44 lines
1.6 KiB
Swift
44 lines
1.6 KiB
Swift
import Foundation
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/// 信令消息（JSON），与 WebRTCSignalServer 的 SignalMessage 字段一一对应。
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/// type: REGISTER / OFFER / ANSWER / ICE_CANDIDATE / TARGET_OFFLINE /
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/// CONNECTION_REJECTED / REQUEST_ERROR / REQUEST_TIMEOUT / REGISTER_SUCCESS 等
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struct SignalMessage: Codable {
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var type: String?
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var fromDeviceId: String?
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var toDeviceId: String?
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var deviceType: String?
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/// payload 为字符串形式的 JSON（如 {"sdp": "..."}），与服务端约定一致
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var payload: String?
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var authType: String?
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var authValue: String?
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init(type: String? = nil,
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fromDeviceId: String? = nil,
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toDeviceId: String? = nil,
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deviceType: String? = nil,
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payload: String? = nil,
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authType: String? = nil,
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authValue: String? = nil) {
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self.type = type
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self.fromDeviceId = fromDeviceId
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self.toDeviceId = toDeviceId
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self.deviceType = deviceType
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self.payload = payload
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self.authType = authType
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self.authValue = authValue
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}
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/// 解析 payload 字符串为 JSON 字典
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func payloadJSON() -> [String: Any]? {
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guard let payload, let data = payload.data(using: .utf8) else { return nil }
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return (try? JSONSerialization.jsonObject(with: data)) as? [String: Any]
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}
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/// 将字典序列化为 payload 字符串
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static func encodePayload(_ dict: [String: Any]) -> String? {
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guard let data = try? JSONSerialization.data(withJSONObject: dict) else { return nil }
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return String(data: data, encoding: .utf8)
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}
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}
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