From 177c32fd0affe6ab9274a584db58c3c9cc7c7042 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?David=20Z=C3=A1le=C5=A1=C3=A1k?= <dz@pixx.cz>
Date: Fri, 23 Apr 2021 01:41:46 +0200
Subject: [PATCH] Added relay control

---
 ESPtermostat.ino | 14 +++++++++++++-
 config.h.example |  3 +++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/ESPtermostat.ino b/ESPtermostat.ino
index 7eb014b..e092502 100644
--- a/ESPtermostat.ino
+++ b/ESPtermostat.ino
@@ -75,13 +75,25 @@ void setup() {
 //========== Web server setup ==========
 
   server.on("/", HTTP_GET, [](AsyncWebServerRequest *request){
-      request->send(200, "text/plain", "ESP termostat, tady se bude posílat aplikace z flash paměti");
+      request->send(200, "text/plain; charset=utf-8", "ESP termostat, tady se bude posílat aplikace z flash paměti");
   });
   if(METRICS_EXPORT){
     server.on("/metrics", HTTP_GET, [](AsyncWebServerRequest *request){
         request->send(200, "text/plain; charset=utf-8", metrics);
     });
   }
+  if(METRICS_EXPORT && !THERMOSTAT){
+    server.on("/relay", HTTP_GET, [](AsyncWebServerRequest *request){
+      boolean state;      
+      if (request->hasParam("set")) {
+        state = request->getParam("set")->value() == "1";
+        digitalWrite(RELAY_PIN, state);
+        request->send(200, "text/plain; charset=utf-8", "success");
+      }else{
+        request->send(200, "text/plain; charset=utf-8", String(digitalRead(RELAY_PIN)));
+      }
+    });
+  }
   server.onNotFound(notFound);
   server.begin();
   
diff --git a/config.h.example b/config.h.example
index ad53426..c821bb1 100644
--- a/config.h.example
+++ b/config.h.example
@@ -3,5 +3,8 @@
 
 #define DS18B20_PIN 0
 #define RELAY_PIN 2
+
 #define METRICS_EXPORT 1
+#define THERMOSTAT 0
+
 #define CORRECTION 0