using Backend.Models;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using NPOI.HSSF.UserModel;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;
using Repository.BackendRepository.Interface;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;

namespace Backend.Controllers
{
    public class RescueDeviceController : MybaseController<RescueDeviceController>
    {
        private readonly IBackendRepository backendRepository;

        public RescueDeviceController(IBackendRepository backendRepository)
        {
            this.backendRepository = backendRepository;
        }
        public IActionResult FireExtinguisher()
        {
            return View();
        }
        public IActionResult AED()
        {
            return View();
        }
        [HttpPost]
        public async Task<ApiResult<List<KeyValue>>> GetFloorByBuild (string Building)
        {
            ApiResult<List<KeyValue>> apiResult = new ApiResult<List<KeyValue>>();
            List<KeyValue> KeyValue = new List<KeyValue>();

            try
            {
                var sqlString = @$"select floor_guid as Value, full_name as Name from floor a where a.deleted = 0 and a.building_guid = '{Building}' and a.status = 0 order by a.priority";
                KeyValue = await backendRepository.GetAllAsync<KeyValue>(sqlString);

                apiResult.Code = "0000";
                apiResult.Data = KeyValue;
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "系統內部錯誤，請聯絡管理者。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }

            return apiResult;


        }

        [HttpPost]
        public async Task<ActionResult> RescueDeviceTable(RescueDeviceTableUse post)
        {


            List<RescueDeviceTable> RescueDeviceTables = new List<RescueDeviceTable>();
            ApiResult<List<RescueDeviceTable>> apiResult = new ApiResult<List<RescueDeviceTable>>();
            try
            {
                RescueDeviceTables = await backendRepository.GetAllAsync<RescueDeviceTable>("rescue_device", $"building_guid = '{post.build}' and floor_guid in @floors and rescue_device_kind = {post.kind}", new { floors = post.floors }, "floor_name");
                apiResult.Code = "0000";
                apiResult.Data = RescueDeviceTables;
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "系統內部錯誤，請聯絡管理者。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】");
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }
            var result = Json(new
            {
                data = apiResult
            });
            return result;
        }

        [HttpPost]
        public async Task<ApiResult<string>> ImportRescueDevice(ImportRescueDevice import)
        {
            ApiResult<string> apiResult = new ApiResult<string>();
            try
            {
                IWorkbook workbook;
                var filename_ext = Path.GetExtension(import.import_file.FileName).ToLower();
                if (filename_ext == ".xls")
                {
                    workbook = new HSSFWorkbook(import.import_file.OpenReadStream());
                }
                else if (filename_ext == ".xlsx")
                {
                    workbook = new XSSFWorkbook(import.import_file.OpenReadStream());
                }
                else
                {
                    workbook = null;
                }
                if (workbook == null)
                {
                    apiResult.Code = "9998";
                    apiResult.Msg = $"{import.import_file.FileName}該檔案失效，請重新操作。";

                    return apiResult;
                }
                var sqlString = @$"select floor_guid as Value, full_name as Name from floor a where a.deleted = 0 and a.building_guid = '{import.building}' and a.status = 0 order by a.priority";
                var floor = await backendRepository.GetAllAsync<KeyValue>(sqlString);
                List<Dictionary<string, object>> deviceImports = new List<Dictionary<string, object>>();
                var sheet = workbook.GetSheetAt(0);
                IRow header = sheet.GetRow(sheet.FirstRowNum);
                ICell cell = header.GetCell(1);
                if(!string.IsNullOrEmpty(cell.ToString()) && cell.ToString()!= "設備編號")
                {
                    apiResult.Code = "9998";
                    apiResult.Msg = $"{import.import_file.FileName}該檔案格式錯誤，請重新操作。";

                    return apiResult;
                }
                cell = header.GetCell(0);
                if (!string.IsNullOrEmpty(cell.ToString()) && cell.ToString() != "樓層")
                {
                    apiResult.Code = "9998";
                    apiResult.Msg = $"{import.import_file.FileName}該檔案格式錯誤，請重新操作。";

                    return apiResult;
                }
                cell = header.GetCell(2);
                if (!string.IsNullOrEmpty(cell.ToString()) && cell.ToString() != "位置")
                {
                    apiResult.Code = "9998";
                    apiResult.Msg = $"{import.import_file.FileName}該檔案格式錯誤，請重新操作。";

                    return apiResult;
                }
                List<int> columns = new List<int>();
                for(var a = sheet.FirstRowNum + 1;a <= sheet.LastRowNum; a++)
                {
                    var floorname = sheet.GetRow(a).GetCell(0).ToString();
                    var floorguid = floor.Where(k => k.Name.ToString() == floorname).Select(d =>d.Value).FirstOrDefault();
                    if(floorguid == null)
                    {
                        apiResult.Code = "9998";
                        apiResult.Msg = $"{import.import_file.FileName}該檔案樓層名稱錯誤，請確認後重新操作。";
                        return apiResult;
                    }
                    Dictionary<string, object> deviceImport = new Dictionary<string, object>();
                    deviceImport.Add("@rescue_device_guid", Guid.NewGuid().ToString());
                    deviceImport.Add("@rescue_device_id", sheet.GetRow(a).GetCell(1).ToString());
                    deviceImport.Add("@floor_guid", floorguid);
                    deviceImport.Add("@floor_name", sheet.GetRow(a).GetCell(0).ToString());
                    deviceImport.Add("@location", sheet.GetRow(a).GetCell(2).ToString());
                    deviceImport.Add("@rescue_device_kind", import.kind);
                    deviceImport.Add("@building_guid", import.building);
                    deviceImport.Add("@created_by", myUserInfo.Userinfo_guid);
                    deviceImport.Add("@created_at", DateTime.Now);
                    deviceImports.Add(deviceImport);
                }
                await backendRepository.PurgeOneByGuidWithCustomDBNameAndTable("rescue_device", $"building_guid = '{import.building}' and rescue_device_kind = {import.kind}");
                await backendRepository.AddMutiByCustomTable(deviceImports, "rescue_device");
                apiResult.Code = "0000";
                apiResult.Msg = "匯入成功";

            }
            catch(Exception ex)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "系統內部錯誤，請聯絡管理者。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + ex.Message);
            }
            return apiResult;
        }

        [HttpPost]
        public async Task<ApiResult<string>> DeletedIt(string guid)
        {
            ApiResult<string> apiResult = new ApiResult<string>();
            try
            {
                await backendRepository.PurgeOneAsync(guid, "rescue_device", "rescue_device_guid");
                apiResult.Code = "0000";
                apiResult.Msg = "刪除成功";
            }
            catch(Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "系統內部錯誤，請聯絡管理者。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】");
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }
            return apiResult;
        }
        [HttpPost]
        public async Task<ApiResult<RescueDevice>> GetLocation (string guid)
        {
            ApiResult<RescueDevice> apiResult = new ApiResult<RescueDevice>();
            try
            {
                var location = await backendRepository.GetOneAsync<RescueDevice>("rescue_device", $"rescue_device_guid = '{guid}'");

                if(location == null)
                {
                    apiResult.Code = "9998";
                    apiResult.Msg = "資料不存在，請重新操作";
                }
                else
                {
                    apiResult.Code = "0000";
                    apiResult.Data = location;
                }
            }
            catch(Exception ex)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "系統內部錯誤，請聯絡管理者。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】");
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + ex.Message);
            }

            return apiResult;
        }
        [HttpPost]
        public async Task<ApiResult<string>> SaveFireExtinguisher(SaveFireExtinguisher save)
        {
            ApiResult<string> apiResult = new ApiResult<string>();
            try
            {
                var a = new Dictionary<string, object>()
                {
                    {"@location",save.location}
                };
                await backendRepository.UpdateOneByCustomTable(a, "rescue_device", $"rescue_device_guid = '{save.guid}'");
                apiResult.Code = "0000";
                apiResult.Msg = "儲存成功";
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "系統內部錯誤，請聯絡管理者。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】");
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }



            return apiResult;
        }

        public FileResult ExportExcel(string post)
        {
            var postObject = JsonConvert.DeserializeObject<Excel>(post);
            var workbook = new XSSFWorkbook();
            #region excel設定
            IFont font12 = workbook.CreateFont();
            font12.FontName = "新細明體";
            font12.FontHeightInPoints = 12;
            ICellStyle style12 = workbook.CreateCellStyle();
            style12.SetFont(font12);
            style12.Alignment = HorizontalAlignment.Center;
            style12.VerticalAlignment = VerticalAlignment.Center;
            IFont font12Times = workbook.CreateFont();
            font12Times.FontName = "Times New Roman";
            font12Times.FontHeightInPoints = 12;
            IFont font18 = workbook.CreateFont();
            font18.FontName = "新細明體";
            font18.FontHeightInPoints = 18;
            font18.IsBold = true;
            ICellStyle styleTitle18 = workbook.CreateCellStyle();
            styleTitle18.SetFont(font18);
            styleTitle18.Alignment = HorizontalAlignment.Center;
            styleTitle18.VerticalAlignment = VerticalAlignment.Center;
            ICellStyle styleLeft12 = workbook.CreateCellStyle();
            styleLeft12.SetFont(font12);
            styleLeft12.Alignment = HorizontalAlignment.Left;
            styleLeft12.VerticalAlignment = VerticalAlignment.Center;
            ICellStyle styleLine12 = workbook.CreateCellStyle();
            styleLine12.SetFont(font12);
            styleLine12.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
            styleLine12.VerticalAlignment = VerticalAlignment.Center;
            styleLine12.BorderTop = NPOI.SS.UserModel.BorderStyle.Thin;
            styleLine12.BorderBottom = NPOI.SS.UserModel.BorderStyle.Thin;
            styleLine12.BorderRight = NPOI.SS.UserModel.BorderStyle.Thin;
            styleLine12.BorderLeft = NPOI.SS.UserModel.BorderStyle.Thin;
            ICellStyle stylein12 = workbook.CreateCellStyle();
            stylein12.SetFont(font12Times);
            stylein12.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Left;
            stylein12.VerticalAlignment = VerticalAlignment.Center;
            stylein12.BorderTop = NPOI.SS.UserModel.BorderStyle.Thin;
            stylein12.BorderBottom = NPOI.SS.UserModel.BorderStyle.Thin;
            stylein12.BorderRight = NPOI.SS.UserModel.BorderStyle.Thin;
            stylein12.BorderLeft = NPOI.SS.UserModel.BorderStyle.Thin;
            stylein12.WrapText = true;
            #endregion
            var devicename = "";
            if (postObject.kind == 0)
            {
                devicename = "滅火器";
            }
            else
            {
                devicename = "AED";
            }
            var sheet = workbook.CreateSheet(devicename);
            var RescueDevices = backendRepository.GetAllAsync<RescueDevice>("rescue_device", $"building_guid = '{postObject.build}' and rescue_device_kind = {postObject.kind}",null, "floor_name");
            int RowPosition = 0;
            IRow row = sheet.CreateRow(RowPosition);
            ICell cell = row.CreateCell(1);
            sheet.SetColumnWidth(0, 4 * 160 * 12);
            sheet.SetColumnWidth(1, 4 * 160 * 12);
            sheet.SetColumnWidth(2, 4 * 160 * 12);
            cell.SetCellValue("設備編號");
            cell.CellStyle = styleLine12;
            cell = row.CreateCell(0);
            cell.SetCellValue("樓層");
            cell.CellStyle = styleLine12;
            cell = row.CreateCell(2);
            cell.SetCellValue("位置");
            cell.CellStyle = styleLine12;

            foreach(var device in RescueDevices.Result)
            {
                RowPosition += 1;
                row = sheet.CreateRow(RowPosition);
                for(var a = 0 ; a < 3 ; a++)
                {
                    cell = row.CreateCell(a);
                    if (a == 1)
                    {
                        cell.SetCellValue(device.rescue_device_id);
                    }
                    if (a == 0)
                    {
                        cell.SetCellValue(device.floor_name);
                    }
                    if (a == 2)
                    {
                        cell.SetCellValue(device.location);
                    }
                    cell.CellStyle = style12;
                }



            }

            var ms = new NpoiMemoryStream
            {
                AllowClose = false
            };
            workbook.Write(ms);
            ms.Flush();
            ms.Seek(0, SeekOrigin.Begin);
            

            return File(ms, "application/vnd.ms-excel", postObject.buildname + "-" + devicename + ".xlsx");

        }
    }
}