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71 lines
1.4 KiB
71 lines
1.4 KiB
'use strict'
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/* global ROOTPATH, appconfig, winston */
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const modb = require('mongoose')
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const fs = require('fs')
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const path = require('path')
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const _ = require('lodash')
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/**
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* MongoDB module
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*
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* @return {Object} MongoDB wrapper instance
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*/
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module.exports = {
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/**
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* Initialize DB
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*
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* @return {Object} DB instance
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*/
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init () {
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let self = this
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global.Mongoose = modb
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let dbModelsPath = path.resolve(ROOTPATH, 'models')
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modb.Promise = require('bluebird')
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// Event handlers
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modb.connection.on('error', err => {
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winston.error('Failed to connect to MongoDB instance.')
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return err
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})
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modb.connection.once('open', function () {
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winston.log('Connected to MongoDB instance.')
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})
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// Store connection handle
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self.connection = modb.connection
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self.ObjectId = modb.Types.ObjectId
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// Load DB Models
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fs
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.readdirSync(dbModelsPath)
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.filter(function (file) {
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return (file.indexOf('.') !== 0)
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})
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.forEach(function (file) {
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let modelName = _.upperFirst(_.camelCase(_.split(file, '.')[0]))
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self[modelName] = require(path.join(dbModelsPath, file))
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})
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// Using ENV variable?
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if (_.startsWith(appconfig.db, '$')) {
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appconfig.db = process.env[appconfig.db.slice(1)]
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}
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// Connect
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self.onReady = modb.connect(appconfig.db)
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return self
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}
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}
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