using Microsoft.Extensions.Logging;
using Moq;
using TheCyclopsBusinessLogic.Implementations;
using TheCyclopsContracts.DataModels;
using TheCyclopsContracts.Enums;
using TheCyclopsContracts.Exceptions;
using TheCyclopsContracts.StoragesContracts;

namespace TheCyclopsTests.BusinessLogicsContractsTests;

[TestFixture]
internal class ComponentBusinessLogicContractTests
{
    private ComponentBusinessLogicContract _componentBusinessLogicContract;
    private Mock<IComponentStorageContract> _componentStorageContract;

    [OneTimeSetUp]
    public void OneTimeSetUp()
    {
        _componentStorageContract = new Mock<IComponentStorageContract>();
        _componentBusinessLogicContract = new ComponentBusinessLogicContract(_componentStorageContract.Object, new Mock<ILogger>().Object);
    }

    [TearDown]
    public void TearDown()
    {
        _componentStorageContract.Reset();
    }

    [Test]
    public void GetAllComponents_ReturnListOfRecords_Test()
    {
        // Arrange
        var listOriginal = new List<ComponentDataModel>()
            {
                new(Guid.NewGuid().ToString(), "name 1", ComponentType.Other, 10, false),
                new(Guid.NewGuid().ToString(), "name 2", ComponentType.Other, 10, true),
                new(Guid.NewGuid().ToString(), "name 3", ComponentType.Other, 10, false),
            };
        _componentStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Returns(listOriginal);

        // Act
        var listOnlyActive = _componentBusinessLogicContract.GetAllComponents(true);
        var list = _componentBusinessLogicContract.GetAllComponents(false);

        // Assert
        Assert.Multiple(() =>
        {
            Assert.That(listOnlyActive, Is.Not.Null);
            Assert.That(list, Is.Not.Null);
            Assert.That(listOnlyActive, Is.EquivalentTo(listOriginal));
            Assert.That(list, Is.EquivalentTo(listOriginal));
        });
        _componentStorageContract.Verify(x => x.GetList(true), Times.Once);
        _componentStorageContract.Verify(x => x.GetList(false), Times.Once);
    }

    [Test]
    public void GetAllComponents_ReturnEmptyList_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Returns(new List<ComponentDataModel>());

        // Act
        var listOnlyActive = _componentBusinessLogicContract.GetAllComponents(true);
        var list = _componentBusinessLogicContract.GetAllComponents(false);

        // Assert
        Assert.Multiple(() =>
        {
            Assert.That(listOnlyActive, Is.Not.Null);
            Assert.That(list, Is.Not.Null);
            Assert.That(listOnlyActive, Has.Count.EqualTo(0));
            Assert.That(list, Has.Count.EqualTo(0));
        });
        _componentStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Exactly(2));
    }

    [Test]
    public void GetAllComponents_ReturnNull_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.GetAllComponents(It.IsAny<bool>()), Throws.TypeOf<NullListException>());
        _componentStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Once);
    }

    [Test]
    public void GetAllComponents_StorageThrowError_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.GetList(It.IsAny<bool>())).Throws(new StorageException(new InvalidOperationException()));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.GetAllComponents(It.IsAny<bool>()), Throws.TypeOf<StorageException>());
        _componentStorageContract.Verify(x => x.GetList(It.IsAny<bool>()), Times.Once);
    }

    [Test]
    public void GetComponentByData_GetById_ReturnRecord_Test()
    {
        // Arrange
        var id = Guid.NewGuid().ToString();
        var record = new ComponentDataModel(id, "name", ComponentType.Other, 10, false);
        _componentStorageContract.Setup(x => x.GetElementById(id)).Returns(record);

        // Act
        var element = _componentBusinessLogicContract.GetComponentByData(id);

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

    [Test]
    public void GetComponentByData_GetByName_ReturnRecord_Test()
    {
        // Arrange
        var name = "name";
        var record = new ComponentDataModel(Guid.NewGuid().ToString(), name, ComponentType.Other, 10, false);
        _componentStorageContract.Setup(x => x.GetElementByName(name)).Returns(record);

        // Act
        var element = _componentBusinessLogicContract.GetComponentByData(name);

        // Assert
        Assert.That(element, Is.Not.Null);
        Assert.That(element.ComponentName, Is.EqualTo(name));
        _componentStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetComponentByData_EmptyData_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.GetComponentByData(null), Throws.TypeOf<ArgumentNullException>());
        Assert.That(() => _componentBusinessLogicContract.GetComponentByData(string.Empty), Throws.TypeOf<ArgumentNullException>());
        _componentStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Never);
        _componentStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Never);
    }

    [Test]
    public void GetComponentByData_GetById_NotFoundRecord_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.GetComponentByData(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
        _componentStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetComponentByData_GetByName_NotFoundRecord_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.GetComponentByData("name"), Throws.TypeOf<ElementNotFoundException>());
        _componentStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void GetComponentByData_StorageThrowError_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.GetElementById(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));
        _componentStorageContract.Setup(x => x.GetElementByName(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.GetComponentByData(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
        Assert.That(() => _componentBusinessLogicContract.GetComponentByData("name"), Throws.TypeOf<StorageException>());
        _componentStorageContract.Verify(x => x.GetElementById(It.IsAny<string>()), Times.Once);
        _componentStorageContract.Verify(x => x.GetElementByName(It.IsAny<string>()), Times.Once);
    }

    [Test]
    public void InsertComponent_CorrectRecord_Test()
    {
        // Arrange
        var flag = false;
        var record = new ComponentDataModel(Guid.NewGuid().ToString(), "name", ComponentType.Other, 10, false);
        _componentStorageContract.Setup(x => x.AddElement(It.IsAny<ComponentDataModel>()))
            .Callback((ComponentDataModel x) =>
            {
                flag = x.Id == record.Id && x.ComponentName == record.ComponentName && x.ComponentType == record.ComponentType &&
                       x.Price == record.Price && x.IsDeleted == record.IsDeleted;
            });

        // Act
        _componentBusinessLogicContract.InsertComponent(record);

        // Assert
        _componentStorageContract.Verify(x => x.AddElement(It.IsAny<ComponentDataModel>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void InsertComponent_RecordWithExistsData_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.AddElement(It.IsAny<ComponentDataModel>())).Throws(new ElementExistsException("Data", "Data"));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.InsertComponent(new(Guid.NewGuid().ToString(), "name", ComponentType.Other, 10, false)), Throws.TypeOf<ElementExistsException>());
        _componentStorageContract.Verify(x => x.AddElement(It.IsAny<ComponentDataModel>()), Times.Once);
    }

    [Test]
    public void InsertComponent_NullRecord_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.InsertComponent(null), Throws.TypeOf<ArgumentNullException>());
        _componentStorageContract.Verify(x => x.AddElement(It.IsAny<ComponentDataModel>()), Times.Never);
    }

    [Test]
    public void InsertComponent_InvalidRecord_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.InsertComponent(new ComponentDataModel("id", "name", ComponentType.Other, 10, false)), Throws.TypeOf<ValidationException>());
        _componentStorageContract.Verify(x => x.AddElement(It.IsAny<ComponentDataModel>()), Times.Never);
    }

    [Test]
    public void InsertComponent_StorageThrowError_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.AddElement(It.IsAny<ComponentDataModel>())).Throws(new StorageException(new InvalidOperationException()));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.InsertComponent(new(Guid.NewGuid().ToString(), "name", ComponentType.Other, 10, false)), Throws.TypeOf<StorageException>());
        _componentStorageContract.Verify(x => x.AddElement(It.IsAny<ComponentDataModel>()), Times.Once);
    }

    [Test]
    public void UpdateComponent_CorrectRecord_Test()
    {
        // Arrange
        var flag = false;
        var record = new ComponentDataModel(Guid.NewGuid().ToString(), "name", ComponentType.Other, 10, false);
        _componentStorageContract.Setup(x => x.UpdElement(It.IsAny<ComponentDataModel>()))
            .Callback((ComponentDataModel x) =>
            {
                flag = x.Id == record.Id && x.ComponentName == record.ComponentName && x.ComponentType == record.ComponentType &&
                       x.Price == record.Price && x.IsDeleted == record.IsDeleted;
            });

        // Act
        _componentBusinessLogicContract.UpdateComponent(record);

        // Assert
        _componentStorageContract.Verify(x => x.UpdElement(It.IsAny<ComponentDataModel>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void UpdateComponent_RecordWithIncorrectData_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.UpdElement(It.IsAny<ComponentDataModel>())).Throws(new ElementNotFoundException(""));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.UpdateComponent(new(Guid.NewGuid().ToString(), "name", ComponentType.Other, 10, false)), Throws.TypeOf<ElementNotFoundException>());
        _componentStorageContract.Verify(x => x.UpdElement(It.IsAny<ComponentDataModel>()), Times.Once);
    }

    [Test]
    public void UpdateComponent_RecordWithExistsData_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.UpdElement(It.IsAny<ComponentDataModel>())).Throws(new ElementExistsException("Data", "Data"));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.UpdateComponent(new(Guid.NewGuid().ToString(), "anme", ComponentType.Other, 10, false)), Throws.TypeOf<ElementExistsException>());
        _componentStorageContract.Verify(x => x.UpdElement(It.IsAny<ComponentDataModel>()), Times.Once);
    }

    [Test]
    public void UpdateComponent_NullRecord_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.UpdateComponent(null), Throws.TypeOf<ArgumentNullException>());
        _componentStorageContract.Verify(x => x.UpdElement(It.IsAny<ComponentDataModel>()), Times.Never);
    }

    [Test]
    public void UpdateComponent_InvalidRecord_ThrowException_Test()
    {
        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.UpdateComponent(new ComponentDataModel("id", "name", ComponentType.Other, 10, false)), Throws.TypeOf<ValidationException>());
        _componentStorageContract.Verify(x => x.UpdElement(It.IsAny<ComponentDataModel>()), Times.Never);
    }

    [Test]
    public void UpdateComponent_StorageThrowError_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.UpdElement(It.IsAny<ComponentDataModel>())).Throws(new StorageException(new InvalidOperationException()));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.UpdateComponent(new(Guid.NewGuid().ToString(), "name", ComponentType.Other, 10, false)), Throws.TypeOf<StorageException>());
        _componentStorageContract.Verify(x => x.UpdElement(It.IsAny<ComponentDataModel>()), Times.Once);
    }

    [Test]
    public void DeleteComponent_CorrectRecord_Test()
    {
        // Arrange
        var id = Guid.NewGuid().ToString();
        var flag = false;
        _componentStorageContract.Setup(x => x.DelElement(It.Is((string x) => x == id))).Callback(() => { flag = true; });

        // Act
        _componentBusinessLogicContract.DeleteComponent(id);

        // Assert
        _componentStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
        Assert.That(flag);
    }

    [Test]
    public void DeleteComponent_RecordWithIncorrectId_ThrowException_Test()
    {
        // Arrange
        var id = Guid.NewGuid().ToString();
        _componentStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new ElementNotFoundException(id));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.DeleteComponent(Guid.NewGuid().ToString()), Throws.TypeOf<ElementNotFoundException>());
        _componentStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
    }

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

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

    [Test]
    public void DeleteComponent_StorageThrowError_ThrowException_Test()
    {
        // Arrange
        _componentStorageContract.Setup(x => x.DelElement(It.IsAny<string>())).Throws(new StorageException(new InvalidOperationException()));

        // Act & Assert
        Assert.That(() => _componentBusinessLogicContract.DeleteComponent(Guid.NewGuid().ToString()), Throws.TypeOf<StorageException>());
        _componentStorageContract.Verify(x => x.DelElement(It.IsAny<string>()), Times.Once);
    }
}