implement #195

src/main/java/alfio/controller/api/admin/CheckInApiController.java

@@ -73,6 +73,12 @@ public boolean manualCheckIn(@PathVariable("eventId") int eventId, @PathVariable
         return checkInManager.manualCheckIn(ticketIdentifier);
     }
 
+    @RequestMapping(value = "/check-in/{eventId}/ticket/{ticketIdentifier}/revert-check-in", method = POST)
+    public boolean revertCheckIn(@PathVariable("eventId") int eventId, @PathVariable("ticketIdentifier") String ticketIdentifier) {
+        log.warn("for event id : {} and ticket : {}, a revert of the check in has been done", eventId, ticketIdentifier);
+        return checkInManager.revertCheckIn(ticketIdentifier);
+    }
+
     @RequestMapping(value = "/check-in/event/{eventName}/ticket/{ticketIdentifier}/confirm-on-site-payment", method = POST)
     public TicketAndCheckInResult confirmOnSitePayment(@PathVariable("eventName") String eventName,
                                                        @PathVariable("ticketIdentifier") String ticketIdentifier,

src/main/java/alfio/manager/CheckInManager.java

@@ -24,8 +24,11 @@
 import alfio.model.FullTicketInfo;
 import alfio.model.Ticket;
 import alfio.model.Ticket.TicketStatus;
+import alfio.model.TicketReservation;
+import alfio.model.transaction.PaymentProxy;
 import alfio.repository.EventRepository;
 import alfio.repository.TicketRepository;
+import alfio.repository.TicketReservationRepository;
 import alfio.util.MonetaryUtil;
 import lombok.extern.log4j.Log4j2;
 import org.apache.commons.lang3.StringUtils;
@@ -48,11 +51,13 @@ public class CheckInManager {
 
     private final TicketRepository ticketRepository;
     private final EventRepository eventRepository;
+    private final TicketReservationRepository ticketReservationRepository;
 
     @Autowired
-    public CheckInManager(TicketRepository ticketRepository, EventRepository eventRepository) {
+    public CheckInManager(TicketRepository ticketRepository, EventRepository eventRepository, TicketReservationRepository ticketReservationRepository) {
         this.ticketRepository = ticketRepository;
         this.eventRepository = eventRepository;
+        this.ticketReservationRepository = ticketReservationRepository;
     }
 
 
@@ -108,6 +113,18 @@ public boolean manualCheckIn(String ticketIdentifier) {
         }).orElse(false);
     }
 
+    public boolean revertCheckIn(String ticketIdentifier) {
+        return findAndLockTicket(ticketIdentifier).map((t) -> {
+            if(t.getStatus() == TicketStatus.CHECKED_IN) {
+                TicketReservation reservation = ticketReservationRepository.findReservationById(t.getTicketsReservationId());
+                TicketStatus revertedStatus = reservation.getPaymentMethod() == PaymentProxy.ON_SITE ? TicketStatus.TO_BE_PAID : TicketStatus.ACQUIRED;
+                ticketRepository.updateTicketStatusWithUUID(ticketIdentifier, revertedStatus.toString());
+                return true;
+            }
+            return false;
+        }).orElse(false);
+    }
+
     private Optional<Ticket> findAndLockTicket(String uuid) {
         return ticketRepository.findByUUIDForUpdate(uuid);
     }
@@ -169,5 +186,4 @@ private TicketAndCheckInResult extractStatus(Optional<Event> maybeEvent, Optiona
 
         return new TicketAndCheckInResult(ticket, new DefaultCheckInResult(OK_READY_TO_BE_CHECKED_IN, "Ready to be checked in"));
     }
-
 }

src/main/webapp/resources/angular-templates/admin/partials/event/check-in.html

@@ -132,6 +132,7 @@ <h1>Check-In: {{event.displayName}}</h1>
                     <th>Payment Type</th>
                     <th>Transaction id</th>
                     <th>Transaction timestamp</th>
+                    <th>Actions</th>
                     </thead>
                     <tbody>
                     <tr data-ng-repeat="ticket in tickets | filter: {status: 'CHECKED_IN'} | filter: checkedInSelection.freeText | orderBy: ['timestamp', 'ticketReservationId' , 'uuid']">
@@ -148,6 +149,7 @@ <h1>Check-In: {{event.displayName}}</h1>
                         <td data-ng-class-even="'active'" data-label="Payment Type">{{::ticket.ticketReservation.paymentMethod}}</td>
                         <td data-ng-class-even="'active'" data-label="Transaction id"><span data-ng-if="ticket.paid">{{::ticket.transaction.id}}</span></td>
                         <td data-ng-class-even="'active'" data-label="Transaction timestamp"><span data-ng-if="ticket.paid">{{::ticket.transactionTimestamp | formatDate:'DD.MM.YYYY HH:mm:ss'}}</span></td>
+                        <td><button type="button" class="btn btn-primary btn-xs" data-ng-click="revertCheckIn(ticket)">Revert check-in</button></td>
                     </tr>
                     </tbody>
                 </table>

src/main/webapp/resources/js/admin/ng-app/admin-application.js

@@ -1125,6 +1125,10 @@
                 $scope.selection = {};
             });
         };
+
+        $scope.revertCheckIn = function(ticket) {
+            CheckInService.revertCheckIn(ticket).then($scope.reloadTickets);
+        };
     });
 
     admin.controller('EventCheckInScanController', function($scope, $stateParams, $timeout, $log, $state, EventService, CheckInService) {

src/main/webapp/resources/js/admin/service/service.js

@@ -346,6 +346,10 @@
             manualCheckIn: function(ticket) {
                 return $http['post']('/admin/api/check-in/' + ticket.eventId + '/ticket/' + ticket.uuid + '/manual-check-in', ticket);
             },
+
+            revertCheckIn: function(ticket) {
+                return $http['post']('/admin/api/check-in/' + ticket.eventId + '/ticket/' + ticket.uuid + '/revert-check-in', ticket);
+            },
 
             confirmPayment: function(eventId, ticket) {
                 var ticketIdentifier = ticket.code.split('/')[0];