'use strict';

module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.createTable('pages', {
      id: {
        type:          Sequelize.BIGINT,
        autoIncrement: true,
        primaryKey:    true,
      },
      type: {
        type:      Sequelize.ENUM('landing_page', 'lesson_page', 'course_page'),
        allowNull: false,
      },
      created_at: {
        type:         Sequelize.DATE,
        allowNull:    false,
        defaultValue: Sequelize.literal('CURRENT_TIMESTAMP'),
      },
      updated_at: {
        type:         Sequelize.DATE,
        allowNull:    false,
        defaultValue: Sequelize.literal('CURRENT_TIMESTAMP'),
      },
    });

    await queryInterface.addIndex('pages', { fields: ['type'], name: 'idx_pages_type' });
  },

  async down(queryInterface) {
    await queryInterface.dropTable('pages');
    await queryInterface.sequelize.query('DROP TYPE IF EXISTS "enum_pages_type";');
  },
};