chore: 首次簽入 Thinkyu ASP.NET 專案
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading;
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using System.Transactions;
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using WebLib;
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namespace 報到系統
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{
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/// <summary>
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/// 簡訊發送服務
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/// 單例類，用於定時發送待發送簡訊
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/// </summary>
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public sealed class SMSSendingService
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{
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private static SMSSendingService _instance;
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private static readonly object _lockObject = new object();
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private bool _busy = false;
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/// <summary>
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/// 取得單一實例
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/// </summary>
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public static SMSSendingService Instance
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{
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get
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{
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if (_instance == null)
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{
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lock (_lockObject)
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{
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if (_instance == null)
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{
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_instance = new SMSSendingService();
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}
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}
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}
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return _instance;
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}
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}
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private SMSSendingService()
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{
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}
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/// <summary>
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/// 是否正在忙碌中
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/// </summary>
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public bool IsBusy
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{
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get { return _busy; }
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}
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/// <summary>
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/// 啟動發送服務，發送所有待發送的簡訊
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/// </summary>
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public void Start()
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{
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// 若已在忙碌中，則不重複啟動
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if (_busy)
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{
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return;
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}
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try
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{
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_busy = true;
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using (var conn = DAC.NewConnection())
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{
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// 查詢待發送簡訊（Status 為 PENDING 或 SENDING 的）
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var dacQueue = new DAC_MessageQueue(conn);
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var messagesToSend = dacQueue.SelectAllPendingOrSending();
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// 如果沒有待發送簡訊，直接返回
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if (messagesToSend.Count == 0)
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{
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_busy = false;
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return;
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}
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// 查詢簡訊發送帳號密碼併填入 messagesToSend 的項目裡
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var dacClasses = new DAC_Classes(conn);
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var classes = dacClasses.SelectAll();
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// 查詢簡訊平台的主帳號密碼
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var dacMessagePlatforms = new DAC_MMSPlatform(conn);
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var currentMMSPlatformAccount = dacMessagePlatforms.SelectByCode(PublicVariable.CurrentMMSPlatform);
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// 查詢專案的簡訊帳號密碼
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var dacMessageAccount = new DAC_ProjectMMSAccount(conn);
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var messageAccounts = dacMessageAccount.SelectAll();
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foreach (var message in messagesToSend)
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{
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var cls = classes.FirstOrDefault(p => p.ID == message.CourseID);
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// 沒有設定計畫的，使用預設平台的主要帳號密碼
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if (cls == null || string.IsNullOrEmpty(cls.ProjectID))
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{
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message.PlatformCode = PublicVariable.CurrentMMSPlatform;
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message.MMSAccount = currentMMSPlatformAccount?.Account;
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message.MMSPassword = currentMMSPlatformAccount?.Password;
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continue;
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}
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var acc = messageAccounts.FirstOrDefault(p => p.ProjectID == cls.ProjectID && p.PlatformCode == PublicVariable.CurrentMMSPlatform);
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// 沒有設定計畫簡訊帳號密碼的，使用預設平台的主要帳號密碼
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if (acc == null || string.IsNullOrEmpty(acc.MMSAccount) || string.IsNullOrEmpty(acc.MMSPassword))
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{
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message.PlatformCode = PublicVariable.CurrentMMSPlatform;
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message.MMSAccount = currentMMSPlatformAccount?.Account;
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message.MMSPassword = currentMMSPlatformAccount?.Password;
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continue;
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}
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// 使用計畫指定的帳號密碼
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message.MMSAccount = acc.MMSAccount;
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message.MMSPassword = acc.MMSPassword;
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message.PlatformCode = PublicVariable.CurrentMMSPlatform;
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}
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// 發送
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var dacLog = new DAC_MessageLog(conn);
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foreach (var message in messagesToSend)
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{
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SendMessage(message, dacQueue, dacLog);
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Thread.Sleep(500);
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}
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}
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}
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catch (Exception ex)
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{
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// 記錄錯誤日誌
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LogError("SMSSendingService.Start", ex);
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}
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finally
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{
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_busy = false;
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}
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}
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/// <summary>
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/// 發送單條簡訊
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/// </summary>
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private void SendMessage(MessageQueueItem message, DAC_MessageQueue dacQueue, DAC_MessageLog dacLog)
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{
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using (TransactionScope ts = DAC.NewTransactionScope())
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{
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try
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{
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// 1. 更新簡訊狀態為 SENDING
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message.Status = "SENDING";
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dacQueue.UpdateOne(message);
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message.DB_APPNO++;
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// 2. 呼叫簡訊服務商 API 發送
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bool sendSuccess = false;
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string failMessage = "";
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try
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{
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switch (message.PlatformCode)
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{
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case "EVERY8D":
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sendSuccess = EVERY8DSMSProvider.SendMMS(message, out failMessage);
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break;
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case "MITAKE":
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default:
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sendSuccess = MITAKESMSProvider.SendMMS(message, out failMessage);
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break;
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}
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}
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catch (Exception ex)
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{
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sendSuccess = false;
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failMessage = ex.Message;
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}
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// 3. 記錄發送結果到 MessageLog
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MessageLogItem logItem = new MessageLogItem
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{
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CourseID = message.CourseID,
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Status = sendSuccess ? "SENT" : "FAILED",
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Name = message.Name,
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Mobile = message.Mobile,
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Subject = message.Subject,
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Content = message.Content,
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DB_APPNO = 1,
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DB_CRDAT = DateTime.Now,
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DB_CRUSR = "SYSTEM",
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DB_TRDAT = DateTime.MinValue,
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DB_TRUSR = ""
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};
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// 如果失敗，記錄失敗訊息
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if (!sendSuccess && !string.IsNullOrEmpty(failMessage))
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{
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logItem.FailMessage = failMessage;
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}
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dacLog.InsertOne(logItem);
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// 4. 刪除 MessageQueue 紀錄
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dacQueue.DeleteOne(message);
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ts.Complete();
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}
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catch (Exception ex)
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{
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LogError("SendMessage", ex, message.ID.ToString());
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ts.Dispose();
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}
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}
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}
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/// <summary>
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/// 記錄錯誤日誌
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/// </summary>
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private void LogError(string source, Exception ex, string details = "")
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{
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try
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{
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string logPath = System.Web.HttpContext.Current?.Server.MapPath("~/Log") ?? "~/Log";
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if (!System.IO.Directory.Exists(logPath))
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{
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System.IO.Directory.CreateDirectory(logPath);
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}
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string fileName = DateTime.Now.ToString("yyyyMMdd_HHmmss_fff");
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string message = string.Format(
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"[{0}] {1}\r\nSource: {2}\r\nException: {3}\r\nDetails: {4}\r\nStackTrace: {5}\r\n",
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DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"),
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"SMS Sending Error",
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source,
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ex.Message,
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details,
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ex.StackTrace
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);
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System.IO.File.AppendAllText(
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System.IO.Path.Combine(logPath, string.Format("SMSError_{0}.txt", DateTime.Now.ToString("yyyyMMdd"))),
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message
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);
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}
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catch
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{
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// 忽略日誌記錄的錯誤
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}
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}
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}
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}
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