// /components/professors/professorModel.js

const mongoose = require('mongoose');

const professorSchema = new mongoose.Schema({
  nationalIdCode: {
    type: String,
    required: true,
    unique: true,
    trim: true,
    index: true
  },
  name: {
    type: String,
    required: true,
    trim: true
  },
  surname: {
    type: String,
    required: true,
    trim: true
  },
  phoneNumber: {
    type: String,
    required: true,
    unique: true,
    trim: true,
    index: true
  },
  email: {
    type: String,
    trim: true,
    lowercase: true
  },
  cardNumber: {
    type: String,
    trim: true
  },
  shabaNumber: {
    type: String,
    trim: true
  },
  bio: {
    type: String,
    trim: true
  },
  expertise: [{
    type: String,
    trim: true
  }],
  courses: [{
    type: mongoose.Schema.Types.ObjectId,
    ref: 'Course'
  }],
  isActive: {
    type: Boolean,
    default: true
  }
}, {
  timestamps: true
});

module.exports = mongoose.model('Professor', professorSchema);