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update file go/l17.go add mqtt sent

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root 2026-06-16 22:21:43 +03:00
parent e47f6b3883
commit d7a46aa40d
3 changed files with 46 additions and 3 deletions
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6
go/go.mod
View file

@ -1,8 +1,12 @@
module my-app
go 1.23.4
go 1.24.0
require (
github.com/eclipse/paho.mqtt.golang v1.5.1 // indirect
github.com/go-telegram-bot-api/telegram-bot-api/v5 v5.5.1 // indirect
github.com/gorilla/websocket v1.5.3 // indirect
github.com/joho/godotenv v1.5.1 // indirect
golang.org/x/net v0.44.0 // indirect
golang.org/x/sync v0.17.0 // indirect
)

8
go/go.sum
View file

@ -1,4 +1,12 @@
github.com/eclipse/paho.mqtt.golang v1.5.1 h1:/VSOv3oDLlpqR2Epjn1Q7b2bSTplJIeV2ISgCl2W7nE=
github.com/eclipse/paho.mqtt.golang v1.5.1/go.mod h1:1/yJCneuyOoCOzKSsOTUc0AJfpsItBGWvYpBLimhArU=
github.com/go-telegram-bot-api/telegram-bot-api/v5 v5.5.1 h1:wG8n/XJQ07TmjbITcGiUaOtXxdrINDz1b0J1w0SzqDc=
github.com/go-telegram-bot-api/telegram-bot-api/v5 v5.5.1/go.mod h1:A2S0CWkNylc2phvKXWBBdD3K0iGnDBGbzRpISP2zBl8=
github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
golang.org/x/net v0.44.0 h1:evd8IRDyfNBMBTTY5XRF1vaZlD+EmWx6x8PkhR04H/I=
golang.org/x/net v0.44.0/go.mod h1:ECOoLqd5U3Lhyeyo/QDCEVQ4sNgYsqvCZ722XogGieY=
golang.org/x/sync v0.17.0 h1:l60nONMj9l5drqw6jlhIELNv9I0A4OFgRsG9k2oT9Ug=
golang.org/x/sync v0.17.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=

35
go/l17.go
View file

@ -8,6 +8,7 @@ import (
"net/http"
"time"
"encoding/json"
mqtt "github.com/eclipse/paho.mqtt.golang"
"fmt"
)
@ -18,7 +19,7 @@ type OpenWeather struct{
} `json:"main"`
}
func main() {
func WeatherReq() (string, float64) {
err := godotenv.Load()
if err != nil {
log.Fatalf("%v\n", err)
@ -38,10 +39,40 @@ func main() {
if err != nil {
log.Fatalf("%v\n", err)
}
defer resp.Body.Close()
var WeatherData OpenWeather
err = json.NewDecoder(resp.Body).Decode(&WeatherData)
if err != nil {
log.Fatalf("%v\n", err)
}
fmt.Println(WeatherData.City, WeatherData.Main.Temp)
return WeatherData.City, WeatherData.Main.Temp
}
func main() {
err := godotenv.Load()
if err != nil { log.Fatalf("%v\n", err) }
broker := os.Getenv("broker_mqtt")
ClientID := os.Getenv("clientid_mqtt")
topic := os.Getenv("topic_mqtt")
opts := mqtt.NewClientOptions()
opts.AddBroker(broker)
opts.SetClientID(ClientID)
opts.SetConnectTimeout(5 * time.Second)
client := mqtt.NewClient(opts)
if token := client.Connect(); token.Wait() && token.Error() != nil { log.Fatalf("%v\n", token.Error()) }
defer client.Disconnect(250)
fmt.Println("Connect to a broker")
city, temp := WeatherReq()
payload := fmt.Sprintf("City: %s, Temperature: %.2f°C", city, temp)
token := client.Publish(topic, 0, false, payload)
token.Wait()
if err = token.Error(); err != nil {
log.Fatalf("%v\n", token.Error)
} else {
fmt.Println("Sent in", topic)
}
}