"Initial" working version, after cleanup.

s_switch.go

@@ -0,0 +1,51 @@
+package hapz2m
+
+import (
+	"github.com/brutella/hap/accessory"
+	"github.com/brutella/hap/characteristic"
+	"github.com/brutella/hap/service"
+
+	"regexp"
+)
+
+var outletRegex = regexp.MustCompile(`(?i)\boutlet\b`)
+
+func createSwitchServices(dev *Device) (byte, []*service.S, []*ExposeMapping, error) {
+	var svcs []*service.S
+	var exposes []*ExposeMapping
+
+	for _, exp := range dev.Definition.Exposes {
+		if exp.Ignored() {
+			continue
+		}
+
+		switch {
+		case exp.Type == "switch" && len(exp.Features) > 0:
+			exp := exp // create a copy
+
+			f := exp.Features[0]
+			if f.Name == "state" && f.Type == "binary" && f.IsStateSetGet() {
+				sw := service.NewSwitch()
+
+				// add a name/label for this switch
+				n := characteristic.NewName()
+				n.SetValue(f.Endpoint)
+				sw.AddC(n.C)
+
+				svcs = append(svcs, sw.S)
+				exposes = append(exposes, &ExposeMapping{&f, sw.On.C, nil})
+			}
+		}
+	}
+
+	accTyp := accessory.TypeSwitch
+	if outletRegex.MatchString(dev.Definition.Description) {
+		accTyp = accessory.TypeOutlet
+	}
+
+	return accTyp, svcs, exposes, nil
+}
+
+func init() {
+	RegisterCreateServiceHandler(createSwitchServices)
+}