Update payload for contact states

`true` and `false` are bad values to describe a contact state. `open`
and `closed` make much more sense.

1 files changed, 6 insertions, 1 deletions

diff --git a/cache.go b/cache.go
index 081621d..31c8ba5 100644
--- a/cache.go
+++ b/cache.go
@@ -36,7 +36,12 @@ func (c *Cache) Update(states States) {
 		cached, known := c.States[id]
 		if !known || cached != state {
 			topic := fmt.Sprintf("%s/contact/%s/state", TOPIC_PREFIX, id)
-			payload := []byte(fmt.Sprintf("%t", state))
+			var payload []byte
+			if state == true {
+				payload = []byte("open")
+			} else {
+				payload = []byte("closed")
+			}
 			_ = c.Client.Publish(topic, QOS, RETAINED, payload)
 		}
 		c.States[id] = state