starr-philproperties/apps/api/database/migrations/20270101000035-create-tasks.js

'use strict';

// is_required (added 20260709000005) was later dropped by 20260720000001 —
// locking now comes purely from task_prerequisites, not linear position, so
// it's excluded here. order_index is display-order only.
module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.createTable('tasks', {
      task_id:              { type: Sequelize.UUID, defaultValue: Sequelize.UUIDV4, primaryKey: true },
      task_list_id:         { type: Sequelize.UUID, allowNull: false, references: { model: 'task_lists', key: 'task_list_id' }, onDelete: 'CASCADE' },
      name:                 { type: Sequelize.STRING, allowNull: false },
      description:          { type: Sequelize.TEXT, allowNull: true },
      deadline:             { type: Sequelize.DATE, allowNull: true },
      order_index:          { type: Sequelize.INTEGER, allowNull: false, defaultValue: 0 },
      accepts_submissions:  { type: Sequelize.BOOLEAN, allowNull: false, defaultValue: true },
      status:               { type: Sequelize.ENUM('pending', 'in_progress', 'completed', 'overdue'), defaultValue: 'pending', allowNull: false },
      auto_marked_at:       { type: Sequelize.DATE, allowNull: true, defaultValue: null },
      createdBy:            { type: Sequelize.INTEGER, allowNull: true },
      updatedBy:            { type: Sequelize.INTEGER, allowNull: true },
      deletedBy:            { type: Sequelize.INTEGER, allowNull: true },
      createdAt:            { type: Sequelize.DATE, allowNull: false },
      updatedAt:            { type: Sequelize.DATE, allowNull: false },
      deletedAt:            { type: Sequelize.DATE, allowNull: true },
    });

    await queryInterface.addIndex('tasks', ['task_list_id']);
    await queryInterface.addIndex('tasks', ['status']);
  },

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