package main

import (

"bytes"

"encoding/json"

"fmt"

"net/http"

"time"

"github.com/MichaelS11/go-dht"

)

type reading struct {

TimeStamp string

Temperature float64

Humidity float64

}

const GPIO = "GPIO17"

const Endpoint = "http://golangworkshop.com:5000/reading"

func main() {

// grab our timestamp

timeStamp := time.Now()

hosterr := dht.HostInit()

if hosterr != nil {

fmt.Println("HostInit error:", hosterr)

return

}

dht, dhterr := dht.NewDHT(GPIO, dht.Fahrenheit, "")

if dhterr != nil {

fmt.Println("NewDHT error:", dhterr)

return

}

humidity, temperature, readerr := dht.Read()

if readerr != nil {

fmt.Println("Reader error:", readerr)

return

}

newReading := reading{TimeStamp: timeStamp.Format("2006-01-02T15:04:05-0700"), Temperature: temperature, Humidity: humidity}

fmt.Printf("Our Reading was: \nTemperature: %v\nHumidity:%v\n", temperature, humidity)

var requestBody, reqerr = json.Marshal(newReading)

if reqerr != nil {

fmt.Println("Request error:", readerr)

return

}

resp, resperror := http.Post(Endpoint, "application/json", bytes.NewBuffer(requestBody))

if resperror != nil {

fmt.Println("Response error:", resperror)

return

}

defer resp.Body.Close()

}