telegabber/calls/signaling/tgsig/caller.go

package tgsig

import (
	"dev.narayana.im/narayana/telegabber/calls/signaling"

	log "github.com/sirupsen/logrus"
	"github.com/zelenin/go-tdlib/client"
)

// tg-side Caller for XMPP-originated calls
type Caller struct {
	callBase
}

// invoked by Bridge under its mutex; bridge re-entry must be deferred
func (c *Caller) Start() {
	entry := log.WithFields(log.Fields{"user_id": c.userID, "is_video": c.isVideo, "jid": c.adapter.jid})
	c.adapter.withCallContext(func() {
		resp, err := c.adapter.tdlib.CreateCall(&client.CreateCallRequest{
			UserId:   c.userID,
			Protocol: callProtocol(),
			IsVideo:  c.isVideo,
		})
		if err != nil {
			entry.WithError(err).Error("tgsig.Caller.Start: CreateCall failed")
			if b := c.getBridge(); b != nil {
				go b.Terminate(signaling.ReasonUnknown)
			}
			return
		}
		c.setCallID(resp.Id)
		c.adapter.registerSide(c.userID, &c.callBase)
		c.adapter.mgr.Register(c.adapter.jid, resp.Id, &c.callBase)
		entry.WithField("call_id", resp.Id).Info("CreateCall issued")
	})
}