77 lines
1.4 KiB
Swift
77 lines
1.4 KiB
Swift
//
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// SDLSuperRegistrationStateMachine.swift
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// Tun
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//
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// Created by 安礼成 on 2026/4/15.
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//
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import Foundation
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final class SDLSuperRegistrationStateMachine {
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enum State: Equatable {
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case idle
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case registering
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case registered
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case failed
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}
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enum LoopAction {
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case sendRegister
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case stop
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}
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enum WaitDecision {
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case retry
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case registered
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case stop
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}
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private(set) var state: State = .idle
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func beginLoop() -> Bool {
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guard self.state != .registering else {
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return false
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}
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self.state = .registering
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return true
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}
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func makeLoopAction() -> LoopAction {
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switch self.state {
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case .registering:
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return .sendRegister
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case .idle, .registered, .failed:
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return .stop
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}
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}
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func makeWaitDecision() -> WaitDecision {
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switch self.state {
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case .registering:
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return .retry
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case .registered:
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return .registered
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case .idle, .failed:
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return .stop
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}
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}
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func handleRegisterSuperAck() {
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self.state = .registered
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}
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func handleRetryableNak() {
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self.state = .failed
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}
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func handleFailure() {
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self.state = .failed
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}
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func reset() {
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self.state = .idle
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}
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}
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