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

   1 package main
   2
   3 import (
   4         "code.octet-stream.net/broadcaster/protocol"
   5         "sync"
   6 )
   7
   8 type ServerStatus struct {
   9         statuses      map[int]protocol.StatusMessage
  10         statusesMutex sync.Mutex
  11         changeWait    chan bool
  12 }
  13
  14 var status ServerStatus
  15
  16 func InitServerStatus() {
  17         status = ServerStatus{
  18                 statuses:   make(map[int]protocol.StatusMessage),
  19                 changeWait: make(chan bool),
  20         }
  21 }
  22
  23 func (s *ServerStatus) MergeStatus(radioId int, status protocol.StatusMessage) {
  24         s.statusesMutex.Lock()
  25         defer s.statusesMutex.Unlock()
  26         s.statuses[radioId] = status
  27         s.TriggerChange()
  28 }
  29
  30 func (s *ServerStatus) RadioDisconnected(radioId int) {
  31         s.statusesMutex.Lock()
  32         defer s.statusesMutex.Unlock()
  33         delete(s.statuses, radioId)
  34         s.TriggerChange()
  35 }
  36
  37 func (s *ServerStatus) TriggerChange() {
  38         close(s.changeWait)
  39         s.changeWait = make(chan bool)
  40 }
  41
  42 func (s *ServerStatus) Statuses() map[int]protocol.StatusMessage {
  43         s.statusesMutex.Lock()
  44         defer s.statusesMutex.Unlock()
  45         c := make(map[int]protocol.StatusMessage)
  46         for k, v := range s.statuses {
  47                 c[k] = v
  48         }
  49         return c
  50 }
  51
  52 func (s *ServerStatus) ChangeChannel() chan bool {
  53         return s.changeWait
  54 }