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if("preparing-offer"===t.state){if(t.moreIceComing)return;t.prevOffer=t.peerConnection.localDescription.sdp,t.sendMessage("OFFER",t.prevOffer),t.state="offer-sent"}else if("offer-received"===t.state)t.peerConnection.createAnswer(function(e){if(t.peerConnection.setLocalDescription(e),t.state="offer-received-preparing-answer",t.iceStarted)return void t.markActionNeeded();var n=new Date;o.default.debug(n.getTime()+": Starting ICE in responder"),t.iceStarted=!0},function(e){o.default.debug("peer connection create answer failed ",e)},t.mediaConstraints);else if("offer-received-preparing-answer"===t.state){if(t.moreIceComing)return;e=t.peerConnection.localDescription.sdp,t.sendMessage("ANSWER",e),t.state="established"}else t.error("Dazed and confused in state "+t.state+", stopping here");t.actionNeeded=!1}},t.sendOK=function(){t.sendMessage("OK")},t.sendMessage=function(e,n){var i={};i.messageType=e,i.sdp=n,"OFFER"===e?(i.offererSessionId=t.sessionId,i.answererSessionId=t.otherSessionId,i.seq=t.sequenceNumber+=1,i.tiebreaker=Math.floor(429496723*Math.random()+1)):(i.offererSessionId=t.incomingMessage.offererSessionId,i.answererSessionId=t.sessionId,i.seq=t.incomingMessage.seq),t.onsignalingmessage(JSON.stringify(i))},t.error=function(e){throw"Error in RoapOnJsep: 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