module.exports = (sequelize, Sequelize) => {
    const Material = sequelize.define('materials', {
        id: {
            type: Sequelize.INTEGER,
            autoIncrement: true,
            primaryKey: true
        },
        name: {
            type: Sequelize.STRING,
            allowNull: false
        },
        link: {
            type: Sequelize.STRING,
            allowNull: true
        },
        is_local: {
            type: Sequelize.BOOLEAN,
            allowNull: false
        },
        type: {
            type: Sequelize.INTEGER,
            allowNull: false
        },
        lesson_id: {
            type: Sequelize.INTEGER,
            allowNull: false
        },
        createdAt: {
            type: Sequelize.DATE,
            allowNull: false,
            defaultValue: Sequelize.literal("NOW()")
        },
        updatedAt: {
            type: Sequelize.DATE,
            allowNull: false,
            defaultValue: Sequelize.literal("NOW()")
        }
    });

    return Material;
}