import type { ClientEntry, ConfigFile } from './types.js';
export declare function configDir(): string;
export declare function configPath(): string;
export declare function loadConfig(): Promise<ConfigFile>;
/**
 * Write a file atomically with restrictive permissions: write to a temp file in the
 * same directory, then rename it into place (rename is atomic on POSIX), so a reader
 * never sees a half-written file. The caller is responsible for ensuring the parent
 * directory exists. Shared by `saveConfig` and the pending-record store.
 */
export declare function atomicWriteFile(filePath: string, data: string, mode?: number): Promise<void>;
export declare function saveConfig(cfg: ConfigFile): Promise<void>;
export declare function deleteConfig(): Promise<void>;
export declare function getClient(cfg: ConfigFile, clientId?: string): ClientEntry | undefined;
export declare function upsertClient(entry: ClientEntry, makeDefault?: boolean): Promise<ConfigFile>;
export declare function removeClient(clientId: string): Promise<ConfigFile | null>;
export declare function setDefault(clientId: string): Promise<ConfigFile>;
/**
 * Resolves which client to use for an API command. Priority:
 *   explicit clientId arg > COOLHAND_CLIENT_ID env > default_client_id config >
 *   auto-pick if only one client exists > interactive prompt (TTY) or error.
 *
 * Prints "Client: <name> (<id>)" to stderr after resolution so the user always
 * knows which account's data they are looking at.
 */
export declare function resolveClient(cfg: ConfigFile, clientId?: string): Promise<ClientEntry>;
/**
 * `resolveClient`, but tolerant of "no clients configured at all" — returns `undefined` in that
 * one case instead of throwing, so a `--dry-run` caller can still run fully unauthenticated. Any
 * other resolution error (a bad --client-id, multiple clients with no default set, etc.)
 * propagates exactly as `resolveClient` would throw it.
 *
 * Shared by every command whose `--dry-run` mode should work without any stored credentials
 * (`analyze-claude-sessions`, `map-claude-projects`, `upload-client-file`, and anything built on
 * `uploadClientFile`'s shared core).
 */
export declare function resolveClientForDryRun(cfg: ConfigFile, clientId?: string): Promise<ClientEntry | undefined>;
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