import AppIntents
import ActivityKit

/// Ends a running task Live Activity directly from its Lock Screen / Dynamic
/// Island card — no need to open the app. Runs in the widget extension
/// process (that's how LiveActivityIntent works), so it talks to ActivityKit
/// directly rather than going through LiveActivityManager (app target only).
@available(iOS 17.0, *)
struct StopCountdownIntent: LiveActivityIntent {
    static var title: LocalizedStringResource = "Stop Countdown"
    static var description = IntentDescription("Ends this task's live countdown.")

    @Parameter(title: "Task ID")
    var taskID: String

    init() {}
    init(taskID: String) { self.taskID = taskID }

    func perform() async throws -> some IntentResult {
        for activity in Activity<TaskActivityAttributes>.activities
        where activity.attributes.taskID == taskID {
            await activity.end(nil, dismissalPolicy: .immediate)
        }
        return .result()
    }
}