mirror of
https://bitbucket.org/s_l_teichmann/mtsatellite
synced 2024-09-16 01:30:36 +02:00
64 lines
1.1 KiB
Go
64 lines
1.1 KiB
Go
package main
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import (
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"bytes"
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"encoding/json"
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"html/template"
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"log"
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"net/http"
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"sync"
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)
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var geoJSONTmpl = template.Must(template.New("geojson").Parse(
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`{ "type": "Feature",
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"geometry": {
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"type": "Point",
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"coordinates": [{{.X}}, {{.Z}}]
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},
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"properties": {
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"name": {{.Name || html }}
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}
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}`))
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type player struct {
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X float64
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Y float64
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Z float64
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Name string
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}
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type players struct {
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fifo string
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wsf *websocketForwarder
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pls []*player
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mu sync.RWMutex
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}
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func newPlayers(fifo string, wsf *websocketForwarder) *players {
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return &players{fifo: fifo, wsf: wsf}
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}
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func (p *player) MarshalJSON() ([]byte, error) {
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var buf bytes.Buffer
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if err := geoJSONTmpl.Execute(&buf, p); err != nil {
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return nil, err
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}
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return buf.Bytes(), nil
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}
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func (ps *players) run() {
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for {
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// TODO: Implement me!
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}
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}
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func (ps *players) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
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rw.Header().Set("Content-Type", "application/json")
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ps.mu.RLock()
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defer ps.mu.RUnlock()
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encoder := json.NewEncoder(rw)
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if err := encoder.Encode(ps.pls); err != nil {
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log.Printf("error: sending JSON failed: %s\n", err)
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}
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}
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