class Togls::ToggleRepository

Toggle Repository

Repository interface for storing and retrieving toggles.

Public Class Methods

new(drivers, feature_repository) click to toggle source
# File lib/togls/toggle_repository.rb, line 6
def initialize(drivers, feature_repository)
  unless drivers.is_a?(Array)
    raise Togls::InvalidDriver, 'ToggleRepository requires a valid driver'
  end
  if drivers.empty?
    raise Togls::MissingDriver, 'ToggleRepository requires a driver'
  end
  @drivers = drivers
  @feature_repository = feature_repository
end

Public Instance Methods

extract_storage_payload(toggle) click to toggle source
# File lib/togls/toggle_repository.rb, line 27
def extract_storage_payload(toggle)
  { 'feature_id' => toggle.feature.id, 'rule_id' => toggle.rule.id.to_s }
end
get(id) click to toggle source
# File lib/togls/toggle_repository.rb, line 31
def get(id)
  @drivers.reverse.each do |driver|
    toggle_data = driver.get(id)
    if toggle_data
      toggle = reconstitute_toggle(toggle_data)
      return toggle unless toggle.is_a?(::Togls::NullToggle)
    end
  end
  Togls::NullToggle.new
end
reconstitute_toggle(toggle_data) click to toggle source
# File lib/togls/toggle_repository.rb, line 42
def reconstitute_toggle(toggle_data)
  begin
    feature = @feature_repository.get(toggle_data['feature_id'])
  rescue Togls::RepositoryFeatureDataInvalid => e
    return Togls::NullToggle.new
  end

  begin
    rule = ::Togls.send(:rule_repository).get(toggle_data['rule_id'])
  rescue Togls::RepositoryRuleDataInvalid => e
    return Togls::NullToggle.new
  end

  toggle = Togls::Toggle.new(feature)
  begin
    toggle.rule = rule
    toggle
  rescue Togls::RuleFeatureTargetTypeMismatch
    Togls.logger.warn("Feature (#{feature.key}) with target type '#{feature.target_type}' has a rule (#{rule.id}) mismatch with target type '#{rule.target_type}'")
    return Togls::RuleFeatureMismatchToggle.new
  end
end
store(toggle) click to toggle source
# File lib/togls/toggle_repository.rb, line 17
def store(toggle)
  @feature_repository.store(toggle.feature)
  ::Togls.send(:rule_repository).store(toggle.rule)
  payload = extract_storage_payload(toggle)

  @drivers.each do |driver|
    driver.store(toggle.id, payload)
  end
end