add comma for amount

Controllers/building_four.Controller.cs

@@ -113,6 +113,35 @@ namespace rmutr_report.Controllers
             {
                 if (boqPrice.is_data == "1")
                 {
+                    string str = boqPrice.have;
+                    if (str.Length == 4)
+                    {
+                        for (int i = 1; i <= str.Length - 1; i += 4)
+                        {
+                            boqPrice.have = str.Insert(i, ",");
+                        }
+                    }
+                    else if (str.Length == 5)
+                    {
+                        for (int i = 2; i <= str.Length - 1; i += 5)
+                        {
+                            boqPrice.have = str.Insert(i, ",");
+                        }
+                    }
+                    else if (str.Length == 6)
+                    {
+                        for (int i = 3; i <= str.Length - 1; i += 6)
+                        {
+                            boqPrice.have = str.Insert(i, ",");
+                        }
+                    }
+                    else if (str.Length == 7)
+                    {
+                        for (int i = 4; i <= str.Length - 1; i += 7)
+                        {
+                            boqPrice.have = str.Insert(i, ",");
+                        }
+                    }
                     boqPrice.text1 = "- มี วงเงิน "+ boqPrice.have + " บาท";
                     boqPrice.text2 = "- ดำเนินการจัดทำ BOQ เดือน "+ boqPrice.pending_boq_month;
                     boqPrice.text3 = "- BOQ แล้วเสร็จเดือน "+ boqPrice.done_boq_month;
@@ -127,6 +156,7 @@ namespace rmutr_report.Controllers
                     boqPrice.text3 = "- ขณะนี้อยูในขั้นตอน "+ boqPrice.step;
                     
                 }
+               
             }