Class: EventSpeaker

Inherits:
ApplicationRecord show all
Includes:
Toggleable
Defined in:
app/models/event_speaker.rb

Constant Summary collapse

NAME_LIMIT = 
100
OCCUPATION_LIMIT = 
250
PRIORITY_LIMIT = 
(1..999)

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.creation_parameters ⇒ Object 



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

def self.creation_parameters
  entity_parameters + %i(event_id)
end

.entity_parameters ⇒ Object 



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

def self.entity_parameters
  %i(image name occupation visible priority)
end

.page_for_administration ⇒ Object 



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# File 'app/models/event_speaker.rb', line 25

def self.page_for_administration
  ordered_by_priority
end

.page_for_visitors ⇒ Object 



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# File 'app/models/event_speaker.rb', line 29

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/event_speaker.rb', line 46

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

  EventSpeaker.siblings(event).ordered_by_priority.map { |e| [e.id, e.priority] }.to_h
end

#locked? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/event_speaker.rb', line 41

def locked?
  event.locked?
end