communication with influxdb is working, schema of data in influxdb is unusable so far, too many spare columns

2026-02-04 17:19:12 +01:00
parent 97679561d8
commit a1ea1b230e
22 changed files with 22 additions and 57 deletions
--- a/attic/ttn/models/hottisThreeWayThermometer/hottisThreeWayThermometer.go
+++ b/attic/ttn/models/hottisThreeWayThermometer/hottisThreeWayThermometer.go
@@ -0,0 +1,93 @@
+package hottisThreeWayThermometer
+
+import (
+  "log"
+  "fmt"
+  "bytes"
+  "strconv"
+  "encoding/base64"
+  "encoding/binary"
+  "udi/database"
+)
+
+type hottisThreeWayThermometerValues struct {
+  Status uint8
+  Battery uint16
+  SensorAddress1 uint64
+  Value1 int32
+  SensorAddress2 uint64
+  Value2 int32
+  SensorAddress3 uint64
+  Value3 int32 
+}
+
+func getSensorName(sensorsMap *map[string]interface{}, sensorAddress uint64) string {
+  key := strconv.FormatUint(sensorAddress, 10)
+	if sensorName, exists := (*sensorsMap)[key].(string); exists {
+		return sensorName
+	}
+	return "Sensor" + key
+}
+
+func Parse(fPort int, _ []byte, frmPayload string, variables *map[string]database.VariableType, attributes *map[string]interface{}, device *database.Device) error {
+  deviceAttrs := (*device).Attributes
+  sensorsMap := deviceAttrs["Sensors"].(map[string]interface{})
+
+  if fPort != 2 {
+    return fmt.Errorf("Unexpected fPort %d", fPort)
+  }
+
+  b, err := base64.StdEncoding.DecodeString(frmPayload)
+  if err != nil {
+    return fmt.Errorf("Unable to base64-decode payload: %v", err)
+  }
+
+  var values hottisThreeWayThermometerValues
+  err = binary.Read(bytes.NewReader(b), binary.LittleEndian, &values)
+  if err != nil {
+    return fmt.Errorf("Unable to cast into struct: %v", err)
+  }
+
+  var battery float32 = float32(values.Battery) / 1000.0
+  var value1 float32 = float32(values.Value1) / 128.0
+  var value2 float32 = float32(values.Value2) / 128.0
+  var value3 float32 = float32(values.Value3) / 128.0
+
+  //log.Printf("Status: %d, Battery: %d", values.Status, values.Battery);
+  log.Printf("Status: %d", values.Status);
+  log.Printf("Battery: %d, %f", values.Battery, battery);
+  log.Printf("Sensor1: Addr: %d, Value: %f", values.SensorAddress1, value1);
+  log.Printf("Sensor2: Addr: %d, Value: %f", values.SensorAddress2, value2);
+  log.Printf("Sensor3: Addr: %d, Value: %f", values.SensorAddress3, value3);
+
+  (*variables)["Battery"] = database.VariableType {
+    Label: "Battery",
+    Variable: "Voltage",
+    Unit: "V",
+    Value: battery,
+  }
+  (*variables)["Temperature1"] = database.VariableType {
+    Label: getSensorName(&sensorsMap, values.SensorAddress1),
+    Variable: "Temperature",
+    Unit: "°C",
+    Value: value1,
+  }
+  (*variables)["Temperature2"] = database.VariableType {
+    Label: getSensorName(&sensorsMap, values.SensorAddress2),
+    Variable: "Temperature",
+    Unit: "°C",
+    Value: value2,
+  }
+  (*variables)["Temperature3"] = database.VariableType {
+    Label: getSensorName(&sensorsMap, values.SensorAddress3),
+    Variable: "Temperature",
+    Unit: "°C",
+    Value: value3,
+  }
+
+  (*attributes)["Status"] = values.Status
+  (*attributes)["SensorAddress1"] = values.SensorAddress1
+  (*attributes)["SensorAddress2"] = values.SensorAddress2
+  (*attributes)["SensorAddress3"] = values.SensorAddress3
+  return nil
+}