using System;
using Moq;
using NUnit.Framework;
using LCU.Library.Internal.DocumentIngestorModels.Models;
using LCU.API.Internal.DocumentIngestor.Services.IngestionOperationServices;
using LCU.Api.Internal.DispatcherSharedLib.Utilities;
using LCU.API.Internal.DocumentIngestor.Services.MicroApiServices;
using LCU.API.Internal.DocumentIngestor.Configurations;
using LCU.Library.Internal.DispatcherModels.Models;
using LCU.Library.Internal.Exceptions;
using System.Collections.Generic;
using System.Threading.Tasks;
using LCU.Library.Internal.DispatcherModels.Entities;
using LCU.Library.Internal.DocumentIngestorModels.Enums;
using LCU.Api.Internal.DispatcherSharedLib.BuilderServices;
using LCU.Library.Internal.DispatcherModels.Enums;
using LCU.Library.Internal.FileOperationsModels.Models;

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

public class BatchIngestionServiceTest
{
	private BatchIngestionService _batchIngestionService;
	private ApiConfiguration _apiConfiguration;
	private DispatcherJobCreationConfiguration _dispatcherJobCreationConfiguration;
	private Mock<IFileOperationsApiService> _mockFileOperationsApiService;
	private Mock<IRequestBuilderService> _mockDispatcherRequestBuilder;


	[SetUp]
	public void Setup()
	{
		_apiConfiguration = new ApiConfiguration
		{
			TimeZone = "America/Chicago"
		};
		_dispatcherJobCreationConfiguration = new DispatcherJobCreationConfiguration
		{
			DocumentIngestorDispatcherErrorRecipients = new List<string>
			{
				"test@landmarkcu.com"
			},
			JobTags = new List<JobTag>
			{
				 new JobTag
				 {
					JobTagId = 0,
					JobId = 0,
					TagId = 1
				 }
			}
		};
		_mockFileOperationsApiService = new Mock<IFileOperationsApiService>();
		_mockDispatcherRequestBuilder = new Mock<IRequestBuilderService>();
		_batchIngestionService = new BatchIngestionService
		(
			_apiConfiguration,
			_dispatcherJobCreationConfiguration,
			_mockFileOperationsApiService.Object,
			_mockDispatcherRequestBuilder.Object
		);
	}

	[Test]
	public void HandleBatchIngestion_ArgumentNullException_RequestNull()
	{
		BatchIngestionRequest request = null;
		Assert.ThrowsAsync<ArgumentNullException>(async () => await _batchIngestionService.HandleBatchIngestion(request));
		_mockDispatcherRequestBuilder.Verify(x => x.CreateJob(It.IsAny<JobDetails>()), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicDirectoryList(It.IsAny<DynamicDirectoryListRequest>()), Times.Never);
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<CreateDirectoryRequest>(), It.IsAny<WorkItemDetails>(), ActionType.CreateDirectory), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicFileList(It.IsAny<DynamicFileListRequest>()), Times.Never);
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<IngestorRequest>(), It.IsAny<WorkItemDetails>(), ActionType.DocumentIngestor), Times.Never);
		_mockDispatcherRequestBuilder.Verify(x => x.SendDispatcherRequest(null), Times.Never);
	}

	[Test]
	public void HandleBatchIngestion_ServiceException_BuildDynamicDirectoryList_ThrowsException()
	{
		var request = new BatchIngestionRequest
		{
			RootBasePath = "\\\\Tester\\path",
			ParentDynamicDirectory = "TestParentDynamicDirectory",
			IngestorType = IngestorTypes.FosTaxStatement
		};

		_mockFileOperationsApiService.Setup(x => x.BuildDynamicDirectoryList(It.IsAny<DynamicDirectoryListRequest>())).ThrowsAsync(new Exception("Error"));

		Assert.ThrowsAsync<ServiceException>(async () => await _batchIngestionService.HandleBatchIngestion(request));
		_mockDispatcherRequestBuilder.Verify(x => x.CreateJob(It.IsAny<JobDetails>()), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicDirectoryList(It.IsAny<DynamicDirectoryListRequest>()), Times.Once);
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<CreateDirectoryRequest>(), It.IsAny<WorkItemDetails>(), ActionType.CreateDirectory), Times.Never);
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicFileList(It.IsAny<DynamicFileListRequest>()), Times.Never);
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<IngestorRequest>(), It.IsAny<WorkItemDetails>(), ActionType.DocumentIngestor), Times.Never);
		_mockDispatcherRequestBuilder.Verify(x => x.SendDispatcherRequest(null), Times.Never);
	}

	[Test]
	public async Task HandleBatchIngestion_BuildDynamicFileList_ThrowsException()
	{
		var request = new BatchIngestionRequest
		{
			RootBasePath = "\\\\Tester\\path",
			ParentDynamicDirectory = "TestParentDynamicDirectory",
			IngestorType = IngestorTypes.FosTaxStatement
		};

		var dynamicDirectoryListResult = new List<string>
		{
			"TestParentDynamicDirectory1",
			"TestParentDynamicDirectory2"
		};
		_mockFileOperationsApiService.Setup(x => x.BuildDynamicDirectoryList(It.IsAny<DynamicDirectoryListRequest>())).ReturnsAsync(dynamicDirectoryListResult);
		_mockDispatcherRequestBuilder.Setup(x => x.CreateJob(It.IsAny<JobDetails>()));
		_mockFileOperationsApiService.Setup(x => x.BuildDynamicFile(It.IsAny<DynamicFileListRequest>())).ThrowsAsync(new Exception("Error"));

		await _batchIngestionService.HandleBatchIngestion(request);
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicDirectoryList(It.IsAny<DynamicDirectoryListRequest>()), Times.Once);
		_mockDispatcherRequestBuilder.Verify(x => x.CreateJob(It.IsAny<JobDetails>()), Times.Exactly(2));
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<CreateDirectoryRequest>(), It.IsAny<WorkItemDetails>(), ActionType.CreateDirectory), Times.Exactly(2));
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicFile(It.IsAny<DynamicFileListRequest>()), Times.Exactly(2));
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<IngestorRequest>(), It.IsAny<WorkItemDetails>(), ActionType.DocumentIngestor), Times.Never);
		_mockDispatcherRequestBuilder.Verify(x => x.SendDispatcherRequest(null), Times.Never);
	}

	[Test]
	public async Task HandleBatchIngestion_Success()
	{
		var request = new BatchIngestionRequest
		{
			RootBasePath = "\\\\Tester\\path",
			ParentDynamicDirectory = "TestParentDynamicDirectory",
			DynamicIndexFileName = "TestIndexFile",
			IngestorType = IngestorTypes.FosTaxStatement,
			IngestionDate = Convert.ToDateTime("1/1/2022")
		};

		var dynamicDirectoryListResult = new List<string>
		{
			"TestParentDynamicDirectory1",
			"TestParentDynamicDirectory2"
		};
		_mockFileOperationsApiService.Setup(x => x.BuildDynamicDirectoryList(It.IsAny<DynamicDirectoryListRequest>())).ReturnsAsync(dynamicDirectoryListResult);
		_mockDispatcherRequestBuilder.Setup(x => x.CreateJob(It.IsAny<JobDetails>()));

		var dynamicFileListRequest1 = new DynamicFileListRequest
		{
			Path = "\\\\Tester\\path\\01012022\\TestParentDynamicDirectory1\\",
			Filename = "TestIndexFile",
			DynamicFileSettings = null
		};
		var dynamicFileResult1 = "TestIndexFile1";
		_mockFileOperationsApiService.Setup(x => x.BuildDynamicFile(It.Is<DynamicFileListRequest>(x => x.Path == dynamicFileListRequest1.Path))).ReturnsAsync(dynamicFileResult1);

		var dynamicFileListRequest2 = new DynamicFileListRequest
		{
			Path = "\\\\Tester\\path\\01012022\\TestParentDynamicDirectory2\\",
			Filename = "TestIndexFile",
			DynamicFileSettings = null
		};
		var dynamicFileResult2 = "TestIndexFile2";
		_mockFileOperationsApiService.Setup(x => x.BuildDynamicFile(It.Is<DynamicFileListRequest>(x => x.Path == dynamicFileListRequest2.Path))).ReturnsAsync(dynamicFileResult2);

		await _batchIngestionService.HandleBatchIngestion(request);
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicDirectoryList(It.IsAny<DynamicDirectoryListRequest>()), Times.Once);
		_mockDispatcherRequestBuilder.Verify(x => x.CreateJob(It.IsAny<JobDetails>()), Times.Exactly(2));
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<CreateDirectoryRequest>(), It.IsAny<WorkItemDetails>(), ActionType.CreateDirectory), Times.Exactly(2));
		_mockFileOperationsApiService.Verify(x => x.BuildDynamicFile(It.IsAny<DynamicFileListRequest>()), Times.Exactly(2));
		_mockDispatcherRequestBuilder.Verify(x => x.AddWorkItem(It.IsAny<IngestorRequest>(), It.IsAny<WorkItemDetails>(), ActionType.DocumentIngestor), Times.Exactly(2));
		_mockDispatcherRequestBuilder.Verify(x => x.SendDispatcherRequest(null), Times.Exactly(2));
	}
}