112 lines
3.0 KiB
TypeScript
112 lines
3.0 KiB
TypeScript
import type { XMPPStanza, XMPPStanzaType } from './types'
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import type { Node } from '@xmpp/xml'
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import { logger } from '../logger'
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import { component, xml, Component, Options } from '@xmpp/component'
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import { parse, JID } from '@xmpp/jid'
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import { BotRoom } from './room'
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class BotComponent {
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protected xmpp?: Component
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protected address?: JID
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public readonly xml = xml
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protected rooms: Map<string, BotRoom> = new Map()
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constructor (
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public readonly botName: string,
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protected readonly connectionConfig: Options,
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protected readonly mucDomain: string
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) {}
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public async connect (): Promise<void> {
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this.xmpp = component({
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service: this.connectionConfig.service,
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domain: this.connectionConfig.domain,
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password: this.connectionConfig.password
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})
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this.xmpp.on('error', (err: any) => {
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logger.error(err)
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})
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this.xmpp.on('offline', () => {
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logger.info(`${this.botName} is now offline.`)
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})
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this.xmpp.on('stanza', (stanza: XMPPStanza) => {
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logger.debug('stanza received' + stanza.toString())
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if (!stanza.attrs.from) { return }
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const jid = parse(stanza.attrs.from)
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const roomJid = jid.bare() // removing the «resource» part of the jid.
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const room = this.rooms.get(roomJid.toString())
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if (!room) {
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return
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}
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room.emit('stanza', stanza, jid.getResource())
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})
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this.xmpp.on('online', (address) => {
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logger.debug('Online with address' + address.toString())
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this.address = address
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// 'online' is emitted at reconnection, so we must reset rooms rosters
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this.rooms.forEach(room => room.emit('reset'))
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})
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this.xmpp.on('offline', () => {
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logger.info(`Stoppping process: ${this.botName} is now offline.`)
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})
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await this.xmpp.start()
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}
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public async disconnect (): Promise<any> {
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for (const [roomId, room] of this.rooms) {
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logger.debug(`Leaving room ${roomId}...`)
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await room.detachHandlers()
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await room.part()
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}
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await this.xmpp?.stop()
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this.xmpp = undefined
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}
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public async sendStanza (
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type: XMPPStanzaType,
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attrs: object,
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...children: Node[]
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): Promise<void> {
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attrs = Object.assign({
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from: this.address?.toString()
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}, attrs)
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const stanza = this.xml(type, attrs, ...children)
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logger.debug('stanza to emit: ' + stanza.toString())
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await this.xmpp?.send(stanza)
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}
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public async joinRoom (roomId: string, nick: string): Promise<BotRoom> {
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const roomJID = new JID(roomId, this.mucDomain)
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const roomJIDstr = roomJID.toString()
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let room: BotRoom | undefined = this.rooms.get(roomJIDstr)
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if (!room) {
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room = new BotRoom(this, roomJID)
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this.rooms.set(roomJIDstr, room)
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}
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await room.join(nick)
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return room
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}
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public async partRoom (roomId: string): Promise<void> {
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const roomJID = new JID(roomId, this.mucDomain)
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const room = this.rooms.get(roomJID.toString())
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if (!room) {
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return
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}
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await room.part()
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}
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}
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export {
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BotComponent
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}
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