added group range

owlcms/src/main/java/app/owlcms/data/group/Group.java

@@ -62,6 +62,34 @@
 @JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class, property = "id", scope = Group.class)
 @JsonIgnoreProperties(ignoreUnknown = true, value = { "hibernateLazyInitializer", "logger", "athletes" })
 public class Group implements Comparable<Group> {
+
+	public record Range (Integer min, Integer max) {
+		public String getFormattedRange() {
+			if (min == Integer.MAX_VALUE && max == 0) {
+				return "";
+			} else if (min == max) {
+				return min.toString();
+			} else {
+				return min.toString()+" - "+max.toString();
+			}
+		}
+	};
+
+	@Transient
+	@JsonIgnore
+	public Range getStartingRange() {
+		int min = Integer.MAX_VALUE;
+		int max = 0;
+		for (Athlete a : getAthletes()) {
+			Integer q = a.getQualifyingTotal();
+			if (q == null) {
+				continue;
+			}
+			min = q < min ? q : min;
+			max = q > max ? q : max;
+		}
+		return new Range(min, max);
+	}
 
 	private final static Logger logger = (Logger) LoggerFactory.getLogger(Group.class);
 	private final static NaturalOrderComparator<String> c = new NaturalOrderComparator<>();