#Class Item

class Item < ActiveRecord::Base
	#An item belongs to an account and a group
	belongs_to :group
	#belongs_to :account
	#An item has many locations
	#has_many :locations

	#Validations of attributes, such as presence and length
	validates :code, :length => {maximum => 45}
	validates :name, :length => {maximum => 45}
	validates :description, :length => {maximum => 255}
	validates :status, :length => {maximum => 45}
	validates :visibility, :presence => true


	#Constructor method
	def initializer(visibility)

		@visibility = visibility

	end
end


----
#Class Location
class Location < ActiveRecord::Base

	#A location belongs to an account
	belongs_to :account
	#A location has many items
	has_many :items

	#Validations of presence
	validates :latitude, :presence => true
	validates :longitude, :presence => true
	validates :date, :presence => true
	validates :account_id, :presence => true

	#Constructor method
	#Olhar essa account_id se a "location" pertence a "account", acho que deveria ser o contrário - by Souza
	def initiliazer(latitude, longitude, date, account_id)

		@latitude = latitude
		@longitude = longitude
		@date = date
		@account_id = account_id

	end

end


--
#Class Account

class Account < ActiveRecord::Base

	#An account has many locations
	has_many :locations
	#An account has many items
	has_many :items

	#Validations of attributes, such as presence and length
	validates :username, :presence => true, :length => {:maximum=>45}
	validates :password, :presence => true, :length => {:minimum=>6,:maximum=>45}
	validates :role, :presence => true, :length => {:maximum=>45}

	#Constructor method
	def initializer(username, password, role)

		@username = username
		@password = password
		@role = role

	end
end


---
#class Group

class Group < ActiveRecord::Base

	#Association of 0 to many
	has_many :items
	#Validates presence of name and length (maximum length is 45)
	validates :name, :presence => true, :length => {:maximum => 45}

	#Constructor method
	def initializer(name)

		@name = name

	end


end