RocketChat/Rocket.Chat

import type { ServerMethods } from '@rocket.chat/ddp-client';
import { DDPRateLimiter } from 'meteor/ddp-rate-limiter';
import { Meteor } from 'meteor/meteor';

import * as Mailer from '../../../mailer/server/api';
import { settings } from '../../../settings/server';

declare module '@rocket.chat/ddp-client' {
    // eslint-disable-next-line @typescript-eslint/naming-convention
    interface ServerMethods {
        sendSMTPTestEmail(): {
            message: string;
            params: string[];
        };
    }
}

Meteor.methods<ServerMethods>({
    async sendSMTPTestEmail() {
        if (!Meteor.userId()) {
            throw new Meteor.Error('error-invalid-user', 'Invalid user', {
                method: 'sendSMTPTestEmail',
            });
        }
        const user = await Meteor.userAsync();
        if (!user?.emails?.[0]?.address) {
            throw new Meteor.Error('error-invalid-email', 'Invalid email', {
                method: 'sendSMTPTestEmail',
            });
        }
        try {
            await Mailer.send({
                to: user.emails[0].address,
                from: settings.get('From_Email'),
                subject: 'SMTP Test Email',
                html: '<p>You have successfully sent an email</p>',
            });
        } catch ({ message }: any) {
            throw new Meteor.Error('error-email-send-failed', `Error trying to send email: ${message}`, {
                method: 'sendSMTPTestEmail',
                message,
            });
        }
        return {
            message: 'Sending_your_mail_to_s',
            params: [user.emails[0].address],
        };
    },
});

DDPRateLimiter.addRule(
    {
        type: 'method',
        name: 'sendSMTPTestEmail',
        userId() {
            return true;
        },
    },
    1,
    1000,
);