95 lines
2.0 KiB
Go
95 lines
2.0 KiB
Go
package manager
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import (
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"context"
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"log"
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"sync"
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"git.godopu.net/lab/etri-smartfarm-poc-controller-serial/puserial"
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"github.com/rjeczalik/notify"
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)
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var ctx context.Context
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var cancel context.CancelFunc
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var ch_discover chan notify.EventInfo
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var _managerObj *_manager
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var registerHandleFunc func(e Event)
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var removeHandleFunc func(e Event)
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func init() {
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ctx, cancel = context.WithCancel(context.Background())
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ch_discover = make(chan notify.EventInfo)
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devWithUUID := map[string]*_device{}
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devWithIface := map[interface{}]*_device{}
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chanForSync := map[string]chan map[string]interface{}{}
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_managerObj = &_manager{
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devicesWithUUID: devWithUUID,
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devicesWithIface: devWithIface,
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chanForSync: chanForSync,
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SyncListener: &SyncHandler{devices: devWithUUID, chanForSync: chanForSync, mutex: &sync.Mutex{}},
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RecvListener: &RecvHandler{devices: devWithIface, chanForSync: chanForSync},
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}
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registerHandleFunc = nil
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removeHandleFunc = nil
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}
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func AddRegisterHandleFunc(h func(e Event)) {
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registerHandleFunc = h
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}
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func AddRemoveHandleFunc(h func(e Event)) {
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removeHandleFunc = h
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}
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func Close() {
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cancel()
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}
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func Sync(key string, param map[string]interface{}) {
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_managerObj.onSync(key, param)
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}
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func AddRecvListener(h EventHandler) {
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_managerObj.addRecvListener(h)
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}
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// func SetDevicePropsToSync(uuid string, propsToSync []string) error {
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// device, ok := _managerObj.devicesWithUUID[uuid]
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// if !ok {
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// return errors.New("device not found")
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// }
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// device.propsToSync = propsToSync
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// return nil
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// }
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func Run() error {
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ifaces, err := puserial.InitDevice()
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if err != nil {
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return err
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}
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for _, e := range ifaces {
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go _managerObj.onAdded(e)
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}
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go puserial.WatchNewDevice(ctx, ch_discover)
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for {
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e, ok := <-ch_discover
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if !ok {
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log.Println("manager exit")
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return nil
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}
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switch e.Event() {
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case notify.Create:
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go _managerObj.onAdded(e.Path())
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// case notify.Remove:
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// log.Println("USB Disconnected!!")
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// _managerObj.onAdded(e.Path())
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}
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}
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}
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