using Squirrel.DataModels;
using Squirrel.StoragesContracts;
using Moq;
using Squirrel.BusinessLogicsContracts;
using SquirelBusinessLogic.Implementations;
using Squirrel.Exceptions;
using Microsoft.Extensions.Logging;



namespace SquirrelTests.BusinessLogicsContractsTests;

[TestFixture]
internal class GuestBusinessLogicContractTests
{
    private GuestBusinessLogicContract _guestBusinessLogicContract;
    private Mock<IGuestStorageContract> _guestStorageContract;
    [OneTimeSetUp]
    public void OneTimeSetUp()
    {
        _guestStorageContract = new Mock<IGuestStorageContract>();
        _guestBusinessLogicContract = new GuestBusinessLogicContract(_guestStorageContract.Object, new Mock<ILogger>().Object);
    }

    [SetUp]
    public void SetUp()
    {
        _guestStorageContract.Reset();
    }

    [Test]
    public void GetAllGuests_ReturnListOfRecords_Test()
    {
        //Arrange
        var listOriginal = new List<GuestDataModel>()
        {
        new(Guid.NewGuid().ToString(), "fio 1", "+7-111-111-11-11", 0),
        new(Guid.NewGuid().ToString(), "fio 2", "+7-555-444-33-23", 10),
        new(Guid.NewGuid().ToString(), "fio 3", "+7-777-777-7777", 0),
        };

        _guestStorageContract.Setup(x => x.GetList()).Returns(listOriginal);

        //Act
        var list = _guestBusinessLogicContract.GetAllGuests();

        //Assert
        Assert.That(list, Is.Not.Null);
        Assert.That(list, Is.EquivalentTo(listOriginal));
    }

    [Test]
    public void GetAllGuests_ReturnEmptyList_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x => x.GetList()).Returns([]);

        //Act
        var list = _guestBusinessLogicContract.GetAllGuests();

        //Assert
        Assert.That(list, Is.Not.Null);
        Assert.That(list, Has.Count.EqualTo(0));
        _guestStorageContract.Verify(x => x.GetList(), Times.Once);
    }

    [Test]
    public void GetAllGuests_ReturnNull_ThrowException_Test()

    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.GetAllGuests(), Throws.TypeOf<NullListException>());
        _guestStorageContract.Verify(x => x.GetList(), Times.Once);
    }

    [Test]
    public void GetAllGuests_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x => x.GetList()).Throws(new StorageException(new InvalidOperationException()));

        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.GetAllGuests(), Throws.TypeOf<StorageException>());
        _guestStorageContract.Verify(x => x.GetList(), Times.Once);
    }

    [Test]
    public void GetGuestByData_GetById_ReturnRecord_Test()
    {
        //Arrange
        var id = Guid.NewGuid().ToString();
        var record = new GuestDataModel(id, "fio", "+7-111-111-11-11", 0);
        _guestStorageContract.Setup(x => x.GetElementById(id)).Returns(record);

        //Act
        var element = _guestBusinessLogicContract.GetGuestByData(id);

        //Assert
        Assert.That(element, Is.Not.Null);
        Assert.That(element.Id, Is.EqualTo(id));
        _guestStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetGuestByData_GetByFio_ReturnRecord_Test()
    {
        //Arrange
        var fio = "fio";
        var record = new GuestDataModel(Guid.NewGuid().ToString(), fio, "+7-111-111-11-11", 0);
        _guestStorageContract.Setup(x => x.GetElementByFIO(fio)).Returns(record);

        //Act
        var element = _guestBusinessLogicContract.GetGuestByData(fio);

        //Assert
        Assert.That(element, Is.Not.Null);
        Assert.That(element.FIO, Is.EqualTo(fio));
        _guestStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetGuestByData_GetByPhoneNumber_ReturnRecord_Test()
    {
        //Arrange
        var phoneNumber = "+7-111-1111111";
        var record = new GuestDataModel(Guid.NewGuid().ToString(), "fio", phoneNumber, 0);
        _guestStorageContract.Setup(x => x.GetElementByPhoneNumber(phoneNumber)).Returns(record);

        //Act
        var element = _guestBusinessLogicContract.GetGuestByData(phoneNumber);

        //Assert
        Assert.That(element, Is.Not.Null);
        Assert.That(element.PhoneNumber, Is.EqualTo(phoneNumber));
        _guestStorageContract.Verify(x => x.GetElementByPhoneNumber(It.IsAny<string>()), Times.Once);

    }

    [Test]
    public void GetGuestByData_EmptyData_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.GetGuestByData(null), Throws.TypeOf<ArgumentNullException>());
        Assert.That(() => _guestBusinessLogicContract.GetGuestByData(string.Empty),
        Throws.TypeOf<ArgumentNullException>());
        _guestStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
        _guestStorageContract.Verify(x => x.GetElementByPhoneNumber(It.IsAny<string>()), Times.Never);
        _guestStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void GetGuestByData_GetById_NotFoundRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() =>
        _guestBusinessLogicContract.GetGuestByData(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
        _guestStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
        _guestStorageContract.Verify(x => x.GetElementByPhoneNumber(It.IsAny<string>()), Times.Never);
        _guestStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void GetGuestByData_GetByFio_NotFoundRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.GetGuestByData("fio"), Throws.TypeOf<ElementNotFoundException>());
        _guestStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
        _guestStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
        _guestStorageContract.Verify(x => x.GetElementByPhoneNumber(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void
    GetGuestByData_GetByPhoneNumber_NotFoundRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.GetGuestByData("+7-111-1111112"), Throws.TypeOf<ElementNotFoundException>());
        _guestStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
        _guestStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Never);
        _guestStorageContract.Verify(x => x.GetElementByPhoneNumber(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetGuestByData_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x => x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        _guestStorageContract.Setup(x => x.GetElementByFIO(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        _guestStorageContract.Setup(x => x.GetElementByPhoneNumber(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.GetGuestByData(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
        Assert.That(() => _guestBusinessLogicContract.GetGuestByData("fio"), Throws.TypeOf<StorageException>());
        Assert.That(() => _guestBusinessLogicContract.GetGuestByData("+7-111-1111112"), Throws.TypeOf<StorageException>());
        _guestStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
        _guestStorageContract.Verify(x => x.GetElementByFIO(It.IsAny<string>()), Times.Once);
        _guestStorageContract.Verify(x => x.GetElementByPhoneNumber(It.IsAny<string>()), Times.Once);
    }
    [Test]
    public void InsertGuest_CorrectRecord_Test()
    {
        //Arrange
        var flag = false;
        var record = new GuestDataModel(Guid.NewGuid().ToString(), "fio", "+7-111-111-11-11", 10);
        _guestStorageContract.Setup(x =>
        x.AddElement(It.IsAny<GuestDataModel>()))
        .Callback((GuestDataModel x) =>
        {
            flag = x.Id == record.Id && x.FIO == record.FIO &&
        x.PhoneNumber == record.PhoneNumber &&
        x.DiscountSize == record.DiscountSize;
        });
        //Act
        _guestBusinessLogicContract.InsertGuest(record);
        //Assert
        _guestStorageContract.Verify(x =>
        x.AddElement(It.IsAny<GuestDataModel>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void InsertGuest_RecordWithExistsData_ThrowException_Test()
    {
        //Arrange
   
    _guestStorageContract.Setup(x =>
    x.AddElement(It.IsAny<GuestDataModel>())).Throws(new
    ElementExistsException("Data", "Data"));
        //Act&Assert
        Assert.That(() =>
        _guestBusinessLogicContract.InsertGuest(new(Guid.NewGuid().ToString(), "fio",
        "+7-111-111-11-11", 0)), Throws.TypeOf<ElementExistsException>());
        _guestStorageContract.Verify(x =>
        x.AddElement(It.IsAny<GuestDataModel>()), Times.Once);
    }

    [Test]
    public void InsertGuest_NullRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.InsertGuest(null),
        Throws.TypeOf<ArgumentNullException>());
        _guestStorageContract.Verify(x =>
        x.AddElement(It.IsAny<GuestDataModel>()), Times.Never);
    }

    [Test]
    public void InsertGuest_InvalidRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.InsertGuest(new
        GuestDataModel("id", "fio", "+7-111-111-11-11", 10)),
        Throws.TypeOf<ValidationException>());
        _guestStorageContract.Verify(x =>
        x.AddElement(It.IsAny<GuestDataModel>()), Times.Never);
    }

    [Test]
    public void InsertGuest_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x =>
        x.AddElement(It.IsAny<GuestDataModel>())).Throws(new StorageException(new
        InvalidOperationException()));
        //Act&Assert
        Assert.That(() =>
        _guestBusinessLogicContract.InsertGuest(new(Guid.NewGuid().ToString(), "fio",
        "+7-111-111-11-11", 0)), Throws.TypeOf<StorageException>());
        _guestStorageContract.Verify(x =>
        x.AddElement(It.IsAny<GuestDataModel>()), Times.Once);
    }
    [Test]
    public void UpdateGuest_CorrectRecord_Test()
    {
        //Arrange
        var flag = false;
        var record = new GuestDataModel(Guid.NewGuid().ToString(), "fio", "+7-111-111-11-11", 0);
        _guestStorageContract.Setup(x => x.UpdElement(It.IsAny<GuestDataModel>()))
        .Callback((GuestDataModel x) =>
        {
            flag = x.Id == record.Id && x.FIO == record.FIO &&
        x.PhoneNumber == record.PhoneNumber &&
        x.DiscountSize == record.DiscountSize;
        });
        //Act
        _guestBusinessLogicContract.UpdateGuest(record);
    
    //Assert
    _guestStorageContract.Verify(x =>
    x.UpdElement(It.IsAny<GuestDataModel>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void UpdateGuest_RecordWithIncorrectData_ThrowException_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x =>
        x.UpdElement(It.IsAny<GuestDataModel>())).Throws(new
        ElementNotFoundException(""));
        //Act&Assert
        Assert.That(() =>
        _guestBusinessLogicContract.UpdateGuest(new(Guid.NewGuid().ToString(), "fio",
        "+7-111-111-11-11", 0)), Throws.TypeOf<ElementNotFoundException>());
        _guestStorageContract.Verify(x =>
        x.UpdElement(It.IsAny<GuestDataModel>()), Times.Once);
    }

    [Test]
    public void UpdateGuest_RecordWithExistsData_ThrowException_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x =>
        x.UpdElement(It.IsAny<GuestDataModel>())).Throws(new
        ElementExistsException("Data", "Data"));
        //Act&Assert
        Assert.That(() =>
        _guestBusinessLogicContract.UpdateGuest(new(Guid.NewGuid().ToString(), "fio",
        "+7-111-111-11-11", 0)), Throws.TypeOf<ElementExistsException>());
        _guestStorageContract.Verify(x =>
        x.UpdElement(It.IsAny<GuestDataModel>()), Times.Once);
    }

    [Test]
    public void UpdateGuest_NullRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.UpdateGuest(null),
        Throws.TypeOf<ArgumentNullException>());
        _guestStorageContract.Verify(x =>
        x.UpdElement(It.IsAny<GuestDataModel>()), Times.Never);
    }

    [Test]
    public void UpdateGuest_InvalidRecord_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.UpdateGuest(new
        GuestDataModel("id", "fio", "+7-111-111-11-11", 10)),
        Throws.TypeOf<ValidationException>());
        _guestStorageContract.Verify(x =>
        x.UpdElement(It.IsAny<GuestDataModel>()), Times.Never);
    }

    [Test]
    public void UpdateGuest_StorageThrowError_ThrowException_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x =>
        x.UpdElement(It.IsAny<GuestDataModel>())).Throws(new StorageException(new
        InvalidOperationException()));
    
    //Act&Assert
    Assert.That(() =>
    _guestBusinessLogicContract.UpdateGuest(new(Guid.NewGuid().ToString(), "fio", "+7-111-111-11-11", 0)), Throws.TypeOf<StorageException>());
        _guestStorageContract.Verify(x =>
        x.UpdElement(It.IsAny<GuestDataModel>()), Times.Once);
    }

    [Test]
    public void DeleteGuest_CorrectRecord_Test()
    {
        //Arrange
        var id = Guid.NewGuid().ToString();
        var flag = false;
        _guestStorageContract.Setup(x => x.DelElement(It.Is((string x) => x
        == id))).Callback(() => { flag = true; });
        //Act
        _guestBusinessLogicContract.DeleteGuest(id);
        //Assert
        _guestStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
        Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void DeleteGuest_RecordWithIncorrectId_ThrowException_Test()
    {
        //Arrange
        _guestStorageContract.Setup(x =>
        x.DelElement(It.IsAny<string>())).Throws(new ElementNotFoundException(""));
        //Act&Assert
        Assert.That(() =>
        _guestBusinessLogicContract.DeleteGuest(Guid.NewGuid().ToString()),
        Throws.TypeOf<ElementNotFoundException>());
        _guestStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
        Times.Once);
    }

    [Test]
    public void DeleteGuest_IdIsNullOrEmpty_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.DeleteGuest(null),
        Throws.TypeOf<ArgumentNullException>());
        Assert.That(() =>
        _guestBusinessLogicContract.DeleteGuest(string.Empty),
        Throws.TypeOf<ArgumentNullException>());
        _guestStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
        Times.Never);
    }

    [Test]
    public void DeleteGuest_IdIsNotGuid_ThrowException_Test()
    {
        //Act&Assert
        Assert.That(() => _guestBusinessLogicContract.DeleteGuest("id"),
        Throws.TypeOf<ValidationException>());
        _guestStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
        Times.Never);
    }

    [Test]
    public void DeleteGuest_StorageThrowError_ThrowException_Test()
    {
    
        //Arrange
        _guestStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        
        //Act&Assert
        Assert.That(() =>
        _guestBusinessLogicContract.DeleteGuest(Guid.NewGuid().ToString()),
        Throws.TypeOf<StorageException>());
        _guestStorageContract.Verify(x => x.DelElement(It.IsAny<string>()),
        Times.Once);
    }
}