Current File : //proc/self/root/usr/lib/node_modules/pm2/node_modules/@pm2/js-api/src/keymetrics.js
'use strict'
const Namespace = require('./namespace')
const constants = require('../constants')
const NetworkWrapper = require('./network')
const logger = require('debug')('kmjs')
const Keymetrics = class Keymetrics {
/**
* @constructor
* Keymetrics
*
* @param {Object} [opts]
* @param {String} [opts.OAUTH_CLIENT_ID] the oauth client ID used to authenticate to KM
* @param {Object} [opts.services] base url for differents services
* @param {String} [opts.mappings] api mappings
*/
constructor (opts) {
logger('init keymetrics instance')
this.opts = Object.assign(constants, opts)
logger('init network client (http/ws)')
this._network = new NetworkWrapper(this, this.opts)
const mapping = opts && opts.mappings ? opts.mappings : require('./api_mappings.json')
logger(`Using mappings provided in ${opts && opts.mappings ? 'options' : 'package'}`)
// build namespaces at startup
logger('building namespaces')
let root = new Namespace(mapping, {
name: 'root',
http: this._network,
services: this.opts.services
})
logger('exposing namespaces')
for (let key in root) {
if (key === 'name' || key === 'opts') continue
this[key] = root[key]
}
logger(`attached namespaces : ${Object.keys(this)}`)
this.realtime = this._network.realtime
}
/**
* Use a specific flow to retrieve an access token on behalf the user
* @param {String|Function} flow either a flow name or a custom implementation
* @param {Object} [opts]
* @param {String} [opts.client_id] the OAuth client ID to use to identify the application
* default to the one defined when instancing Keymetrics and fallback to 795984050 (custom tokens)
* @throws invalid use of this function, either the flow don't exist or isn't correctly implemented
*/
use (flow, opts) {
logger(`using ${flow} authentication strategy`)
this._network.useStrategy(flow, opts)
// the logout is dependent of the auth flow so we need it to be initialize
// but also we need to give the access of the instance, so we inject it here
this.auth.logout = () => {
return this._network.oauth_flow.deleteTokens(this)
}
return this
}
/**
* API date lag, in millisecond. This is the difference between the current browser date and the
* approximated API date. This is useful to compute duration between dates returned by the API
* and "now".
* @example
* const apiDate = moment().add(km.apiDateLag)
* const timeSinceLastUpdate = apiDate.diff(server.updated_at)
*/
get apiDateLag () {
return this._network.apiDateLag
}
}
module.exports = Keymetrics
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