import { IBuildable } from '../base/IBuildable';
import { Annotation } from '../../models';
import { IAnnotation, IElement, IReference } from 'fhirtypes/dist/r4';
import { ElementBuilder } from '../base/ElementBuilder';
import { UnderscoreKeys } from '../base/resource-type-map.interface';
type PrimitiveExtensionFields = keyof Pick<IAnnotation, UnderscoreKeys<IAnnotation>>;
type ExtractAuthor<T> = Extract<{
    [K in keyof T]: K extends `author${string}` ? K : never;
}[keyof T], keyof T>;
type ExtractAuthorType = keyof Pick<IAnnotation, ExtractAuthor<IAnnotation>>;
interface IAnnotationBuilder extends IBuildable<Annotation> {
    setAuthor<T extends ExtractAuthorType>(type: T, value: T extends 'authorReference' ? IReference : string): this;
    setTime(time: string): this;
    setText(text: string): this;
}
export declare class AnnotationBuilder extends ElementBuilder implements IAnnotationBuilder {
    private readonly annotation;
    constructor();
    setAuthor<T extends ExtractAuthorType>(type: T, value: T extends 'authorReference' ? IReference : string): this;
    setTime(time: string): this;
    setText(text: string): this;
    /**
     * @description Add a primitive extension to the element
     * @param param
     * @param extension
     */
    addPrimitiveExtension(param: PrimitiveExtensionFields, extension: IElement): this;
    build(): Annotation;
}
export {};