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58 lines
2.5 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.GetMoreOperation = void 0;
const error_1 = require("../error");
const utils_1 = require("../utils");
const operation_1 = require("./operation");
/** @internal */
class GetMoreOperation extends operation_1.AbstractOperation {
constructor(ns, cursorId, server, options) {
super(options);
this.options = options;
this.ns = ns;
this.cursorId = cursorId;
this.server = server;
}
/**
* Although there is a server already associated with the get more operation, the signature
* for execute passes a server so we will just use that one.
*/
execute(server, session, callback) {
if (server !== this.server) {
return callback(new error_1.MongoRuntimeError('Getmore must run on the same server operation began on'));
}
if (this.cursorId == null || this.cursorId.isZero()) {
return callback(new error_1.MongoRuntimeError('Unable to iterate cursor with no id'));
}
const collection = this.ns.collection;
if (collection == null) {
// Cursors should have adopted the namespace returned by MongoDB
// which should always defined a collection name (even a pseudo one, ex. db.aggregate())
return callback(new error_1.MongoRuntimeError('A collection name must be determined before getMore'));
}
const getMoreCmd = {
getMore: this.cursorId,
collection
};
if (typeof this.options.batchSize === 'number') {
getMoreCmd.batchSize = Math.abs(this.options.batchSize);
}
if (typeof this.options.maxAwaitTimeMS === 'number') {
getMoreCmd.maxTimeMS = this.options.maxAwaitTimeMS;
}
// we check for undefined specifically here to allow falsy values
// eslint-disable-next-line no-restricted-syntax
if (this.options.comment !== undefined && (0, utils_1.maxWireVersion)(server) >= 9) {
getMoreCmd.comment = this.options.comment;
}
const commandOptions = {
returnFieldSelector: null,
documentsReturnedIn: 'nextBatch',
...this.options
};
server.command(this.ns, getMoreCmd, commandOptions, callback);
}
}
exports.GetMoreOperation = GetMoreOperation;
(0, operation_1.defineAspects)(GetMoreOperation, [operation_1.Aspect.READ_OPERATION, operation_1.Aspect.MUST_SELECT_SAME_SERVER]);
//# sourceMappingURL=get_more.js.map