Add State struct

run.go

@@ -3,10 +3,19 @@ package main
 import (
 	"errors"
 	"log"
+	"time"
 
 	"github.com/yryz/ds18b20"
 )
 
+// State represents the current state of the thermostat
+type State struct {
+	Temp     float64
+	Cooling  bool
+	Heating  bool
+	Duration time.Duration
+}
+
 // ReadTemperature will return the current temperature (in degrees celsius) of a specific sensor.
 func ReadTemperature(id string) (float64, error) {
 	sensors, err := ds18b20.Sensors()
@@ -26,13 +35,15 @@ func ReadTemperature(id string) (float64, error) {
 
 // RunThermostat monitors the temperature of the supplied sensor and does its best to keep it at the desired state.
 func RunThermostat(sensor Sensor) {
+	var s State
+
 	for {
 		t, err := ReadTemperature(sensor.ID)
-
 		if err != nil {
 			log.Panicln(err)
 		}
 
-		log.Printf("%.2f", t)
+		s.Temp = t
+		log.Printf("Temp: %.2f, Cooling: %t, Heating: %t Duration: %d", s.Temp, s.Cooling, s.Heating, s.Duration)
 	}
 }