code.octet-stream.net Git - broadcaster/blob - server/playlist.go

   1 package main
   2
   3 import (
   4         "sync"
   5 )
   6
   7 type Playlists struct {
   8         changeWait    chan bool
   9         playlistMutex sync.Mutex
  10 }
  11
  12 var playlists Playlists
  13
  14 func InitPlaylists() {
  15         playlists.changeWait = make(chan bool)
  16 }
  17
  18 func (p *Playlists) GetPlaylists() []Playlist {
  19         p.playlistMutex.Lock()
  20         defer p.playlistMutex.Unlock()
  21         return db.GetPlaylists()
  22 }
  23
  24 func (p *Playlists) WatchForChanges() ([]Playlist, chan bool) {
  25         p.playlistMutex.Lock()
  26         defer p.playlistMutex.Unlock()
  27         return db.GetPlaylists(), p.changeWait
  28 }
  29
  30 func (p *Playlists) NotifyChanges() {
  31         p.playlistMutex.Lock()
  32         defer p.playlistMutex.Unlock()
  33         close(p.changeWait)
  34         p.changeWait = make(chan bool)
  35 }