const mongoose = require('mongoose');

const resetTokenSchema = new mongoose.Schema({
  adminId: {
    type: mongoose.Schema.Types.ObjectId,
    ref: 'Admin',
    required: true,
    index: true
  },
  token: {
    type: String,
    required: true,
    unique: true,
    index: true
  },
  expiresAt: {
    type: Date,
    required: true,
    index: true
  },
  used: {
    type: Boolean,
    default: false
  }
}, {
  timestamps: true
});

// Automatically delete expired tokens (TTL index)
resetTokenSchema.index({ expiresAt: 1 }, { expireAfterSeconds: 0 });

module.exports = mongoose.model('ResetToken', resetTokenSchema);