'use strict';

module.exports = {
  async up(queryInterface, Sequelize) {
    await queryInterface.createTable('achievement_definitions', {
      achievement_definition_id: { type: Sequelize.BIGINT, primaryKey: true, autoIncrement: true },
      key:         { type: Sequelize.STRING(100), allowNull: false, unique: true },
      type:        { type: Sequelize.ENUM('badge', 'milestone'), allowNull: false, defaultValue: 'badge' },
      label:       { type: Sequelize.STRING(255), allowNull: false },
      description: { type: Sequelize.TEXT,        allowNull: true },
      icon:        { type: Sequelize.STRING(50),  allowNull: true },
      trigger:     { type: Sequelize.STRING(30),  allowNull: true },
      is_active:   { type: Sequelize.BOOLEAN, allowNull: false, defaultValue: true },
      is_system:   { type: Sequelize.BOOLEAN, allowNull: false, defaultValue: false },
      createdAt:   { type: Sequelize.DATE, allowNull: false },
      updatedAt:   { type: Sequelize.DATE, allowNull: false },
    });

    // Seed the 9 built-in keys that services/achievements.service.js's trigger
    // functions reference by name — these are marked is_system so they can't be
    // deleted/renamed from the admin CRUD.
    await queryInterface.sequelize.query(`
      INSERT INTO achievement_definitions (key, type, label, description, icon, trigger, is_active, is_system, "createdAt", "updatedAt")
      VALUES
        ('early_access',           'badge',     'Early Access',            'Registered during the Philproperties beta period (before Dec 31, 2026).', 'Star',       'auth',    true, true, NOW(), NOW()),
        ('premium_first_time',     'badge',     'Premium Member',          'Purchased a Premium tier plan for the first time.',                       'BadgeCheck', 'tier',    true, true, NOW(), NOW()),
        ('exclusive_first_time',   'badge',     'Exclusive Member',        'Purchased an Exclusive tier plan for the first time.',                    'Medal',      'tier',    true, true, NOW(), NOW()),
        ('first_course_completed', 'milestone', 'First Course Completed',  'Completed your very first course on Philproperties.',                     'BookOpen',   'course',  true, true, NOW(), NOW()),
        ('courses_completed_5',    'milestone', 'Learning Streak',         'Completed 5 courses.',                                                    'Flame',      'course',  true, true, NOW(), NOW()),
        ('courses_completed_10',   'milestone', 'Knowledge Builder',       'Completed 10 courses.',                                                   'Zap',        'course',  true, true, NOW(), NOW()),
        ('perfect_quiz_score',     'milestone', 'Perfect Score',           'Achieved a perfect score on a quiz.',                                     'Target',     'course',  true, true, NOW(), NOW()),
        ('profile_completed',      'milestone', 'Profile Complete',        'Filled out all personal profile information.',                           'Shield',     'profile', true, true, NOW(), NOW()),
        ('first_referral',         'milestone', 'Referral Champion',       'Successfully referred a user to Philproperties.',                         'Award',      'social',  true, true, NOW(), NOW())
    `);
  },

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