native macOS codings agent orchestrator prowl.onev.cat
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struct GithubIntegrationClient: Sendable { var isAvailable: @MainActor @Sendable () async -> Bool}
private actor GithubIntegrationAvailabilityCache { private struct Entry { let value: Bool let fetchedAt: ContinuousClock.Instant }
private let ttl: Duration private let clock = ContinuousClock() private var cachedEntry: Entry? private var inFlightTask: Task<Bool, Never>?
init(ttl: Duration) { self.ttl = ttl }
func value(orFetch fetch: @Sendable @escaping () async -> Bool) async -> Bool { let now = clock.now if let cachedEntry, cachedEntry.fetchedAt.duration(to: now) < ttl { return cachedEntry.value }
if let inFlightTask { return await inFlightTask.value }
let task = Task { await fetch() } inFlightTask = task let value = await task.value cachedEntry = Entry(value: value, fetchedAt: clock.now) inFlightTask = nil return value }
func clear() { inFlightTask?.cancel() inFlightTask = nil cachedEntry = nil }}
private let githubIntegrationAvailabilityCache = GithubIntegrationAvailabilityCache( ttl: .seconds(30))
extension GithubIntegrationClient: DependencyKey { static let liveValue = GithubIntegrationClient( isAvailable: { await githubIntegrationIsAvailable() } ) static let testValue = GithubIntegrationClient( isAvailable: { true } )}
extension DependencyValues { var githubIntegration: GithubIntegrationClient { get { self[GithubIntegrationClient.self] } set { self[GithubIntegrationClient.self] = newValue } }}
@MainActorprivate func githubIntegrationIsAvailable() async -> Bool { @Shared(.settingsFile) var settingsFile @Dependency(GithubCLIClient.self) var githubCLI guard settingsFile.global.githubIntegrationEnabled else { await githubIntegrationAvailabilityCache.clear() return false } return await githubIntegrationAvailabilityCache.value { await githubCLI.isAvailable() }}