const mongoose = require('mongoose');

const EmailVerificationCodeSchema = new mongoose.Schema({
  email: {
    type: String,
    required: true,
    lowercase: true,
    trim: true,
    index: true
  },
  code: {
    type: String,
    required: true
  },
  purpose: {
    type: String,
    enum: ['registration', 'password_reset'],
    default: 'registration'
  },
  expiresAt: {
    type: Date,
    required: true,
    index: { expireAfterSeconds: 0 } // Автоматическое удаление истекших кодов
  },
  verified: {
    type: Boolean,
    default: false
  },
  attempts: {
    type: Number,
    default: 0
  },
  createdAt: {
    type: Date,
    default: Date.now
  }
});

module.exports = mongoose.model('EmailVerificationCode', EmailVerificationCodeSchema);