From 056493740bfd131c3ee687222c5866279f12db2c Mon Sep 17 00:00:00 2001
From: Alexander Kabakaev <kabakaev@gmail.com>
Date: Sat, 12 Dec 2020 10:35:57 +0100
Subject: [PATCH] show relay state in prometheus metrics

---
 tasmota/xsns_75_prometheus.ino | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tasmota/xsns_75_prometheus.ino b/tasmota/xsns_75_prometheus.ino
index cea6b64ee..503291cd2 100644
--- a/tasmota/xsns_75_prometheus.ino
+++ b/tasmota/xsns_75_prometheus.ino
@@ -75,6 +75,11 @@ void HandleMetrics(void)
   WSContentSend_P(PSTR("# TYPE energy_power_kilowatts_total counter\nenergy_power_kilowatts_total %s\n"), parameter);
 #endif
 
+  for (uint32_t device = 0; device < TasmotaGlobal.devices_present; device++) {
+    power_t mask = 1 << device;
+    WSContentSend_P(PSTR("# TYPE relay%d_state gauge\nrelay%d_state %d\n"), device+1, device+1, (TasmotaGlobal.power & mask));
+  }
+
 /*
   // Alternative method using the complete sensor JSON data
   // For prometheus it may need to be decoded to # TYPE messages