Initial cloud-services repo - gateway service + pkg modules

pkg/mongo/sort.go

@@ -0,0 +1,30 @@
+package mongo
+
+import (
+	"strings"
+
+	"go.mongodb.org/mongo-driver/bson"
+)
+
+func AdaptOrder(orderString string, adaptMap map[string]string) string {
+	for old, new := range adaptMap {
+		orderString = strings.Replace(orderString, old, new, -1)
+	}
+
+	return orderString
+}
+
+func getOrder(queryOrder string) bson.M {
+	order := bson.M{"_id": -1}
+	orderSlice := strings.Split(queryOrder, " ")
+	if len(orderSlice) > 1 {
+		asc := 1
+		if strings.ToLower(orderSlice[1]) == "desc" {
+			asc = -1
+		}
+
+		order = bson.M{orderSlice[0]: asc}
+	}
+
+	return order
+}