120 lines
3.3 KiB
Go
120 lines
3.3 KiB
Go
package main
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import (
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"encoding/json"
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"flag"
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"fmt"
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"net/http"
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"os"
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"os/exec"
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"path/filepath"
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"text/template"
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"time"
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)
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const command = `
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tell application "Spotify"
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set ctrack to "{"
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set ctrack to ctrack & "\"artist\": \"" & current track's artist & "\""
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set ctrack to ctrack & ",\"album\": \"" & current track's album & "\""
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set ctrack to ctrack & ",\"discNumber\": " & current track's disc number
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set ctrack to ctrack & ",\"duration\": " & current track's duration
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set ctrack to ctrack & ",\"playedCount\": " & current track's played count
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set ctrack to ctrack & ",\"trackNumber\": " & current track's track number
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set ctrack to ctrack & ",\"popularity\": " & current track's popularity
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set ctrack to ctrack & ",\"id\": \"" & current track's id & "\""
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set ctrack to ctrack & ",\"position\": " & (player position as integer)
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set ctrack to ctrack & ",\"name\": \"" & current track's name & "\""
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set ctrack to ctrack & ",\"albumArtist\": \"" & current track's album artist & "\""
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set ctrack to ctrack & ",\"artworkUrl\": \"" & current track's artwork url & "\""
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set ctrack to ctrack & ",\"spotifyUrl\": \"" & current track's spotify url & "\""
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set ctrack to ctrack & "}"
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return ctrack
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end tell`
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type SpotifyCurrentTrack struct {
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Artist string `json:"artist"`
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Album string `json:"album"`
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DiscNumber int `json:"discNumber"`
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Duration int `json:"duration"`
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PlayedCount int `json:"playedCount"`
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TrackNumber int `json:"trackNumber"`
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Popularity int `json:"popularity"`
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ID string `json:"id"`
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Name string `json:"name"`
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Position int `json:"position"`
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AlbumArtist string `json:"albumArtist"`
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ArtworkURL string `json:"artworkUrl"`
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SpotifyURL string `json:"spotifyUrl"`
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}
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type Response struct {
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Track SpotifyCurrentTrack
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Refresh int64
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Port string
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}
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func getCurrentTrack() SpotifyCurrentTrack {
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currentTrack := SpotifyCurrentTrack{}
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cmd := exec.Command("osascript", "-e", command)
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output, err := cmd.CombinedOutput()
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if err != nil {
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return currentTrack
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}
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if err := json.Unmarshal(output, ¤tTrack); err != nil {
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return currentTrack
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}
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return currentTrack
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}
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func main() {
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port := flag.String("port", "5783", "http port")
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flag.Parse()
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ex, _ := os.Executable()
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tmpl, err := template.ParseFiles(filepath.Join(ex, "../index.html"))
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if err != nil {
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panic(err)
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}
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http.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
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response := Response{
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Track: getCurrentTrack(),
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Refresh: time.Second.Milliseconds(),
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Port: *port,
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}
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refreshQueryParam := req.URL.Query().Get("refresh")
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if refreshQueryParam != "" {
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if duration, err := time.ParseDuration(refreshQueryParam); err == nil {
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response.Refresh = duration.Milliseconds()
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}
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}
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if err := tmpl.Execute(w, response); err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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}
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})
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http.HandleFunc("/track", func(w http.ResponseWriter, req *http.Request) {
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w.Header().Set("Content-Type", "application/json")
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w.Header().Set("Access-Control-Allow-Origin", "*")
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resp, _ := json.Marshal(getCurrentTrack())
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fmt.Fprint(w, string(resp))
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})
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fmt.Printf("The server is running on port %s!", *port)
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http.ListenAndServe(fmt.Sprintf(":%s", *port), nil)
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}
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