@itwin/presentation-backend/lib/cjs/presentation-backend/ElementPropertiesHelper.d.ts

Backend of iTwin.js Presentation library

/** @packageDocumentation
 * @module Core
 */
import { Observable } from "rxjs";
import { IModelDb } from "@itwin/core-backend";
import { Id64String } from "@itwin/core-bentley";
import { ContentDescriptorRequestOptions, ContentRequestOptions, Descriptor, Item, KeySet, RulesetVariable } from "@itwin/presentation-common";
/** @internal */
export declare function parseFullClassName(fullClassName: string): [string, string];
/** @internal */
export declare function getContentItemsObservableFromElementIds(imodel: IModelDb, contentDescriptorGetter: (partialProps: Pick<ContentDescriptorRequestOptions<IModelDb, KeySet, RulesetVariable>, "rulesetOrId" | "keys">) => Promise<Descriptor | undefined>, contentSetGetter: (partialProps: Pick<ContentRequestOptions<IModelDb, Descriptor, KeySet, RulesetVariable>, "rulesetOrId" | "keys" | "descriptor">) => Promise<Item[]>, elementIds: Id64String[], classParallelism: number, batchesParallelism: number, batchSize: number): {
    itemBatches: Observable<{
        descriptor: Descriptor;
        items: Item[];
    }>;
    count: Observable<number>;
};
/** @internal */
export declare function getContentItemsObservableFromClassNames(imodel: IModelDb, contentDescriptorGetter: (partialProps: Pick<ContentDescriptorRequestOptions<IModelDb, KeySet, RulesetVariable>, "rulesetOrId" | "keys">) => Promise<Descriptor | undefined>, contentSetGetter: (partialProps: Pick<ContentRequestOptions<IModelDb, Descriptor, KeySet, RulesetVariable>, "rulesetOrId" | "keys" | "descriptor">) => Promise<Item[]>, elementClasses: string[], classParallelism: number, batchesParallelism: number, batchSize: number): {
    itemBatches: Observable<{
        descriptor: Descriptor;
        items: Item[];
    }>;
    count: Observable<number>;
};
/**
 * Given a sorted list of ECInstanceIds and a batch size, create a stream of batches. Because the IDs won't necessarily
 * be sequential, a batch is defined a list of from-to pairs.
 * @internal
 */
export declare function createIdBatches(sortedIds: Id64String[], batchSize: number): Observable<Array<{
    from: Id64String;
    to: Id64String;
}>>;
/**
 * Query all ECInstanceIds from given class and stream from-to pairs that batch the items into batches of `batchSize` size.
 * @internal
 */
export declare function getBatchedClassElementIds(imodel: IModelDb, fullClassName: string, batchSize: number): Observable<Array<{
    from: Id64String;
    to: Id64String;
}>>;
/** @internal */
export declare function getElementsCount(db: IModelDb, classNames: string[]): Promise<any>;
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