chatRedux/backend/db/models/Message.js

const {model, Schema} = require('mongoose');

const Message = new Schema({
    text: {type: String, required: true},
    userName : {type: String, required: true},
    createDate: {type: Date, required: true},
    user: { type: Schema.Types.ObjectId, ref: 'User' },//not using 
    file: {type: String} 

})

module.exports = model('Message', Message)