/**
 * Persona import functionality with validation
 */
import { Persona } from '../../types/persona.js';
export interface ImportResult {
    success: boolean;
    message: string;
    persona?: Persona;
    filename?: string;
    conflicts?: string[];
}
export declare class PersonaImporter {
    private personasDir;
    private currentUser;
    constructor(personasDir: string, currentUser: string | null);
    /**
     * Import a persona from various sources
     */
    importPersona(source: string, existingPersonas: Map<string, Persona>, overwrite?: boolean): Promise<ImportResult>;
    /**
     * Import from file path
     */
    private importFromFile;
    /**
     * Import from base64 string
     */
    private importFromBase64;
    /**
     * Import from raw markdown content
     */
    private importFromMarkdown;
    /**
     * Import a bundle of personas
     */
    private importBundle;
    /**
     * Create persona from exported data
     */
    private createPersonaFromExport;
    /**
     * Validate and enrich metadata
     */
    private validateAndEnrichMetadata;
    /**
     * Find conflicts with existing personas
     */
    private findConflicts;
    /**
     * Check if string is base64
     */
    private isBase64;
    /**
     * Type guard for ExportedPersona
     */
    private isExportedPersona;
    /**
     * Type guard for ExportBundle
     */
    private isExportBundle;
    /**
     * Format bundle import results
     */
    private formatBundleImportResult;
}
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