Updated all import/export interfaces

models/models.go

@@ -67,6 +67,17 @@ type Love struct {
 
 type ListensList []Listen
 
+// Returns a new ListensList with only elements that are newer than t.
+func (l ListensList) NewerThan(t time.Time) ListensList {
+	result := make(ListensList, 0, len(l))
+	for _, item := range l {
+		if item.ListenedAt.Unix() > t.Unix() {
+			result = append(result, item)
+		}
+	}
+	return result
+}
+
 func (l ListensList) Len() int {
 	return len(l)
 }