'use strict';

// `target_type` was originally `audience` (ENUM admin/user/both), renamed and
// extended with task_list/course/tier_plan via ALTER TYPE ADD VALUE on the
// live type `notification_broadcast_audience` (20260702000002).
module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.createTable('notification_broadcasts', {
      broadcast_id:           { type: Sequelize.BIGINT, primaryKey: true, autoIncrement: true },
      uuid:                   { type: Sequelize.UUID, defaultValue: Sequelize.UUIDV4, allowNull: false, unique: true },
      title:                  { type: Sequelize.STRING(255), allowNull: false },
      message:                { type: Sequelize.TEXT, allowNull: false },
      target_type:            { type: Sequelize.ENUM('admin', 'user', 'both', 'task_list', 'course', 'tier_plan'), allowNull: false },
      target_id:              { type: Sequelize.STRING(64), allowNull: true },
      status:                 { type: Sequelize.ENUM('draft', 'sent', 'archived'), allowNull: false, defaultValue: 'draft' },
      sent_at:                { type: Sequelize.DATE, allowNull: true },
      recipient_count:        { type: Sequelize.INTEGER, allowNull: false, defaultValue: 0 },
      link_url:               { type: Sequelize.STRING(2048), allowNull: true },
      link_label:             { type: Sequelize.STRING(60), allowNull: true },
      color:                  { type: Sequelize.STRING(20), allowNull: false, defaultValue: 'indigo' },
      show_in_sticky:         { type: Sequelize.BOOLEAN, allowNull: false, defaultValue: false },
      show_in_notifications:  { type: Sequelize.BOOLEAN, allowNull: false, defaultValue: true },
      start_date:             { type: Sequelize.DATE, allowNull: true },
      end_date:               { type: Sequelize.DATE, allowNull: true },
      createdBy:              { type: Sequelize.BIGINT, allowNull: true },
      updatedBy:              { type: Sequelize.BIGINT, allowNull: true },
      deletedBy:              { type: Sequelize.BIGINT, allowNull: true },
      createdAt:              { type: Sequelize.DATE, allowNull: false },
      updatedAt:              { type: Sequelize.DATE, allowNull: false },
      deletedAt:              { type: Sequelize.DATE, allowNull: true },
    });

    await queryInterface.addIndex('notification_broadcasts', ['uuid']);
    await queryInterface.addIndex('notification_broadcasts', ['status']);
    await queryInterface.addIndex('notification_broadcasts', ['target_type']);
    await queryInterface.addIndex('notification_broadcasts', ['deletedAt']);
  },

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