using BMA.EHR.Application.Repositories.Commands;
using BMA.EHR.Domain.Common;
using BMA.EHR.Domain.Extensions;
using BMA.EHR.Domain.Shared;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Swashbuckle.AspNetCore.Annotations;
using Telerik.Reporting;
using Telerik.Reporting.Processing;

namespace BMA.EHR.Report.Service.Controllers
{
    [Route("api/v{version:apiVersion}/report/order")]
    [ApiVersion("2.0")]
    [ApiController]
    [Produces("application/json")]
    [Authorize]
    [SwaggerTag("API รายงานระบบออกคำสั่ง")]
    public class CommandReportController : BaseController
    {
        #region " Fields "

        private readonly CommandRepository _repository;
        private readonly IWebHostEnvironment _hostingEnvironment;
        private readonly IConfiguration _configuration;
        private readonly CommandReportRepository _commandReportRepository;

        #endregion

        #region " Constuctor and Destructor "

        public CommandReportController(CommandRepository repository,
                                       IWebHostEnvironment hostingEnvironment,
                                       IConfiguration configuration,
                                       CommandReportRepository commandReportRepository)
        {
            _repository = repository;
            _hostingEnvironment = hostingEnvironment;
            _configuration = configuration;
            _commandReportRepository = commandReportRepository;
        }

        #endregion

        #region " Methods "

        #region " Private "

        private async Task<byte[]> GenerateCommandReportType01_Cover(Guid commandId, string exportType)
        {
            try
            {
                var raw_data = await _repository.GetByIdAsync(commandId);
                if (raw_data == null)
                {
                    throw new Exception(GlobalMessages.CommandNotFound);
                }

                var command = new
                {
                    CommandNo = raw_data.CommandNo,
                    CommandYear = raw_data.CommandYear.ToInteger().ToThaiYear().ToString(),
                    IssuerOrganizationName = raw_data.IssuerOrganizationName,
                    ConclusionRegisterNo = raw_data.ConclusionRegisterNo,
                    ConclusionRegisterDate = raw_data.ConclusionRegisterDate.ToThaiFullDate3(),
                    ConclusionResultNo = raw_data.ConclusionResultNo,
                    ConclusionResultDate = raw_data.ConclusionResultDate.ToThaiFullDate3(),
                    PositionList = "",
                    Count = raw_data.Receivers.Count,
                    CommandAffectDate = raw_data.CommandAffectDate == null ? "" : raw_data.CommandAffectDate.Value.ToThaiFullDate3()
                };

                var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Reports", $"01-คำสั่งบรรจุและแต่งตั้งผู้สอบแข่งขันได้-1.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 = command;

                System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

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


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

                var content = result.DocumentBytes;

                return content;
            }
            catch
            {
                throw;
            }
        }

        private async Task<byte[]> GenerateCommandReportType01_Attachment(Guid commandId, string exportType)
        {
            try
            {
                var command = await _repository.GetByIdAsync(commandId);
                if (command == null)
                {
                    throw new Exception(GlobalMessages.CommandNotFound);
                }

                var data = await _commandReportRepository.GetCommandType01AttachmentAsync(commandId);

                var rptFile = Path.Combine(_hostingEnvironment.ContentRootPath, "Reports", $"01-คำสั่งบรรจุและแต่งตั้งผู้สอบแข่งขันได้-2.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);
                }

                var tblData = (Telerik.Reporting.Table)report.Items["detailSection1"].Items["tblData"];

                tblData.DataSource = data;

                report.ReportParameters["IssuerOrganizationName"].Value = command.IssuerOrganizationName;
                report.ReportParameters["CommandNo"].Value = command.CommandNo;
                report.ReportParameters["CommandYear"].Value = command.CommandYear.ToInteger().ToThaiYear().ToString();
                report.ReportParameters["CommandExecuteDate"].Value = command.CommandExcecuteDate == null ? "" : command.CommandExcecuteDate.Value.ToThaiFullDate3();

                System.Collections.Hashtable deviceInfo = new System.Collections.Hashtable();

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


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

                var content = result.DocumentBytes;

                return content;
            }
            catch
            {
                throw;
            }
        }

        #endregion

        /// <summary>
        /// รายงานหน้าคำสั่ง
        /// </summary>
        /// <param name="id">Record Id ของคำสั่ง</param>
        /// <param name="exportType">pdf, docx หรือ xlsx</param>
        /// <returns></returns>
        /// <response code="200">เมื่อทำการอ่านข้อมูลจาก Relational Database สำเร็จ</response>
        /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        [HttpGet("cover/{exportType}/{id}")]
        [AllowAnonymous]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        public async Task<ActionResult<ResponseObject>> GetCommandCoverReportAsync(Guid id, string exportType = "pdf")
        {
            try
            {
                var cmd = await _repository.GetByIdAsync(id);
                if (cmd == null)
                    throw new Exception(GlobalMessages.CommandNotFound);

                var mimeType = "";
                switch (exportType.Trim().ToLower())
                {
                    case "pdf": mimeType = "application/pdf"; break;
                    case "docx": mimeType = "application/vnd.openxmlformats-officedocument.wordprocessingml.document"; break;
                    case "xlsx": mimeType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"; break;
                }

                switch (cmd.CommandType.CommandCode.Trim().ToUpper())
                {
                    case "C-PM-01":
                    case "C-PM-02":
                    case "C-PM-03":
                        {
                            var contentData = await GenerateCommandReportType01_Cover(id, exportType);
                            return File(contentData, mimeType, $"command-{cmd.CommandNo}-{cmd.CommandYear.ToInteger().ToThaiYear()}.{exportType.Trim().ToLower()}");
                        }
                    default: throw new Exception(GlobalMessages.MethodForCommandTypeNotImplement);
                }
            }
            catch
            {
                throw;
            }
        }

        /// <summary>
        /// รายงานเอกสารแนบท้าย
        /// </summary>
        /// <param name="id">Record Id ของคำสั่ง</param>
        /// <param name="exportType">pdf, docx หรือ xlsx</param>
        /// <returns></returns>
        /// <response code="200">เมื่อทำการอ่านข้อมูลจาก Relational Database สำเร็จ</response>
        /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        [HttpGet("attachment/{exportType}/{id}")]
        [AllowAnonymous]
        [ProducesResponseType(StatusCodes.Status200OK)]
        [ProducesResponseType(StatusCodes.Status401Unauthorized)]
        [ProducesResponseType(StatusCodes.Status500InternalServerError)]
        public async Task<ActionResult<ResponseObject>> GetCommandAttachmentReportAsync(Guid id, string exportType = "pdf")
        {
            try
            {
                var cmd = await _repository.GetByIdAsync(id);
                if (cmd == null)
                    throw new Exception(GlobalMessages.CommandNotFound);

                var mimeType = "";
                switch (exportType.Trim().ToLower())
                {
                    case "pdf": mimeType = "application/pdf"; break;
                    case "docx": mimeType = "application/vnd.openxmlformats-officedocument.wordprocessingml.document"; break;
                    case "xlsx": mimeType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"; break;
                }

                switch (cmd.CommandType.CommandCode.Trim().ToUpper())
                {
                    case "C-PM-01":
                    case "C-PM-02":
                    case "C-PM-03":
                        {
                            var contentData = await GenerateCommandReportType01_Attachment(id, exportType);
                            return File(contentData, mimeType, $"command-attachment-{cmd.CommandNo}-{cmd.CommandYear.ToInteger().ToThaiYear()}.{exportType.Trim().ToLower()}");
                        }
                    default: throw new Exception(GlobalMessages.MethodForCommandTypeNotImplement);
                }
            }
            catch
            {
                throw;
            }
        }

        #endregion
    }
}