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// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
import PromiseKit
import SessionUtilitiesKit
public final class SnodeMessage: Codable {
private enum CodingKeys: String, CodingKey {
case recipient = "pubKey"
case data
case ttl
case timestampMs = "timestamp"
case nonce
}
/// The hex encoded public key of the recipient.
public let recipient: String
/// The content of the message.
public let data: String
/// The time to live for the message in milliseconds.
public let ttl: UInt64
/// When the proof of work was calculated.
///
/// - Note: Expressed as milliseconds since 00:00:00 UTC on 1 January 1970.
public let timestampMs: UInt64
// MARK: - Initialization
public init(recipient: String, data: String, ttl: UInt64, timestampMs: UInt64) {
self.recipient = recipient
self.data = data
self.ttl = ttl
self.timestampMs = timestampMs
}
}
// MARK: - Codable
extension SnodeMessage {
public convenience init(from decoder: Decoder) throws {
let container: KeyedDecodingContainer<CodingKeys> = try decoder.container(keyedBy: CodingKeys.self)
self.init(
recipient: try container.decode(String.self, forKey: .recipient),
data: try container.decode(String.self, forKey: .data),
ttl: try container.decode(UInt64.self, forKey: .ttl),
timestampMs: try container.decode(UInt64.self, forKey: .timestampMs)
)
}
public func encode(to encoder: Encoder) throws {
var container: KeyedEncodingContainer<CodingKeys> = encoder.container(keyedBy: CodingKeys.self)
try container.encode(
(Features.useTestnet ? recipient.removingIdPrefixIfNeeded() : recipient),
forKey: .recipient
)
try container.encode(data, forKey: .data)
try container.encode(ttl, forKey: .ttl)
try container.encode(timestampMs, forKey: .timestampMs)
try container.encode("", forKey: .nonce)
}
}