42 lines
718 B
JavaScript
42 lines
718 B
JavaScript
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'use strict';
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/**
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* Module dependencies
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*/
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import User from '../../models/user';
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import { validateUsername } from '../../models/user';
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/**
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* Check available username
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*
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* @param {Object} params
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* @return {Promise<object>}
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*/
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module.exports = async (params) =>
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new Promise(async (res, rej) =>
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{
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// Get 'username' parameter
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const username = params.username;
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if (username == null || username == '') {
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return rej('username-is-required');
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}
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// Validate username
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if (!validateUsername(username)) {
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return rej('invalid-username');
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}
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// Get exist
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const exist = await User
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.count({
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username_lower: username.toLowerCase()
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}, {
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limit: 1
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});
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// Reply
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res({
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available: exist === 0
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});
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});
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