WIP: refactor expiration update message

SessionMessagingKit/Messages/Control Messages/ExpirationTimerUpdate.swift

@@ -4,50 +4,9 @@ import Foundation
 import GRDB
 import SessionUtilitiesKit
 
-// TODO: Refactor this when disappearing messages V2 is up and running
 public final class ExpirationTimerUpdate: ControlMessage {
-    private enum CodingKeys: String, CodingKey {
-        case syncTarget
-        case duration
-    }
-    
-    /// In the case of a sync message, the public key of the person the message was targeted at.
-    ///
-    /// - Note: `nil` if this isn't a sync message.
-    public var syncTarget: String?
-    public var duration: UInt32?
-
     public override var isSelfSendValid: Bool { true }
 
-    // MARK: - Initialization
-    
-    public init(syncTarget: String?, duration: UInt32?) {
-        super.init()
-        
-        self.syncTarget = syncTarget
-        self.duration = duration
-    }
-    
-    // MARK: - Codable
-    
-    required init(from decoder: Decoder) throws {
-        try super.init(from: decoder)
-        
-        let container: KeyedDecodingContainer<CodingKeys> = try decoder.container(keyedBy: CodingKeys.self)
-        
-        syncTarget = try? container.decode(String.self, forKey: .syncTarget)
-        duration = try? container.decode(UInt32.self, forKey: .duration)
-    }
-    
-    public override func encode(to encoder: Encoder) throws {
-        try super.encode(to: encoder)
-        
-        var container: KeyedEncodingContainer<CodingKeys> = encoder.container(keyedBy: CodingKeys.self)
-        
-        try container.encodeIfPresent(syncTarget, forKey: .syncTarget)
-        try container.encodeIfPresent(duration, forKey: .duration)
-    }
-
     // MARK: - Proto Conversion
     
     public override class func fromProto(_ proto: SNProtoContent, sender: String) -> ExpirationTimerUpdate? {
@@ -56,17 +15,12 @@ public final class ExpirationTimerUpdate: ControlMessage {
         let isExpirationTimerUpdate = (dataMessageProto.flags & UInt32(SNProtoDataMessage.SNProtoDataMessageFlags.expirationTimerUpdate.rawValue)) != 0
         guard isExpirationTimerUpdate else { return nil }
         
-        return ExpirationTimerUpdate(
-            syncTarget: dataMessageProto.syncTarget,
-            duration: proto.hasExpirationTimer ? proto.expirationTimer : dataMessageProto.expireTimer
-        )
+        return ExpirationTimerUpdate()
     }
 
     public override func toProto(_ db: Database, threadId: String) -> SNProtoContent? {
         let dataMessageProto = SNProtoDataMessage.builder()
         dataMessageProto.setFlags(UInt32(SNProtoDataMessage.SNProtoDataMessageFlags.expirationTimerUpdate.rawValue))
-        if let duration = duration { dataMessageProto.setExpireTimer(duration) }
-        if let syncTarget = syncTarget { dataMessageProto.setSyncTarget(syncTarget) }
         let contentProto = SNProtoContent.builder()
         
         // DisappearingMessagesConfiguration
@@ -85,10 +39,7 @@ public final class ExpirationTimerUpdate: ControlMessage {
     
     public var description: String {
         """
-        ExpirationTimerUpdate(
-            syncTarget: \(syncTarget ?? "null"),
-            duration: \(duration?.description ?? "null")
-        )
+        ExpirationTimerUpdate()
         """
     }
 }