Class: StorageDecorator

Inherits:
Object
  • Object
show all
Defined in:
lib/wingify/decorators/storage_decorator.rb

Instance Method Summary collapse

Instance Method Details

#get_feature_from_storage(feature_key, context, storage_service) ⇒ Hash, StorageEnum

Retrieves a feature from storage based on the feature key and user.

Parameters:

  • feature_key (String) —

    The key of the feature to retrieve.

  • context (ContextModel) —

    The user object.

  • storage_service (StorageService) —

    The storage service instance.

Returns:

  • (Hash, StorageEnum) —

    The retrieved feature or relevant status.



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# File 'lib/wingify/decorators/storage_decorator.rb', line 28

def get_feature_from_storage(feature_key, context, storage_service)
  campaign_map = storage_service.get_data_from_storage(feature_key, context)

  case campaign_map
  when StorageEnum::STORAGE_UNDEFINED, StorageEnum::NO_DATA_FOUND,
       StorageEnum::CAMPAIGN_PAUSED, StorageEnum::WHITELISTED_VARIATION
    nil # Return nil when there's no valid data
  when StorageEnum::INCORRECT_DATA, StorageEnum::VARIATION_NOT_FOUND
    campaign_map # Return the relevant error constant
  else
    campaign_map # Return valid stored data
  end
end

#set_data_in_storage(data, storage_service) ⇒ Object

Sets data in storage based on the provided data object.

Parameters:

  • data (Hash) —

    The data to be stored, including feature key and user details.

  • storage_service (StorageService) —

    The storage service instance.



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# File 'lib/wingify/decorators/storage_decorator.rb', line 45

def set_data_in_storage(data, storage_service)
  feature_key = data[:feature_key]
  context = data[:context]
  rollout_id = data[:rollout_id]
  rollout_key = data[:rollout_key]
  rollout_variation_id = data[:rollout_variation_id]
  experiment_id = data[:experiment_id]
  experiment_key = data[:experiment_key]
  experiment_variation_id = data[:experiment_variation_id]

  if feature_key.nil?
    raise 'Feature key is missing'
  end

  if context.nil? || context.id.nil?
    raise 'Context ID is missing'
  end

  if rollout_key && !experiment_key && !rollout_variation_id
    raise 'Invalid rollout variation'
  end

  if experiment_key && !experiment_variation_id
    raise 'Invalid experiment variation'
  end

  storage_service.set_data_in_storage({
    feature_key: feature_key,
    user_id: context.id,
    rollout_id: rollout_id,
    rollout_key: rollout_key,
    rollout_variation_id: rollout_variation_id,
    experiment_id: experiment_id,
    experiment_key: experiment_key,
    experiment_variation_id: experiment_variation_id
  }, context)
end