PC-50: fixed lint code

Author: PivtoranisV

app/admin/items.rb

@@ -194,7 +194,7 @@ def update
     private
 
     def apply_tmp_params(item, tmp)
-      return unless tmp.present?
+      return if tmp.blank?
 
       data = tmp.deep_symbolize_keys
       item.fixed_parameters       = data[:fixed] || {}

app/models/category.rb

@@ -1,8 +1,8 @@
 class Category < ApplicationRecord
   ASCII_CHARACTERS = /\A[[:ascii:]]*\z/
-  
-  has_many :items
-  
+
+  has_many :items, dependent: :nullify
+
   normalizes :name, with: ->(name) { name.gsub(/\s+/, ' ').strip }
 
   after_update :disable_related_items_if_disabled
@@ -30,6 +30,6 @@ def self.ransackable_associations(_auth_object = nil)
   def disable_related_items_if_disabled
     return unless saved_change_to_is_disabled? && is_disabled?
 
-    items.update_all(is_disabled: true)
+    items.update_all(is_disabled: true) # rubocop:disable Rails/SkipsModelValidations
   end
 end

app/services/item_updater.rb

@@ -13,7 +13,7 @@ def call
     reset_all_fields(pricing)
     update_by_pricing_type(pricing)
     persist!(pricing)
-  rescue ActiveRecord::RecordInvalid => e
+  rescue ActiveRecord::RecordInvalid
     false
   end
 
@@ -60,12 +60,12 @@ def update_fixed(pricing)
   def update_open(pricing)
     labels_string = params.dig("item_pricing_attributes", "open_parameters_label_as_string")
     labels = labels_string.to_s.split(',').map(&:strip).reject(&:blank?)
-  
+
     pricing.open_parameters_label = labels
     pricing.is_open = labels.any?
   end
 
-  def update_fixed_open(pricing)
+  def update_fixed_open(pricing) # rubocop:disable Metrics/AbcSize
     return unless session_data
 
     data = session_data.deep_symbolize_keys