/***********************************************************************************************************************************************************************
 * File Name: user_tiers.mdl.js
 * Type of Program: Model
 * Description: Sequelize model for the `user_tiers` table.
 *              Full history of tier grants per user.
 * Author: Kenneth Obsequio (@lash0000)
 * Date Created: Jun. 6, 2026
 ***********************************************************************************************************************************************************************/
const { DataTypes } = require('sequelize');
const sequelize = require('../../config/db.config');

const mdl_UserTiers = sequelize.define('UserTier', {
  tier_id:    { type: DataTypes.BIGINT, primaryKey: true, autoIncrement: true, label: 'Tier ID' },
  user_id:    { type: DataTypes.BIGINT, allowNull: false, label: 'User ID' },
  tier:       { type: DataTypes.STRING(50), allowNull: false, defaultValue: 'free', label: 'Tier' },
  status:     { type: DataTypes.ENUM('active', 'expired', 'revoked'),  allowNull: false, defaultValue: 'active', label: 'Status' },
  starts_at:  { type: DataTypes.DATE, allowNull: false, defaultValue: DataTypes.NOW, label: 'Starts At' },
  expires_at: { type: DataTypes.DATE, allowNull: true, label: 'Expires At' },

  plan_id:    { type: DataTypes.BIGINT, allowNull: true, label: 'Plan ID' },
  granted_by: { type: DataTypes.BIGINT, allowNull: true, label: 'Granted By' },
  revoked_by: { type: DataTypes.BIGINT, allowNull: true, label: 'Revoked By' },
  revoked_at: { type: DataTypes.DATE,   allowNull: true, label: 'Revoked At' },
  notes:      { type: DataTypes.TEXT,   allowNull: true, label: 'Notes' },
}, {
  tableName:  'user_tiers',
  timestamps: true,
  paranoid:   false,
});

module.exports = mdl_UserTiers;