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

namespace MagicCarpetTests.DataModelTests;
[TestFixture]
internal class ClientDataModelTests
{
    [Test]
    public void IdIsNullOrEmptyTest()
    {
        var client = CreateDataModel(null, "fio", "number", 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
        client = CreateDataModel(string.Empty, "fio", "number", 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void IdIsNotGuidTest()
    {
        var client = CreateDataModel("id", "fio", "number", 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void FIOIsNullOrEmptyTest()
    {
        var client = CreateDataModel(Guid.NewGuid().ToString(), null, "number", 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
        client = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, "number", 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void PhoneNumberIsNullOrEmptyTest()
    {
        var client = CreateDataModel(Guid.NewGuid().ToString(), "fio", null, 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
        client = CreateDataModel(Guid.NewGuid().ToString(), "fio", string.Empty, 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void PhoneNumberIsIncorrectTest()
    {
        var client = CreateDataModel(Guid.NewGuid().ToString(), "fio", "777", 10);
        Assert.That(() => client.Validate(), Throws.TypeOf<ValidationException>());
    }

    [Test]
    public void AllFieldsIsCorrectTest()
    {
        var clientId = Guid.NewGuid().ToString();
        var fio = "Fio";
        var phoneNumber = "+7-777-777-77-77";
        var discountSize = 11;
        var buyer = CreateDataModel(clientId, fio, phoneNumber, discountSize);
        Assert.That(() => buyer.Validate(), Throws.Nothing);
        Assert.Multiple(() =>
        {
            Assert.That(buyer.Id, Is.EqualTo(clientId));
            Assert.That(buyer.FIO, Is.EqualTo(fio));
            Assert.That(buyer.PhoneNumber, Is.EqualTo(phoneNumber));
            Assert.That(buyer.DiscountSize, Is.EqualTo(discountSize));
        });
    }

    private static ClientDataModel CreateDataModel(string? id, string? fio, string? phoneNumber, double discountSize) =>
        new(id, fio, phoneNumber, discountSize);
}