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refactor answer logic to one location

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This commit is contained in:
Dave Horton
2020-04-14 09:39:48 -04:00
parent 50011e01dd
commit aa9e781baf
2 changed files with 30 additions and 14 deletions
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30
lib/session/call-session.js
View File

@@ -554,6 +554,36 @@ class CallSession extends Emitter {
};
}
/**
* Answer the call, if it has not already been answered.
*
* NB: This should be the one and only place we generate 200 OK to incoming INVITEs
*/
async propagateAnswer() {
if (!this.dlg) {
assert(this.ep);
this.dlg = await this.srf.createUAS(this.req, this.res, {localSdp: this.ep.local.sdp});
this.dlg.on('destroy', this._callerHungup.bind(this));
this.wrapDialog(this.dlg);
this.dlg.callSid = this.callSid;
this.emit('callStatusChange', {sipStatus: 200, callStatus: CallStatus.InProgress});
this.dlg.on('modify', this._onReinvite.bind(this));
this.logger.debug(`CallSession:propagateAnswer - answered callSid ${this.callSid}`);
}
}
async _onReinvite(req, res) {
try {
const newSdp = await this.ep.modify(req.body);
res.send(200, {body: newSdp});
this.logger.info({offer: req.body, answer: newSdp}, 'handling reINVITE');
} catch (err) {
this.logger.error(err, 'Error handling reinvite');
}
}
/**
* Called any time call status changes. This method both invokes the
* call_status_hook callback as well as updates the realtime database

14
lib/session/inbound-call-session.js
View File

@@ -33,20 +33,6 @@ class InboundCallSession extends CallSession {
}
}
/**
* Answer the call, if it has not already been answered.
*/
async propagateAnswer() {
if (!this.dlg) {
assert(this.ep);
this.dlg = await this.srf.createUAS(this.req, this.res, {localSdp: this.ep.local.sdp});
this.wrapDialog(this.dlg);
this.dlg.on('destroy', this._callerHungup.bind(this));
this.emit('callStatusChange', {sipStatus: 200, callStatus: CallStatus.InProgress});
this.logger.debug(`CallSession:propagateAnswer - answered callSid ${this.callSid}`);
}
}
/**
* This is invoked when the caller hangs up, in order to calculate the call duration.
*/