@opra/elastic
Version:
Opra Elastic Search adapter package
72 lines (71 loc) • 2.05 kB
JavaScript
import { ServiceBase } from '@opra/core';
/**
* Class representing a ElasticSearch service for interacting with a collection.
* @extends ServiceBase
* @template T - The type of the documents in the collection.
*/
export class ElasticService extends ServiceBase {
/**
* Represents a ElasticDB database object.
*/
client;
/**
* Callback function for handling errors.
*
* @param {unknown} error - The error object.
* @param _this - The context object.
*/
onError;
/**
* Constructs a new instance
*
* @param [options] - The options for the service
* @constructor
*/
constructor(options) {
super();
this.interceptor = options?.interceptor;
this.client = options?.client;
this.onError = options?.onError;
}
/**
* Retrieves the ElasticSearch client.
*
* @protected
*
* @throws {Error} If the context or client is not set.
*/
getClient() {
// @ts-ignore
const db = typeof this.client === 'function'
? this.client(this)
: this.client;
if (!db)
throw new Error(`Client not set!`);
return db;
}
async _executeCommand(command, commandFn) {
let proto;
const next = async () => {
proto = proto ? Object.getPrototypeOf(proto) : this;
while (proto) {
if (proto.interceptor &&
Object.prototype.hasOwnProperty.call(proto, 'interceptor')) {
return await proto.interceptor.call(this, next, command, this);
}
proto = Object.getPrototypeOf(proto);
if (!(proto instanceof ElasticService))
break;
}
return commandFn();
};
try {
return await next();
}
catch (e) {
Error.captureStackTrace(e, this._executeCommand);
await this.onError?.(e, this);
throw e;
}
}
}