# Ruby To-Do List Application - User Model
# Created by: Molla Samser (help@rskworld.in, +91 93305 39277)
# Address: Nutanhat, Mongolkote, Purba Burdwan, West Bengal, India, 713147
# Year: 2026

class User < ApplicationRecord
  # Include default devise modules. Others available are:
  # :confirmable, :lockable, :timeoutable, :trackable and :omniauthable
  devise :database_authenticatable, :registerable,
         :recoverable, :rememberable, :validatable

  # Associations
  has_many :tasks, dependent: :destroy
  has_many :categories, dependent: :destroy

  # Validations
  validates :email, presence: true, uniqueness: true

  # Callbacks
  after_create :create_default_categories

  # Methods
  def completed_tasks_count
    tasks.where(completed: true).count
  end

  def pending_tasks_count
    tasks.where(completed: false).count
  end

  def total_tasks_count
    tasks.count
  end

  private

  def create_default_categories
    Category.create_defaults_for(self)
  end
end