import { ClassSchema, SampleClass } from '../../types/auto-group';
export interface TemplateOptions {
    mode: 'blank' | 'prefilled';
    format: 'csv' | 'tsv';
    /** For prefilled mode. Indexed parallel to `samples`. */
    tokenizedSamples?: string[][];
    /** Used to compute the filename; omitted → falls back to `sample_metadata_<date>`. */
    experimentCode?: string;
    /** Override the blank-mode suggested headers. Defaults to ['group','class','replicate','notes']. */
    suggestedColumns?: string[];
}
export declare function composeTemplate(samples: string[], schemas: ClassSchema[] | null, classes: SampleClass[] | null, options: TemplateOptions): {
    content: string;
    filename: string;
};