notfall/main.go

package main

import (
	_ "embed"
	"encoding/json"
	"html/template"
	"net/http"
)

var lastData map[string]interface{}

//go:embed notfall.tmpl
var templateContent []byte

var active = false
var getData = false


func main()  {
	http.HandleFunc("/owntrack", func(writer http.ResponseWriter, request *http.Request) {
		var p map[string]interface{}
		err := json.NewDecoder(request.Body).Decode(&p)
		if err != nil {
			writer.WriteHeader(http.StatusInternalServerError)
			return
		}

		if p["_type"] == "location"{
			lastData = p
		}

		getData = true

		writer.Write([]byte("[]"))
	})

	http.HandleFunc("/", func(writer http.ResponseWriter, request *http.Request) {
		templ := template.Must(template.New("page").Parse(string(templateContent)))
		templ.Execute(writer, map[string]interface{}{
		})
	})

	http.HandleFunc("/json", func(writer http.ResponseWriter, request *http.Request) {
		if getData == false || active == false {
			writer.WriteHeader(http.StatusInternalServerError)
			return
		}
		data := make(map[string]interface{})

		data["lat"] = lastData["lat"]
		data["lon"] = lastData["lon"]
		data["tst"] = lastData["tst"]
		data["acc"] = lastData["acc"]

		r, err := json.Marshal(data)
		if err != nil {
			panic(err)
		}

		writer.Write(r)
	})

	http.ListenAndServe(":8080", nil)
}