Flouss model files

client.js

// MongoDB ORM package
var mongoose  = require('mongoose'),
    Schema    = mongoose.Schema;

var clientSchema = Schema({
	firstname: {
		type: String,
		required: true
	},
	lastname: {
		type: String,
		required: true
	},
	email: {
		type: String,
		required: true,
		unique: true
	},
	password: {
		type: String,
		required: true
	},
	photo: {
		type: String
	},
	token: {
		type: String,
		required: true,
		default: '-1'
	}
});

// Remove confidential informations
clientSchema.methods.getPublic = function getPublic() {
	obj = this.toObject();
	delete obj.password;
	delete obj.token;

	return obj;
};

// Remove confidential informations
clientSchema.methods.getLogin = function getLogin() {
	obj = this.toObject();
	delete obj.password;

	return obj;
};

// export the client model
module.exports = db.model('Client', clientSchema);

ebook.js

// MongoDB ORM package
var mongoose  = require('mongoose'),
    Schema		= mongoose.Schema;

var ebookSchema = Schema({
	title: {
		type: String,
		required: true
	},
	filename: {
		type: String,
		required: true
	},
	bucket: {
		type: String,
		required: true
	},
	icon: {
		type: String,
		required: true
	},
	price: {
		type: Number,
		required: true
	},
	description: {
		type: String,
		required: true
	},
	tags: [{
		type: String
	}]
});

// export the ebook model
module.exports = db.model('Ebook', ebookSchema);

invoice.js

// MongoDB ORM package
var mongoose  = require('mongoose'),
    Schema		= mongoose.Schema;

var invoiceSchema = Schema({
	client: {
		type: Schema.Types.ObjectId,
		ref: 'Client',
		required: true
	},
	ebook: {
		type: Schema.Types.ObjectId,
		ref: 'Ebook',
		required: true
	},
	date: {
		type: Date,
		required: true
	}
});

// export the invoice model
module.exports = db.model('Invoice', invoiceSchema);