92 lines
3.4 KiB
Swift
92 lines
3.4 KiB
Swift
import SessionUtilitiesKit
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@objc(SNExpirationTimerUpdate)
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public final class ExpirationTimerUpdate : ControlMessage {
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/// In the case of a sync message, the public key of the person the message was targeted at.
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///
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/// - Note: `nil` if this isn't a sync message.
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public var syncTarget: String?
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public var duration: UInt32?
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public override var isSelfSendValid: Bool { true }
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// MARK: Initialization
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public override init() { super.init() }
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internal init(syncTarget: String?, duration: UInt32) {
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super.init()
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self.syncTarget = syncTarget
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self.duration = duration
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}
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// MARK: Validation
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public override var isValid: Bool {
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guard super.isValid else { return false }
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return duration != nil
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}
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// MARK: Coding
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public required init?(coder: NSCoder) {
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super.init(coder: coder)
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if let syncTarget = coder.decodeObject(forKey: "syncTarget") as! String? { self.syncTarget = syncTarget }
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if let duration = coder.decodeObject(forKey: "durationSeconds") as! UInt32? { self.duration = duration }
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}
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public override func encode(with coder: NSCoder) {
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super.encode(with: coder)
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coder.encode(syncTarget, forKey: "syncTarget")
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coder.encode(duration, forKey: "durationSeconds")
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}
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// MARK: Proto Conversion
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public override class func fromProto(_ proto: SNProtoContent) -> ExpirationTimerUpdate? {
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guard let dataMessageProto = proto.dataMessage else { return nil }
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let isExpirationTimerUpdate = (dataMessageProto.flags & UInt32(SNProtoDataMessage.SNProtoDataMessageFlags.expirationTimerUpdate.rawValue)) != 0
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guard isExpirationTimerUpdate else { return nil }
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let syncTarget = dataMessageProto.syncTarget
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let duration = dataMessageProto.expireTimer
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return ExpirationTimerUpdate(syncTarget: syncTarget, duration: duration)
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}
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public override func toProto(using transaction: YapDatabaseReadWriteTransaction) -> SNProtoContent? {
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guard let duration = duration else {
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SNLog("Couldn't construct expiration timer update proto from: \(self).")
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return nil
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}
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let dataMessageProto = SNProtoDataMessage.builder()
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dataMessageProto.setFlags(UInt32(SNProtoDataMessage.SNProtoDataMessageFlags.expirationTimerUpdate.rawValue))
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dataMessageProto.setExpireTimer(duration)
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if let syncTarget = syncTarget { dataMessageProto.setSyncTarget(syncTarget) }
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// Group context
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do {
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try setGroupContextIfNeeded(on: dataMessageProto, using: transaction)
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} catch {
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SNLog("Couldn't construct expiration timer update proto from: \(self).")
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return nil
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}
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let contentProto = SNProtoContent.builder()
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do {
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contentProto.setDataMessage(try dataMessageProto.build())
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return try contentProto.build()
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} catch {
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SNLog("Couldn't construct expiration timer update proto from: \(self).")
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return nil
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}
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}
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// MARK: Description
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public override var description: String {
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"""
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ExpirationTimerUpdate(
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syncTarget: \(syncTarget ?? "null"),
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duration: \(duration?.description ?? "null")
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)
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"""
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}
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// MARK: Convenience
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@objc public func setDuration(_ duration: UInt32) {
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self.duration = duration
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}
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}
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