import { IElement } from '../base';
import { QuantityComparatorType } from '../types';
/**
 * @description A length of time.
 * @description fhirVersion : 5.0.0
 * @property {number} value - The value of the measured amount. The value includes an implicit precision in the presentation of the value.
 * @property {QuantityComparatorEnum | QuantityComparatorType} comparator - How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is "<" , then the real value is < stated value.
 * @property {string} unit - A human-readable form of the unit.
 * @property {string} system - The identification of the system that provides the coded form of the unit.
 * @property {string} code - A computer processable form of the unit in some unit representation system.
 * @property {IElement} _value - Extensions for value
 * @property {IElement} _comparator - Extensions for comparator
 * @property {IElement} _unit - Extensions for unit
 * @property {IElement} _system - Extensions for system
 * @property {IElement} _code - Extensions for code
 * @see https://www.hl7.org/fhir/datatypes.html#Duration Duration
 * @author Roberto Araneda
 */
export interface IDuration extends IElement {
    /**
     * @description The value of the measured amount. The value includes an implicit precision in the presentation of the value.
     */
    value?: number;
    /**
     * @description How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is "<" , then the real value is < stated value.
     */
    comparator?: QuantityComparatorType;
    /**
     * @description A human-readable form of the unit.
     */
    unit?: string;
    /**
     * @description The identification of the system that provides the coded form of the unit.
     */
    system?: string;
    /**
     * @description A computer processable form of the unit in some unit representation system.
     */
    code?: string;
    /**
     * @description Extensions for value
     */
    _value?: IElement;
    /**
     * @description Extensions for comparator
     */
    _comparator?: IElement;
    /**
     * @description Extensions for unit
     */
    _unit?: IElement;
    /**
     * @description Extensions for system
     */
    _system?: IElement;
    /**
     * @description Extensions for code
     */
    _code?: IElement;
}