/**
 * OAuth Token Types for MAMA Standalone
 *
 * Based on Claude Code credentials structure (~/.claude/.credentials.json)
 */
/**
 * Raw credentials file structure from Claude Code
 */
export interface ClaudeCredentialsFile {
    claudeAiOauth?: ClaudeAiOAuth;
}
/**
 * Claude AI OAuth credentials object
 */
export interface ClaudeAiOAuth {
    accessToken: string;
    refreshToken: string;
    expiresAt: number;
    scopes?: string[];
    subscriptionType?: string;
    rateLimitTier?: string;
}
/**
 * Internal token representation
 */
export interface OAuthToken {
    accessToken: string;
    refreshToken: string;
    expiresAt: number;
}
/**
 * Token refresh response from Anthropic
 */
export interface TokenRefreshResponse {
    access_token: string;
    refresh_token: string;
    expires_in: number;
    token_type: string;
}
/**
 * Token status information
 */
export interface TokenStatus {
    valid: boolean;
    expiresAt: number | null;
    expiresIn: number | null;
    needsRefresh: boolean;
    subscriptionType?: string;
    rateLimitTier?: string;
    error?: string;
}
/**
 * OAuth Manager configuration options
 */
export interface OAuthManagerOptions {
    /**
     * Path to credentials file (default: ~/.claude/.credentials.json)
     */
    credentialsPath?: string;
    /**
     * Cache TTL in milliseconds (default: 60000 = 1 minute)
     */
    cacheTtlMs?: number;
    /**
     * Refresh buffer in milliseconds - refresh token this much before expiry
     * (default: 600000 = 10 minutes)
     */
    refreshBufferMs?: number;
    /**
     * Custom fetch function for testing
     */
    fetchFn?: typeof fetch;
}
/**
 * Cached token with metadata
 */
export interface CachedToken {
    token: OAuthToken;
    cachedAt: number;
    subscriptionType?: string;
    rateLimitTier?: string;
}
/**
 * Error types for OAuth operations
 */
export declare class OAuthError extends Error {
    readonly code: OAuthErrorCode;
    readonly cause?: Error | undefined;
    constructor(message: string, code: OAuthErrorCode, cause?: Error | undefined);
}
export type OAuthErrorCode = 'CREDENTIALS_NOT_FOUND' | 'INVALID_CREDENTIALS' | 'TOKEN_EXPIRED' | 'REFRESH_FAILED' | 'NETWORK_ERROR' | 'FILE_WRITE_ERROR';
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