using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Reflection;
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.DocumentIngestorModels.Enums;
using LCU.Library.Internal.LCUServiceFactory.Configurations;

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

public class XdiDnaNoticeDocumentProcessingServiceTest
{
	private XdiDnaNoticeDocumentProcessingService _xdiDnaNoticeDocumentProcessingService;
	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 = "2"
						}
					}
				}
			}
		};
		_xdiDnaNoticeDocumentProcessingService = new XdiDnaNoticeDocumentProcessingService(_mockAccountOwnerDeterminingService.Object,
																						   _mockFileOperationsApiService.Object,
																						   _mockDocumentTypeUploaderApiService.Object,
																						   serviceFactoryConfiguration);
	}

	[Test]
	public async Task ProcessRequest_XdiDnaNoticeDocumentAccountOwner_NumberNotNull_Upload_Success()
	{
		var xdiDnaDocument = new XdiDnaNoticesDocument
		{
			AccountNumber = "1",
			CreationDate = "01/23/2025",
			PDF = "Test.pdf",
			DocumentType = "DNA_22 Day Past Due Letter",
			PageCount = 2,
			EntityName = "Bill B Billson"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(xdiDnaDocument),
			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);
		var 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 _xdiDnaNoticeDocumentProcessingService.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.XDI &&
																								request.AccountDocumentMetadata.DataSource == DataSourceTypes.DNA),
																				It.IsAny<ProcessingRequest>(),
																				It.IsAny<ProcessResult>()), Times.Once);
	}

	[Test]
	public async Task ProcessRequest_XdiDnaNoticeDocument_AccountOwnerNotDetermined_Failure()
	{
		var xdiDnaNoticeDocument = new XdiDnaNoticesDocument
		{
			AccountNumber = "1",
			CreationDate = "01/23/2025",
			PDF = "Test.pdf",
			DocumentType = "DNA_32 Day Past Due Letter",
			EntityName = "Bill B Billson"
		};

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

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

		var accountAttribute = ErrorCaptureResult<AccountAttribute>.CreateErrorPayload("Error from test", attribute);

		_mockAccountOwnerDeterminingService.Setup(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
																						It.IsAny<string>(),
																						It.IsAny<DateTime>(),
																						It.IsAny<OwnerOverrideInfo>())).ReturnsAsync(accountAttribute);

		var result = await _xdiDnaNoticeDocumentProcessingService.ProcessRequest(request);
		Assert.IsFalse(result.Success);
		Assert.IsNull(result.EntityIsUnknown);
		Assert.AreEqual(1, result.MessageStack.Count);
		Assert.AreEqual(ProcessStatusTypes.DataMappingFailure, result.ProcessStatusType);
		_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_XdiDnaNoticeDocument_NumberNotNull_GetContentBytesThrowException_Failure()
	{
		var xdiDnaNoticeDocument = new XdiDnaNoticesDocument
		{
			AccountNumber = "1",
			CreationDate = "01/23/2025",
			PDF = "Test.pdf",
			DocumentType = "DNA_32 Day Past Due Letter",
			EntityName = "Bill B Billson"
		};

		var request = new ProcessingRequest
		{
			DocumentValuePayload = JsonConvert.SerializeObject(xdiDnaNoticeDocument),
			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 _xdiDnaNoticeDocumentProcessingService.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_XdiDnaNoticeDocument_NumberNotNull_UploadDocumentThrowException_Failure()
	{
		var xdiDnaNoticeDocument = new XdiDnaNoticesDocument
		{
			AccountNumber = "1",
			CreationDate = "01/23/2025",
			PDF = "Test.pdf",
			DocumentType = "ThirtyTwoDayPastDueLetter",
			EntityName = "Bill B Billson"
		};

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

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

		var accountOwnerAttribute = ErrorCaptureResult<AccountAttribute>.CreateSuccessPayload(attribute);

		_mockAccountOwnerDeterminingService.Setup(x => x.DetermineAccountOwnerAttribute(It.IsAny<string>(),
			It.IsAny<string>(), It.IsAny<DateTime>(),
			It.IsAny<OwnerOverrideInfo>())).ReturnsAsync(accountOwnerAttribute);
		var 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 _xdiDnaNoticeDocumentProcessingService.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_XdiDnaNoticeDocument_GetValueFromName_ExceptionThrown_Failure()
	{
		var xdiDnaDocument = new XdiDnaNoticesDocument
		{
			AccountNumber = "1",
			CreationDate = "01/23/2005",
			PDF = "Test.pdf",
			DocumentType = "DNA_32 Day Past Due Letter Incorrect",
			EntityName = "Test Entity"
		};

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

		var result = await _xdiDnaNoticeDocumentProcessingService.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);
	}

	[Test]
	public async Task ProcessRequest_ValidDate_ParsesDateCorrectly()
	{
		var date = DateTime.Now;
		DateTime? parsedCreationTime = null;
		var request = new ProcessingRequest
		{
			DocumentValuePayload = @"{
                ""CreationDate"":""" + $"{date:MM/dd/yyyy}" + @""",
                ""AccountNumber"":""10"",
                ""LoanNumber"":""1"",
                ""EntityName"":""1"",
                ""PageCount"":1,
                ""DocumentType"":""" + typeof(AccountDocumentTypes).GetFields().First(f => f.GetCustomAttribute<DisplayAttribute>() is not null).GetCustomAttribute<DisplayAttribute>().Name + @""",
                ""PDF"":""1""
            }"
		};

		_mockAccountOwnerDeterminingService
			.Setup(aods => aods.DetermineAccountOwnerAttribute(It.IsAny<string>(), It.IsAny<string>(),
				It.IsAny<DateTime>(), It.IsAny<OwnerOverrideInfo>()))
			.Callback<string, string, DateTime, OwnerOverrideInfo>((_, _, creationTime, _) => parsedCreationTime = creationTime);

		await _xdiDnaNoticeDocumentProcessingService.ProcessRequest(request);

		Assert.IsNotNull(parsedCreationTime);
		Assert.AreEqual(date.Month, parsedCreationTime.Value.Month);
		Assert.AreEqual(date.Day, parsedCreationTime.Value.Day);
		Assert.AreEqual(date.Year, parsedCreationTime.Value.Year);
	}
}