Question-before.js

var mongoose = require('mongoose');
var Schema = mongoose.Schema;

var questionSchema = new Schema({
  description: {type: String, required: true},
  author: {type: Schema.Types.ObjectId, ref: 'user', required: true},
  tags: Array,
  fileId: String,
  createdAt: {type: Date, default: Date.now},
  lastActivityAt: {type: Date, default: Date.now}
}));

var Question = mongoose.model('question', questionSchema);

module.exports = Question;