package main

import (
	"context"
	"encoding/json"
	"fmt"
	"os"

	"github.com/golang-io/requests"
	"github.com/tkrajina/gpxgo/gpx"
)

type SuisseMobileGeometry struct {
	Segments [][][]float64 `json:"coordinates"`
}

type SuisseMobileProperties struct {
	Name string `json:"name"`
}

type SuisseMobileResponse struct {
	Properties SuisseMobileProperties `json:"properties"`
	Geometry   SuisseMobileGeometry   `json:"geometry"`
}

func main() {
	sess := requests.New(requests.URL("https://schweizmobil.ch"))
	resp, _ := sess.DoRequest(context.Background(),
		requests.Path("/api/6/tracks/1856337628"),
	)

	var response SuisseMobileResponse
	err := json.Unmarshal(resp.Content.Bytes(), &response)
	if err != nil {
		panic(err)
	}

	var gpxFile gpx.GPX
	var gpxTrack gpx.GPXTrack

	gpxFile.Name = response.Properties.Name

	for _, segments := range response.Geometry.Segments {
		var gpxTrackSegment gpx.GPXTrackSegment

		for _, point := range segments {
			fmt.Println(point)
			var gpxPoint gpx.GPXPoint

			gpxPoint.Longitude = point[0]
			gpxPoint.Latitude = point[1]
			gpxPoint.Elevation = *gpx.NewNullableFloat64(point[2])

			gpxTrackSegment.AppendPoint(&gpxPoint)
		}

		gpxTrack.AppendSegment(&gpxTrackSegment)
	}

	gpxFile.AppendTrack(&gpxTrack)
	xml, err := gpxFile.ToXml(gpx.ToXmlParams{})
	if err != nil {
		panic(err)
	}

	file, err := os.Create("1856337628.gpx")
	if err != nil {
		panic(err)
	}

	_, err = file.Write(xml)
	if err != nil {
		panic(err)
	}
}