76 lines
3.0 KiB
Swift
76 lines
3.0 KiB
Swift
import SessionUtilitiesKit
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public final class MessageReceiveJob : NSObject, Job, NSCoding { // NSObject/NSCoding conformance is needed for YapDatabase compatibility
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public let data: Data
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public let openGroupMessageServerID: UInt64?
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public let openGroupID: String?
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public var delegate: JobDelegate?
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public var id: String?
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public var failureCount: UInt = 0
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// MARK: Settings
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public class var collection: String { return "MessageReceiveJobCollection" }
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public static let maxFailureCount: UInt = 10
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// MARK: Initialization
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public init(data: Data, openGroupMessageServerID: UInt64? = nil, openGroupID: String? = nil) {
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self.data = data
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self.openGroupMessageServerID = openGroupMessageServerID
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self.openGroupID = openGroupID
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#if DEBUG
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if openGroupMessageServerID != nil { assert(openGroupID != nil) }
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if openGroupID != nil { assert(openGroupMessageServerID != nil) }
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#endif
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}
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// MARK: Coding
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public init?(coder: NSCoder) {
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guard let data = coder.decodeObject(forKey: "data") as! Data?,
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let id = coder.decodeObject(forKey: "id") as! String? else { return nil }
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self.data = data
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self.openGroupMessageServerID = coder.decodeObject(forKey: "openGroupMessageServerID") as! UInt64?
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self.openGroupID = coder.decodeObject(forKey: "openGroupID") as! String?
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self.id = id
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self.failureCount = coder.decodeObject(forKey: "failureCount") as! UInt? ?? 0
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}
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public func encode(with coder: NSCoder) {
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coder.encode(data, forKey: "data")
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coder.encode(openGroupMessageServerID, forKey: "openGroupMessageServerID")
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coder.encode(openGroupID, forKey: "openGroupID")
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coder.encode(id, forKey: "id")
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coder.encode(failureCount, forKey: "failureCount")
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}
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// MARK: Running
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public func execute() {
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SNMessagingKitConfiguration.shared.storage.withAsync({ transaction in // Intentionally capture self
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do {
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let (message, proto) = try MessageReceiver.parse(self.data, openGroupMessageServerID: self.openGroupMessageServerID, using: transaction)
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try MessageReceiver.handle(message, associatedWithProto: proto, openGroupID: self.openGroupID, using: transaction)
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self.handleSuccess()
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} catch {
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SNLog("Couldn't receive message due to error: \(error).")
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if let error = error as? MessageReceiver.Error, !error.isRetryable {
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self.handlePermanentFailure(error: error)
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} else {
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self.handleFailure(error: error)
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}
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}
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}, completion: { })
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}
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private func handleSuccess() {
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delegate?.handleJobSucceeded(self)
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}
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private func handlePermanentFailure(error: Error) {
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delegate?.handleJobFailedPermanently(self, with: error)
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}
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private func handleFailure(error: Error) {
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delegate?.handleJobFailed(self, with: error)
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}
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}
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