import ImportRecord from './ImportRecord';
import { AppTransformRequest } from './AppClient';
export interface AppTransformPreview {
    original: ImportRecord;
    transformed: ImportRecord;
}
export declare class AiTransformer {
    private lastTransformation;
    /**
     * Call the AI API to get transformation code
     */
    getTransformation(request: AppTransformRequest): Promise<AiTransformation>;
    getLastTransformation(): AiTransformation;
}
export declare class AiTransformation {
    private readonly code;
    private transformFunctionCache;
    constructor(code: string);
    /**
     * Execute the transformation code on a record in a safe way
     */
    executeTransformation(record: ImportRecord): void;
    /**
     * Generate preview of transformations on a sample of records
     */
    generatePreview(records: ImportRecord[], filteredRecords: number[], maxSamples?: number): AppTransformPreview[];
    /**
     * Apply transformation to all records
     */
    applyTransformation(records: ImportRecord[], filteredRecords: number[]): void;
}