using BMA.EHR.Profile.Service.Controllers;
using BMA.EHR.Report.Service.Data;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Swashbuckle.AspNetCore.Annotations;
using Telerik.Reporting.Processing;
using Telerik.Reporting;
using BMA.EHR.Report.Service.Responses;
using BMA.EHR.Extensions;

namespace BMA.EHR.Report.Service.Controllers
{
	[Route("api/v{version:apiVersion}/report/exam")]
	[ApiVersion("1.0")]
	[ApiController]
	[Produces("application/json")]
	[Authorize]
	[SwaggerTag("รายงานข้อมูลการสอบคัดเลือก")]
	public class ExamReportController : BaseController
	{
		#region " Fields "

		private readonly ExamDbContext _context;
		private readonly IWebHostEnvironment _hostingEnvironment;
		private readonly IConfiguration _configuration;
		private readonly string space = "ㅤ";

		#endregion

		#region " Constructor and Destructor "

		public ExamReportController(ExamDbContext context,
									IWebHostEnvironment hostingEnvironment,
									IConfiguration configuration)
		{
			this._context = context;
			this._hostingEnvironment = hostingEnvironment;
			this._configuration = configuration;
		}

		#endregion

		#region " Methods "

		#region " Privates "

		private int GetExamCountTes(string citizenId)
		{
			try
			{
				var count = _context.Candidates.AsQueryable()
									.Where(x => x.CitizenId == citizenId)
									.Count();

				return count;
			}
			catch
			{
				throw;
			}
		}

		#endregion

		/// <summary>
		/// แสดงหนังสือรับรอง
		/// </summary>
		/// <param name="id">รหัสรอบการสอบ</param>
		/// <param name="examId">เลขประจำตัวผู้สมัครสอบ</param>
		/// <param name="type">ชนิดของรายงาน</param>
		/// <returns></returns>
		/// <response code="200">เมื่อแสดงรายงานสำเร็จ</response>
		/// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
		/// <response code="401">ไม่ได้ Login เข้าระบบ</response>
		/// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>

		[HttpGet("certificate/{type:int}/{id:length(36)}/{examId}")]
		[ProducesResponseType(StatusCodes.Status200OK)]
		[ProducesResponseType(StatusCodes.Status400BadRequest)]
		[ProducesResponseType(StatusCodes.Status401Unauthorized)]
		[ProducesResponseType(StatusCodes.Status500InternalServerError)]
		public async Task<ActionResult<ResponseObject>> GetCertificateReportAsync(Guid id, string examId, int type)
		{
			try
			{
				var data = await _context.Disables.AsQueryable()
									.Include(x => x.PeriodExam)
									.Where(x => x.PeriodExam.Id == id)
									.Where(x => x.ExamId == examId)
									.Join(_context.DisableScores.AsQueryable()
											.Include(x => x.ScoreImport),
											rc => new { rc.PeriodExam.Year, rc.ExamId },
											sc => new { sc.ScoreImport.Year, sc.ExamId },
											(p, sr) => new
											{
												ExamID = p.ExamId,
												p.CitizenId,
												Order = p.PeriodExam.Round,
												Year = p.PeriodExam.Year.Value.ToThaiYear(),
												FullName = $"{p.Prefix}{p.FirstName} {p.LastName}",
												ExamResult = sr == null ? "" : sr.ExamStatus,
												EndDate = p.PeriodExam.RegisterEndDate.ToThaiFullDate3(),
												AuthName = "นายณัฐพงศ์ ดิษยบุตร",
												AuthPosition = "หัวหน้าสำนักงาน ก.ก."
											})
									.FirstOrDefaultAsync();

				var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Report", "Recruit", $"rptCertificate{type}.trdp");

				ReportPackager reportPackager = new ReportPackager();
				Telerik.Reporting.Report? report = null;
				using (var sourceStream = System.IO.File.OpenRead(rptFile))
				{
					report = (Telerik.Reporting.Report)reportPackager.UnpackageDocument(sourceStream);
				}

				report.DataSource = data;
				System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

				InstanceReportSource instanceReportSource = new InstanceReportSource()
				{
					ReportDocument = report
				};


				ReportProcessor reportProcessor = new ReportProcessor(_configuration);
				RenderingResult result = reportProcessor.RenderReport("PDF", instanceReportSource, deviceInfo);

				var content = result.DocumentBytes;
				return File(content, "application/pdf", $"หนังสือรับรอง_{data.CitizenId}_{data.FullName}.pdf");

			}
			catch (Exception ex)
			{
				return Error(ex, "เกิดข้อผิดพลาดในการแสดงรายงาน");
			}
		}

		/// <summary>
		/// แสดงเอกสารผลสอบ
		/// </summary>
		/// <param name="id">รหัสรอบการสอบ</param>
		/// <param name="examId">เลขประจำตัวผู้สมัครสอบ</param>
		/// <returns></returns>
		/// <response code="200">เมื่อแสดงรายงานสำเร็จ</response>
		/// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
		/// <response code="401">ไม่ได้ Login เข้าระบบ</response>
		/// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
		[HttpGet("score/{id:length(36)}/{examId}")]
		[ProducesResponseType(StatusCodes.Status200OK)]
		[ProducesResponseType(StatusCodes.Status400BadRequest)]
		[ProducesResponseType(StatusCodes.Status401Unauthorized)]
		[ProducesResponseType(StatusCodes.Status500InternalServerError)]
		public async Task<ActionResult<ResponseObject>> GetScoreReportAsync(Guid id, string examId)
		{
			try
			{
				var data = await _context.Disables.AsQueryable()
									.Include(x => x.PeriodExam)
									.Include(x => x.Documents)
									.ThenInclude(x => x.DocumentFile)
									.Where(x => x.PeriodExam.Id == id)
									.Where(x => x.ExamId == examId)
									.Join(_context.DisableScores.AsQueryable()
											.Include(x => x.ScoreImport),
											rc => new { rc.PeriodExam.Year, rc.ExamId },
											sc => new { sc.ScoreImport.Year, sc.ExamId },
											(p, sr) => new
											{
												ExamId = p.ExamId,
												CitizenId = p.CitizenId,
												p.Prefix,
												FullName = $"{p.Prefix}{p.FirstName} {p.LastName}",
												DateOfBirth = p.DateOfBirth.ToThaiShortDate(),
												Gender = p.Gendor,
												Degree = p.Educations.First().Degree,
												Major = p.Educations.First().Major,
												ExamResult = sr == null ? "" : sr.ExamStatus,
												University = p.Educations.First().University,
												PositionName = p.PositionName,
												ExamName = $"{p.PeriodExam.Name} ครั้งที่ {p.PeriodExam.Round}/{p.PeriodExam.Year.Value.ToThaiYear()}",
												Number = sr == null ? "" : sr.Number,
												// ExamCount = 10,
												// ExamCount = GetExamCountTes(p.CitizenId),
												ScoreExpire = p.PeriodExam.AnnouncementDate == null ? "" : p.PeriodExam.AnnouncementDate.AddYears(2).ToThaiShortDate(),
												FullA = sr == null ? 0 : sr.FullA,
												SumA = sr == null ? 0 : sr.SumA,
												FullB = sr == null ? 0 : sr.FullB,
												SumB = sr == null ? 0 : sr.SumB,
												FullC = sr == null ? 0 : sr.FullC,
												SumC = sr == null ? 0 : sr.SumC,
											})
									.FirstOrDefaultAsync();
				var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Report", "Recruit", $"rptExamResult.trdp");
				ReportPackager reportPackager = new ReportPackager();
				Telerik.Reporting.Report? report = null;
				using (var sourceStream = System.IO.File.OpenRead(rptFile))
				{
					report = (Telerik.Reporting.Report)reportPackager.UnpackageDocument(sourceStream);
				}

				report.DataSource = data;
				if (data != null)
				{
					var _data = new
					{
						ExamId = data.ExamId,
						CitizenId = data.CitizenId,
						Prefix = data.Prefix,
						FullName = data.FullName,
						DateOfBirth = data.DateOfBirth,
						Gender = data.Gender,
						Degree = data.Degree,
						Major = data.Major,
						ExamResult = data.ExamResult,
						University = data.University,
						PositionName = data.PositionName,
						ExamName = data.ExamName,
						Number = data.Number,
						ExamCount = GetExamCountTes(data.CitizenId),
						ScoreExpire = data.ScoreExpire,
						FullA = data.FullA,
						SumA = data.SumA,
						FullB = data.FullB,
						SumB = data.SumB,
						FullC = data.FullC,
						SumC = data.SumC,
					};
					report.DataSource = _data;
				}
				System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

				InstanceReportSource instanceReportSource = new InstanceReportSource()
				{
					ReportDocument = report
				};


				ReportProcessor reportProcessor = new ReportProcessor(_configuration);
				RenderingResult result = reportProcessor.RenderReport("PDF", instanceReportSource, deviceInfo);

				var content = result.DocumentBytes;
				return File(content, "application/pdf", $"ผลคะแนนสอบ_{data.CitizenId}_{data.FullName}.pdf");
			}
			catch (Exception ex)
			{
				return Error(ex, "เกิดข้อผิดพลาดในการแสดงรายงาน");
			}
		}

		[HttpGet("candidate/{id:length(36)}")]
		[AllowAnonymous]
		public async Task<ActionResult<ResponseObject>> GetCandidateListReportAsync(Guid id)
		{
			try
			{
				var data = await _context.Disables.AsQueryable()
					.Include(x => x.PeriodExam)
					.Where(x => x.PeriodExam.Id == id)
					.OrderBy(x => x.ExamId)
					.Select(p => new
					{
						ExamId = p.ExamId,
						FullName = $"{p.Prefix}{p.FirstName} {p.LastName}",
						PositionName = p.PositionName,
						ExamName =
							$"{p.PeriodExam.Name} ครั้งที่ {p.PeriodExam.Round}/{p.PeriodExam.Year.Value.ToThaiYear()}",
					}).ToListAsync();

				var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Report", "Recruit", $"rptCandidateList.trdp");
				ReportPackager reportPackager = new ReportPackager();
				Telerik.Reporting.Report report = null;
				using (var sourceStream = System.IO.File.OpenRead(rptFile))
				{
					report = (Telerik.Reporting.Report)reportPackager.UnpackageDocument(sourceStream);
				}

				report.DataSource = data;
				System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

				InstanceReportSource instanceReportSource = new InstanceReportSource()
				{
					ReportDocument = report
				};


				ReportProcessor reportProcessor = new ReportProcessor(_configuration);
				RenderingResult result = reportProcessor.RenderReport("PDF", instanceReportSource, deviceInfo);

				var content = result.DocumentBytes;
				return File(content, "application/pdf", $"รายชื่อผู้มีสิทธิ์สอบ_{data.First().ExamName}.pdf");

			}
			catch (Exception ex)
			{
				return Error(ex);
			}
		}

		[HttpGet("candidate-exam/{id:length(36)}")]
		[AllowAnonymous]
		public async Task<ActionResult<ResponseObject>> GetCandidateExamListReportAsync(Guid id)
		{
			try
			{
				var data = await _context.Candidates.AsQueryable()
					.Include(x => x.PeriodExam)
					.Where(x => x.PeriodExam.Id == id)
					.Where(x => x.SeatNumber != null || x.SeatNumber != "")
					.OrderBy(x => x.SeatNumber)
					.Select(p => new
					{
						ExamId = p.SeatNumber,
						FullName = $"{p.FirstName} {p.LastName}",
						PositionName = "",
						ExamName =
							$"{p.PeriodExam.Name} ครั้งที่ {p.PeriodExam.Round}/{p.PeriodExam.Year.Value.ToThaiYear()}",
					}).ToListAsync();

				if (data.Count == 0) return Success();

				var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Report", "Recruit", $"rptCandidateList.trdp");
				ReportPackager reportPackager = new ReportPackager();
				Telerik.Reporting.Report report = null;
				using (var sourceStream = System.IO.File.OpenRead(rptFile))
				{
					report = (Telerik.Reporting.Report)reportPackager.UnpackageDocument(sourceStream);
				}

				report.DataSource = data;
				System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

				InstanceReportSource instanceReportSource = new InstanceReportSource()
				{
					ReportDocument = report
				};


				ReportProcessor reportProcessor = new ReportProcessor(_configuration);
				RenderingResult result = reportProcessor.RenderReport("PDF", instanceReportSource, deviceInfo);

				var content = result.DocumentBytes;
				return File(content, "application/pdf", $"รายชื่อผู้มีสิทธิ์สอบ_{data.First().ExamName}.pdf");

			}
			catch (Exception ex)
			{
				return Error(ex);
			}
		}

		[HttpGet("pass/{id:length(36)}")]
		[AllowAnonymous]
		[ProducesResponseType(StatusCodes.Status200OK)]
		[ProducesResponseType(StatusCodes.Status400BadRequest)]
		[ProducesResponseType(StatusCodes.Status401Unauthorized)]
		[ProducesResponseType(StatusCodes.Status500InternalServerError)]
		public async Task<ActionResult<ResponseObject>> GetPassExamListReportAsync(Guid id)
		{
			try
			{
				var data = await _context.Disables.AsQueryable()
									.Include(x => x.PeriodExam)
									.ThenInclude(x => x.ScoreImport)
									.Include(x => x.Documents)
									.ThenInclude(x => x.DocumentFile)


									.Join(_context.DisableScores.AsQueryable()
											.Include(x => x.ScoreImport)
											.Where(x => x.ScoreImport.PeriodExamId == id)
											.Where(x => x.ExamStatus == "ผ่าน"),
											rc => new { id = rc.PeriodExam.Id, examId = rc.ExamId },
											sc => new { id = sc.ScoreImport.PeriodExamId, examId = sc.ExamId },
											(p, sr) => new
											{
												Id = p.PeriodExam.Id,
												ExamId = p.ExamId,
												CitizenId = p.CitizenId,
												p.Prefix,
												FullName = $"{p.Prefix}{p.FirstName} {p.LastName}",
												DateOfBirth = p.DateOfBirth.ToThaiShortDate(),
												Gender = p.Gendor,
												Degree = p.Educations.First().Degree,
												Major = p.Educations.First().Major,

												ExamResult = sr == null ? "" : sr.ExamStatus,

												University = p.Educations.First().University,
												PositionName = p.PositionName,
												ExamName = $"{p.PeriodExam.Name} ครั้งที่ {p.PeriodExam.Round}/{p.PeriodExam.Year.Value.ToThaiYear()}",


												Number = sr == null ? 99999 : Convert.ToInt32(sr.Number),



												FullA = sr == null ? 0 : sr.FullA,
												SumA = sr == null ? 0 : sr.SumA,
												FullB = sr == null ? 0 : sr.FullB,
												SumB = sr == null ? 0 : sr.SumB,
												FullC = sr == null ? 0 : sr.FullC,
												SumC = sr == null ? 0 : sr.SumC,
												SumScore = sr == null ? 0 : sr.SumA + sr.SumB + sr.SumC,



											})
									.OrderBy(x => x.Number)
									.Where(x => x.Id == id)
									.Where(x => x.ExamResult == "ผ่าน")
									.ToListAsync();

				if (data.Count == 0) return Success();

				var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Report", "Recruit", $"rptPassExamList.trdp");
				ReportPackager reportPackager = new ReportPackager();
				Telerik.Reporting.Report report = null;
				using (var sourceStream = System.IO.File.OpenRead(rptFile))
				{
					report = (Telerik.Reporting.Report)reportPackager.UnpackageDocument(sourceStream);
				}

				report.DataSource = data;
				System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

				InstanceReportSource instanceReportSource = new InstanceReportSource()
				{
					ReportDocument = report
				};


				ReportProcessor reportProcessor = new ReportProcessor(_configuration);
				RenderingResult result = reportProcessor.RenderReport("PDF", instanceReportSource, deviceInfo);

				var content = result.DocumentBytes;
				return File(content, "application/pdf", $"รายชื่อผู้สอบแข่งขันได้_{data.First().ExamName}.pdf");
			}
			catch (Exception ex)
			{
				return Error(ex, "เกิดข้อผิดพลาดในการแสดงรายงาน");
			}
		}

		[HttpGet("pass-exam/{id:length(36)}")]
		[AllowAnonymous]
		[ProducesResponseType(StatusCodes.Status200OK)]
		[ProducesResponseType(StatusCodes.Status400BadRequest)]
		[ProducesResponseType(StatusCodes.Status401Unauthorized)]
		[ProducesResponseType(StatusCodes.Status500InternalServerError)]
		public async Task<ActionResult<ResponseObject>> GetPassExam2ListReportAsync(Guid id)
		{
			try
			{
				var data = await _context.Candidates.AsQueryable()
									.Include(x => x.PeriodExam)
									.ThenInclude(x => x.ScoreImport)

									.Select(p => new
									{
										Id = p.PeriodExam.Id,
										ExamId = p.SeatNumber,
										CitizenId = p.CitizenId,
										FullName = $"{p.FirstName} {p.LastName}",
										DateOfBirth = p.DateOfBirth.Value.ToThaiShortDate(),

										ExamName = $"{p.PeriodExam.Name} ครั้งที่ {p.PeriodExam.Round}/{p.PeriodExam.Year.Value.ToThaiYear()}",

										Number = p.Number == null ? 99999 : Convert.ToInt32(p.Number),

										FullA = 0,
										SumA = 0,
										FullB = p.PointTotalB,
										SumB = p.PointB,
										FullC = p.PointTotalC,
										SumC = p.PointC,
										SumScore = p.PointB + p.PointC,
										ExamResult = p.Pass

									})
									.OrderBy(x => x.Number)
									.Where(x => x.Id == id)
									.Where(x => x.ExamResult == "ผ่าน")
									.ToListAsync();

				if (data.Count == 0) return Success();

				var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Report", "Recruit", $"rptPassExamList.trdp");
				ReportPackager reportPackager = new ReportPackager();
				Telerik.Reporting.Report report = null;
				using (var sourceStream = System.IO.File.OpenRead(rptFile))
				{
					report = (Telerik.Reporting.Report)reportPackager.UnpackageDocument(sourceStream);
				}

				report.DataSource = data;
				System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

				InstanceReportSource instanceReportSource = new InstanceReportSource()
				{
					ReportDocument = report
				};


				ReportProcessor reportProcessor = new ReportProcessor(_configuration);
				RenderingResult result = reportProcessor.RenderReport("PDF", instanceReportSource, deviceInfo);

				var content = result.DocumentBytes;
				return File(content, "application/pdf", $"รายชื่อผู้สอบแข่งขันได้_{data.First().ExamName}.pdf");
			}
			catch (Exception ex)
			{
				return Error(ex, "เกิดข้อผิดพลาดในการแสดงรายงาน");
			}
		}

		#endregion
	}
}