29 lines
839 B
Swift
29 lines
839 B
Swift
import Foundation
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import SwiftUI
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@MainActor
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final class HeartbeatStore: ObservableObject {
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static let shared = HeartbeatStore()
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@Published private(set) var lastEvent: ControlHeartbeatEvent?
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private var observer: NSObjectProtocol?
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private init() {
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self.observer = NotificationCenter.default.addObserver(
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forName: .controlHeartbeat,
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object: nil,
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queue: .main) { [weak self] note in
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guard let data = note.object as? Data else { return }
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if let decoded = try? JSONDecoder().decode(ControlHeartbeatEvent.self, from: data) {
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Task { @MainActor in self?.lastEvent = decoded }
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}
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}
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}
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@MainActor
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deinit {
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if let observer { NotificationCenter.default.removeObserver(observer) }
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}
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}
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