{
  "context": "This criteria evaluates how well the engineer uses the aiortc package's SDP offer/answer negotiation APIs to establish a WebRTC connection between two peers. It focuses on correct usage of RTCPeerConnection, createOffer(), createAnswer(), setLocalDescription(), and setRemoteDescription() in the proper sequence.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "RTCPeerConnection creation",
      "description": "Creates two RTCPeerConnection instances to represent the offering and answering peers.",
      "max_score": 10
    },
    {
      "name": "createOffer() usage",
      "description": "Calls createOffer() on the offering peer to generate an SDP offer and properly awaits the result.",
      "max_score": 15
    },
    {
      "name": "Offering peer setLocalDescription",
      "description": "Calls setLocalDescription() on the offering peer with the created offer to set it as the local description.",
      "max_score": 15
    },
    {
      "name": "Answering peer setRemoteDescription",
      "description": "Calls setRemoteDescription() on the answering peer with the offer from the offering peer to set it as the remote description.",
      "max_score": 15
    },
    {
      "name": "createAnswer() usage",
      "description": "Calls createAnswer() on the answering peer to generate an SDP answer, ensuring it is called only after setRemoteDescription() has been called on the answering peer, and properly awaits the result.",
      "max_score": 15
    },
    {
      "name": "Answering peer setLocalDescription",
      "description": "Calls setLocalDescription() on the answering peer with the created answer to set it as the local description.",
      "max_score": 15
    },
    {
      "name": "Offering peer answer handling",
      "description": "Calls setRemoteDescription() on the offering peer with the answer from the answering peer to complete the negotiation.",
      "max_score": 10
    },
    {
      "name": "Resource cleanup",
      "description": "Calls close() on both peer connections to properly clean up resources after negotiation.",
      "max_score": 5
    }
  ]
}