using BMA.EHR.Application.Repositories;
using BMA.EHR.Domain.Common;
using BMA.EHR.Domain.Models.Placement;
using BMA.EHR.Domain.Shared;
using BMA.EHR.Infrastructure.Persistence;
using BMA.EHR.Placement.Service.Requests;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Swashbuckle.AspNetCore.Annotations;
using System.Security.Claims;

namespace BMA.EHR.Placement.Service.Controllers
{
    [Route("api/v{version:apiVersion}/placement/Receive")]
    [ApiVersion("1.0")]
    [ApiController]
    [Produces("application/json")]
    [Authorize]
    [SwaggerTag("ระบบรับโอน")]
    public class PlacementReceiveController : BaseController
    {
        private readonly PlacementRepository _repository;
        private readonly ApplicationDBContext _context;
        private readonly MinIOService _documentService;
        private readonly IHttpContextAccessor _httpContextAccessor;

        public PlacementReceiveController(PlacementRepository repository,
                                   ApplicationDBContext context,
                                   MinIOService documentService,
                                   IHttpContextAccessor httpContextAccessor)
        {
            _repository = repository;
            _context = context;
            _documentService = documentService;
            _httpContextAccessor = httpContextAccessor;
        }

        #region " Properties "

        private string? UserId => _httpContextAccessor?.HttpContext?.User?.FindFirst(ClaimTypes.NameIdentifier)?.Value;

        private string? FullName => _httpContextAccessor?.HttpContext?.User?.FindFirst("name")?.Value;

        private bool? PlacementAdmin => _httpContextAccessor?.HttpContext?.User?.IsInRole("placement1");

        #endregion

        /// <summary>
        /// list รายการรับโอน
        /// </summary>
        /// <returns></returns>
        /// <response code="200"></response>
        /// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
        /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        [HttpGet()]
        public async Task<ActionResult<ResponseObject>> GetListByAdmin()
        {

            var placementReceives = await _context.PlacementReceives.AsQueryable()
                        .OrderByDescending(x => x.CreatedAt)
                        .Select(p => new
                        {
                            p.Id,
                            p.CitizenId,
                            Prefix = p.Prefix.Name,
                            p.Firstname,
                            p.Lastname,
                            p.DateOfBirth,
                            Gender = p.Gender == null ? null : p.Gender.Name,
                            p.Status,
                            p.RecruitDate,
                            PositionNumber = p.PositionNumber == null ? null : p.PositionNumber.Name,
                            PositionPath = p.PositionPath == null ? null : p.PositionPath.Name,
                            PositionPathSide = p.PositionPathSide == null ? null : p.PositionPathSide.Name,
                            PositionType = p.PositionType == null ? null : p.PositionType.Name,
                            PositionLine = p.PositionLine == null ? null : p.PositionLine.Name,
                            PositionLevel = p.PositionLevel == null ? null : p.PositionLevel.Name,
                            PosNoId = p.PositionNumber == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionNumber.Id,
                            PositionId = p.PositionPath == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionPath.Id,
                            PositionPathSideId = p.PositionPathSide == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionPathSide.Id,
                            PositionTypeId = p.PositionType == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionType.Id,
                            PositionLineId = p.PositionLine == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionLine.Id,
                            PositionLevelId = p.PositionLevel == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionLevel.Id,
                            OrganizationPositionId = p.OrganizationPosition == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.OrganizationPosition.Id,
                            OrganizationName = p.OrganizationPosition == null ? null : (p.OrganizationPosition.Organization == null ? null : (p.OrganizationPosition.Organization.OrganizationOrganization == null ? null : p.OrganizationPosition.Organization.OrganizationOrganization.Name)),////
                            OrganizationShortName = p.OrganizationPosition == null ? null : (p.OrganizationPosition.Organization == null ? null : (p.OrganizationPosition.Organization.OrganizationShortName == null ? null : p.OrganizationPosition.Organization.OrganizationShortName.Name)),////
                            p.IsActive,
                            p.CreatedAt,
                        })
                        .ToListAsync();
            if (PlacementAdmin == true)
                placementReceives.Where(x => x.Status.Trim().ToUpper().Contains("DONE"));

            return Success(placementReceives);
        }

        /// <summary>
        /// get รายละเอียดรับโอน
        /// </summary>
        /// <param name="id">Id รับโอน</param>
        /// <returns></returns>
        /// <response code="200"></response>
        /// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
        /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        [HttpGet("{id:length(36)}")]
        public async Task<ActionResult<ResponseObject>> GetDetailByUser(Guid id)
        {
            var data = await _context.PlacementReceives.AsQueryable()
                        .Where(x => x.Id == id)
                        .Select(p => new
                        {
                            p.Id,
                            p.CitizenId,
                            Prefix = p.Prefix.Id,
                            p.Firstname,
                            p.Lastname,
                            p.DateOfBirth,
                            Gender = p.Gender == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.Gender.Id,
                            p.Nationality,
                            p.Race,
                            Religion = p.Religion == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.Religion.Id,
                            BloodGroup = p.BloodGroup == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.BloodGroup.Id,
                            Relationship = p.Relationship == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.Relationship.Id,
                            p.TelephoneNumber,
                            p.Status,
                            p.RecruitDate,
                            PosNoId = p.PositionNumber == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionNumber.Id,
                            PositionId = p.PositionPath == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionPath.Id,
                            PositionPathSideId = p.PositionPathSide == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionPathSide.Id,
                            PositionTypeId = p.PositionType == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionType.Id,
                            PositionLineId = p.PositionLine == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionLine.Id,
                            PositionLevelId = p.PositionLevel == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.PositionLevel.Id,
                            OrganizationPositionId = p.OrganizationPosition == null ? Guid.Parse("00000000-0000-0000-0000-000000000000") : p.OrganizationPosition.Id,
                            p.CreatedAt,
                            PlacementReceiveDocs = p.PlacementReceiveDocs.Where(d => d.Document != null).Select(d => new { d.Document.Id, d.Document.FileName }),
                        })
                       .FirstOrDefaultAsync();
            if (data == null)
                return Error(GlobalMessages.DataNotFound, 404);

            var placementReceiveDocs = new List<dynamic>();
            foreach (var doc in data.PlacementReceiveDocs)
            {
                var _doc = new
                {
                    doc.FileName,
                    PathName = await _documentService.ImagesPath(doc.Id)
                };
                placementReceiveDocs.Add(_doc);
            }
            var _data = new
            {
                data.Id,
                data.CitizenId,
                data.Prefix,
                data.Firstname,
                data.Lastname,
                data.DateOfBirth,
                data.Gender,
                data.Nationality,
                data.Race,
                data.Religion,
                data.BloodGroup,
                data.Relationship,
                data.TelephoneNumber,
                data.Status,
                data.RecruitDate,
                data.PosNoId,
                data.PositionId,
                data.PositionPathSideId,
                data.PositionTypeId,
                data.PositionLineId,
                data.PositionLevelId,
                data.OrganizationPositionId,
                data.CreatedAt,
                Docs = placementReceiveDocs,
            };

            return Success(_data);
        }

        /// <summary>
        /// สร้างรับโอน
        /// </summary>
        /// <returns></returns>
        /// <response code="200"></response>
        /// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
        /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        [HttpPost()]
        public async Task<ActionResult<ResponseObject>> Post([FromForm] PlacementReceiveRequest req)
        {
            var profile = await _context.Profiles
                            .FirstOrDefaultAsync(x => x.KeycloakId == Guid.Parse(UserId));
            if (profile == null)
                return Error(GlobalMessages.DataNotFound, 404);

            var prefix = await _context.Prefixes.FindAsync(req.Prefix);
            if (prefix == null)
                return Error(GlobalMessages.PrefixNotFound, 404);

            var placementReceive = new PlacementReceive
            {
                CitizenId = req.CitizenId,
                Prefix = prefix,
                Firstname = req.Firstname,
                Lastname = req.Lastname,
                DateOfBirth = req.DateOfBirth,
                Gender = await _context.Genders.FindAsync(req.Gender),
                Nationality = req.Nationality,
                Race = req.Race,
                Religion = await _context.Religions.FindAsync(req.Religion),
                BloodGroup = await _context.BloodGroups.FindAsync(req.BloodGroup),
                Relationship = await _context.Relationships.FindAsync(req.Relationship),
                TelephoneNumber = req.TelephoneNumber,
                Status = "PENDING",
                CreatedUserId = FullName ?? "",
                CreatedFullName = UserId ?? "System Administrator",
                CreatedAt = DateTime.Now,
                LastUpdateFullName = FullName ?? "System Administrator",
                LastUpdateUserId = UserId ?? "",
                LastUpdatedAt = DateTime.Now,
            };
            await _context.PlacementReceives.AddAsync(placementReceive);
            await _context.SaveChangesAsync();
            if (Request.Form.Files != null && Request.Form.Files.Count != 0)
            {
                foreach (var file in Request.Form.Files)
                {
                    var fileExtension = Path.GetExtension(file.FileName);

                    var doc = await _documentService.UploadFileAsync(file, file.FileName);
                    var _doc = await _context.Documents.AsQueryable()
                                        .FirstOrDefaultAsync(x => x.Id == doc.Id);
                    if (_doc != null)
                    {
                        var placementReceiveDoc = new PlacementReceiveDoc
                        {
                            PlacementReceive = placementReceive,
                            Document = _doc,
                            CreatedUserId = FullName ?? "",
                            CreatedFullName = UserId ?? "System Administrator",
                            CreatedAt = DateTime.Now,
                            LastUpdateFullName = FullName ?? "System Administrator",
                            LastUpdateUserId = UserId ?? "",
                            LastUpdatedAt = DateTime.Now,
                        };
                        await _context.PlacementReceiveDocs.AddAsync(placementReceiveDoc);

                    }
                }
            }
            await _context.SaveChangesAsync();

            return Success();
        }

        /// <summary>
        /// เลือกหน่วยงาน
        /// </summary>
        /// <param name="id">Id รับโอน</param>
        /// <returns></returns>
        /// <response code="200"></response>
        /// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
        /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        [HttpPut("position/{id:length(36)}")]
        public async Task<ActionResult<ResponseObject>> UpdatePositionPlacementReceive([FromBody] PersonSelectPositionReceiveRequest req, Guid id)
        {
            var uppdated = await _context.PlacementReceives
                            .FirstOrDefaultAsync(x => x.Id == id);
            if (uppdated == null)
                return Error(GlobalMessages.PlacementReceiveNotFound, 404);
            if (req.PosNoId != null)
            {
                var save_posNo = await _context.PositionNumbers.FindAsync(req.PosNoId);
                if (save_posNo == null)
                    return Error(GlobalMessages.PositionPosNoNotFound, 404);
                uppdated.PositionNumber = save_posNo;

                var save_orgPosition = await _context.OrganizationPositions.FirstOrDefaultAsync(x => x.PositionNumber == save_posNo);
                if (save_orgPosition == null)
                    return Error(GlobalMessages.PositionPosNoNotFound, 404);
                uppdated.OrganizationPosition = save_orgPosition;
            }

            if (req.PositionId != null)
            {
                var save = await _context.PositionPaths.FindAsync(req.PositionId);
                if (save == null)
                    return Error(GlobalMessages.PositionPathNotFound, 404);
                uppdated.PositionPath = save;
            }

            if (req.PositionLevelId != null)
            {
                var save = await _context.PositionLevels.FindAsync(req.PositionLevelId);
                if (save == null)
                    return Error(GlobalMessages.PositionLevelNotFound, 404);
                uppdated.PositionLevel = save;
            }

            if (req.PositionLineId != null)
            {
                var save = await _context.PositionLines.FindAsync(req.PositionLineId);
                if (save == null)
                    return Error(GlobalMessages.PositionLineNotFound, 404);
                uppdated.PositionLine = save;
            }

            if (req.PositionPathSideId != null)
            {
                var save = await _context.PositionPathSides.FindAsync(req.PositionPathSideId);
                if (save == null)
                    return Error(GlobalMessages.PositionPathSideNotFound, 404);
                uppdated.PositionPathSide = save;
            }

            if (req.PositionTypeId != null)
            {
                var save = await _context.PositionTypes.FindAsync(req.PositionTypeId);
                if (save == null)
                    return Error(GlobalMessages.PositionTypeNotFound, 404);
                uppdated.PositionType = save;
            }

            uppdated.RecruitDate = req.RecruitDate;
            uppdated.Status = "DONE";
            uppdated.LastUpdateFullName = FullName ?? "System Administrator";
            uppdated.LastUpdateUserId = UserId ?? "";
            uppdated.LastUpdatedAt = DateTime.Now;
            await _context.SaveChangesAsync();

            return Success();
        }

        // /// <summary>
        // /// View หน่วยงาน
        // /// </summary>
        // /// <param name="id">Id รับโอน</param>
        // /// <returns></returns>
        // /// <response code="200"></response>
        // /// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
        // /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        // /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        // [HttpGet("position/{id:length(36)}")]
        // public async Task<ActionResult<ResponseObject>> GetPositionPlacementReceive(Guid id)
        // {
        //     var uppdated = await _context.PlacementReceives
        //                     .FirstOrDefaultAsync(x => x.Id == id);
        //     if (uppdated == null)
        //         return Error(GlobalMessages.PlacementReceiveNotFound, 404);

        //     uppdated.Status = "DONE";
        //     uppdated.LastUpdateFullName = FullName ?? "System Administrator";
        //     uppdated.LastUpdateUserId = UserId ?? "";
        //     uppdated.LastUpdatedAt = DateTime.Now;
        //     await _context.SaveChangesAsync();

        //     return Success();
        // }

        /// <summary>
        /// ลบรับโอน
        /// </summary>
        /// <param name="id">Id รับโอน</param>
        /// <returns></returns>
        /// <response code="200"></response>
        /// <response code="400">ค่าตัวแปรที่ส่งมาไม่ถูกต้อง</response>
        /// <response code="401">ไม่ได้ Login เข้าระบบ</response>
        /// <response code="500">เมื่อเกิดข้อผิดพลาดในการทำงาน</response>
        [HttpDelete("{id:length(36)}")]
        public async Task<ActionResult<ResponseObject>> Delete(Guid id)
        {
            var deleted = await _context.PlacementReceives.AsQueryable()
                            .Include(x => x.PlacementReceiveDocs)
                            .ThenInclude(x => x.Document)
                            .FirstOrDefaultAsync(x => x.Id == id);
            if (deleted == null)
                return NotFound();
            var placementReceiveDocs = new List<dynamic>();
            foreach (var doc in deleted.PlacementReceiveDocs)
            {
                if (doc.Document != null)
                    placementReceiveDocs.Add(doc.Document.Id);
            }
            _context.PlacementReceiveDocs.RemoveRange(deleted.PlacementReceiveDocs);
            await _context.SaveChangesAsync();
            _context.PlacementReceives.Remove(deleted);
            foreach (var doc in placementReceiveDocs)
            {
                if (doc != null)
                    await _documentService.DeleteFileAsync(doc);
            }
            await _context.SaveChangesAsync();

            return Success();
        }
    }
}