import { Extension } from './Extension.js';
import { FhirPrimitive } from './FhirPrimitive.js';
export interface Subscription_FilterBy {
    /**
     * @description Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.
     * @short Unique id for inter-element referencing
     */
    id?: string;
    /**
     * @description May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.
     * @comment There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
     * @short Additional content defined by implementations
     */
    extension?: Extension[];
    /**
     * @description May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained andor the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.
  
  Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).
     * @comment There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
     * @short Extensions that cannot be ignored even if unrecognized
     */
    modifierExtension?: Extension[];
    /**
     * @description A resource listed in the `SubscriptionTopic` this `Subscription` references (`SubscriptionTopic.canFilterBy.resource`). This element can be used to differentiate filters for topics that include more than one resource type.
     * @short Allowed Resource (reference to definition) for this Subscription filter
     */
    resourceType?: FhirPrimitive<string>;
    /**
     * @description The filter as defined in the `SubscriptionTopic.canFilterBy.filterParameter` element.
     * @short Filter label defined in SubscriptionTopic
     */
    filterParameter: FhirPrimitive<string>;
    /**
     * @description Comparator applied to this filter parameter.
     * @comment Must be a comparator allowed by the SubscriptionTopic relevant to this Subscription filter.
     * @short eq | ne | gt | lt | ge | le | sa | eb | ap
     */
    comparator?: FhirPrimitive<string>;
    /**
     * @description Modifier applied to this filter parameter.
     * @comment Must be a modifier allowed by the SubscriptionTopic relevant to this Subscription filter.
     * @short missing | exact | contains | not | text | in | not-in | below | above | type | identifier | of-type | code-text | text-advanced | iterate
     */
    modifier?: FhirPrimitive<string>;
    /**
     * @description The literal value or resource path as is legal in search - for example, `Patient123` or `le1950`.
     * @short Literal value or resource path
     */
    value: FhirPrimitive<string>;
}
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