import { EntityType } from "@trackunit/iris-app-api";
import { FragmentType } from "./generated/graphql-api/fragment-masking";
import { CustomFieldValueAndDefinitionFragment, CustomFieldValueAndDefinitionFragmentDoc, SystemOfMeasurement } from "./generated/graphql-api/graphql";
export type AllCustomFieldValueAndDefinition = CustomFieldValueAndDefinitionFragment;
export type AllSupportedEntityTypes = Extract<EntityType, "ASSET" | "SITE">;
type CustomFieldValueAndDefinitionNode = FragmentType<typeof CustomFieldValueAndDefinitionFragmentDoc>;
/**
 * A function used to get the CustomFieldValueAndDefinition from a node of CustomFieldValueAndDefinition.
 *
 * @param node - The node containing the CustomFieldValueAndDefinition, which may be null or undefined.
 * @returns {CustomFieldValueAndDefinitionNode} The CustomFieldValueAndDefinition if it exists, or undefined otherwise.
 */
export declare const getAllCustomFieldValueAndDefinitionFromRelevantNode: (node?: CustomFieldValueAndDefinitionNode | null) => AllCustomFieldValueAndDefinition | null | undefined;
export interface UseAllCustomFieldsValueAndDefinitionProps {
    entityId?: string;
    entityType?: AllSupportedEntityTypes;
    systemOfMeasurement: SystemOfMeasurement | null;
}
export interface UseAllCustomFieldsValueAndDefinitionReturnValue {
    loading: boolean;
    fields: Array<AllCustomFieldValueAndDefinition>;
    refetch: () => Promise<void>;
}
/**
 * Custom hook to fetch custom fields and definitions for a specified entity.
 * This only returns the values that are filled out. If the value is null or undefined, it will not be returned.
 * It does return all custom fields, even if they are not filled out.
 *
 * @param {UseAllCustomFieldsValueAndDefinitionProps} props - The properties for the custom fields query.
 * @param {string} [props.entityId] - The ID of the entity for which custom fields are fetched. Can be either an asset or a site.
 * @param {AllSupportedEntityTypes} [props.entityType] - The type of the entity (e.g., 'ASSET' or 'SITE'). Determines which query to execute.
 * @param {SystemOfMeasurement} props.systemOfMeasurement - The system of measurement to be used in the custom fields.
 * @returns {UseAllCustomFieldsValueAndDefinitionReturnValue} An object containing a loading state and an array of custom fields and definitions.
 */
export declare const useAllCustomFieldsValueAndDefinition: ({ entityId, entityType, systemOfMeasurement, }: UseAllCustomFieldsValueAndDefinitionProps) => UseAllCustomFieldsValueAndDefinitionReturnValue;
/**
 * Utility function that given a {CustomFieldValueAndDefinition} can tell if it contains a value or not
 *
 * @param {AllCustomFieldValueAndDefinition} field - the custom field that might contain a value.
 * @returns {boolean} true if the field contains a value.
 */
export declare const allCustomFieldHasValue: (field: AllCustomFieldValueAndDefinition) => boolean;
export {};