客堂登記報名

2026-08-04 18:06:23 +08:00
parent da913d2584
commit d6c817475c
6 changed files with 465 additions and 42 deletions
@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+
+namespace MyWeb
+{
+    /// <summary>
+    /// autoNum 的摘要描述
+    /// </summary>
+    public class autoNum
+    {
+        private Model.ezEntities _db = new Model.ezEntities();
+        public autoNum()
+        {
+            //
+            // TODO: 在這裡新增建構函式邏輯
+            //
+        }
+        public string createOrderNumber()
+        {
+            //Application.Lock();
+            string order_no = "AA" + DateTime.Now.ToString("yyMMdd");
+
+            var qry = _db.companies.AsQueryable();
+            //var prod = qry.Where(q => q.last_order_no.Contains(order_no)).FirstOrDefault();
+            var prod = qry.Where(q => q.num == 1).FirstOrDefault();
+            if (prod != null)
+            {
+                if (!string.IsNullOrEmpty(prod.last_order_no) && prod.last_order_no.Contains(order_no))
+                {
+                    int tmp = Convert.ToInt32(prod.last_order_no.Replace(order_no, "")) + 1;
+                    order_no = order_no + tmp.ToString("0000");
+                }
+                else
+                {
+                    order_no = order_no + "0001";
+                }
+
+                prod.last_order_no = order_no;
+                _db.SaveChanges();
+            }
+            else
+                order_no = "";
+
+            //Application.UnLock();
+
+            return order_no;
+        }
+
+    }
+}