fix(pkg/sensor): reduce interface functions for better error handling

pkg/sensor/bme280.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"log"
 	"sync"
+	"time"
 
 	"github.com/d2r2/go-bsbmp"
 	"github.com/d2r2/go-i2c"
@@ -19,9 +20,8 @@ type BME280 struct {
 	*types.Sensor
 }
 
-// GetSensorModel returns the sensor model
-func (s *BME280) GetSensorModel() types.SensorModel {
-	return s.Sensor.SensorModel
+func (s *BME280) ID() string {
+	return s.SensorID
 }
 
 // Read measured values
@@ -124,3 +124,12 @@ func (s *BME280) ReadContinously(ctx context.Context, measuredValueChannel chan<
 		}
 	}
 }
+
+// Ticker returns a new ticker, which tick every when the sensor should be read
+func (s *BME280) Ticker() *time.Ticker {
+	duration, err := time.ParseDuration(s.TickDuration)
+	if err != nil {
+		duration = time.Minute
+	}
+	return time.NewTicker(duration)
+}