import Foundation #if os(macOS)import SweetCookieKit /// Imports CommandCode session cookies from installed browsers (Chrome by default).public enum CommandCodeCookieImporter {    private static let importSessionCacheTTL: TimeInterval = 5    private static let importSessionCache = ImportSessionCache(ttl: importSessionCacheTTL)    private static let log = CodexBarLog.logger(LogCategories.commandcodeCookie)    private static let cookieClient = BrowserCookieClient()    private static let cookieDomains = ["commandcode.ai", "www.commandcode.ai"]    private static let cookieImportOrder: BrowserCookieImportOrder =        ProviderDefaults.metadata[.commandcode]?.browserCookieOrder ?? Browser.defaultImportOrder     public struct SessionInfo: Sendable {        public let cookies: [HTTPCookie]        public let sourceLabel: String         public init(cookies: [HTTPCookie], sourceLabel: String) {            self.cookies = cookies            self.sourceLabel = sourceLabel        }         public var sessionCookie: CommandCodeCookieOverride? {            CommandCodeCookieHeader.sessionCookie(from: self.cookies)        }         public var cookieHeader: String {            self.cookies.map { "\($0.name)=\($0.value)" }.joined(separator: "; ")        }    }     public static func importSessions(        browserDetection: BrowserDetection = BrowserDetection(),        logger: ((String) -> Void)? = nil) throws -> [SessionInfo]    {        if let cached = self.cachedImportSessions() {            return cached        }         var sessions: [SessionInfo] = []        let candidates = self.cookieImportOrder.cookieImportCandidates(using: browserDetection)        for browserSource in candidates {            do {                let perSource = try self.importSessions(from: browserSource, logger: logger)                sessions.append(contentsOf: perSource)            } catch {                BrowserCookieAccessGate.recordIfNeeded(error)                self.emit(                    "\(browserSource.displayName) cookie import failed: \(error.localizedDescription)",                    logger: logger)            }        }         guard !sessions.isEmpty else {            throw CommandCodeCookieImportError.noCookies        }        self.storeImportSessions(sessions)        return sessions    }     public static func importSessions(        from browserSource: Browser,        logger: ((String) -> Void)? = nil) throws -> [SessionInfo]    {        let query = BrowserCookieQuery(domains: self.cookieDomains)        let log: (String) -> Void = { msg in self.emit(msg, logger: logger) }        let sources = try Self.cookieClient.codexBarRecords(            matching: query,            in: browserSource,            logger: log)         var sessions: [SessionInfo] = []        let grouped = Dictionary(grouping: sources, by: { $0.store.profile.id })        let sortedGroups = grouped.values.sorted { lhs, rhs in            self.mergedLabel(for: lhs) < self.mergedLabel(for: rhs)        }         for group in sortedGroups where !group.isEmpty {            let label = self.mergedLabel(for: group)            let mergedRecords = self.mergeRecords(group)            guard !mergedRecords.isEmpty else { continue }            let httpCookies = BrowserCookieClient.makeHTTPCookies(mergedRecords, origin: query.origin)            guard !httpCookies.isEmpty else { continue }             let session = SessionInfo(cookies: httpCookies, sourceLabel: label)            if let sessionCookie = session.sessionCookie {                log("Found \(sessionCookie.name) cookie in \(label)")            } else {                let names = httpCookies.map(\.name).joined(separator: ", ")                log("No known session name in \(label); sending all domain cookies (\(names))")            }            sessions.append(session)        }        return sessions    }     public static func importSession(        browserDetection: BrowserDetection = BrowserDetection(),        logger: ((String) -> Void)? = nil) throws -> SessionInfo    {        let sessions = try self.importSessions(browserDetection: browserDetection, logger: logger)        guard let first = sessions.first else { throw CommandCodeCookieImportError.noCookies }        return first    }     public static func hasSession(        browserDetection: BrowserDetection = BrowserDetection(),        logger: ((String) -> Void)? = nil) -> Bool    {        do {            let session = try self.importSession(browserDetection: browserDetection, logger: logger)            return !session.cookies.isEmpty        } catch {            return false        }    }     static func invalidateImportSessionCache() {        self.importSessionCache.invalidate()    }     private static func emit(_ message: String, logger: ((String) -> Void)?) {        logger?("[commandcode-cookie] \(message)")        self.log.debug(message)    }     private static func cachedImportSessions(now: Date = Date()) -> [SessionInfo]? {        self.importSessionCache.load(now: now)    }     private static func storeImportSessions(_ sessions: [SessionInfo], now: Date = Date()) {        self.importSessionCache.store(sessions, now: now)    }     private static func mergedLabel(for sources: [BrowserCookieStoreRecords]) -> String {        guard let base = sources.map(\.label).min() else { return "Unknown" }        if base.hasSuffix(" (Network)") {            return String(base.dropLast(" (Network)".count))        }        return base    }     private static func mergeRecords(_ sources: [BrowserCookieStoreRecords]) -> [BrowserCookieRecord] {        let sortedSources = sources.sorted { lhs, rhs in            self.storePriority(lhs.store.kind) < self.storePriority(rhs.store.kind)        }        var mergedByKey: [String: BrowserCookieRecord] = [:]        for source in sortedSources {            for record in source.records {                let key = self.recordKey(record)                if let existing = mergedByKey[key] {                    if self.shouldReplace(existing: existing, candidate: record) {                        mergedByKey[key] = record                    }                } else {                    mergedByKey[key] = record                }            }        }        return Array(mergedByKey.values)    }     private static func storePriority(_ kind: BrowserCookieStoreKind) -> Int {        switch kind {        case .network: 0        case .primary: 1        case .safari: 2        }    }     private static func recordKey(_ record: BrowserCookieRecord) -> String {        "\(record.name)|\(record.domain)|\(record.path)"    }     private static func shouldReplace(existing: BrowserCookieRecord, candidate: BrowserCookieRecord) -> Bool {        switch (existing.expires, candidate.expires) {        case let (lhs?, rhs?): rhs > lhs        case (nil, .some): true        case (.some, nil): false        case (nil, nil): false        }    }     private final class ImportSessionCache: @unchecked Sendable {        private let ttl: TimeInterval        private let lock = NSLock()        private var entry: (sessions: [SessionInfo], expiresAt: Date)?         init(ttl: TimeInterval) {            self.ttl = ttl        }         func load(now: Date) -> [SessionInfo]? {            self.lock.lock()            defer { self.lock.unlock() }            guard let entry = self.entry else { return nil }            guard entry.expiresAt > now else {                self.entry = nil                return nil            }            return entry.sessions        }         func store(_ sessions: [SessionInfo], now: Date) {            self.lock.lock()            defer { self.lock.unlock() }            self.entry = (sessions: sessions, expiresAt: now.addingTimeInterval(self.ttl))        }         func invalidate() {            self.lock.lock()            defer { self.lock.unlock() }            self.entry = nil        }    }} public enum CommandCodeCookieImportError: LocalizedError {    case noCookies     public var errorDescription: String? {        switch self {        case .noCookies:            "No Command Code session cookies found in browsers. Sign in to commandcode.ai."        }    }}#endif