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main.go
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main.go
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package main
import (
"fmt"
"github.com/immesys/spawnpoint/spawnable"
bw2 "gopkg.in/immesys/bw2bind.v5"
"strconv"
"time"
)
const (
PONUM = "2.1.1.0"
)
type CSVPoint struct {
time int64
temperature float64
}
func NewInfoPO(time int64, temp float64, relHumidity float64, heatingSetpoint float64, coolingSetpoint float64, override bool, fan bool, mode int, state int) bw2.PayloadObject {
msg := map[string]interface{}{
"temperature": temp,
"relative_humidity": relHumidity,
"heating_setpoint": heatingSetpoint,
"cooling_setpoint": coolingSetpoint,
"override": override,
"fan": fan,
"mode": mode,
"state": state,
"time": time}
po, err := bw2.CreateMsgPackPayloadObject(bw2.FromDotForm(PONUM), msg)
if err != nil {
panic(err)
}
return po
}
func main() {
bwClient := bw2.ConnectOrExit("")
params := spawnable.GetParamsOrExit()
bwClient.OverrideAutoChainTo(true)
bwClient.SetEntityFromEnvironOrExit()
baseuri := params.MustString("svc_base_uri")
poll_interval := params.MustString("poll_interval")
service := bwClient.RegisterService(baseuri, "s.vthermostat")
iface := service.RegisterInterface("vthermostat", "i.xbos.thermostat")
params.MergeMetadata(bwClient)
v := NewVthermostat(poll_interval)
csvChan := make(chan CSVPoint, 10)
go func() {
for point := range csvChan {
fmt.Println(strconv.FormatInt(point.time, 10)+",", strconv.FormatFloat(point.temperature, 'f', -1, 64)+",")
}
}()
iface.SubscribeSlot("setpoints", func(msg *bw2.SimpleMessage) {
po := msg.GetOnePODF(PONUM)
if po == nil {
fmt.Println("Received actuation command without valid PO, dropping")
return
}
msgpo, err := bw2.LoadMsgPackPayloadObject(po.GetPONum(), po.GetContents())
if err != nil {
fmt.Println(err)
return
}
var data map[string]interface{}
err = msgpo.ValueInto(&data)
if err != nil {
fmt.Println(err)
return
}
v.setHeatingSetpoint(data["heating_setpoint"].(float64))
v.setCoolingSetpoint(data["cooling_setpoint"].(float64))
})
iface.SubscribeSlot("state", func(msg *bw2.SimpleMessage) {
po := msg.GetOnePODF(PONUM)
if po == nil {
fmt.Println("Received actuation command without valid PO, dropping")
return
}
msgpo, err := bw2.LoadMsgPackPayloadObject(po.GetPONum(), po.GetContents())
if err != nil {
fmt.Println(err)
return
}
var data map[string]interface{}
err = msgpo.ValueInto(&data)
if err != nil {
fmt.Println(err)
return
}
v.setHeatingSetpoint(data["heating_setpoint"].(float64))
v.setCoolingSetpoint(data["cooling_setpoint"].(float64))
v.setOverride(data["override"].(bool))
v.setMode(int(data["mode"].(uint64)))
v.setFan(data["fan"].(bool))
})
data := v.Start()
for point := range data {
timestamp := time.Now().UnixNano()
po := NewInfoPO(
timestamp,
point.temperature,
point.relativeHumidity,
point.heatingSetpoint,
point.coolingSetpoint,
point.override,
point.fan,
point.mode,
point.state)
iface.PublishSignal("info", po)
csvData := CSVPoint{
time: timestamp,
temperature: point.temperature,
}
csvChan <- csvData
}
}