// Shared ActivityAttributes definition.
// NOTE: This file must belong to BOTH the DeepWorkTimer and TimeWidgetExtension targets.
// Because this project uses Xcode 16 file system synchronized groups, a physical copy
// lives in DeepWorkTimer/Models/ (for the app) and in TimeWidget/ (for the extension).
// Keep both files identical.

import ActivityKit
import Foundation

struct TimerAttributes: ActivityAttributes {
    // ContentState holds data the system can update while the activity is live.
    struct ContentState: Codable, Hashable {
        // The exact moment the timer expires — drives Text(timerInterval:) real-time countdown.
        var endDate: Date
    }

    // Fixed for the lifetime of this activity.
    var sessionName: String
}