Class: NewsCategory

Inherits:
ApplicationRecord show all
Includes:
RequiredUniqueName, Toggleable
Defined in:
app/models/news_category.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.entity_parameters ⇒ Object 



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# File 'app/models/news_category.rb', line 28

def self.entity_parameters
  i(name slug priority visible)
end

.page_for_administration ⇒ Object 



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# File 'app/models/news_category.rb', line 20

def self.page_for_administration
  ordered_by_priority
end

.page_for_visitors ⇒ Object 



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# File 'app/models/news_category.rb', line 24

def self.page_for_visitors
  visible.ordered_by_priority
end

Instance Method Details

#change_priority(delta) ⇒ Object

Parameters:

  • delta (Integer) 


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# File 'app/models/news_category.rb', line 42

def change_priority(delta)
  new_priority = priority + delta
  adjacent     = NewsCategory.find_by(priority: new_priority)
  if adjacent.is_a?(NewsCategory) && (adjacent.id != id)
    adjacent.update!(priority: priority)
  end
  self.update(priority: new_priority)

  NewsCategory.ordered_by_priority.map { |e| [e.id, e.priority] }.to_h
end

#full_title ⇒ Object 



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# File 'app/models/news_category.rb', line 37

def full_title
  name
end

#has_news?(news) ⇒ Boolean

Parameters:

Returns:

  • (Boolean) 


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# File 'app/models/news_category.rb', line 33

def has_news?(news)
  news.news_category == self
end