Mongoose

SCHEMA USUARIO

var userSchema = {
    username : {
        type: String,
        required: true,
    },
    email : {
        type: String,
        required: true,
        unique: true ,
        match: /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/
    },
    password : {
        type: String,
        required: true
    }
};

var schema = new mongoose.Schema(userSchema, { timestamps : true});

SCHEMA VISITA

var visitSchema = {
    client  : Client.clientSchema,
    user    : User.userSchema,
    visit_date : {
        type : Date,
        required: true
    },
    sales_quantity : {
        type: Number,
        required: true
    },
    value_received : {
        type: Number,
        required: true
    }
};

var schema = new mongoose.Schema(visitSchema);