List<ShopProductDataModel> CreateWarehouseDataModel()
        => [new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), 1)];
}