/
list_collections_cursor.ts
52 lines (46 loc) · 1.56 KB
/
list_collections_cursor.ts
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import type { Document } from '../bson';
import type { Db } from '../db';
import { executeOperation, ExecutionResult } from '../operations/execute_operation';
import {
CollectionInfo,
ListCollectionsOperation,
ListCollectionsOptions
} from '../operations/list_collections';
import type { ClientSession } from '../sessions';
import type { Callback } from '../utils';
import { AbstractCursor } from './abstract_cursor';
/** @public */
export class ListCollectionsCursor<
T extends Pick<CollectionInfo, 'name' | 'type'> | CollectionInfo =
| Pick<CollectionInfo, 'name' | 'type'>
| CollectionInfo
> extends AbstractCursor<T> {
parent: Db;
filter: Document;
options?: ListCollectionsOptions;
constructor(db: Db, filter: Document, options?: ListCollectionsOptions) {
super(db.s.client, db.s.namespace, options);
this.parent = db;
this.filter = filter;
this.options = options;
}
clone(): ListCollectionsCursor<T> {
return new ListCollectionsCursor(this.parent, this.filter, {
...this.options,
...this.cursorOptions
});
}
/** @internal */
_initialize(session: ClientSession | undefined, callback: Callback<ExecutionResult>): void {
const operation = new ListCollectionsOperation(this.parent, this.filter, {
...this.cursorOptions,
...this.options,
session
});
executeOperation(this.parent.s.client, operation, (err, response) => {
if (err || response == null) return callback(err);
// TODO: NODE-2882
callback(undefined, { server: operation.server, session, response });
});
}
}