92 lines
2.8 KiB
Swift
92 lines
2.8 KiB
Swift
import SessionUtilitiesKit
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@objc(SNTypingIndicator)
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public final class TypingIndicator : ControlMessage {
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public var kind: Kind?
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public override var ttl: UInt64 { 20 * 1000 }
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// MARK: Kind
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public enum Kind : Int, CustomStringConvertible {
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case started, stopped
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static func fromProto(_ proto: SNProtoTypingMessage.SNProtoTypingMessageAction) -> Kind {
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switch proto {
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case .started: return .started
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case .stopped: return .stopped
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}
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}
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func toProto() -> SNProtoTypingMessage.SNProtoTypingMessageAction {
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switch self {
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case .started: return .started
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case .stopped: return .stopped
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}
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}
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public var description: String {
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switch self {
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case .started: return "started"
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case .stopped: return "stopped"
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}
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}
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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 kind != nil
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}
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// MARK: Initialization
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public override init() { super.init() }
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internal init(kind: Kind) {
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super.init()
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self.kind = kind
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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 rawKind = coder.decodeObject(forKey: "action") as! Int? { kind = Kind(rawValue: rawKind) }
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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(kind?.rawValue, forKey: "action")
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}
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// MARK: Proto Conversion
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public override class func fromProto(_ proto: SNProtoContent) -> TypingIndicator? {
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guard let typingIndicatorProto = proto.typingMessage else { return nil }
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let kind = Kind.fromProto(typingIndicatorProto.action)
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return TypingIndicator(kind: kind)
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}
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public override func toProto(using transaction: YapDatabaseReadWriteTransaction) -> SNProtoContent? {
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guard let timestamp = sentTimestamp, let kind = kind else {
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SNLog("Couldn't construct typing indicator proto from: \(self).")
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return nil
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}
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let typingIndicatorProto = SNProtoTypingMessage.builder(timestamp: timestamp, action: kind.toProto())
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let contentProto = SNProtoContent.builder()
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do {
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contentProto.setTypingMessage(try typingIndicatorProto.build())
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return try contentProto.build()
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} catch {
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SNLog("Couldn't construct typing indicator 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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TypingIndicator(
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kind: \(kind?.description ?? "null")
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)
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"""
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}
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}
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