class Article < ApplicationRecord

	belongs_to :user
	has_and_belongs_to_many :categories, join_table: 'articles_categories'

	validates :user_id, presence: true 
	validates :title, presence: true, length:{ minimum: 3}
	validates :description, presence:true, length: { minimum: 10, maximum:200 }
end

class Category < ApplicationRecord

	has_and_belongs_to_many :articles, join_table: 'articles_categories'

	validates :name, presence: true, uniqueness:true, length:{ minimum: 3, maximum: 30 }
end

class ArticlesCategory < ApplicationRecord
end

class User < ApplicationRecord

   has_many :articles

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

end