Ruby on Rails Monday, October 21, 2019



On Monday, October 21, 2019 at 7:31:36 AM UTC-4, Ariel Juodziukynas wrote:
ItemItemProperty is wrong, belongs_to association should be singular not plural: belongs_to :item and belongs_to :item_property

El lun., 21 oct. 2019 08:27, fugee ohu <fuge...@gmail.com> escribió:
i=Item.first
i.item_properties
NameError: uninitialized constant Item::ItemProperties

class Item < ApplicationRecord
 has_many :boxes
 has_many :item_pictures
 has_many :pictures, through: :item_pictures
 has_many :item_item_properties, primary_key: 'item_type', foreign_key: 'item_type'
 has_many :item_properties, through: :item_item_properties
 ITEM_TYPES =  ['General', 'Book', 'Record', 'Magazine', 'Pez dispenser', 'CD', 'VHS casette']
 validates :item_type, inclusion: ITEM_TYPES
 attr_accessor "Year"
 
end

class ItemItemProperty < ApplicationRecord
 belongs_to :items, primary_key: 'item_type', foreign_key: 'item_type'
 belongs_to :item_properties, primary_key: 'item_type', foreign_key: 'item_type'
end

class ItemProperty < ApplicationRecord
 has_many :item_item_properties, primary_key: 'item_type', foreign_key: 'item_type'
 has_many :items, through: :item_item_properties
end

--
You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.
To unsubscribe from this group and stop receiving emails from it, send an email to rubyonra...@googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/065ff213-21fe-4b69-a41c-7966bd82a12c%40googlegroups.com.

 In form_for(item) how do i create a text_field for item.item_property.name where item  has_many :item_properties, through: :item_item_properties, primary_key: 'item_type', foreign_key: 'item_type'

--
You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.
To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscribe@googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/cf4f7fbb-a29f-4d4f-a1ea-83499e09b9cb%40googlegroups.com.

No comments:

Post a Comment