neko/internal/session/session.go
2021-03-13 21:37:00 +01:00

191 lines
4.0 KiB
Go

package session
import (
"github.com/rs/zerolog"
"demodesk/neko/internal/types"
"demodesk/neko/internal/types/event"
"demodesk/neko/internal/types/message"
)
type SessionCtx struct {
id string
logger zerolog.Logger
manager *SessionManagerCtx
profile types.MemberProfile
state types.MemberState
websocketPeer types.WebSocketPeer
webrtcPeer types.WebRTCPeer
}
func (session *SessionCtx) ID() string {
return session.id
}
// ---
// profile
// ---
func (session *SessionCtx) Name() string {
return session.profile.Name
}
func (session *SessionCtx) IsAdmin() bool {
return session.profile.IsAdmin
}
func (session *SessionCtx) CanLogin() bool {
return session.profile.CanLogin
}
func (session *SessionCtx) CanConnect() bool {
return session.profile.CanConnect
}
func (session *SessionCtx) CanWatch() bool {
return session.profile.CanWatch
}
func (session *SessionCtx) CanHost() bool {
return session.profile.CanHost
}
func (session *SessionCtx) CanAccessClipboard() bool {
return session.profile.CanAccessClipboard
}
func (session *SessionCtx) GetProfile() types.MemberProfile {
profile := session.profile
profile.Secret = ""
return profile
}
func (session *SessionCtx) profileChanged() {
if !session.CanHost() && session.IsHost() {
session.manager.ClearHost()
}
if !session.CanWatch() && session.state.IsWatching {
if err := session.webrtcPeer.Destroy(); err != nil {
session.logger.Warn().Err(err).Msgf("webrtc destroy has failed")
}
}
if (!session.CanConnect() || !session.CanLogin()) && session.state.IsConnected {
if err := session.Disconnect("profile changed"); err != nil {
session.logger.Warn().Err(err).Msgf("websocket destroy has failed")
}
}
}
// ---
// state
// ---
func (session *SessionCtx) IsHost() bool {
return session.manager.host != nil && session.manager.host.ID() == session.ID()
}
func (session *SessionCtx) IsConnected() bool {
return session.state.IsConnected
}
func (session *SessionCtx) GetState() types.MemberState {
return session.state
}
// ---
// webscoket
// ---
func (session *SessionCtx) SetWebSocketPeer(websocketPeer types.WebSocketPeer) {
if session.websocketPeer != nil {
if err := session.websocketPeer.Destroy(); err != nil {
session.logger.Warn().Err(err).Msgf("websocket destroy has failed")
}
}
session.websocketPeer = websocketPeer
}
func (session *SessionCtx) SetWebSocketConnected(connected bool) {
session.state.IsConnected = connected
if connected {
session.manager.emmiter.Emit("connected", session)
return
}
session.manager.emmiter.Emit("disconnected", session)
session.websocketPeer = nil
if session.webrtcPeer != nil {
if err := session.webrtcPeer.Destroy(); err != nil {
session.logger.Warn().Err(err).Msgf("webrtc destroy has failed")
}
}
}
func (session *SessionCtx) Send(v interface{}) error {
if session.websocketPeer == nil {
return nil
}
return session.websocketPeer.Send(v)
}
func (session *SessionCtx) Disconnect(reason string) error {
if err := session.Send(
message.SystemDisconnect{
Event: event.SYSTEM_DISCONNECT,
Message: reason,
}); err != nil {
return err
}
if session.websocketPeer != nil {
if err := session.websocketPeer.Destroy(); err != nil {
return err
}
}
if session.webrtcPeer != nil {
if err := session.webrtcPeer.Destroy(); err != nil {
return err
}
}
return nil
}
// ---
// webrtc
// ---
func (session *SessionCtx) SetWebRTCPeer(webrtcPeer types.WebRTCPeer) {
if session.webrtcPeer != nil {
if err := session.webrtcPeer.Destroy(); err != nil {
session.logger.Warn().Err(err).Msgf("webrtc destroy has failed")
}
}
session.webrtcPeer = webrtcPeer
}
func (session *SessionCtx) SetWebRTCConnected(webrtcPeer types.WebRTCPeer, connected bool) {
if webrtcPeer != session.webrtcPeer {
return
}
session.state.IsWatching = connected
session.manager.emmiter.Emit("state_changed", session)
if !connected {
session.webrtcPeer = nil
}
}
func (session *SessionCtx) GetWebRTCPeer() types.WebRTCPeer {
return session.webrtcPeer
}