add Trickle ICE support.

internal/types/event/events.go

@@ -7,9 +7,10 @@ const (
 )
 
 const (
-	SIGNAL_REQUEST = "signal/request"
-	SIGNAL_ANSWER  = "signal/answer"
-	SIGNAL_PROVIDE = "signal/provide"
+	SIGNAL_REQUEST   = "signal/request"
+	SIGNAL_ANSWER    = "signal/answer"
+	SIGNAL_PROVIDE   = "signal/provide"
+	SIGNAL_CANDIDATE = "signal/candidate"
 )
 
 const (

internal/types/message/messages.go

@@ -1,6 +1,8 @@
 package message
 
 import (
+	"github.com/pion/webrtc/v3"
+
 	"demodesk/neko/internal/types"
 )
 
@@ -45,6 +47,11 @@ type SignalProvide struct {
 	ICE   []string `json:"ice"`
 }
 
+type SignalCandidate struct {
+	Event string `json:"event,omitempty"`
+	*webrtc.ICECandidateInit
+}
+
 type SignalAnswer struct {
 	Event string `json:"event,omitempty"`
 	SDP   string `json:"sdp"`

internal/types/session.go

@@ -1,6 +1,10 @@
 package types
 
-import "net/http"
+import (
+	"net/http"
+
+	"github.com/pion/webrtc/v3"
+)
 
 type MemberProfile struct {
 	Secret             string `json:"secret,omitempty"`
@@ -58,6 +62,7 @@ type Session interface {
 	SetWebRTCPeer(webrtc_peer WebRTCPeer)
 	SetWebRTCConnected(connected bool)
 	SignalAnswer(sdp string) error
+	SignalCandidate(candidate webrtc.ICECandidateInit) error
 }
 
 type SessionManager interface {

internal/types/webrtc.go

@@ -4,6 +4,8 @@ import "github.com/pion/webrtc/v3"
 
 type WebRTCPeer interface {
 	SignalAnswer(sdp string) error
+	SignalCandidate(candidate webrtc.ICECandidateInit) error
+
 	Destroy() error
 }