Mark KPI as sent when they are successfully sent (coscine/issues#1424)

src/KpiGenerator/Program.cs

@@ -44,12 +44,6 @@ namespace Coscine.KpiGenerator
             {
                 hamsterReporter.Send(kpiToProcess);
             }
-
-            // if the kpi were sent successful mark all values within the database as successfully sent
-            foreach (Kpi kpi in kpiToProcess)
-            {
-                kpiModel.MarkAsSent(kpi);
-            }
         }
     }
 }

src/KpiGenerator/Reporter/HamsterReporter.cs

 using Coscine.Configuration;
 using Coscine.Database.DataModel;
+using Coscine.Database.Models;
 using System;
 using System.Collections.Generic;
 
@@ -23,6 +24,8 @@ namespace Coscine.KpiGenerator.Reporter
 
         public void Send(List<Kpi> kpis)
         {
+            // when all generators are done
+            var kpiModel = new KpiModel();
             foreach (var kpi in kpis)
             {
                 var values = $"login={_name}&password={_password}";
@@ -38,6 +41,10 @@ namespace Coscine.KpiGenerator.Reporter
                 {
                     Console.Error.WriteLine(result);
                 }
+                else
+                {
+                    kpiModel.MarkAsSent(kpi);
+                }
             }
         }