From b70a2688b5084b1db82498d1d47492c8a0ffe1f5 Mon Sep 17 00:00:00 2001
From: Samuel Lorch <sam@soontm.de>
Date: Thu, 2 Mar 2023 00:08:07 +0100
Subject: [PATCH] add service utilities

---
 pkg/util/service.go | 55 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 pkg/util/service.go

diff --git a/pkg/util/service.go b/pkg/util/service.go
new file mode 100644
index 0000000..8b5df46
--- /dev/null
+++ b/pkg/util/service.go
@@ -0,0 +1,55 @@
+package util
+
+import "github.con/speatzle/nfsense/pkg/definitions"
+
+// ResolveBaseServices Resolves all groups to their base Services
+func ResolveBaseServices(allServices map[string]definitions.Service, serviceNames []string) []definitions.Service {
+	baseServices := []definitions.Service{}
+
+	for _, serviceName := range serviceNames {
+		service := allServices[serviceName]
+
+		if service.Type == definitions.ServiceGroup {
+			baseServices = append(baseServices, resolveChildren(allServices, service)...)
+		} else {
+			baseServices = append(baseServices, service)
+		}
+
+	}
+
+	return baseServices
+}
+
+func resolveChildren(allServices map[string]definitions.Service, s definitions.Service) []definitions.Service {
+	serviceList := []definitions.Service{}
+	for _, serviceName := range *s.Children {
+		service := allServices[serviceName]
+
+		if service.Type == definitions.ServiceGroup {
+			serviceList = append(serviceList, resolveChildren(allServices, service)...)
+		} else {
+			serviceList = append(serviceList, service)
+		}
+	}
+	return serviceList
+}
+
+func ConvertSliceToSetString(slice []string) string {
+	if len(slice) == 0 {
+		return ""
+	} else if len(slice) == 1 {
+		return slice[0]
+	}
+
+	res := "{ "
+
+	for i := range slice {
+		res += " " + slice[i]
+		if i < len(slice)-1 {
+			res += ","
+		}
+	}
+
+	res += " }"
+	return res
+}