float fix 1

2026-03-06 20:51:50 +01:00
parent ac0c417a48
commit c37420a993
2 changed files with 176 additions and 160 deletions
--- a/src/udi/handlers/sver/sver.go
+++ b/src/udi/handlers/sver/sver.go
@@ -1,23 +1,22 @@
 package sver

 import (
-  "time"
-  "strconv"
-  "strings"
-  "regexp"
-  "log"
-  "udi/config"
-  "udi/handlers/handler"
-  "udi/database"
+	"log"
+	"regexp"
+	"strconv"
+	"strings"
+	"time"
+	"udi/config"
+	"udi/database"
+	"udi/handlers/handler"
 )

-
 type SingleValueExtractorRegexHandler struct {
-  handler.CommonHandler
-  ready bool
-  config localConfig
-  payloadRegex *regexp.Regexp
-  dbh *database.DatabaseHandle
+	handler.CommonHandler
+	ready        bool
+	config       localConfig
+	payloadRegex *regexp.Regexp
+	dbh          *database.DatabaseHandle
 }

 const TOPIC_SEL = "topic"
@@ -26,175 +25,191 @@ const PAYLOAD_FULL_SEL = "payload-full"
 const CONSTANT_SEL = "constant"

 type localConfig struct {
-  application string
-  deviceFrom string
-  devicePart int
-  device string
-  valueFrom string
-  valuePart int
-  unitFrom string
-  unitPart int
-  unit string
+	application string
+	deviceFrom  string
+	devicePart  int
+	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,
-  }
+	t := &SingleValueExtractorRegexHandler{
+		ready: false,
+	}

-  var localConfig localConfig
-  if config.Attributes["application"] == "" {
-    log.Println("Error: application not configured")
-    return t
-  }
-  localConfig.application = config.Attributes["application"]
-  
-  payloadRegex := config.Attributes["payloadRegex"]
-  if payloadRegex != "" {
-    t.payloadRegex = regexp.MustCompile(payloadRegex)
-  } else {
-    t.payloadRegex = nil
-  }
+	var localConfig localConfig
+	if config.Attributes["application"] == "" {
+		log.Println("Error: application not configured")
+		return t
+	}
+	localConfig.application = config.Attributes["application"]

-  if config.Attributes["deviceFrom"] != TOPIC_SEL && config.Attributes["deviceFrom"] != PAYLOAD_SEL && config.Attributes["deviceFrom"] != CONSTANT_SEL {
-    log.Printf("Error: invalid value %s for deviceFrom", config.Attributes["deviceFrom"])
-    return t
-  }
-  localConfig.deviceFrom = config.Attributes["deviceFrom"]
+	payloadRegex := config.Attributes["payloadRegex"]
+	if payloadRegex != "" {
+		t.payloadRegex = regexp.MustCompile(payloadRegex)
+	} else {
+		t.payloadRegex = nil
+	}

-  devicePart, err1 := strconv.Atoi(config.Attributes["devicePart"])
-  if err1 != nil {
-    log.Printf("Error: unable to convert devicePart to number: %s", err1)
-    return t
-  }
-  localConfig.devicePart = devicePart
+	if config.Attributes["deviceFrom"] != TOPIC_SEL && config.Attributes["deviceFrom"] != PAYLOAD_SEL && config.Attributes["deviceFrom"] != CONSTANT_SEL {
+		log.Printf("Error: invalid value %s for deviceFrom", config.Attributes["deviceFrom"])
+		return t
+	}
+	localConfig.deviceFrom = config.Attributes["deviceFrom"]

-  // empty device is valid
-  localConfig.device = config.Attributes["device"]
+	devicePart, err1 := strconv.Atoi(config.Attributes["devicePart"])
+	if err1 != nil {
+		log.Printf("Error: unable to convert devicePart to number: %s", err1)
+		return t
+	}
+	localConfig.devicePart = devicePart

-  if config.Attributes["valueFrom"] != PAYLOAD_SEL && config.Attributes["valueFrom"] != PAYLOAD_FULL_SEL {
-    log.Printf("Error: invalid value %s for valueFrom", config.Attributes["valueFrom"])
-    return t
-  }
-  localConfig.valueFrom = config.Attributes["valueFrom"]
+	// empty device is valid
+	localConfig.device = config.Attributes["device"]

-  if config.Attributes["valueFrom"] == PAYLOAD_SEL {
-    valuePart, err2 := strconv.Atoi(config.Attributes["valuePart"])
-    if err2 != nil {
-      log.Printf("Error: unable to convert valuePart to number: %s", err2)
-      return t
-    }
-    localConfig.valuePart = valuePart
-  }
+	if config.Attributes["valueFrom"] != PAYLOAD_SEL && config.Attributes["valueFrom"] != PAYLOAD_FULL_SEL {
+		log.Printf("Error: invalid value %s for valueFrom", config.Attributes["valueFrom"])
+		return t
+	}
+	localConfig.valueFrom = config.Attributes["valueFrom"]

-  if config.Attributes["unitFrom"] != PAYLOAD_SEL && config.Attributes["unitFrom"] != CONSTANT_SEL {
-    log.Printf("Error: invalid value %s for unitFrom", config.Attributes["unitFrom"])
-    return t
-  }
-  localConfig.unitFrom = config.Attributes["unitFrom"]
+	if config.Attributes["valueFrom"] == PAYLOAD_SEL {
+		valuePart, err2 := strconv.Atoi(config.Attributes["valuePart"])
+		if err2 != nil {
+			log.Printf("Error: unable to convert valuePart to number: %s", err2)
+			return t
+		}
+		localConfig.valuePart = valuePart
+	}

-  if config.Attributes["unitFrom"] == PAYLOAD_SEL {
-    unitPart, err3 := strconv.Atoi(config.Attributes["unitPart"])
-    if err3 != nil {
-      log.Printf("Error: unable to convert unitPart to number: %s", err3)
-      return t
-    }
-    localConfig.unitPart = unitPart
-  }
+	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"]

-  // empty unit is valid
-  localConfig.unit = config.Attributes["unit"]
+	if config.Attributes["unitFrom"] != PAYLOAD_SEL && config.Attributes["unitFrom"] != CONSTANT_SEL {
+		log.Printf("Error: invalid value %s for unitFrom", config.Attributes["unitFrom"])
+		return t
+	}
+	localConfig.unitFrom = config.Attributes["unitFrom"]

-  t.config = localConfig
+	if config.Attributes["unitFrom"] == PAYLOAD_SEL {
+		unitPart, err3 := strconv.Atoi(config.Attributes["unitPart"])
+		if err3 != nil {
+			log.Printf("Error: unable to convert unitPart to number: %s", err3)
+			return t
+		}
+		localConfig.unitPart = unitPart
+	}

-  t.Id = id
-  t.ready = true
-  t.dbh = database.NewDatabaseHandle()
-  log.Printf("Handler SVER %d initialized", id)
-  return t
+	// empty unit is valid
+	localConfig.unit = config.Attributes["unit"]
+
+	t.config = localConfig
+
+	t.Id = id
+	t.ready = true
+	t.dbh = database.NewDatabaseHandle()
+	log.Printf("Handler SVER %d initialized", id)
+	return t
 }

 func (self *SingleValueExtractorRegexHandler) Handle(message handler.MessageT) {
-  if ! self.ready {
-    self.Lost("Handler is not marked as ready", nil, message)
-    return
-  }
-  //log.Printf("Handler SingleValueExtractor %d processing %s -> %s", self.id, message.Topic, message.Payload)
+	if !self.ready {
+		self.Lost("Handler is not marked as ready", nil, message)
+		return
+	}
+	//log.Printf("Handler SingleValueExtractor %d processing %s -> %s", self.id, message.Topic, message.Payload)

-  var measurement database.Measurement
-  measurement.Time = time.Now()
-  measurement.Application = self.config.application
-  
-  subTopics := strings.Split(message.Topic, "/")
-  //log.Printf("Subtopics: %s", strings.Join(subTopics, ", "))
+	var measurement database.Measurement
+	measurement.Time = time.Now()
+	measurement.Application = self.config.application

-  var payloadMatches []string
-  if self.payloadRegex != nil {
-    payloadMatches = self.payloadRegex.FindStringSubmatch(message.Payload)
-    //log.Printf("Matches: %s", strings.Join(payloadMatches, ", "))
-  }
+	subTopics := strings.Split(message.Topic, "/")
+	//log.Printf("Subtopics: %s", strings.Join(subTopics, ", "))

-  switch self.config.deviceFrom {
-  case TOPIC_SEL:
-    if self.config.devicePart >= len(subTopics) {
-      self.Lost("devicePart out of range", nil, message)
-      return
-    }
-    measurement.Device = subTopics[self.config.devicePart]
-  case PAYLOAD_SEL:
-    if self.payloadRegex == nil {
-      self.Lost("no payloadRegex defined, devicePart can't be used", nil, message)
-      return
-    }
-    if self.config.devicePart >= len(payloadMatches) {
-      self.Lost("devicePart out of range", nil, message)
-      return
-    }
-    measurement.Device = payloadMatches[self.config.devicePart]
-  case CONSTANT_SEL:
-    measurement.Device = self.config.device
-  }
+	var payloadMatches []string
+	if self.payloadRegex != nil {
+		payloadMatches = self.payloadRegex.FindStringSubmatch(message.Payload)
+		//log.Printf("Matches: %s", strings.Join(payloadMatches, ", "))
+	}

-  measurement.Values = make(map[string]database.VariableType)
-  var variable database.VariableType
-  variable.Label = ""
-  variable.Variable = ""
+	switch self.config.deviceFrom {
+	case TOPIC_SEL:
+		if self.config.devicePart >= len(subTopics) {
+			self.Lost("devicePart out of range", nil, message)
+			return
+		}
+		measurement.Device = subTopics[self.config.devicePart]
+	case PAYLOAD_SEL:
+		if self.payloadRegex == nil {
+			self.Lost("no payloadRegex defined, devicePart can't be used", nil, message)
+			return
+		}
+		if self.config.devicePart >= len(payloadMatches) {
+			self.Lost("devicePart out of range", nil, message)
+			return
+		}
+		measurement.Device = payloadMatches[self.config.devicePart]
+	case CONSTANT_SEL:
+		measurement.Device = self.config.device
+	}

-  switch self.config.valueFrom {
-  case PAYLOAD_SEL:
-    if self.payloadRegex == nil {
-      self.Lost("no payloadRegex defined, valuePart can't be used", nil, message)
-      return
-    }
-    if self.config.valuePart >= len(payloadMatches) {
-      self.Lost("valuePart out of range", nil, message)
-      return
-    }
-    variable.Value = payloadMatches[self.config.valuePart]
-  case PAYLOAD_FULL_SEL:
-    variable.Value = message.Payload
-  }
+	measurement.Values = make(map[string]database.VariableType)
+	var variable database.VariableType
+	variable.Label = ""
+	variable.Variable = ""

-  switch self.config.unitFrom {
-  case PAYLOAD_SEL:
-    if self.payloadRegex == nil {
-      self.Lost("no payloadRegex defined, unitPart can't be used", nil, message)
-      return
-    }
-    if self.config.unitPart >= len(payloadMatches) {
-      self.Lost("unitPart out of range", nil, message)
-      return
-    }
-    variable.Unit = payloadMatches[self.config.unitPart]
-  case CONSTANT_SEL:
-    variable.Unit = self.config.unit
-  }
+	var value string
+	switch self.config.valueFrom {
+	case PAYLOAD_SEL:
+		if self.payloadRegex == nil {
+			self.Lost("no payloadRegex defined, valuePart can't be used", nil, message)
+			return
+		}
+		if self.config.valuePart >= len(payloadMatches) {
+			self.Lost("valuePart out of range", nil, message)
+			return
+		}
+		value = payloadMatches[self.config.valuePart]
+	case PAYLOAD_FULL_SEL:
+		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
+	}

-  measurement.Values["Value"] = variable
+	switch self.config.unitFrom {
+	case PAYLOAD_SEL:
+		if self.payloadRegex == nil {
+			self.Lost("no payloadRegex defined, unitPart can't be used", nil, message)
+			return
+		}
+		if self.config.unitPart >= len(payloadMatches) {
+			self.Lost("unitPart out of range", nil, message)
+			return
+		}
+		variable.Unit = payloadMatches[self.config.unitPart]
+	case CONSTANT_SEL:
+		variable.Unit = self.config.unit
+	}

-  //log.Printf("Prepared measurement item: %s", measurement)
-  self.dbh.StoreMeasurement(&measurement)
-  self.S()
+	measurement.Values["Value"] = variable
+
+	//log.Printf("Prepared measurement item: %s", measurement)
+	self.dbh.StoreMeasurement(&measurement)
+	self.S()
 }
-