Merge pull request #1039 from okriuchykhin/ok_SCI_1697

Improve connections between repository models [SCI-1697]

app/models/my_module_repository_row.rb

@@ -3,8 +3,10 @@ class MyModuleRepositoryRow < ApplicationRecord
              foreign_key: 'assigned_by_id',
              class_name: 'User',
              optional: true
-  belongs_to :repository_row, optional: true
-  belongs_to :my_module, optional: true
+  belongs_to :repository_row,
+             optional: true,
+             inverse_of: :my_module_repository_rows
+  belongs_to :my_module, optional: true, inverse_of: :my_module_repository_rows
 
   validates :repository_row, :my_module, presence: true
   validates :repository_row, uniqueness: { scope: :my_module }

app/models/repository_cell.rb

@@ -1,7 +1,9 @@
 class RepositoryCell < ActiveRecord::Base
   belongs_to :repository_row
   belongs_to :repository_column
-  belongs_to :value, polymorphic: true, dependent: :destroy
+  belongs_to :value, polymorphic: true,
+                     inverse_of: :repository_cell,
+                     dependent: :destroy
   belongs_to :repository_text_value,
              (lambda do
                where(repository_cells: { value_type: 'RepositoryTextValue' })