/**
 * Set current project path for local logging
 */
export declare function setLogProjectPath(projectPath: string | null): void;
type LogLevel = 'info' | 'warn' | 'error' | 'debug';
export interface LogEntry {
    timestamp: string;
    level: LogLevel;
    message: string;
    data?: any;
}
/**
 * Format log entry as string
 */
export declare function formatLogEntry(entry: LogEntry): string;
/**
 * Logger API
 */
export declare const logger: {
    info: (message: string, data?: any) => void;
    warn: (message: string, data?: any) => void;
    error: (message: string, data?: any) => void;
    debug: (message: string, data?: any) => void;
};
/**
 * Log API request (both global and local)
 */
export declare function logApiRequest(provider: string, model: string, messageCount: number): void;
/**
 * Log API response (both global and local)
 */
export declare function logApiResponse(provider: string, success: boolean, responseLength?: number, error?: string): void;
/**
 * Log session operation (local only - project-specific)
 */
export declare function logSession(operation: 'save' | 'load' | 'delete' | 'rename', sessionName: string, success: boolean): void;
/**
 * Log application startup
 */
export declare function logStartup(version: string): void;
/**
 * Log application error
 */
export declare function logAppError(error: Error, context?: string): void;
export {};