Switch to enum

z2m.go

@@ -13,6 +13,18 @@ import (
 	"gitlab.imt-atlantique.fr/xaal/code/go/core/xaal"
 )
 
+const (
+	AccessLevelR   AccessLevel = 1
+	AccessLevelW   AccessLevel = 2
+	AccessLevelRW  AccessLevel = 3
+	AccessLevelRN  AccessLevel = 5
+	AccessLevelRWN AccessLevel = 7
+)
+
+type (
+	AccessLevel int
+)
+
 var ignoredTopics = []string{
 	mqttTopic + "/bridge/groups",
 	mqttTopic + "/bridge/definitions",
@@ -63,20 +75,12 @@ func (bDev *BridgeDevice) SetTopic() string {
 	return bDev.GetTopic() + "/set"
 }
 
-func getAccessType(level int) string {
-	switch level {
-	case 1:
-		return "R"
-	case 2:
-		return "W"
-	case 3:
-		return "RW"
-	case 5:
-		return "RN"
-	case 7:
-		return "RWN"
+func (l AccessLevel) String() string {
+	return [...]string{"R", "W", "RW", "RN", "RWN"}[l]
 }
-	return ""
+
+func (l AccessLevel) EnumIndex() int {
+	return int(l)
 }
 
 func (bDev *BridgeDevice) dump() {
@@ -102,11 +106,11 @@ func (bDev *BridgeDevice) dump() {
 			features := ""
 			if len(expose.Features) > 0 {
 				for _, feature := range expose.Features {
-					features += fmt.Sprintf("- %s[%s]-%s-(%s){%s}\n", feature.Name, feature.Type, getAccessType(feature.Access), feature.Unit, feature.Property)
+					features += fmt.Sprintf("- %s[%s]-%s-(%s){%s}\n", feature.Name, feature.Type, AccessLevel(feature.Access), feature.Unit, feature.Property)
 				}
 				features = strings.TrimSuffix(features, "\n")
 			}
-			expTab.AppendRow(table.Row{expose.Name, expose.Type, getAccessType(expose.Access), expose.Unit, values, features})
+			expTab.AppendRow(table.Row{expose.Name, expose.Type, AccessLevel(expose.Access), expose.Unit, values, features})
 		}
 		fmt.Println(expTab.Render())
 	}