module.exports = function (sequelize, DataTypes, options) {
    const model = sequelize.define("extendedPublicKey", {
        id: {
            type: DataTypes.STRING,
            defaultValue: function() {
                return options.generateUniqueId()
            },
            primaryKey: true,
            unique: true
        },
        xpub: {
            type: DataTypes.STRING,
            // TODO add validation
            allowNull: false,
            unique: true
        },
        derivationPath: {
            type: DataTypes.STRING,
            // TODO add validation...
            allowNull: false,
            unique: true
        },
        name: {
            type: DataTypes.STRING,
            unique: true
        }
    }, {
        comment: "Exteneded public keys."
    });

    model.associate = (db) => {
        // TODO Update key to wallet...
        model.Key = model.belongsTo(db.Key);
    }

    return model;
};