using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using NUnit.Framework;
using Moq;
using Newtonsoft.Json;
using LCU.Library.DocumentType.Enums;
using LCU.Library.DocumentType.Models.Requests.Account;
using LCU.Library.DocumentType.Models.Requests.Attributes;
using LCU.Library.Internal.DocumentIngestorModels.Entities;
using LCU.Library.Internal.DocumentIngestorModels.Models;
using LCU.Library.Internal.DocumentIngestorModels.Models.IndexFileDocuments;
using LCU.API.Internal.DocumentIngestor.Services.AttributeDeterminingServices;
using LCU.API.Internal.DocumentIngestor.Services.DocumentProcessorServices;
using LCU.API.Internal.DocumentIngestor.Services.MicroApiServices;
using LCU.Library.Internal.LCUServiceFactory.Configurations;

namespace LCU.API.Internal.DocumentIngestorTests.Services.DocumentProcessorServices;

public class FosLoanStatementProcessingServiceTest
{
	private FosLoanStatementProcessingService _fosLoanStatementProcessingService;
	private Mock<IAccountOwnerDeterminingService> _mockAccountOwnerDeterminingService;
	private Mock<IFileOperationsApiService> _mockFileOperationsApiService;
	private Mock<IDocumentTypeUploaderApiService> _mockDocumentTypeUploaderApiService;

	[SetUp]
	public void Setup()
	{
		_mockAccountOwnerDeterminingService = new Mock<IAccountOwnerDeterminingService>();
		_mockFileOperationsApiService = new Mock<IFileOperationsApiService>();
		_mockDocumentTypeUploaderApiService = new Mock<IDocumentTypeUploaderApiService>();
		var serviceFactoryConfiguration = new ServicesFactoryConfiguration
		{
			ServiceFactoryRegistrations = new List<ServiceFactoryRegistration>
			{
				new()
				{
					ServiceInterfaceName = "IIndexParserService",
					ServiceRegistrations = new List<ServiceRegistration>
					{
						new()
						{
							ServiceName = "IndexParserService",
							ServiceId = "4"
						},
						new()
						{
							ServiceName = "IndexParserService",
							ServiceId = "3"
						}
					}
				}
			}
		};
		_fosLoanStatementProcessingService = new FosLoanStatementProcessingService(_mockAccountOwnerDeterminingService.Object,
																				   _mockFileOperationsApiService.Object,
																				   _mockDocumentTypeUploaderApiService.Object,
																				   serviceFactoryConfiguration);
	}

	[Test]
	public async Task ProcessRequest_ProcessingRequest_Null_ProcessResult_Failure()
	{
		ProcessingRequest request = null;
		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()), Times.Never);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Never);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_Null_ProcessResult_Failure()
	{
		var request = new ProcessingRequest
		{
			DocumentValuePayload = null
		};
		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsFalse(result.EntityIsUnknown);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()), Times.Never);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Never);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_OneValidationFailures_Failure()
	{
		var FosLoanStatement = new FosLoanStatement
		{
			AccountNumber = "0",
			CreationDate = "20230401",
			DocName = "test.pdf",
			EmailAddress = "test@test.com",
			EntityName = "Test Tester",
			StartingPage = "2",
			NumberOfPages = "3",
			DocType = "Mortgage Statement"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(FosLoanStatement)
		};
		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsNull(result.EntityIsUnknown);
		Assert.AreEqual(1, result.MessageStack.Count);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()),
			Times.Never);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Never);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_FiveValidationFailures_Failure()
	{
		var FosLoanStatement = new FosLoanStatement
		{
			AccountNumber = "0",
			CreationDate = "20230401",
			DocName = "test.pdf",
			EmailAddress = "test@test.com",
			EntityName = "Test Tester",
			StartingPage = "2",
			NumberOfPages = "3",
			DocType = "Mortgage Statement"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(FosLoanStatement)
		};
		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsNull(result.EntityIsUnknown);
		Assert.AreEqual(1, result.MessageStack.Count);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()),
			Times.Never);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Never);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_NumberIsNull_Failure()
	{
		var FosLoanStatement = new FosLoanStatement
		{
			AccountNumber = "111111",
			CreationDate = "20230401",
			DocName = "test.pdf",
			EmailAddress = "test@test.com",
			EntityName = "Test Tester",
			StartingPage = "2",
			NumberOfPages = "3",
			DocType = "Mortgage Statement"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(FosLoanStatement)
		};

		AccountAttribute attribute = null;

		var accountAttribute = ErrorCaptureResult<AccountAttribute>.CreateSuccessPayload(attribute);
		_mockAccountOwnerDeterminingService.Setup(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
			It.IsAny<string>(),
			It.IsAny<DateTime>(),
			It.IsAny<OwnerOverrideInfo>())).ReturnsAsync(accountAttribute);

		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsFalse(result.EntityIsUnknown);
		Assert.AreEqual(1, result.MessageStack.Count);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Once);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()),
			Times.Never);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Never);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_NumberNotNull_Upload_Success()
	{
		var FosLoanStatement = new FosLoanStatement
		{
			AccountNumber = "111111",
			CreationDate = "20230401",
			DocName = "test.pdf",
			EmailAddress = "test@test.com",
			EntityName = "Test Tester",
			StartingPage = "2",
			NumberOfPages = "3",
			DocType = "Mortgage Statement"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(FosLoanStatement),
			IngestorRequest = new IngestorRequest
			{
				RootPath = "\\Tester\\"
			},
			DocumentFileName = "test.pdf"
		};

		var attribute = new AccountAttribute
		{
			PersonNumbers = new List<string> { "2", "3", "4" }
		};

		var accountAttribute = ErrorCaptureResult<AccountAttribute>.CreateSuccessPayload(attribute);
		_mockAccountOwnerDeterminingService.Setup(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						It.IsAny<string>(),
																						It.IsAny<DateTime>(),
																						It.IsAny<OwnerOverrideInfo>())).ReturnsAsync(accountAttribute);
		byte[] content = new byte[1024];
		_mockFileOperationsApiService.Setup(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()))
			.ReturnsAsync(content);
		_mockDocumentTypeUploaderApiService.Setup(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																			   It.IsAny<ProcessingRequest>(),
																			   It.IsAny<ProcessResult>()));

		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsTrue(result.Success);
		Assert.IsNull(result.EntityIsUnknown);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Once);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()),
			Times.Once);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.Is<AccountDocumentRequest>(request =>
																											  request.AccountDocumentMetadata.Source == SourceTypes.FOS &&
																											  request.AccountDocumentMetadata.DataSource == DataSourceTypes.DNA),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Once);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_NumberNotNull_GetContentBtyesThrowException_Failure()
	{
		var FosLoanStatement = new FosLoanStatement
		{
			AccountNumber = "111111",
			CreationDate = "20230401",
			DocName = "test.pdf",
			EmailAddress = "test@test.com",
			EntityName = "Test Tester",
			StartingPage = "2",
			NumberOfPages = "3",
			DocType = "Mortgage Statement"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(FosLoanStatement),
			IngestorRequest = new IngestorRequest
			{
				RootPath = "\\Tester\\"
			},
			DocumentFileName = "test.pdf"
		};

		var attribute = new AccountAttribute
		{
			PersonNumbers = new List<string> { "2", "3", "4" }
		};

		var accountAttribute = ErrorCaptureResult<AccountAttribute>.CreateSuccessPayload(attribute);
		_mockAccountOwnerDeterminingService.Setup(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						It.IsAny<string>(),
																						It.IsAny<DateTime>(),
																						It.IsAny<OwnerOverrideInfo>())).ReturnsAsync(accountAttribute);
		_mockFileOperationsApiService.Setup(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()))
			.ThrowsAsync(new Exception("Error"));

		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsFalse(result.EntityIsUnknown);
		Assert.AreEqual(1, result.MessageStack.Count);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Once);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()),
			Times.Once);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Never);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_NumberNotNull_UploadDocumentThrowException_Failure()
	{
		var FosLoanStatement = new FosLoanStatement
		{
			AccountNumber = "111111",
			CreationDate = "20230401",
			DocName = "test.pdf",
			EmailAddress = "test@test.com",
			EntityName = "Test Tester",
			StartingPage = "2",
			NumberOfPages = "3",
			DocType = "Mortgage Statement"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(FosLoanStatement),
			IngestorRequest = new IngestorRequest
			{
				RootPath = "\\Tester\\"
			},
			DocumentFileName = "test.pdf"
		};

		var attribute = new AccountAttribute
		{
			PersonNumbers = new List<string> { "2", "3", "4" }
		};

		var accountAttribute = ErrorCaptureResult<AccountAttribute>.CreateSuccessPayload(attribute);
		_mockAccountOwnerDeterminingService.Setup(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						It.IsAny<string>(),
																						It.IsAny<DateTime>(),
																						It.IsAny<OwnerOverrideInfo>())).ReturnsAsync(accountAttribute);
		byte[] content = new byte[1024];
		_mockFileOperationsApiService.Setup(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>())).ReturnsAsync(content);

		_mockDocumentTypeUploaderApiService.Setup(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																			   It.IsAny<ProcessingRequest>(),
																			   It.IsAny<ProcessResult>())).ThrowsAsync(new Exception("Error"));

		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsFalse(result.EntityIsUnknown);
		Assert.AreEqual(1, result.MessageStack.Count);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Once);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()), Times.Once);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()),
			Times.Once);
	}

	[Test]
	public async Task ProcessRequest_FosLoanStatement_GetValueFromName_ExceptionThrown_Failure()
	{
		var FosLoanStatement = new FosLoanStatement
		{
			AccountNumber = "111111",
			CreationDate = "20230401",
			DocName = "test.pdf",
			EmailAddress = "test@test.com",
			EntityName = "Test Tester",
			StartingPage = "2",
			NumberOfPages = "3",
			DocType = Guid.NewGuid().ToString()
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(FosLoanStatement),
			IngestorRequest = new IngestorRequest
			{
				RootPath = "\\Tester\\"
			},
			DocumentFileName = "test.pdf"
		};

		var attribute = new AccountAttribute
		{
			PersonNumbers = new List<string> { "2", "3", "4" }
		};

		var accountAttribute = ErrorCaptureResult<AccountAttribute>.CreateSuccessPayload(attribute);
		_mockAccountOwnerDeterminingService.Setup(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						It.IsAny<string>(),
																						It.IsAny<DateTime>(),
																						It.IsAny<OwnerOverrideInfo>())).ReturnsAsync(accountAttribute);
		byte[] content = new byte[1024];
		_mockFileOperationsApiService.Setup(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()))
			.ReturnsAsync(content);

		var result = await _fosLoanStatementProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsFalse(result.EntityIsUnknown);
		Assert.AreEqual(1, result.MessageStack.Count);
		_mockAccountOwnerDeterminingService.Verify(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						 It.IsAny<string>(),
																						 It.IsAny<DateTime>(),
																						 It.IsAny<OwnerOverrideInfo>()), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.GetContentBytes(It.IsAny<string>(), It.IsAny<string>()),
			Times.Never);
		_mockDocumentTypeUploaderApiService.Verify(x => x.UploadAccountDocument(It.IsAny<AccountDocumentRequest>(),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Never);
	}
}