Second upload

WebApi_data_value/Controllers/ExcelControlle.cs

@@ -1,84 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-using Microsoft.AspNetCore.Mvc;
-using OfficeOpenXml; // 引入 EPPlus 套件
-using WebApi_data_value.Models; // 更新為正確的命名空間
-using Microsoft.EntityFrameworkCore;
-using Parking_space_WebAPI.Services;
-
-namespace WebApi_data_value.Controllers
-{
-    [Route("api/[controller]")]
-    [ApiController]
-    public class ExcelController : ControllerBase
-    {
-        private readonly SqlContext _context;
-
-        public ExcelController(SqlContext context)
-        {
-            _context = context;
-        }
-
-        // GET: api/Excel/Download
-        [HttpGet("Download")]
-        public async Task<IActionResult> DownloadExcel()
-        {
-            // 從資料庫中讀取 yuntech_parking 表的數據
-            var parkingSpaces = await _context.yuntech_parking.ToListAsync();
-
-            if (parkingSpaces == null || !parkingSpaces.Any())
-            {
-                return NotFound("No parking spaces data found.");
-            }
-
-            // 從資料庫中讀取月租車與臨停車的數據
-            var monthlyRent = await _context.yuntech_monthly_rent_number
-                .FirstOrDefaultAsync(x => x.category == "月租");
-            var temporaryParking = await _context.yuntech_monthly_rent_number
-                .FirstOrDefaultAsync(x => x.category == "臨停");
-
-            if (monthlyRent == null || temporaryParking == null)
-            {
-                return NotFound("No data found for monthly rent or temporary parking.");
-            }
-
-            var file = GenerateExcel(parkingSpaces, monthlyRent, temporaryParking);
-            var fileName = $"ParkingSpaces_{DateTime.Now:yyyyMMddHHmmss}.xlsx";
-            return File(file, "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", fileName);
-        }
-
-        private byte[] GenerateExcel(IEnumerable<Yuntech_parking> parkingData, Yuntech_monthly_rent_number monthlyRent, Yuntech_monthly_rent_number temporaryParking)
-        {
-            using var package = new ExcelPackage();
-            var worksheet = package.Workbook.Worksheets.Add("Yuntech Parking");
-
-            // 設定標題
-            worksheet.Cells[1, 1].Value = "總車位";
-            worksheet.Cells[1, 2].Value = "剩餘車位";
-            worksheet.Cells[1, 3].Value = "月租車數量";
-            worksheet.Cells[1, 4].Value = "臨停數量";
-
-            // 添加下載時間
-            worksheet.Cells[1, 6].Value = "下載時間";
-            worksheet.Cells[2, 6].Value = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
-
-            var row = 2;
-
-            // 添加每一行的數據
-            foreach (var item in parkingData)
-            {
-                worksheet.Cells[2, 1].Value = item.all_num;
-                worksheet.Cells[2, 2].Value = item.now_num;
-                row++;
-            }
-
-            // 添加月租車與臨停車的數據
-            worksheet.Cells[2, 3].Value = monthlyRent.number;
-            worksheet.Cells[2, 4].Value = temporaryParking.number;
-
-            return package.GetAsByteArray();
-        }
-    }
-}

WebApi_data_value/Controllers/ParkingLogsController.cs

@@ -0,0 +1,329 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+using ClosedXML.Excel;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using Parking_space_WebAPI.Services;
+using WebApi_data_value.Models;
+
+namespace WebApi_data_value.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class ParkingLogsController : ControllerBase
+    {
+        private readonly SqlContext _context;
+
+        public ParkingLogsController(SqlContext context)
+        {
+            _context = context;
+        }
+
+        // 新增停車紀錄
+        [HttpPost]
+        public async Task<IActionResult> AddParkingLog([FromBody] ParkingLog parkingLog)
+        {
+            // 確認模型有效
+            if (!ModelState.IsValid)
+            {
+                return BadRequest(new { message = "請求的模型無效。" });
+            }
+
+            
+            _context.ParkingLogs.Add(parkingLog);
+
+            // 儲存變更到資料庫
+            await _context.SaveChangesAsync();
+
+            
+            return CreatedAtAction(nameof(GetParkingLogById), new { id = parkingLog.Id }, parkingLog);
+        }
+
+        // 根據 ID 獲取停車紀錄
+        [HttpGet("{id}")]
+        public async Task<IActionResult> GetParkingLogById(int id)
+        {
+            var parkingLog = await _context.ParkingLogs.FindAsync(id);
+            if (parkingLog == null)
+            {
+                return NotFound(new { message = "找不到該停車紀錄。" });
+            }
+
+            return Ok(parkingLog);
+        }
+
+        // 下載即時車位 Excel 檔案
+        [HttpGet("DownloadCurrentStatusExcel")]
+        public async Task<IActionResult> DownloadCurrentStatusExcel()
+        {
+            
+            DateTime currentTime = DateTime.Now;
+
+            
+            var parkingLog = await _context.ParkingLogs
+                .OrderByDescending(p => p.Timestamp)
+                .FirstOrDefaultAsync(p => p.Timestamp <= currentTime);
+
+            if (parkingLog == null)
+            {
+                return NotFound(new { message = "找不到即時車位資料。" });
+            }
+
+            using (var workbook = new XLWorkbook())
+            {
+                var worksheet = workbook.Worksheets.Add("即時車位資訊");
+                worksheet.Cell(1, 1).Value = "時間";
+                worksheet.Cell(1, 2).Value = "星期"; 
+                worksheet.Cell(1, 3).Value = "總車位";
+                worksheet.Cell(1, 4).Value = "剩餘車位";
+                worksheet.Cell(1, 5).Value = "月租車位";
+                worksheet.Cell(1, 6).Value = "臨停車位";
+                worksheet.Cell(1, 7).Value = "下載日期"; 
+
+               
+                worksheet.Cell(2, 1).Value = parkingLog.Timestamp.ToString("yyyy/MM/dd HH:mm:ss"); 
+                worksheet.Cell(2, 2).Value = DateTime.Now.ToString("dddd", new CultureInfo("zh-TW")); 
+                worksheet.Cell(2, 3).Value = parkingLog.TotalParkingSpaces; 
+                worksheet.Cell(2, 4).Value = parkingLog.RemainingSpaces;
+                worksheet.Cell(2, 5).Value = parkingLog.MonthlyRentSpaces; 
+                worksheet.Cell(2, 6).Value = parkingLog.TemporaryRentSpaces;
+                worksheet.Cell(2, 7).Value = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss dddd");
+
+                // 設定欄位寬度
+                worksheet.Column(1).Width = 25; 
+                worksheet.Column(2).Width = 10; 
+                worksheet.Column(3).Width = 15; 
+                worksheet.Column(4).Width = 15; 
+                worksheet.Column(5).Width = 15; 
+                worksheet.Column(6).Width = 15; 
+                worksheet.Column(7).Width = 25; 
+
+                using (var stream = new MemoryStream())
+                {
+                    workbook.SaveAs(stream);
+                    var content = stream.ToArray();
+
+                    // 生成檔案名稱
+                    string currentDate = DateTime.Now.ToString("yyyy-MM-dd");
+                    string weekDayDownload = DateTime.Now.ToString("dddd", new CultureInfo("zh-TW")); // 獲取當前星期幾
+
+                    string fileName = $"即時車位-{currentDate}-{weekDayDownload}.xlsx";
+
+                    return File(content, "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", fileName);
+                }
+            }
+        }
+
+        // 下載 Excel 檔案
+        [HttpGet("DownloadExcel")]
+        public async Task<IActionResult> DownloadExcel(DateTime startDate, DateTime endDate, string interval)
+        {
+            // 確保日期有效
+            if (startDate == default || endDate == default)
+            {
+                return BadRequest(new { message = "日期無效。" });
+            }
+
+            // 確保開始時間早於結束時間
+            if (startDate >= endDate)
+            {
+                return BadRequest(new { message = "結束日期必須晚於開始日期。" });
+            }
+
+            // 調用 GetHourlyParkingLogs 方法以獲取停車紀錄
+            var parkingLogsResult = await GetHourlyParkingLogs(startDate, endDate, interval);
+
+            if (parkingLogsResult is NotFoundResult)
+            {
+                return NotFound(new { message = "找不到該日期範圍的停車紀錄。" });
+            }
+
+            var logs = (parkingLogsResult as OkObjectResult).Value as dynamic;
+            var records = logs.logs; // 獲取停車紀錄
+
+            using (var workbook = new XLWorkbook())
+            {
+                var worksheet = workbook.Worksheets.Add("停車紀錄");
+                worksheet.Cell(1, 1).Value = "時間";
+                worksheet.Cell(1, 2).Value = "星期";
+                worksheet.Cell(1, 3).Value = "總車位";
+                worksheet.Cell(1, 4).Value = "剩餘車位";
+                worksheet.Cell(1, 5).Value = "月租車位";
+                worksheet.Cell(1, 6).Value = "臨停車位";
+                worksheet.Cell(1, 7).Value = "下載日期";
+
+                for (int i = 0; i < records.Count; i++)
+                {
+                    var log = records[i];
+                    worksheet.Cell(i + 2, 1).Value = log.Timestamp.ToString("yyyy/MM/dd HH:mm:ss"); 
+                    worksheet.Cell(i + 2, 2).Value = log.DayOfWeek;
+                    worksheet.Cell(i + 2, 3).Value = log.TotalParkingSpaces;
+                    worksheet.Cell(i + 2, 4).Value = log.RemainingSpaces;
+                    worksheet.Cell(i + 2, 5).Value = log.MonthlyRentSpaces;
+                    worksheet.Cell(i + 2, 6).Value = log.TemporaryRentSpaces;
+                    worksheet.Cell(2, 7).Value = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss dddd");
+
+                }
+
+
+                worksheet.Column(1).Width = 25; 
+                worksheet.Column(2).Width = 10; 
+                worksheet.Column(3).Width = 15; 
+                worksheet.Column(4).Width = 15; 
+                worksheet.Column(5).Width = 15;
+                worksheet.Column(6).Width = 15;
+                worksheet.Column(7).Width = 25;
+
+                using (var stream = new MemoryStream())
+                {
+                    workbook.SaveAs(stream);
+                    var content = stream.ToArray();
+
+                   
+                    string currentDate = DateTime.Now.ToString("yyyy-MM-dd");
+                    string weekDay = DateTime.Now.ToString("dddd", new CultureInfo("zh-TW")); 
+
+                    string fileName = $"停車紀錄-{currentDate}-{weekDay}.xlsx";
+
+                    return File(content, "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", fileName);
+                }
+            }
+        }
+
+
+        // 獲取停車紀錄
+        private async Task<IActionResult> GetParkingLogs(DateTime startDate, DateTime endDate, int pageNumber, int pageSize)
+        {
+         
+            if (startDate == default || endDate == default)
+            {
+                return BadRequest(new { message = "日期無效。" });
+            }
+
+         
+            if (startDate >= endDate)
+            {
+                return BadRequest(new { message = "結束日期必須晚於開始日期。" });
+            }
+
+            
+            var parkingLogs = await _context.ParkingLogs
+                .AsNoTracking()
+                .Where(p => p.Timestamp >= startDate && p.Timestamp <= endDate)
+                .OrderByDescending(p => p.Timestamp) 
+                .Skip((pageNumber - 1) * pageSize) 
+                .Take(pageSize) 
+                .ToListAsync();
+
+            if (!parkingLogs.Any())
+            {
+                return NotFound(new { message = "找不到該日期範圍的停車紀錄。" });
+            }
+
+            return Ok(new
+            {
+                totalRecords = await _context.ParkingLogs.CountAsync(p => p.Timestamp >= startDate && p.Timestamp <= endDate), // 總紀錄數
+                records = parkingLogs
+            });
+        }
+        //獲取前端要查詢的時間 利用interval == "none" 不需要分間格 interval != 分間隔
+        [HttpGet("GetHourlyParkingLogs")]
+        public async Task<IActionResult> GetHourlyParkingLogs(DateTime startDate, DateTime endDate, string interval, int page = 1, int recordsPerPage = 20)
+        {
+            
+            if (startDate == default || endDate == default)
+            {
+                return BadRequest(new { message = "日期無效。" });
+            }
+
+            
+            if (startDate >= endDate)
+            {
+                return BadRequest(new { message = "結束日期必須晚於開始日期。" });
+            }
+
+            // 查詢指定時間範圍的停車紀錄
+            var parkingLogs = await _context.ParkingLogs
+                .AsNoTracking()
+                .Where(p => p.Timestamp >= startDate && p.Timestamp <= endDate)
+                .ToListAsync();
+
+            if (!parkingLogs.Any())
+            {
+                return NotFound(new { message = "找不到該日期範圍的停車紀錄。" });
+            }
+
+            // 設定時間間隔
+            if (interval == "none")
+            {
+               
+                var formattedLogs = parkingLogs.Select(log => new
+                {
+                    log.Timestamp,
+                    DayOfWeek = log.Timestamp.ToString("dddd", new CultureInfo("zh-TW")),
+                    log.TotalParkingSpaces,
+                    log.RemainingSpaces,
+                    log.MonthlyRentSpaces,
+                    log.TemporaryRentSpaces
+                }).ToList();
+
+                
+                var totalRecords = formattedLogs.Count; 
+                var pagedLogs = formattedLogs.Skip((page - 1) * recordsPerPage).Take(recordsPerPage).ToList(); 
+
+                return Ok(new
+                {
+                    totalRecords = totalRecords,
+                    logs = pagedLogs
+                });
+            }
+            else
+            {
+                // 將 interval 轉換為整數
+                int hourInterval = int.Parse(interval);
+
+                // 轉換時間格式為可讀的格式，並獲取每小時的紀錄
+                var formattedLogs = new List<object>();
+                foreach (var logGroup in parkingLogs.GroupBy(log => new
+                {
+                    log.Timestamp.Year,
+                    log.Timestamp.Month,
+                    log.Timestamp.Day,
+                    HourGroup = log.Timestamp.Hour / hourInterval
+                }))
+                {
+                    formattedLogs.Add(new
+                    {
+                        Timestamp = new DateTime(logGroup.Key.Year, logGroup.Key.Month, logGroup.Key.Day, logGroup.Key.HourGroup * hourInterval, 0, 0),
+                        DayOfWeek = logGroup.First().Timestamp.ToString("dddd", new CultureInfo("zh-TW")),
+                        TotalParkingSpaces = logGroup.First().TotalParkingSpaces,
+                        RemainingSpaces = logGroup.First().RemainingSpaces,
+                        MonthlyRentSpaces = logGroup.First().MonthlyRentSpaces,
+                        TemporaryRentSpaces = logGroup.First().TemporaryRentSpaces
+                    });
+                }
+
+                if (!formattedLogs.Any())
+                {
+                    return NotFound(new { message = "找不到該日期範圍的整點停車紀錄。" });
+                }
+
+                // 分頁處理
+                var totalRecords = formattedLogs.Count; 
+                var pagedLogs = formattedLogs.Skip((page - 1) * recordsPerPage).Take(recordsPerPage).ToList(); 
+
+                return Ok(new
+                {
+                    totalRecords = totalRecords,
+                    logs = pagedLogs
+                });
+            }
+        }
+
+    }
+
+}

WebApi_data_value/Models/ParkingLog.cs

@@ -0,0 +1,29 @@
+    using System.ComponentModel.DataAnnotations;
+
+    namespace WebApi_data_value.Models
+    {
+        public class ParkingLog
+        {
+            [Key] // 標示主鍵
+            public int Id { get; set; }
+
+            [Required] 
+            public DateTime Timestamp { get; set; } // 儲存完整的時間
+
+            [Required] 
+            public int TotalParkingSpaces { get; set; } // 總車位
+
+            [Required] 
+            public int RemainingSpaces { get; set; } // 剩餘車位
+
+            [Required] 
+            public int MonthlyRentSpaces { get; set; } // 月租車位
+
+            [Required] 
+            public int TemporaryRentSpaces { get; set; } // 臨停車位
+
+        [Required] 
+            [StringLength(10)] 
+            public string? DayOfWeek { get; set; } 
+        }
+    }

WebApi_data_value/Program.cs

@@ -10,14 +10,18 @@ using System.Text;
 using Parking_space_WebAPI.Authorization;
 using Parking_space_WebAPI.Helpers;
 using Parking_space_WebAPI.Services;
+using DocumentFormat.OpenXml.Office2016.Drawing.ChartDrawing;
+using Parking_space_WebAPI.BackgroundServices;
 var builder = WebApplication.CreateBuilder(args);
 //在 ASP.NET Core 中啟用 CORS (跨原始來源要求)
 builder.Services.AddCors();
 // Add services to the container.
 builder.Services.AddControllers();
 
-// 註冊 ExcelGenerationService 為 HostedService  
+//執行每日存取剩餘車位
-builder.Services.AddHostedService<ExcelGenerationService>(); // 如果不要自動保存就不要加
+builder.Services.AddScoped<ExcelGenerationService>(); // ExcelGenerationService 註冊為 Scoped
+builder.Services.AddHostedService<DailyExcelGenerationService>(); // DailyExcelGenerationService 註冊為 HostedService
+
 
 // 註冊 BackgroundService
 builder.Services.AddHostedService<ParkingUpdateService>();  //執行每一分鐘更新剩餘車位

WebApi_data_value/Services/BackgroundService.cs

@@ -2,10 +2,12 @@
 using Microsoft.Extensions.Hosting;
 using Microsoft.EntityFrameworkCore;
 using System;
+using System.Globalization;
 using System.Threading;
 using System.Threading.Tasks;
 using Parking_space_WebAPI.Services;
-
+using WebApi_data_value.Models; 
+// 執行計算剩餘車位並不為負數存入資料庫ParkingLogs
 public class ParkingUpdateService : BackgroundService
 {
     private readonly IServiceScopeFactory _scopeFactory;
@@ -25,7 +27,6 @@ public class ParkingUpdateService : BackgroundService
 
                 try
                 {
-                    
                     var yuntech_parking = await _context.yuntech_parking.FirstOrDefaultAsync();
                     if (yuntech_parking != null)
                     {
@@ -51,25 +52,40 @@ public class ParkingUpdateService : BackgroundService
                             }
 
                             
-                            int totalOccupiedSpaces = monthlyRentNumber + Math.Abs(temporaryRentNumber); // 確保臨停車位數為絕對值
+                            int totalOccupiedSpaces = monthlyRentNumber + Math.Abs(temporaryRentNumber); //確保絕對值
                             int remainingSpaces = totalParkingSpaces - totalOccupiedSpaces;
 
                             // 確保剩餘車位數不為負數
                             yuntech_parking.now_num = Math.Max(remainingSpaces, 0).ToString();
 
-                            // 保存更改
+                           
+                            await _context.SaveChangesAsync();
+
+                            
+                            var log = new ParkingLog
+                            {
+                                Timestamp = DateTime.Now,
+                                TotalParkingSpaces = totalParkingSpaces,
+                                RemainingSpaces = remainingSpaces,
+                                MonthlyRentSpaces = monthlyRentNumber,
+                                TemporaryRentSpaces = Math.Abs(temporaryRentNumber),
+                                DayOfWeek = DateTime.Now.ToString("dddd", new CultureInfo("zh-TW"))
+                            };
+
+                            // 儲存資料庫ParkingLogs
+                            _context.ParkingLogs.Add(log);
                             await _context.SaveChangesAsync();
                         }
                     }
                 }
                 catch (Exception ex)
                 {
-                    // 錯誤處理，這裡可以記錄錯誤或進行其他處理
+                    // 錯誤顯示
                     Console.WriteLine($"An error occurred: {ex.Message}");
                 }
             }
 
-            // 每 60 秒執行一次
+            // 每分鐘執行一次
             await Task.Delay(TimeSpan.FromMinutes(1), stoppingToken);
         }
     }

WebApi_data_value/Services/ExcelGenerationService.cs

@@ -1,92 +1,87 @@
 using System;
+using System.Globalization;
 using System.IO;
 using System.Linq;
-using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.Extensions.DependencyInjection;
+using ClosedXML.Excel;
-using Microsoft.Extensions.Hosting;
-using OfficeOpenXml;
-using WebApi_data_value.Models; 
 using Microsoft.EntityFrameworkCore;
+using Parking_space_WebAPI.Models;
 
 namespace Parking_space_WebAPI.Services
 {
-    public class ExcelGenerationService : BackgroundService
+    public class ExcelGenerationService
     {
-        private readonly IServiceProvider _serviceProvider;
+        private readonly SqlContext _context;
-        private readonly string _saveDirectory = @"C:\Users\ste92\Desktop\parking-e\excel"; // 指定儲存 Excel 的資料夾
+        private readonly string _excelDirectory;
 
-        public ExcelGenerationService(IServiceProvider serviceProvider)
+        public ExcelGenerationService(SqlContext context)
         {
-            _serviceProvider = serviceProvider;
+            _context = context;
+            _excelDirectory = @"C:\Users\ste92\Desktop\parking-e\excel"; // 設定 Excel 檔案存儲路徑
         }
 
-        protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+        public async Task GenerateDailyExcel()
         {
-            while (!stoppingToken.IsCancellationRequested)
+            DateTime today = DateTime.Today;
+
+            // 查詢當天的停車紀錄，按小時分組
+            var parkingLogs = await _context.ParkingLogs
+                .Where(p => p.Timestamp.Date == today)
+                .GroupBy(p => new { p.Timestamp.Year, p.Timestamp.Month, p.Timestamp.Day, p.Timestamp.Hour })
+                .Select(g => new
                 {
-                await GenerateAndSaveExcel();
+                    Timestamp = new DateTime(g.Key.Year, g.Key.Month, g.Key.Day, g.Key.Hour, 0, 0),
-                await Task.Delay(TimeSpan.FromHours(1), stoppingToken); // 每小時執行一次
+                    TotalParkingSpaces = g.First().TotalParkingSpaces, // 取每小時第一筆的總車位
-                //await Task.Delay(TimeSpan.FromMinutes(2), stoppingToken); // 每 2 分鐘執行一次
+                    RemainingSpaces = g.First().RemainingSpaces,       // 取每小時第一筆的剩餘車位
+                    MonthlyRentSpaces = g.First().MonthlyRentSpaces,   // 取每小時第一筆的月租車位
+                    TemporaryRentSpaces = g.First().TemporaryRentSpaces // 取每小時第一筆的臨停車位
+                })
+                .ToListAsync();
+
+            if (parkingLogs.Count == 0)
+            {
+                // 如果當天沒有紀錄，可以選擇不生成檔案或進行其他處理
+                return;
+            }
+
+            using (var workbook = new XLWorkbook())
+            {
+                var worksheet = workbook.Worksheets.Add("當天停車紀錄");
+                worksheet.Cell(1, 1).Value = "時間";
+                worksheet.Cell(1, 2).Value = "總車位";
+                worksheet.Cell(1, 3).Value = "剩餘車位";
+                worksheet.Cell(1, 4).Value = "月租車位";
+                worksheet.Cell(1, 5).Value = "臨停車位";
+                worksheet.Cell(1, 6).Value = "生成日期";
+                worksheet.Cell(2, 6).Value = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss dddd"); // 填入當前生成時間
+
+                for (int i = 0; i < parkingLogs.Count; i++)
+                {
+                    var log = parkingLogs[i];
+                    worksheet.Cell(i + 2, 1).Value = log.Timestamp.ToString("yyyy/MM/dd HH:mm:ss");
+                    worksheet.Cell(i + 2, 2).Value = log.TotalParkingSpaces;
+                    worksheet.Cell(i + 2, 3).Value = log.RemainingSpaces;
+                    worksheet.Cell(i + 2, 4).Value = log.MonthlyRentSpaces;
+                    worksheet.Cell(i + 2, 5).Value = log.TemporaryRentSpaces;
+                }
+
+                // 設定欄位寬度
+                worksheet.Column(1).Width = 25;
+                worksheet.Column(2).Width = 15;
+                worksheet.Column(3).Width = 15;
+                worksheet.Column(4).Width = 15;
+                worksheet.Column(5).Width = 15;
+                worksheet.Column(6).Width = 25;
+
+                // 生成檔案名稱
+                string fileName = $"整天車位數-{today:yyyy-MM-dd-dddd}.xlsx";
+
+                // 儲存檔案
+                var filePath = Path.Combine(_excelDirectory, fileName);
+                workbook.SaveAs(filePath);
             }
         }
 
-        private async Task GenerateAndSaveExcel()
-        {
-            using (var scope = _serviceProvider.CreateScope())
-            {
-                var _context = scope.ServiceProvider.GetRequiredService<SqlContext>();
 
-                // 從資料庫讀取數據
-                var parkingSpaces = await _context.yuntech_parking.ToListAsync();
-                var monthlyRent = await _context.yuntech_monthly_rent_number
-                    .FirstOrDefaultAsync(x => x.category == "月租");
-                var temporaryParking = await _context.yuntech_monthly_rent_number
-                    .FirstOrDefaultAsync(x => x.category == "臨停");
-
-                if (parkingSpaces != null && monthlyRent != null && temporaryParking != null)
-                {
-                    // 生成 Excel 文件
-                    var fileBytes = GenerateExcel(parkingSpaces, monthlyRent, temporaryParking);
-
-                    // 文件名帶上當前時間
-                    var fileName = $"ParkingSpaces_{DateTime.Now:yyyyMMddHHmmss}.xlsx";
-                    var filePath = Path.Combine(_saveDirectory, fileName);
-
-                    // 保存文件
-                    await File.WriteAllBytesAsync(filePath, fileBytes);
-                }
-            }
-        }
-
-        private byte[] GenerateExcel(IEnumerable<Yuntech_parking> parkingData, Yuntech_monthly_rent_number monthlyRent, Yuntech_monthly_rent_number temporaryParking)
-        {
-            using var package = new ExcelPackage();
-            var worksheet = package.Workbook.Worksheets.Add("Yuntech Parking");
-
-            // 設定標題
-            worksheet.Cells[1, 1].Value = "總車位";
-            worksheet.Cells[1, 2].Value = "剩餘車位";
-            worksheet.Cells[1, 3].Value = "月租車數量";
-            worksheet.Cells[1, 4].Value = "臨停數量";
-
-            // 添加下載時間
-            worksheet.Cells[1, 6].Value = "下載時間";
-            worksheet.Cells[2, 6].Value = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
-
-            var row = 2;
-            foreach (var item in parkingData)
-            {
-                worksheet.Cells[row, 1].Value = item.all_num;
-                worksheet.Cells[row, 2].Value = item.now_num;
-                row++;
-            }
-
-            // 添加月租車與臨停車數據
-            worksheet.Cells[2, 3].Value = monthlyRent.number;
-            worksheet.Cells[2, 4].Value = temporaryParking.number;
-
-            return package.GetAsByteArray();
-        }
     }
 }

WebApi_data_value/Services/IHostedService.cs

@@ -0,0 +1,70 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.DependencyInjection;
+using Parking_space_WebAPI.Services;
+
+// 讓ExcelGenerationService執行每日固定存取
+namespace Parking_space_WebAPI.BackgroundServices
+{
+    public class DailyExcelGenerationService : IHostedService, IDisposable
+    {
+        private readonly ILogger<DailyExcelGenerationService> _logger;
+        private readonly IServiceProvider _serviceProvider;
+        private Timer _timer;
+
+        public DailyExcelGenerationService(ILogger<DailyExcelGenerationService> logger, IServiceProvider serviceProvider)
+        {
+            _logger = logger;
+            _serviceProvider = serviceProvider;
+        }
+
+        public Task StartAsync(CancellationToken cancellationToken)
+        {
+            TimeSpan scheduledTime = new TimeSpan(23, 59, 0);     //設定固定每天存取的時間
+            var now = DateTime.Now;
+            var nextRunTime = DateTime.Today.Add(scheduledTime);
+
+            if (now > nextRunTime)
+            {
+                nextRunTime = nextRunTime.AddDays(1);
+            }
+
+            var timeToGo = nextRunTime - now;
+
+            _timer = new Timer(GenerateExcel, null, timeToGo, TimeSpan.FromDays(1));
+            return Task.CompletedTask;
+        }
+
+        private async void GenerateExcel(object state)
+        {
+            try
+            {
+               
+                using (var scope = _serviceProvider.CreateScope()) 
+                {
+                    var excelGenerationService = scope.ServiceProvider.GetRequiredService<ExcelGenerationService>();
+                    await excelGenerationService.GenerateDailyExcel(); 
+                }
+                _logger.LogInformation("每日 Excel 檔案已生成。");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "生成 Excel 檔案時出錯。");
+            }
+        }
+
+        public Task StopAsync(CancellationToken cancellationToken)
+        {
+            _timer?.Change(Timeout.Infinite, 0);
+            return Task.CompletedTask;
+        }
+
+        public void Dispose()
+        {
+            _timer?.Dispose();
+        }
+    }
+}

WebApi_data_value/Services/SqlContext.cs

@@ -64,6 +64,9 @@ namespace Parking_space_WebAPI.Services
         //EL125車輛
         public DbSet<El125_car_table> el125_car_table { get; set; } = null!;
 
+        // 新的剩餘車位與時間
+        public DbSet<ParkingLog> ParkingLogs { get; set; } = null!;
+
         protected override void OnModelCreating(ModelBuilder builder)
         {
             base.OnModelCreating(builder);
@@ -100,6 +103,9 @@ namespace Parking_space_WebAPI.Services
             builder.Entity<Yuntech_parking_user_list>().HasKey(o => new { o.user_license_plate_number });//Primary Key
 
             builder.Entity<El125_car_table>().HasKey(o => new { o.license_plate_number });//Primary Key
+            builder.Entity<ParkingLog>().HasKey(o => new { o.Id }); // 設定 ParkingLog 的主鍵
+
+
         }
 
 

WebApi_data_value/WebApi_data_value.csproj

@@ -19,6 +19,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="ClosedXML" Version="0.102.3" />
     <PackageReference Include="Emgu.CV" Version="4.8.0.5324" />
     <PackageReference Include="EPPlus" Version="4.5.3.3" />
     <PackageReference Include="FFmpeg.AutoGen" Version="6.0.0.2" />

WebApi_data_value/appsettings.json

@@ -10,7 +10,7 @@
   },
 
   "AllowedHosts": "*",
-  //連接MYSQL
+  //連接MYSQL 用不到現在都存取在PgSQL
 
   "ConnectionStrings": {
     "tarefasConnection": "server=140.125.21.65;port=3307;uid=leo;pwd=@Leo890808;database=leo"