Working through issue where prizes are incorrect and need updating.

helpers/ballslice.go

@@ -1,6 +1,9 @@
 package helpers
 
-import "synlotto-website/models"
+import (
+	"database/sql"
+	"synlotto-website/models"
+)
 
 func BuildBallsSlice(t models.Ticket) []int {
 	balls := []int{t.Ball1, t.Ball2, t.Ball3, t.Ball4, t.Ball5}
@@ -22,3 +25,26 @@ func BuildBonusSlice(t models.Ticket) []int {
 
 	return bonuses
 }
+
+// BuildBallsFromNulls builds main balls from sql.NullInt64 values
+func BuildBallsFromNulls(vals ...sql.NullInt64) []int {
+	var result []int
+	for _, v := range vals {
+		if v.Valid {
+			result = append(result, int(v.Int64))
+		}
+	}
+	return result
+}
+
+// BuildBonusFromNulls builds bonus balls from two sql.NullInt64 values
+func BuildBonusFromNulls(b1, b2 sql.NullInt64) []int {
+	var result []int
+	if b1.Valid {
+		result = append(result, int(b1.Int64))
+	}
+	if b2.Valid {
+		result = append(result, int(b2.Int64))
+	}
+	return result
+}