'use strict';

module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.createTable('task_completion_files', {
      file_id:       { type: Sequelize.UUID, defaultValue: Sequelize.UUIDV4, primaryKey: true },
      completion_id: { type: Sequelize.UUID, allowNull: false, references: { model: 'task_completions', key: 'completion_id' }, onDelete: 'CASCADE' },
      file_url:      { type: Sequelize.STRING, allowNull: false },
      file_name:     { type: Sequelize.STRING, allowNull: false },
      file_size:     { type: Sequelize.INTEGER, allowNull: true },
      mime_type:     { type: Sequelize.STRING, allowNull: true },
      storage_key:   { type: Sequelize.STRING(500), 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('task_completion_files', { fields: ['completion_id'], name: 'idx_tcf_completion_id' });
  },

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