Add connector rpc (#800)

* Add connector rpc

* copyright

connectorclient.go

@@ -0,0 +1,83 @@
+// Copyright 2023 LiveKit, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package lksdk
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/livekit/protocol/livekit"
+	"github.com/livekit/protocol/utils/xtwirp"
+	"github.com/livekit/server-sdk-go/v2/signalling"
+	"github.com/twitchtv/twirp"
+)
+
+type ConnectorClient struct {
+	connector livekit.Connector
+	authBase
+}
+
+func NewConnectorClient(url string, apiKey string, secretKey string, opts ...twirp.ClientOption) *ConnectorClient {
+	opts = append(opts, xtwirp.DefaultClientOptions()...)
+	url = signalling.ToHttpURL(url)
+	client := livekit.NewConnectorProtobufClient(url, &http.Client{}, opts...)
+	return &ConnectorClient{
+		connector: client,
+		authBase: authBase{
+			apiKey:    apiKey,
+			apiSecret: secretKey,
+		},
+	}
+}
+
+func (c *ConnectorClient) ConnectTwilioCall(ctx context.Context, req *livekit.ConnectTwilioCallRequest) (*livekit.ConnectTwilioCallResponse, error) {
+	ctx, err := c.withAuth(ctx, withVideoGrant{RoomCreate: true, Room: req.RoomName})
+	if err != nil {
+		return nil, err
+	}
+	return c.connector.ConnectTwilioCall(ctx, req)
+}
+
+func (c *ConnectorClient) DialWhatsAppCall(ctx context.Context, req *livekit.DialWhatsAppCallRequest) (*livekit.DialWhatsAppCallResponse, error) {
+	ctx, err := c.withAuth(ctx, withVideoGrant{RoomCreate: true, Room: req.RoomName})
+	if err != nil {
+		return nil, err
+	}
+	return c.connector.DialWhatsAppCall(ctx, req)
+}
+
+func (c *ConnectorClient) AcceptWhatsAppCall(ctx context.Context, req *livekit.AcceptWhatsAppCallRequest) (*livekit.AcceptWhatsAppCallResponse, error) {
+	ctx, err := c.withAuth(ctx, withVideoGrant{RoomCreate: true, Room: req.RoomName})
+	if err != nil {
+		return nil, err
+	}
+	return c.connector.AcceptWhatsAppCall(ctx, req)
+}
+
+func (c *ConnectorClient) ConnectWhatsAppCall(ctx context.Context, req *livekit.ConnectWhatsAppCallRequest) (*livekit.ConnectWhatsAppCallResponse, error) {
+	ctx, err := c.withAuth(ctx, withVideoGrant{})
+	if err != nil {
+		return nil, err
+	}
+	return c.connector.ConnectWhatsAppCall(ctx, req)
+}
+
+func (c *ConnectorClient) DisconnectWhatsAppCall(ctx context.Context, req *livekit.DisconnectWhatsAppCallRequest) (*livekit.DisconnectWhatsAppCallResponse, error) {
+	ctx, err := c.withAuth(ctx, withVideoGrant{})
+	if err != nil {
+		return nil, err
+	}
+	return c.connector.DisconnectWhatsAppCall(ctx, req)
+}