salix/back/methods/chat/send.js

141 lines
3.8 KiB
JavaScript

const request = require('request-promise-native');
module.exports = Self => {
Self.remoteMethodCtx('send', {
description: 'Send a RocketChat message',
accessType: 'WRITE',
accepts: [{
arg: 'to',
type: 'String',
required: true,
description: 'User (@) or channel (#) to send the message'
}, {
arg: 'message',
type: 'String',
required: true,
description: 'The message'
}],
returns: {
type: 'Object',
root: true
},
http: {
path: `/send`,
verb: 'POST'
}
});
Self.send = async(ctx, to, message) => {
const models = Self.app.models;
const accessToken = ctx.req.accessToken;
const sender = await models.Account.findById(accessToken.userId);
const recipient = to.replace('@', '');
if (sender.name != recipient)
return sendMessage(sender, to, message);
};
async function sendMessage(sender, channel, message) {
const config = await getConfig();
const avatar = `${config.host}/avatar/${sender.name}`;
const uri = `${config.api}/chat.postMessage`;
return sendAuth(uri, {
'channel': channel,
'avatar': avatar,
'alias': sender.nickname,
'text': message
}).catch(async error => {
if (error.statusCode === 401 && !this.resendAttempted) {
this.resendAttempted = true;
this.auth = null;
return sendMessage(sender, channel, message);
}
throw new Error(error.message);
});
}
/**
* Returns a rocketchat token
* @return {Object} userId and authToken
*/
async function getAuthToken() {
if (!this.auth || this.auth && !this.auth.authToken) {
const config = await getConfig();
const uri = `${config.api}/login`;
const res = await send(uri, {
user: config.user,
password: config.password
});
this.auth = res.data;
}
return this.auth;
}
/**
* Returns a rocketchat config
* @return {Object} Auth config
*/
async function getConfig() {
if (!this.chatConfig) {
const models = Self.app.models;
this.chatConfig = await models.ChatConfig.findOne();
}
return this.chatConfig;
}
/**
* Send unauthenticated request
* @param {*} uri - Request uri
* @param {*} body - Request params
* @param {*} options - Request options
*
* @return {Object} Request response
*/
async function send(uri, body, options) {
if (process.env.NODE_ENV !== 'production') {
return new Promise(resolve => {
return resolve({statusCode: 200, message: 'Fake notification sent'});
});
}
const defaultOptions = {
method: 'POST',
uri: uri,
body: body,
headers: {'content-type': 'application/json'},
json: true
};
if (options) Object.assign(defaultOptions, options);
return request(defaultOptions);
}
/**
* Send authenticated request
* @param {*} uri - Request uri
* @param {*} body - Request params
*
* @return {Object} Request response
*/
async function sendAuth(uri, body) {
const login = await getAuthToken();
const options = {
headers: {'content-type': 'application/json'}
};
if (login) {
options.headers['X-Auth-Token'] = login.authToken;
options.headers['X-User-Id'] = login.userId;
}
return send(uri, body, options);
}
};