'use strict';

module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.createTable('landing_pages', {
      id: {
        type:          Sequelize.BIGINT,
        autoIncrement: true,
        primaryKey:    true,
      },
      page_id: {
        type:       Sequelize.BIGINT,
        allowNull:  false,
        unique:     true,
        references: { model: 'pages', key: 'id' },
        onDelete:   'CASCADE',
      },
      title: {
        type:      Sequelize.STRING(255),
        allowNull: false,
      },
      slug: {
        type:      Sequelize.STRING(255),
        allowNull: false,
        unique:    true,
      },
      meta_title: {
        type:      Sequelize.STRING(255),
        allowNull: true,
      },
      meta_description: {
        type:      Sequelize.TEXT,
        allowNull: true,
      },
      status: {
        type:         Sequelize.ENUM('draft', 'published', 'archived'),
        allowNull:    false,
        defaultValue: 'draft',
      },
      published_at: {
        type:      Sequelize.DATE,
        allowNull: true,
      },
      created_by: {
        type:       Sequelize.BIGINT,
        allowNull:  true,
        references: { model: 'users', key: 'user_id' },
        onDelete:   'SET NULL',
      },
      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('landing_pages', { fields: ['slug'],   name: 'idx_landing_pages_slug' });
    await queryInterface.addIndex('landing_pages', { fields: ['status'], name: 'idx_landing_pages_status' });
  },

  async down(queryInterface) {
    await queryInterface.dropTable('landing_pages');
  },
};