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mkcart
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const mongoose = require("mongoose");
const bcrypt = require('bcryptjs');

const adminSchema = mongoose.Schema({
  username: { 
    type: String, 
    required: true, 
    unique: true,
    trim: true,
    minlength: 3,
    maxlength: 30
  },
  email: { 
    type: String, 
    required: true, 
    unique: true,
    lowercase: true,
    trim: true
  },
  password: { 
    type: String, 
    required: true,
    minlength: 8
  },
  firstName: { 
    type: String, 
    required: true,
    trim: true
  },
  lastName: { 
    type: String, 
    required: true,
    trim: true
  },
  role: {
    type: String,
    enum: ['super_admin', 'admin', 'moderator', 'support'],
    default: 'admin'
  },
  permissions: {
    users: {
      view: { type: Boolean, default: true },
      create: { type: Boolean, default: false },
      edit: { type: Boolean, default: false },
      delete: { type: Boolean, default: false }
    },
    products: {
      view: { type: Boolean, default: true },
      create: { type: Boolean, default: true },
      edit: { type: Boolean, default: true },
      delete: { type: Boolean, default: false }
    },
    orders: {
      view: { type: Boolean, default: true },
      edit: { type: Boolean, default: true },
      delete: { type: Boolean, default: false }
    },
    analytics: {
      view: { type: Boolean, default: true },
      export: { type: Boolean, default: false }
    },
    settings: {
      view: { type: Boolean, default: false },
      edit: { type: Boolean, default: false }
    }
  },
  avatar: {
    type: String,
    default: null
  },
  isActive: {
    type: Boolean,
    default: true
  },
  lastLogin: {
    type: Date,
    default: null
  },
  twoFactorEnabled: {
    type: Boolean,
    default: false
  },
  twoFactorSecret: {
    type: String,
    default: null
  },
  preferences: {
    theme: { type: String, default: 'dark' },
    language: { type: String, default: 'en' },
    notifications: {
      email: { type: Boolean, default: true },
      push: { type: Boolean, default: true },
      sms: { type: Boolean, default: false }
    }
  },
  activityLog: [{
    action: String,
    description: String,
    ipAddress: String,
    userAgent: String,
    timestamp: { type: Date, default: Date.now }
  }]
}, {
  timestamps: true
});

adminSchema.pre('save', async function(next) {
  if (!this.isModified('password')) {
    return next();
  }
  
  try {
    const salt = await bcrypt.genSalt(12);
    this.password = await bcrypt.hash(this.password, salt);
    next();
  } catch (error) {
    next(error);
  }
});

adminSchema.methods.checkPassword = async function(password) {
  return await bcrypt.compare(password, this.password);
};

adminSchema.methods.hasPermission = function(resource, action) {
  if (this.role === 'super_admin') return true;
  return this.permissions[resource]?.[action] || false;
};

adminSchema.methods.getFullName = function() {
  return `${this.firstName} ${this.lastName}`;
};

module.exports = mongoose.model('Admin', adminSchema);