user_schema = new app.db.schema(
    username: String
    email: String
    password: String
    account:
        plan:
            type: String
            default: "Free"
            enum: ["Free", "Bronze", "Silver", "Gold"]
        comments: [
            title: String
            message: String
            date_added: Date
        ]
)

user_schema.path("email").validate((value, respond)->
    respond v.check(value).isEmail()
, "Invalid email address")

comments: [
    title:
        type: String
        required: true
    message:
        type: String
        required: true
    date_added: Date
]