Implemented sorting of regatta list by regatta state as primary criteria

to have live regattas on top of the list

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/shared/dispatch/regatta/RegattaWithProgressDTO.java

@@ -1,6 +1,7 @@
 package com.sap.sailing.gwt.ui.shared.dispatch.regatta;
 
 import com.sap.sailing.gwt.ui.shared.eventview.RegattaMetadataDTO;
+import com.sap.sailing.gwt.ui.shared.eventview.RegattaReferenceDTO;
 
 public class RegattaWithProgressDTO extends RegattaMetadataDTO {
     private RegattaProgressDTO progress;
@@ -20,4 +21,34 @@ public class RegattaWithProgressDTO extends RegattaMetadataDTO {
     public void setProgress(RegattaProgressDTO progress) {
         this.progress = progress;
     }
+    
+    @Override
+    public int compareTo(RegattaReferenceDTO o) {
+        if(o instanceof RegattaWithProgressDTO) {
+            RegattaWithProgressDTO other = (RegattaWithProgressDTO) o;
+            RegattaState state = getState();
+            RegattaState otherState = other.getState();
+            if(state != otherState) {
+                if(state == RegattaState.RUNNING) {
+                    return -1;
+                }
+                if(otherState == RegattaState.RUNNING) {
+                    return 1;
+                }
+                if(state == RegattaState.PROGRESS) {
+                    return -1;
+                }
+                if(otherState == RegattaState.PROGRESS) {
+                    return 1;
+                }
+                if(state == RegattaState.FINISHED) {
+                    return -1;
+                }
+                if(otherState == RegattaState.FINISHED) {
+                    return 1;
+                }
+            }
+        }
+        return super.compareTo(o);
+    }
 }