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neko-custom/server/internal/session/manager.go
2020-01-18 23:30:09 +00:00

173 lines
3.4 KiB
Go

package session
import (
"fmt"
"github.com/gorilla/websocket"
"github.com/kataras/go-events"
"github.com/pion/webrtc/v2"
"n.eko.moe/neko/internal/utils"
)
func New() *SessionManager {
return &SessionManager{
host: "",
members: make(map[string]*Session),
emmiter: events.New(),
}
}
type SessionManager struct {
host string
members map[string]*Session
emmiter events.EventEmmiter
}
func (m *SessionManager) New(id string, admin bool, socket *websocket.Conn) *Session {
session := &Session{
ID: id,
Admin: admin,
socket: socket,
}
m.members[id] = session
m.emmiter.Emit("created", id, session)
return session
}
func (m *SessionManager) IsHost(id string) bool {
return m.host == id
}
func (m *SessionManager) HasHost() bool {
return m.host != ""
}
func (m *SessionManager) SetHost(id string) error {
_, ok := m.members[id]
if ok {
m.host = id
m.emmiter.Emit("host", id)
return nil
}
return fmt.Errorf("invalid session id %s", id)
}
func (m *SessionManager) GetHost() (*Session, bool) {
host, ok := m.members[m.host]
return host, ok
}
func (m *SessionManager) ClearHost() {
id := m.host
m.host = ""
m.emmiter.Emit("host_cleared", id)
}
func (m *SessionManager) Has(id string) bool {
_, ok := m.members[id]
return ok
}
func (m *SessionManager) Get(id string) (*Session, bool) {
session, ok := m.members[id]
return session, ok
}
func (m *SessionManager) Set(id string, session *Session) {
m.members[id] = session
}
func (m *SessionManager) Destroy(id string) error {
session, ok := m.members[id]
if ok {
err := session.destroy()
delete(m.members, id)
m.emmiter.Emit("destroyed", id)
return err
}
return nil
}
func (m *SessionManager) SetSocket(id string, socket *websocket.Conn) (bool, error) {
session, ok := m.members[id]
if ok {
session.socket = socket
return true, nil
}
return false, fmt.Errorf("invalid session id %s", id)
}
func (m *SessionManager) SetPeer(id string, peer *webrtc.PeerConnection) (bool, error) {
session, ok := m.members[id]
if ok {
session.peer = peer
return true, nil
}
return false, fmt.Errorf("invalid session id %s", id)
}
func (m *SessionManager) SetName(id string, name string) (bool, error) {
session, ok := m.members[id]
if ok {
session.Name = name
return true, nil
}
return false, fmt.Errorf("invalid session id %s", id)
}
func (m *SessionManager) Clear() error {
return nil
}
func (m *SessionManager) Brodcast(v interface{}, exclude interface{}) error {
if exclude != nil {
for id, sess := range m.members {
if in, _ := utils.ArrayIn(id, exclude); in {
continue
}
if err := sess.Send(v); err != nil {
return err
}
}
} else {
for _, sess := range m.members {
if err := sess.Send(v); err != nil {
return err
}
}
}
return nil
}
func (m *SessionManager) OnHost(listener func(id string)) {
m.emmiter.On("host", func(payload ...interface{}) {
listener(payload[0].(string))
})
}
func (m *SessionManager) OnHostCleared(listener func(id string)) {
m.emmiter.On("host_cleared", func(payload ...interface{}) {
listener(payload[0].(string))
})
}
func (m *SessionManager) OnCreated(listener func(id string, session *Session)) {
m.emmiter.On("created", func(payload ...interface{}) {
listener(payload[0].(string), payload[1].(*Session))
})
}
func (m *SessionManager) OnDestroy(listener func(id string)) {
m.emmiter.On("destroyed", func(payload ...interface{}) {
listener(payload[0].(string))
})
}