Class: ImpExp::Serializers::WholeRecords

Inherits:
Object
  • Object
show all
Defined in:
app/services/imp_exp/serializers/whole_records.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(columns) ⇒ WholeRecords

Returns a new instance of WholeRecords.



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# File 'app/services/imp_exp/serializers/whole_records.rb', line 8

def initialize(columns)
  @columns = columns
end

Instance Attribute Details

#columns ⇒ Object (readonly)

Returns the value of attribute columns.



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# File 'app/services/imp_exp/serializers/whole_records.rb', line 6

def columns
  @columns
end

Instance Method Details

#dump(record, relation_name) ⇒ Object 



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# File 'app/services/imp_exp/serializers/whole_records.rb', line 12

def dump(record, relation_name)
  record.send(relation_name).map do |associated_records|
    associated_records.slice(columns)
  end.to_json
end

#load(data, model:, relation_name:, scoping_parent: nil) ⇒ Object

rubocop: disable Lint/UnusedMethodArgument



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# File 'app/services/imp_exp/serializers/whole_records.rb', line 19

def load(data, model:, relation_name:, scoping_parent: nil)
  return [] if data.blank?

  begin
    data = JSON.parse(data)
  rescue JSON::ParserError => e
    message = e.message.gsub("859: ", "") # Ruby 3.1 + 3.2 compatibility
    return [ImpExp::Serializers::Errors::WrongFormat.new("#{relation_name} error | #{message}")]
  end

  unless data.is_a?(Array) && data.all? { |datum| datum.is_a?(Hash) }
    return [ImpExp::Serializers::Errors::WrongFormat.new("#{relation_name} should be an array of hashes")]
  end

  data = data.map(&:deep_symbolize_keys)

  relation_class = model.active_record_class.reflections[relation_name.to_s].options[:class_name]
  relation_class ||= relation_name.to_s.classify
  relation_class = relation_class.constantize

  data.map do |hash|
    relation_class.new(hash.slice(*columns))
  end
end