Class: SpectatorSport::Label

Inherits:
ApplicationRecord show all
Defined in:
app/models/spectator_sport/label.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.migrated? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spectator_sport/label.rb', line 9

def self.migrated?
  return true if table_exists?

  Rails.logger.warn "SpectatorSport: pending migration for spectator_sport_labels table. Run: rails spectator_sport:install:migrations && rails db:migrate"
  false
end

.mysql_lock(lockable, &block) ⇒ Object 



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# File 'app/models/spectator_sport/label.rb', line 46

def self.mysql_lock(lockable, &block)
  if connection.adapter_name =~ /mysql/i
    lockable.with_lock(&block)
  else
    block.call
  end
end

.record(recording: nil, session_window: nil, value:, key: nil, strategy: "many") ⇒ Object 



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# File 'app/models/spectator_sport/label.rb', line 16

def self.record(recording: nil, session_window: nil, value:, key: nil, strategy: "many")
  owner = recording || session_window
  owner_attrs = recording ? { recording: recording } : { session_window: session_window }

  value = value.to_s.presence
  key = key.to_s.presence
  strategy = key ? strategy.to_s : "many"
  return unless value

  case strategy
  when "first"
    mysql_lock(owner) do
      find_or_create_by(**owner_attrs, key: key) do |l|
        l.value = value
        l.multiple = false
      end
    end
  when "one"
    mysql_lock(owner) do
      label = find_or_initialize_by(**owner_attrs, key: key)
      label.assign_attributes(value: value, multiple: false)
      label.save
    end
  else # "many"
    find_or_create_by(**owner_attrs, key: key, value: value) do |l|
      l.multiple = true
    end
  end
end

Instance Method Details

#display ⇒ Object 



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# File 'app/models/spectator_sport/label.rb', line 54

def display
  key.present? ? "#{key}: #{value}" : value
end