using FrontendWebApi.Models;
using Microsoft.AspNetCore.Mvc;
using Repository.BackendRepository.Interface;
using Repository.FrontendRepository.Interface;
using System.Collections.Generic;
using System.Threading.Tasks;
using System;
using System.IO;
using static FrontendWebApi.Models.Bill;
using Microsoft.Extensions.Logging;
using System.Text.Json;
using Newtonsoft.Json.Linq;
using System.Security.Cryptography;
using WkHtmlToPdfDotNet.Contracts;
using WkHtmlToPdfDotNet;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.SignalR;
using Microsoft.Extensions.Configuration;
using Serilog.Core;
using static FrontendWebApi.ApiControllers.TenantBillController;
using System.Reflection;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using System.Data.SqlTypes;
using System.Linq;
using NPOI.SS.UserModel;
using NPOI.XSSF.UserModel;
using NPOI.Util;
using System.Globalization;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Text;
using System.IO.Compression;





// For more information on enabling Web API for empty projects, visit https://go.microsoft.com/fwlink/?LinkID=397860

namespace FrontendWebApi.ApiControllers
{
    //[Route("api/[controller]")]
    //[ApiController]
    //public class TenantBillController
    public class TenantBillController : MyBaseApiController<TenantBillController>
    {
        private readonly IBackendRepository backendRepository;
        private readonly ILogger<TenantBillController> _logger;
        private readonly IConfiguration Configuration;
        private IWebHostEnvironment _webHostEnvironment;
        private readonly IConverter _converter;


        const string TenantListtable = "archive_electric_meter_tenant_list";
        const string TenantBilltable = "archive_electric_meter_tenant_bill";


        public TenantBillController(IBackendRepository backendRepository, IFrontendRepository frontendRepository, ILogger<TenantBillController> logger,
                       IConfiguration configuration,
                       IWebHostEnvironment webHostEnvironment,
                       IConverter converter)
        {
            this.backendRepository = backendRepository;
            this._logger = logger;
            Configuration = configuration;
            _webHostEnvironment = webHostEnvironment;
            _converter = converter;

        }

        [HttpPost]
        public async Task<ApiResult<List<TenantList>>> GetTenantList()
        {
            ApiResult<List<TenantList>> apiResult = new ApiResult<List<TenantList>>();
            List<TenantList> tenantList = new List<TenantList>();
            try
            {
                var sqlString = $"SELECT tenant_guid,list_id,tenant_name,bill_perKWH,bill_perRCV " +
                    $"from {TenantListtable} order by created_at";

                tenantList = await backendRepository.GetAllAsync<TenantList>(sqlString);


                apiResult.Code = "0000";
                apiResult.Data = tenantList;
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "讀取不到用戶資料。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }

            return apiResult;
        }

        [HttpPost]
        public async Task<ApiResult<string>> AddOneTenantList([FromBody] TenantList tl)
        {
            ApiResult<string> apiResult = new ApiResult<string>();

            try
            {
                var tenant_guid = Guid.NewGuid();
                var tenant_name = tl.tenant_name;
                var bill_perKWH = tl.bill_perKWH;
                var bill_perRCV = tl.bill_perRCV;
                var created_at = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");

                var sqlString = $"INSERT INTO {TenantListtable} (tenant_guid,list_id,tenant_name, bill_perKWH, bill_perRCV, created_by,created_at) " +
                             $"VALUES ('{tenant_guid}','{tl.list_id}','{tenant_name}', {bill_perKWH}, {bill_perRCV},'{tl.created_by}', '{created_at}')";


                await backendRepository.ExecuteSql(sqlString);
                apiResult.Code = "0000";
                apiResult.Msg = "新增成功";
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "新增用戶失敗。";
                if (exception.Message.Contains($" for key 'PRIMARY'"))
                {
                    apiResult.Code = "0001";
                    apiResult.Msg = "已有相同用戶。";
                }
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }

            return apiResult;
        }

        [HttpPost]
        public async Task<ApiResult<string>> UpdateOneTenantList([FromBody] TenantList tl)
        {
            ApiResult<string> apiResult = new ApiResult<string>();

            try
            {
                var updated_at = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                var sqlString = $"UPDATE {TenantListtable} SET " +
                             $"`tenant_name` = '{tl.tenant_name}', " +
                             $"`bill_perKWH` = {tl.bill_perKWH}, " +
                             $"`bill_perRCV` = {tl.bill_perRCV}, " +
                             $"`updated_at` = '{updated_at}' " +
                             $"WHERE `tenant_guid` = '{tl.tenant_guid}'";


                await backendRepository.ExecuteSql(sqlString);
                apiResult.Code = "0000";
                apiResult.Msg = "修改用戶成功";
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "修改失敗。";
                if (exception.Message.Contains($"a foreign key constraint"))
                {
                    apiResult.Code = "0001";
                    apiResult.Msg = "水電報表仍有該用戶，無法修改名稱。";
                }
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }

            return apiResult;
        }

        [HttpPost]
        public async Task<ApiResult<string>> DelOneTenantList([FromBody] TenantList tl)
        {
            ApiResult<string> apiResult = new ApiResult<string>();

            try
            {
                var sqlString = $"delete from {TenantListtable} WHERE tenant_guid = '{tl.tenant_guid}' ";

                await backendRepository.ExecuteSql(sqlString);
                apiResult.Code = "0000";
                apiResult.Msg = "刪除成功";
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "刪除用戶失敗。";
                if (exception.Message.Contains($"a foreign key constraint"))
                {
                    apiResult.Code = "0001";
                    apiResult.Msg = "水電報表仍有該用戶，無法刪除。";
                }
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }

            return apiResult;
        }


        [HttpPost]
        public async Task<ApiResult<List<TenantBill>>> GetTenantBill([FromBody] TenantBill tb)
        {
            ApiResult<List<TenantBill>> apiResult = new ApiResult<List<TenantBill>>();
            List<TenantBill> tenantBill = new List<TenantBill>();
            try
            {
                string tableType = tb.tableType;
                string building_tag = tb.building_tag;
                string ElecOrWater = tableType == "elec" ? "E4" : "W1";
                string sqlString = null;
                #region 檢查設備是否沒被刪除且正在連接

                string checkDataSql = $@"SELECT device_number,device_name_tag,full_name
                                         FROM device
                                         WHERE device_name_tag = 'E4' and deleted = 0 and is_link = 1 or device_name_tag = 'W1' and deleted = 0 and is_link = 1; ";
                var existData = await backendRepository.GetAllAsync<Device>(checkDataSql);
                string checkDataSql2 = $@"select * from archive_electric_meter_tenant_bill; ";
                var existData2 = await backendRepository.GetAllAsync<TenantBill>(checkDataSql2);
                var commonValues = existData.Select(a => a.device_number)
                        .Intersect(existData2.Select(b => b.device_number))
                        .ToList();
                if (commonValues.Any())
                {
                    string updateSql = $@"UPDATE archive_electric_meter_tenant_bill 
                          SET deleted = 0 
                          WHERE device_number IN ('{string.Join("', '", commonValues)}')";
                    await backendRepository.ExecuteSql(updateSql);
                }
                var newValues = existData.Select(a => a.device_number)
                                           .Except(existData2.Select(b => b.device_number))
                                           .ToList();
                if (newValues.Any())
                {
                    string insertSql = $@"INSERT INTO archive_electric_meter_tenant_bill (device_number, device_name_tag, created_at)
                                                      SELECT device_number, device_name_tag, NOW()
                                                      FROM device
                                                      WHERE device_number IN ('{string.Join("', '", newValues)}')";
                    await backendRepository.ExecuteSql(insertSql);
                }
                var deletedValues = existData2.Select(a => a.device_number)
                                            .Except(existData.Select(b => b.device_number))
                                            .ToList();
                if (deletedValues.Any())
                {
                    string updateSql = $@"UPDATE archive_electric_meter_tenant_bill 
                                            SET deleted = 1 
                                            WHERE device_number IN ('{string.Join("', '", deletedValues)}')";
                    await backendRepository.ExecuteSql(updateSql);
                }

                #endregion


                if (building_tag == "D2")
                {
                    sqlString =
                   $"SELECT bill_id,a.device_number,b.full_name,start_timestamp,end_timestamp,result,bill,tenant_name,tenant_guid " +
                   $"from {TenantBilltable} a join device b on a.device_number =b.device_number " +
                   $"where device_building_tag = 'D1' and a.device_name_tag = '{ElecOrWater}' and a.deleted = 0 || device_building_tag = 'D2' and a.device_name_tag = '{ElecOrWater}' and a.deleted = 0";
                }
                else
                {
                    sqlString =
                   $"SELECT bill_id,a.device_number,b.full_name,start_timestamp,end_timestamp,result,bill,tenant_name,tenant_guid " +
                   $"from {TenantBilltable} a join device b on a.device_number = b.device_number " +
                   $"where device_building_tag = '{building_tag}' and a.device_name_tag = '{ElecOrWater}' and a.deleted = 0";
                }


                tenantBill = await backendRepository.GetAllAsync<TenantBill>(sqlString);


                apiResult.Code = "0000";
                apiResult.Data = tenantBill;
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "讀取水電參考報表失敗。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }

            return apiResult;
        }

        [HttpPost]
        public async Task<ApiResult<string>> UpdateTenantBill([FromBody] TenantBill tb)
        {
            ApiResult<string> apiResult = new ApiResult<string>();

            try
            {
                string bill_per = tb.tableType == "elec" ? "bill_perKWH" : "bill_perRCV";
                var updated_at = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                var start_timestamp = tb.start_timestamp;
                var end_timestamp = tb.end_timestamp;
                string sqlString = null;
                string result = "0";

                if (string.IsNullOrEmpty(tb.start_timestamp) || string.IsNullOrEmpty(tb.end_timestamp) || string.IsNullOrEmpty(tb.tenant_guid))
                {
                    sqlString = $@"
                UPDATE {TenantBilltable}
                SET tenant_name = (SELECT tenant_name FROM archive_electric_meter_tenant_list WHERE tenant_guid = @tenant_guid),
                    start_timestamp = @start_timestamp,
                    end_timestamp = @end_timestamp,
                    result = 0,
                    bill = 0,
                    updated_at = @updated_at,
                    tenant_guid = @tenant_guid
                WHERE device_number = @device_number";

                    await backendRepository.ExecuteSql(sqlString, new { tb.tenant_guid, start_timestamp, end_timestamp, updated_at, tb.device_number });

                    apiResult.Code = "0000";
                    apiResult.Msg = "資料填寫不完整";
                    return apiResult;
                }
                else
                {
                    DateTime date1 = DateTime.Parse(start_timestamp);
                    DateTime date2 = DateTime.Parse(end_timestamp);
                    int monthsApart = ((date2.Year - date1.Year) * 12) + date2.Month - date1.Month;

                    string checkTabelSql = @"
                SELECT TABLE_NAME
                FROM INFORMATION_SCHEMA.TABLES
                WHERE TABLE_SCHEMA LIKE 'ibms_dome_%' AND TABLE_NAME LIKE 'archive_electric_water_meter_day_%'";
                    var existTable = await backendRepository.GetAllAsync<string>(checkTabelSql);

                    List<string> howManyMonth = Enumerable.Range(0, monthsApart + 1)
                        .Select(i => $"archive_electric_water_meter_day_{date1.AddMonths(i):yyyyMM}")
                        .ToList();
                    var existMonth = existTable.Intersect(howManyMonth).ToList();

                    if (existMonth.Count == 0)
                    {
                        sqlString = $@"
                    UPDATE {TenantBilltable}
                    SET tenant_name = (SELECT tenant_name FROM archive_electric_meter_tenant_list WHERE tenant_guid = @tenant_guid),
                        start_timestamp = @start_timestamp,
                        end_timestamp = @end_timestamp,
                        result = 0,
                        bill = 0,
                        updated_at = @updated_at,
                        tenant_guid = @tenant_guid
                    WHERE device_number = @device_number";

                        await backendRepository.ExecuteSql(sqlString, new { tb.tenant_guid, start_timestamp, end_timestamp, updated_at, tb.device_number });
                    }
                    else
                    {
                        var monthQueries = existMonth.Select(month => $@"
                    SELECT start_timestamp, device_number, sub_result
                    FROM {month}
                    WHERE device_number = @device_number");

                        string month = string.Join(" UNION ALL ", monthQueries);
                        string checkDataSql = $@"
                    SELECT SUM(sub_result)
                    FROM ({month}) combined_result
                    WHERE start_timestamp BETWEEN @start_timestamp AND @end_timestamp";
                        var existData = await backendRepository.GetAllAsync<string>(checkDataSql, new { tb.device_number, start_timestamp, end_timestamp });

                        if (existData.Count != 0)
                        {
                            result = $@"
                        SELECT ROUND(SUM(sub_result),2)
                        FROM ({month}) combined_result
                        WHERE start_timestamp BETWEEN @start_timestamp AND @end_timestamp";
                        }

                        sqlString = $@"
                        UPDATE {TenantBilltable}
                        SET tenant_name = (SELECT tenant_name FROM archive_electric_meter_tenant_list WHERE tenant_guid = @tenant_guid),
                            start_timestamp = @start_timestamp,
                            end_timestamp = @end_timestamp,
                            result = ({result}),
                            bill = ROUND(result * (SELECT {bill_per} FROM {TenantListtable} WHERE tenant_guid = @tenant_guid)),
                            updated_at = @updated_at,
                            tenant_guid = @tenant_guid
                        WHERE device_number = @device_number";

                        await backendRepository.ExecuteSql(sqlString, new { tb.tenant_guid, start_timestamp, end_timestamp, updated_at, tb.device_number });
                    }
                }
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "修改水電參考報表失敗。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
                return apiResult;

            }

            apiResult = await CheckDay(tb);

            return apiResult;
        }

        [HttpPost]
        public async Task<ApiResult<string>> CheckDay([FromBody] TenantBill tb)
        {
            ApiResult<string> apiResult = new ApiResult<string>();

            if (!string.IsNullOrEmpty(tb.start_timestamp) && !string.IsNullOrEmpty(tb.end_timestamp) && !string.IsNullOrEmpty(tb.tenant_guid))
            {
                try
                {
                    string sqlString = $@"
                SELECT * FROM {TenantBilltable}
                WHERE tenant_guid = @tenant_guid AND deleted = 0";

                    var tenantBill = await backendRepository.GetAllAsync<TenantBill>(sqlString, new { tb.tenant_guid });

                    if (tenantBill.Count > 1)
                    {
                        if (tenantBill.Any(t => t.start_timestamp != tb.start_timestamp || t.end_timestamp != tb.end_timestamp))
                        {
                            apiResult.Code = "0001";
                            apiResult.Msg = "該用戶設備的起訖日期不一致，是否將所有設備起訖日期調為一致?";
                            return apiResult;
                        }

                        apiResult.Code = "0000";
                        apiResult.Msg = "修改成功且該用戶的所有設備日期一致";
                    }
                }
                catch (Exception exception)
                {
                    apiResult.Code = "9999";
                    apiResult.Msg = "確認日期失敗。";
                    Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
                }
            }
            else
            {
                apiResult.Code = "0000";
                apiResult.Msg = "修改成功且不執行CheckDay";
            }
            apiResult.Code = "0000";
            apiResult.Msg = "修改成功且該用戶的所有設備日期一致";
            return apiResult;
        }

        [HttpPost]
        public async Task<ApiResult<string>> ChangeDay([FromBody] TenantBill tb)
        {
            ApiResult<string> apiResult = new ApiResult<string>();
            List<TenantBill> tenantBill = new List<TenantBill>();
            string sqlString = "";
            string sWhere = "";

            try
            {
                if (tb.tenant_guid != null)
                {
                    sqlString = $@"
                SELECT * FROM {TenantBilltable}
                WHERE tenant_guid = @tenant_guid AND deleted = 0";
                }
                else
                {
                    if (tb.building_tag != null)
                    {
                        sWhere = "AND device_building_tag = @building_tag";
                    }
                    sqlString = $@"
                SELECT * FROM archive_electric_meter_tenant_bill a
                JOIN device d ON a.device_number = d.device_number AND d.deleted = 0
                WHERE a.deleted = 0 {sWhere}";
                }

                tenantBill = await backendRepository.GetAllAsync<TenantBill>(sqlString, tb);

                var updateTasks = tenantBill
                    .Where(t => t.start_timestamp != tb.start_timestamp || t.end_timestamp != tb.end_timestamp)
                    .Select(t =>
                    {
                        t.start_timestamp = tb.start_timestamp;
                        t.end_timestamp = tb.end_timestamp;
                        t.tableType = t.device_name_tag == "E4" ? "elec" : "water";
                        return UpdateTenantBill(t);
                    });

                await Task.WhenAll(updateTasks);

                apiResult.Code = "0000";
                apiResult.Msg = "修改成功";
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "更換日期失敗。";
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
            }

            return apiResult;
        }


        [HttpPost]
        public async Task<IActionResult> OutputTenantBill([FromBody] TenantBill tb)
        {
            List<OutputBill> outputBill = new List<OutputBill>();

            try
            {
                //List<string> buildings = tb.building_tag_list;
                //string building_tag = "";
                //foreach (var item in buildings)
                //{
                //    if (item == buildings[0])
                //    {
                //        building_tag = item == "D2" ? $@"device_building_tag = 'D1' and a.deleted = 0 || device_building_tag = '{item}' and a.deleted = 0" : $@"device_building_tag = '{item}' and a.deleted = 0";
                //    }
                //    else
                //    {
                //        building_tag += item == "D2" ? $@"|| device_building_tag = 'D1' and a.deleted = 0 || device_building_tag = '{item}' and a.deleted = 0" : $@"|| device_building_tag = '{item}' and a.deleted = 0";
                //    }
                //}
                //     string checkDataSql = $@"select * from archive_electric_meter_tenant_bill a
                //   join device c on a.device_number = c.device_number 
                //                              WHERE tenant_name is not null and tenant_guid is not null and tenant_name != '' and tenant_guid !='' 
                //AND ({building_tag})";

                string checkDataSql = $@"select * from archive_electric_meter_tenant_bill a
                                         WHERE tenant_name is not null and tenant_guid is not null and tenant_name != '' and tenant_guid !='' 
										 AND a.deleted = 0";
                var existData = await backendRepository.GetAllAsync<TenantBill>(checkDataSql);
                if (existData.Count != 0)
                {
                    string sqlString =
                        $@"SELECT 
                                tenant_name,
                                tenant_guid,
                                start_timestamp,
                                end_timestamp,
                                bill_perKWH,
                                bill_perRCV,
                                elec_result,
                                water_result,
                                elec_bill,
                                water_bill,
                                (elec_bill + water_bill) AS total_bill
                            FROM (
                                SELECT 
                                    a.tenant_name,
                                    a.tenant_guid,
                                    MIN(NULLIF(a.start_timestamp, '')) AS start_timestamp,
                                    MAX(NULLIF(a.end_timestamp, '')) AS end_timestamp,
                                    bill_perKWH,
                                    bill_perRCV,
                                    SUM(CASE WHEN a.device_name_tag = 'E4' THEN result ELSE 0 END) AS elec_result,
                                    SUM(CASE WHEN a.device_name_tag = 'W1' THEN result ELSE 0 END) AS water_result,
                                    ROUND(bill_perKWH * SUM(CASE WHEN a.device_name_tag = 'E4' THEN result ELSE 0 END)) AS elec_bill,
                                    ROUND(bill_perRCV * SUM(CASE WHEN a.device_name_tag = 'W1' THEN result ELSE 0 END)) AS water_bill
                                FROM archive_electric_meter_tenant_bill a
                                JOIN archive_electric_meter_tenant_list b ON a.tenant_guid = b.tenant_guid 
                                JOIN device c ON a.device_number = c.device_number 
                                GROUP BY a.tenant_name
                            ) AS subquery_alias;";

                    outputBill = await backendRepository.GetAllAsync<OutputBill>(sqlString);
                    string deviceSql = @$"select a.tenant_guid,d.full_name from archive_electric_meter_tenant_bill a join device d on a.device_number = d.device_number";
                    var device = await backendRepository.GetAllAsync<TenantBill>(deviceSql);

                    string filePath = CreateOutputForm(outputBill, device);

                    byte[] file = System.IO.File.ReadAllBytes(filePath);


                    return new FileContentResult(file, "application/pdf")
                    {
                        FileDownloadName = "水電報表.pdf"
                    };
                }
                else
                {
                    var data = new { Code = "0001", Msg = "還沒有選擇用戶，無法匯出檔案。" };
                    return StatusCode(400, data);
                }
            }
            catch (Exception exception)
            {
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
                var data = new { Code = "9999", Msg = "匯出失敗。" };
                return StatusCode(500, data);
            }
        }

        public string CreateOutputForm(List<OutputBill> outputBill, List<TenantBill> device)
        {
            try
            {
                string htmlStr = this.getOutputFormHtmlStr(outputBill, device);

                string filepath = Configuration.GetValue<string>("FilePath:OutputForm");
                if (!Directory.Exists(filepath))
                {
                    Directory.CreateDirectory(filepath);
                    _logger.LogInformation("file CreateOutputForm path: " + filepath);
                }
                var nowString = DateTime.UtcNow.AddHours(8).ToString("yyyyMMdd_HHmmss");

                //Random r1 = new System.Random();
                //string r2 = r1.Next(0, 999).ToString("0000");
                //string r2 = RandomNumberGenerator.GetInt32(0, 999).ToString("0000");

                filepath += $"{nowString}_水電報表.pdf";

                var doc = new HtmlToPdfDocument()
                {
                    GlobalSettings = {
                    ColorMode = ColorMode.Color,
                    //Orientation = Orientation.Landscape,
                    PaperSize = PaperKind.A4,
                    Out = filepath,
                    Margins = new MarginSettings
                    {
                        Unit = Unit.Millimeters,
                        Top = 10,
                        Bottom = 10,
                        Right = 0,
                        Left = 0
                    },
                },
                    Objects = {
                    new ObjectSettings() {
                        HtmlContent=htmlStr,
                        WebSettings = { DefaultEncoding = "utf-8"},
                        FooterSettings = new FooterSettings() {
                            Center = "第 [page] 頁 共 [topage] 頁",
                            FontName = "DFKai-sb",
                        },
                        LoadSettings = new LoadSettings() {
                            JSDelay = 1000,
                            StopSlowScript = false,
                            BlockLocalFileAccess = false,
                            DebugJavascript = true
                        }
                        //HeaderSettings = { FontSize = 9, Right = "Page [page] of [toPage]", Line = true, Spacing = 2.812 }
                    }
                }
                };

                // _converter.Warning += ConvertWarning;

                _converter.Convert(doc);
                //IntPtr converter = _converter.CreateConverter(doc);
                //_converter.Tools.DestroyConverter();
                return filepath;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.ToString());
            }
        }

        private string getOutputFormHtmlStr(List<OutputBill> outputBill, List<TenantBill> device)
        {

            try
            {
                string path = Configuration.GetValue<string>("FilePath:OutputFormTemplate");
                string image = Configuration.GetValue<string>("FilePath:Image");

                //string path = _webHostEnvironment.ContentRootPath + "\\StaticFiles\\import.html";
                if (!System.IO.File.Exists(path))
                {
                    return "";
                }
                //string cssroot = _webHostEnvironment.ContentRootPath + "\\StaticFiles\\css\\";
                string htmlStr = System.IO.File.ReadAllText(path);
                //string vendorscss = System.IO.File.ReadAllText(cssroot + "vendors.bundle.css");
                //string appBundelCss = System.IO.File.ReadAllText(cssroot + "app.bundle.css");
                //string skinmasterCss = System.IO.File.ReadAllText(cssroot + "skins\\skin-master.css");
                string bill = "";
                foreach (var item in outputBill)
                {
                    var devices = device.Where(x => x.tenant_guid == item.tenant_guid).Select(x => x.full_name).ToList();
                    string deviceList = string.Join(" , ", devices);

                    // 設備列表長度閥值，原因為設備如果超過2頁A4會發生內容重疊問題
                    int maxLength = 1050;
                    if (deviceList.Length > maxLength)
                    {
                        deviceList = deviceList.Substring(0, maxLength) + "...";
                    }

                    bill += @$" <div class='container a4-page'>
                                    <div class='header'>
                                        <img src='{image}' alt='Taipei Dome Logo' width='150'>
                                        <h2>水電費用明細</h2>
                                    </div>
                                    <div class='statistics'>
                                        <h3>費用資訊</h3>
                                        <p><strong>用戶: </strong>{item.tenant_name}</p>
                                        <p><strong>起訖時間: </strong>{item.start_timestamp} ~ {item.end_timestamp}</p>
                                        <table class='br'>
                                            <tr>
                                                <td><strong>用電量: </strong>{item.elec_result}度</td>
                                                <td><strong>單價: </strong>{item.bill_perKWH}元/度</td>
                                                <td><strong>電費總計: </strong>{item.elec_bill.ToString("#,##0")}元</td>
                                            </tr>
                                            <tr>
                                                <td><strong>用水量: </strong>{item.water_result}度</td>
                                                <td><strong>單價: </strong>{item.bill_perRCV}元/度</td>
                                                <td><strong>水費總計: </strong>{item.water_bill.ToString("#,##0")}元</td>
                                            </tr>
                                        </table>
                                        <p class='warnTxt'>
                                            <strong>總計(費用)：各電/水量加總 * 單價(四捨五入)</strong>
                                        </p>
                                    </div>
                                    <div class='total'>
                                        <div class='total-area'>
                                            <h3>總計金額</h3>
                                            <div class='total-box'>
                                                <span class='total-money'>{item.total_bill.ToString("#,##0")}</span>元
                                            </div>
                                        </div>
                                        <div class='total-area'>
                                            <h3>設備列表</h3>
                                            <div>
                                                {deviceList}
                                            </div>
                                        </div>
                                    </div>
                                </div>";




                }

                htmlStr = htmlStr.Replace("{{bill}}", bill);


                return htmlStr;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.ToString());
            }

        }

        [HttpPost]
        public async Task<IActionResult> OutputTenantBillCSV([FromBody] TenantBill tb)
        {
            ApiResult<string> apiResult = new ApiResult<string>();
            var fileDateName = DateTime.Now.ToString("yyyy-MM-ddTHH-mm-ss");
            var waterMeterFileName = $"水電報表_水錶_{fileDateName}.csv";
            var electricMeterFileName = $"水電報表_電錶_{fileDateName}.csv";
            var zipFileName = $"水電報表_{fileDateName}.zip";

            try
            {
                #region 撈數據 
                string dateRangeSQL = $@"SELECT MIN(CAST(start_timestamp AS DATETIME)) start_timestamp, 
                                                 MAX(CAST(end_timestamp AS DATETIME)) end_timestamp 
                                          FROM archive_electric_meter_tenant_bill WHERE deleted = 0;";
                var dateRange = await backendRepository.GetOneAsync<TenantBill>(dateRangeSQL);
                List<string> howManyMonth = new List<string>();
                List<string> existMonth = new List<string>();
                DateTime date1 = DateTime.Parse(dateRange.start_timestamp);
                DateTime date2 = DateTime.Parse(dateRange.end_timestamp);
                string month = "";
                int monthsApart = ((date2.Year - date1.Year) * 12) + date2.Month - date1.Month;

                // 找出資料庫存在的水電月份表
                string checkTabelSql = $@"SELECT TABLE_NAME
                                            FROM INFORMATION_SCHEMA.TABLES 
                                            WHERE TABLE_SCHEMA like 'ibms_dome_%' and TABLE_NAME like 'archive_electric_water_meter_day_%'";
                var existTable = await backendRepository.GetAllAsync<string>(checkTabelSql);

                for (var i = 0; i <= monthsApart; i++)
                {
                    howManyMonth.Add($@"archive_electric_water_meter_day_{date1.AddMonths(i).ToString("yyyyMM")}");
                }
                foreach (var item in existTable)
                {
                    foreach (var temp in howManyMonth)
                    {
                        if (item == temp)
                        {
                            existMonth.Add(temp);
                        }
                    }
                }
                // 判斷是否有資料
                if (existMonth.Count == 0)
                {
                    var msg = new { Code = "0001", Msg = "還沒有選擇用戶，無法匯出檔案。" };
                    return StatusCode(400, msg);
                }
                else
                {
                    month = $@" SELECT device_number, start_timestamp, sub_result 
                                FROM {existMonth[0]}";
                    for (var i = 1; i < existMonth.Count; i++)
                    {
                        // 要有空格
                        month += $@" UNION ALL 
                                        SELECT device_number, start_timestamp, sub_result 
                                        FROM {existMonth[i]}";
                    }
                }
                // 查詢SQL
                var sql = @$"                             
                             -- 删除臨時表
                             DROP TEMPORARY TABLE IF EXISTS temp_combined_data;

                             -- 建立臨時表
                             CREATE TEMPORARY TABLE temp_combined_data (
                                 device_number VARCHAR(255),
                                 start_timestamp DATETIME,
                                 sub_result decimal(15,3)
                             );
                             
                             -- 插入數據
                             INSERT INTO temp_combined_data (device_number, start_timestamp, sub_result)
                             {month};
                             
                             -- 優化后的查詢
                             SELECT
                                 c.tenant_name,
		                         b.device_name_tag,
                                 a.device_number,
                                 d.full_name,
                                 a.start_timestamp AS date,
                                 CASE
                                     WHEN b.device_name_tag = 'E4' THEN c.bill_perKWH
                                     WHEN b.device_name_tag = 'W1' THEN c.bill_perRCV
                                 END AS bill_per,
                                 ROUND(a.sub_result, 2) sub_result,
                                 ROUND(CASE
                                     WHEN b.device_name_tag = 'E4' THEN c.bill_perKWH
                                     WHEN b.device_name_tag = 'W1' THEN c.bill_perRCV
                                 END * ROUND(a.sub_result, 2)) AS total_bill,
                                 b.start_timestamp,
                                 b.end_timestamp,
                                 d.device_building_tag building_tag
                             FROM
                                 temp_combined_data a
                             JOIN
                                 archive_electric_meter_tenant_bill b ON a.device_number COLLATE utf8mb4_unicode_ci = b.device_number AND b.deleted = 0
                             JOIN
                                 archive_electric_meter_tenant_list c ON b.tenant_guid = c.tenant_guid
                             JOIN
                                 device d ON d.device_number = a.device_number COLLATE utf8mb4_unicode_ci
                             WHERE
                                 a.start_timestamp BETWEEN b.start_timestamp AND b.end_timestamp
                             ORDER BY b.device_name_tag,tenant_name,a.device_number,date;
                             
                             -- 删除臨時表
                             DROP TEMPORARY TABLE IF EXISTS temp_combined_data;";

                var outputBillExcel = await backendRepository.GetAllAsync<OutputBillExcel>(sql);
                #endregion

                // 分別篩選水錶和電錶的數據
                var waterMeterData = outputBillExcel.Where(x => x.device_name_tag == "W1" && x.building_tag == tb.building_tag).ToList();
                var electricMeterData = outputBillExcel.Where(x => x.device_name_tag == "E4" && x.building_tag == tb.building_tag).ToList();

                // 檢查是否有水錶或電錶數據
                //if (waterMeterData.Count == 0 && electricMeterData.Count == 0)
                //{
                //    var msg = new { Code = "0002", Msg = "該棟沒有可匯出的水錶或電錶數據。" };
                //    return StatusCode(400, msg);
                //}

                if (tb.tableType == "elec" && electricMeterData.Count == 0)
                {
                    var msg = new { Code = "0002", Msg = "該棟沒有可匯出的電錶數據。" };
                    return StatusCode(400, msg);
                }
                else if (tb.tableType == "water" && waterMeterData.Count == 0)
                {
                    var msg = new { Code = "0002", Msg = "該棟沒有可匯出的水錶數據。" };
                    return StatusCode(400, msg);
                }

                // 生成CSV文件
                string waterMeterCsv = null;
                string electricMeterCsv = null;
                if (waterMeterData.Count > 0)
                {
                    waterMeterCsv = GenerateCsv(waterMeterData);
                }
                if (electricMeterData.Count > 0)
                {
                    electricMeterCsv = GenerateCsv(electricMeterData);
                }

                // 返回CSV文件
                if (tb.tableType == "elec" && electricMeterCsv != null)
                {
                    using (var electricMemoryStream = new MemoryStream())
                    {
                        using (var streamWriter = new StreamWriter(electricMemoryStream, Encoding.UTF8))
                        {
                            streamWriter.Write(electricMeterCsv);
                        }
                        return File(electricMemoryStream.ToArray(), "text/csv", electricMeterFileName);
                    }
                }
                else if (tb.tableType == "water" && waterMeterCsv != null)
                {
                    using (var waterMemoryStream = new MemoryStream())
                    {
                        using (var streamWriter = new StreamWriter(waterMemoryStream, Encoding.UTF8))
                        {
                            streamWriter.Write(waterMeterCsv);
                        }
                        return File(waterMemoryStream.ToArray(), "text/csv", electricMeterFileName);
                    }
                }
                else
                {
                    var msg = new { Code = "0003", Msg = "無效的表格類型。" };
                    return StatusCode(400, msg);
                }



                //// 創建ZIP檔案
                //using (var zipMemoryStream = new MemoryStream())
                //{
                //    using (var archive = new ZipArchive(zipMemoryStream, ZipArchiveMode.Create, true))
                //    {
                //        if (waterMeterData.Count > 0)
                //        {
                //            var waterEntry = archive.CreateEntry(waterMeterFileName);
                //            using (var entryStream = waterEntry.Open())
                //            using (var streamWriter = new StreamWriter(entryStream, Encoding.UTF8))
                //            {
                //                streamWriter.Write(waterMeterCsv);
                //            }
                //        }

                //        if (electricMeterData.Count > 0)
                //        {
                //            var electricEntry = archive.CreateEntry(electricMeterFileName);
                //            using (var entryStream = electricEntry.Open())
                //            using (var streamWriter = new StreamWriter(entryStream, Encoding.UTF8))
                //            {
                //                streamWriter.Write(electricMeterCsv);
                //            }
                //        }
                //    }

                //    zipMemoryStream.Seek(0, SeekOrigin.Begin);
                //    return File(zipMemoryStream.ToArray(), "application/zip", zipFileName);
                //}
            }
            catch (Exception exception)
            {
                apiResult.Code = "9999";
                apiResult.Msg = "系統內部錯誤，請聯絡管理者。 Msg: " + exception.Message;
                Logger.LogError("【" + controllerName + "/" + actionName + "】" + exception.Message);
                return Json(apiResult);
            }
        }


        private string GenerateCsv(List<OutputBillExcel> data)
        {
            StringBuilder csv = new StringBuilder();

            // 添加CSV標題行
            csv.AppendLine("用戶,設備代碼,設備名稱,日期,用電單價(元/度),當日用電(kWh),電費(元),起訖時間");

            // 添加數據行
            foreach (var item in data)
            {
                csv.AppendLine($"{item.tenant_name},{item.device_number},{item.full_name},{item.date.ToString("yyyy/MM/dd")},{item.bill_per},{item.sub_result},{item.total_bill},{item.start_timestamp}~{item.end_timestamp}");
            }

            return csv.ToString();
        }


        [HttpPost]
        public async Task<IActionResult> OutputTenantBillExcel([FromBody] TenantBill tb)
        {
            ApiResult<string> apiResult = new ApiResult<string>();
            var fileDateName = DateTime.Now.ToString("yyyy-MM-ddTHH:mm:ss");
            var fileName = "水電報表_" + fileDateName + ".xlsx";

            XSSFWorkbook workbook = new XSSFWorkbook();
            try
            {
                string dateRangeSQL = $@"SELECT MIN(CAST(start_timestamp AS DATETIME)) start_timestamp, 
                                                 MAX(CAST(end_timestamp AS DATETIME)) end_timestamp 
                                          FROM archive_electric_meter_tenant_bill WHERE deleted = 0;";
                var dateRange = await backendRepository.GetOneAsync<TenantBill>(dateRangeSQL);
                List<string> howManyMonth = new List<string>();
                List<string> existMonth = new List<string>();
                DateTime date1 = DateTime.Parse(dateRange.start_timestamp);
                DateTime date2 = DateTime.Parse(dateRange.end_timestamp);
                string month = "";
                int monthsApart = ((date2.Year - date1.Year) * 12) + date2.Month - date1.Month;

                // 找出資料庫存在的水電月份表
                string checkTabelSql = $@"SELECT TABLE_NAME
                                            FROM INFORMATION_SCHEMA.TABLES 
                                            WHERE TABLE_SCHEMA like 'ibms_dome_%' and TABLE_NAME like 'archive_electric_water_meter_day_%'";
                var existTable = await backendRepository.GetAllAsync<string>(checkTabelSql);

                for (var i = 0; i <= monthsApart; i++)
                {
                    howManyMonth.Add($@"archive_electric_water_meter_day_{date1.AddMonths(i).ToString("yyyyMM")}");
                }
                foreach (var item in existTable)
                {
                    foreach (var temp in howManyMonth)
                    {
                        if (item == temp)
                        {
                            existMonth.Add(temp);
                        }
                    }
                }
                // 判斷是否有資料
                if (existMonth.Count == 0)
                {
                    var msg = new { Code = "0001", Msg = "還沒有選擇用戶，無法匯出檔案。" };
                    return StatusCode(400, msg);
                }
                else
                {
                    month = $@" SELECT device_number, start_timestamp, sub_result 
                                FROM {existMonth[0]}";
                    for (var i = 1; i < existMonth.Count; i++)
                    {
                        // 要有空格
                        month += $@" UNION ALL 
                                        SELECT device_number, start_timestamp, sub_result 
                                        FROM {existMonth[i]}";
                    }
                }
                // 查詢SQL
                var sql = @$"                             
                             -- 删除臨時表
                             DROP TEMPORARY TABLE IF EXISTS temp_combined_data;

                             -- 建立臨時表
                             CREATE TEMPORARY TABLE temp_combined_data (
                                 device_number VARCHAR(255),
                                 start_timestamp DATETIME,
                                 sub_result decimal(15,3)
                             );
                             
                             -- 插入數據
                             INSERT INTO temp_combined_data (device_number, start_timestamp, sub_result)
                             {month};
                             
                             -- 優化后的查詢
                             SELECT
                                 c.tenant_name,
		                         b.device_name_tag,
                                 a.device_number,
                                 d.full_name,
                                 a.start_timestamp AS date,
                                 CASE
                                     WHEN b.device_name_tag = 'E4' THEN c.bill_perKWH
                                     WHEN b.device_name_tag = 'W1' THEN c.bill_perRCV
                                 END AS bill_per,
                                 ROUND(a.sub_result, 2) sub_result,
                                 ROUND(CASE
                                     WHEN b.device_name_tag = 'E4' THEN c.bill_perKWH
                                     WHEN b.device_name_tag = 'W1' THEN c.bill_perRCV
                                 END * ROUND(a.sub_result, 2)) AS total_bill,
                                 b.start_timestamp,
                                 b.end_timestamp,
                                 d.device_building_tag building_tag
                             FROM
                                 temp_combined_data a
                             JOIN
                                 archive_electric_meter_tenant_bill b ON a.device_number COLLATE utf8mb4_unicode_ci = b.device_number AND b.deleted = 0
                             JOIN
                                 archive_electric_meter_tenant_list c ON b.tenant_guid = c.tenant_guid
                             JOIN
                                 device d ON d.device_number = a.device_number COLLATE utf8mb4_unicode_ci
                             WHERE
                                 a.start_timestamp BETWEEN b.start_timestamp AND b.end_timestamp
                             ORDER BY b.device_name_tag,tenant_name,a.device_number,date;
                             
                             -- 删除臨時表
                             DROP TEMPORARY TABLE IF EXISTS temp_combined_data;";

                var outputBillExcel = await backendRepository.GetAllAsync<OutputBillExcel>(sql);


                #region export file progress
                #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 data = he.OrderByDescending(x => x.deviceName).ThenBy(x => x.type).ToList();
                var data = outputBillExcel.Where(x => x.building_tag == $"{tb.building_tag}").ToList();

                if (data.Count > 0)
                {
                    string lastDeviceItem = string.Empty;
                    string lastDevice = string.Empty;
                    string lastType = string.Empty;
                    string type = data[0].device_name_tag;
                    string typeName = type == "E4" ? "電錶" : "水錶";
                    string bill_per = type == "E4" ? "用電單價(元/度)" : "用水單價(元/度)";
                    string sub_result = type == "E4" ? "當日用電( kWh)" : "當日用水( m³)";
                    string total_bill = type == "E4" ? "電費(元)" : "水費(元)";

                    int RowPosition = 0;
                    IRow row;
                    ISheet sheet;
                    #region set cell
                    sheet = workbook.CreateSheet($"{typeName}");
                    row = sheet.CreateRow(RowPosition);
                    for (var i = 0; i < 8; i++)
                    {
                        sheet.SetColumnWidth(i, 4 * 160 * 12);
                    }

                    ICell cell = row.CreateCell(0);
                    cell = row.CreateCell(0);
                    cell.SetCellValue("用戶");
                    cell.CellStyle = styleLine12;
                    cell = row.CreateCell(1);
                    cell.SetCellValue("設備代碼");
                    cell.CellStyle = styleLine12;
                    cell = row.CreateCell(2);
                    cell.SetCellValue("設備名稱");
                    cell.CellStyle = styleLine12;
                    cell = row.CreateCell(3);
                    cell.SetCellValue("日期");
                    cell.CellStyle = styleLine12;
                    cell = row.CreateCell(4);
                    cell.SetCellValue(bill_per);
                    cell.CellStyle = styleLine12;
                    cell = row.CreateCell(5);
                    cell.SetCellValue(sub_result);
                    cell.CellStyle = styleLine12;
                    cell = row.CreateCell(6);
                    cell.SetCellValue(total_bill);
                    cell.CellStyle = styleLine12;
                    cell = row.CreateCell(7);
                    cell.SetCellValue("起訖時間");
                    cell.CellStyle = styleLine12;
                    #endregion

                    foreach (var d in data)
                    {
                        if (RowPosition == 0 && lastType == "")
                        {
                            lastType = d.device_name_tag; //第一次不用建立 sheet;
                        }
                        if (d.device_name_tag != lastType)
                        {
                            RowPosition = 0;
                            type = d.device_name_tag;
                            lastType = type;
                            typeName = type == "E4" ? "電錶" : "水錶";
                            bill_per = type == "E4" ? "用電單價(元/度)" : "用水單價(元/度)";
                            sub_result = type == "E4" ? "當日用電( kWh)" : "當日用水( m³)";
                            total_bill = type == "E4" ? "電費(元)" : "水費(元)";
                            sheet = workbook.CreateSheet($"{typeName}");

                            #region set cell
                            row = sheet.CreateRow(RowPosition);
                            for (var i = 0; i < 8; i++)
                            {
                                sheet.SetColumnWidth(i, 4 * 160 * 12);
                            }
                            cell = row.CreateCell(0);
                            cell.SetCellValue("用戶");
                            cell.CellStyle = styleLine12;
                            cell = row.CreateCell(1);
                            cell.SetCellValue("設備代碼");
                            cell.CellStyle = styleLine12;
                            cell = row.CreateCell(2);
                            cell.SetCellValue("設備名稱");
                            cell.CellStyle = styleLine12;
                            cell = row.CreateCell(3);
                            cell.SetCellValue("日期");
                            cell.CellStyle = styleLine12;
                            cell = row.CreateCell(4);
                            cell.SetCellValue(bill_per);
                            cell.CellStyle = styleLine12;
                            cell = row.CreateCell(5);
                            cell.SetCellValue(sub_result);
                            cell.CellStyle = styleLine12;
                            cell = row.CreateCell(6);
                            cell.SetCellValue(total_bill);
                            cell.CellStyle = styleLine12;
                            cell = row.CreateCell(7);
                            cell.SetCellValue("起訖時間");
                            cell.CellStyle = styleLine12;
                            #endregion
                            RowPosition = 1;
                        }
                        else
                        {
                            RowPosition += 1;
                        }

                        row = sheet.CreateRow(RowPosition);
                        for (var i = 0; i < 8; i++)
                        {
                            cell = row.CreateCell(i);
                            if (i == 0)
                            {
                                cell.SetCellValue(d.tenant_name);
                            }
                            if (i == 1)
                            {
                                cell.SetCellValue(d.device_number);
                            }
                            if (i == 2)
                            {
                                cell.SetCellValue(d.full_name);
                            }
                            if (i == 3)
                            {
                                cell.SetCellValue(d.date.ToString("yyyy/MM/dd"));
                            }
                            if (i == 4)
                            {
                                cell.SetCellValue(d.bill_per);
                            }
                            if (i == 5)
                            {
                                cell.SetCellValue(d.sub_result.ToString());
                            }
                            if (i == 6)
                            {
                                cell.SetCellValue(d.total_bill.ToString());
                            }
                            if (i == 7)
                            {
                                cell.SetCellValue($"{d.start_timestamp}~{d.end_timestamp}");
                            }

                            cell.CellStyle = style12;
                        }
                    }
                }
                else
                {
                    var msg = new { Code = "0001", Msg = "還沒有選擇用戶，無法匯出檔案。" };
                    return StatusCode(400, msg);
                }
                #endregion

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

            var ms = new NpoiMemoryStream
            {
                AllowClose = false
            };
            workbook.Write(ms);
            ms.Flush();
            ms.Seek(0, SeekOrigin.Begin);
            Response.Headers.Add("Access-Control-Expose-Headers", "Content-Disposition");

            return File(ms, "application/vnd.ms-excel", fileName);
        }
    }
}