float fix 1

deployment/instances/udi-influx/default/config.json

@@ -105,6 +105,7 @@
           "devicePart": "3",
           "valueFrom": "payload",
           "valuePart": "1",
+          "valueType": "float",
           "unitFrom": "payload",
           "unitPart": "3"
         }
@@ -213,7 +214,7 @@
         "attributes": {
           "application": "Shellies Sensor Power",
           "deviceSelector": "T:2",
-          "valueSelector": "J:$.percent",
+          "valueSelector": "J:$.battery.percent",
           "unitSelector": "C:%"
         }
       }

src/udi/handlers/svej/svej.go

@@ -1,16 +1,17 @@
 package svej
 
 import (
+	"encoding/json"
+	"fmt"
 	"log"
-  "time"
 	"strconv"
 	"strings"
-  "fmt"
+	"time"
-  "github.com/oliveagle/jsonpath"
-  "encoding/json"
 	"udi/config"
-  "udi/handlers/handler"
 	"udi/database"
+	"udi/handlers/handler"
+
+	"github.com/oliveagle/jsonpath"
 )
 
 type SingleValueExtractorJsonpathHandler struct {
@@ -33,7 +34,6 @@ T:TopicPartIndex
 C:ConstantValue
 */
 
-
 func New(id string, config config.HandlerConfigT) handler.Handler {
 	t := &SingleValueExtractorJsonpathHandler{
 		ready: false,
@@ -76,12 +76,12 @@ func New(id string, config config.HandlerConfigT) handler.Handler {
 	t.Id = id
 	t.ready = true
 	t.dbh = database.NewDatabaseHandle()
-  log.Printf("Handler SVEJ %d initialized", id)
+	log.Printf("Handler SVEJ %s initialized", id)
 	return t
 }
 
-func (self *SingleValueExtractorJsonpathHandler) ExtractionHelper(subTopics []string, jPayload interface{}, selector string, jp *jsonpath.Compiled) (string, error) {
+func (self *SingleValueExtractorJsonpathHandler) ExtractionHelper(subTopics []string, jPayload interface{}, selector string, jp *jsonpath.Compiled) (interface{}, error) {
-  var res string
+	var res interface{}
 	switch selector[:2] {
 	case "J:":
 		// extract using jsonpath from payload
@@ -89,7 +89,7 @@ func (self *SingleValueExtractorJsonpathHandler) ExtractionHelper(subTopics []st
 		if e != nil {
 			return "", fmt.Errorf("jp.Lookup failed with %s", e)
 		}
-    res = fmt.Sprint(r)
+		res = r
 	case "T:":
 		// T: extract from topic
 		i, e := strconv.Atoi(selector[2:])
@@ -109,7 +109,6 @@ func (self *SingleValueExtractorJsonpathHandler) ExtractionHelper(subTopics []st
 	return res, nil
 }
 
-
 func (self *SingleValueExtractorJsonpathHandler) Handle(message handler.MessageT) {
 	if !self.ready {
 		self.Lost("Handler is not marked as ready", nil, message)
@@ -149,12 +148,12 @@ func (self *SingleValueExtractorJsonpathHandler) Handle(message handler.MessageT
 		return
 	}
 
-  measurement.Device = device
+	measurement.Device = device.(string)
 
 	var variable database.VariableType
 	variable.Label = ""
 	variable.Variable = ""
-  variable.Unit = unit
+	variable.Unit = unit.(string)
 	variable.Value = value
 	measurement.Values = make(map[string]database.VariableType)
 	measurement.Values["Value"] = variable
@@ -163,4 +162,3 @@ func (self *SingleValueExtractorJsonpathHandler) Handle(message handler.MessageT
 	self.dbh.StoreMeasurement(&measurement)
 	self.S()
 }
-

src/udi/handlers/sver/sver.go

@@ -1,17 +1,16 @@
 package sver
 
 import (
-  "time"
+	"log"
+	"regexp"
 	"strconv"
 	"strings"
-  "regexp"
+	"time"
-  "log"
 	"udi/config"
-  "udi/handlers/handler"
 	"udi/database"
+	"udi/handlers/handler"
 )
 
-
 type SingleValueExtractorRegexHandler struct {
 	handler.CommonHandler
 	ready        bool
@@ -32,12 +31,12 @@ type localConfig struct {
 	device      string
 	valueFrom   string
 	valuePart   int
+	valueType   string
 	unitFrom    string
 	unitPart    int
 	unit        string
 }
 
-
 func New(id string, config config.HandlerConfigT) handler.Handler {
 	t := &SingleValueExtractorRegexHandler{
 		ready: false,
@@ -88,6 +87,12 @@ func New(id string, config config.HandlerConfigT) handler.Handler {
 		localConfig.valuePart = valuePart
 	}
 
+	if config.Attributes["valueType"] != "float" && config.Attributes["valueType"] != "string" {
+		log.Printf("Error: invalid value %s for valueType", config.Attributes["valueType"])
+		return t
+	}
+	localConfig.valueType = config.Attributes["valueType"]
+
 	if config.Attributes["unitFrom"] != PAYLOAD_SEL && config.Attributes["unitFrom"] != CONSTANT_SEL {
 		log.Printf("Error: invalid value %s for unitFrom", config.Attributes["unitFrom"])
 		return t
@@ -161,6 +166,7 @@ func (self *SingleValueExtractorRegexHandler) Handle(message handler.MessageT) {
 	variable.Label = ""
 	variable.Variable = ""
 
+	var value string
 	switch self.config.valueFrom {
 	case PAYLOAD_SEL:
 		if self.payloadRegex == nil {
@@ -171,9 +177,19 @@ func (self *SingleValueExtractorRegexHandler) Handle(message handler.MessageT) {
 			self.Lost("valuePart out of range", nil, message)
 			return
 		}
-    variable.Value = payloadMatches[self.config.valuePart]
+		value = payloadMatches[self.config.valuePart]
 	case PAYLOAD_FULL_SEL:
-    variable.Value = message.Payload
+		value = message.Payload
+	}
+	if self.config.valueType == "float" {
+		fValue, err := strconv.ParseFloat(value, 64)
+		if err != nil {
+			self.Lost("Unable to convert value to float", err, message)
+			return
+		}
+		variable.Value = fValue
+	} else {
+		variable.Value = value
 	}
 
 	switch self.config.unitFrom {
@@ -197,4 +213,3 @@ func (self *SingleValueExtractorRegexHandler) Handle(message handler.MessageT) {
 	self.dbh.StoreMeasurement(&measurement)
 	self.S()
 }
-