Method: Deliver::AppScreenshotIterator#each_local_screenshot

Defined in:
deliver/lib/deliver/app_screenshot_iterator.rb

#each_local_screenshot(screenshots_per_language) {|localization, app_screenshot_set, app_screenshot| ... } ⇒ Object

Iterate given local app_screenshot over localizations and app_screenshot_sets

Parameters:

Yields:

  • (localization, app_screenshot_set, app_screenshot)

Yield Parameters:



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# File 'deliver/lib/deliver/app_screenshot_iterator.rb', line 63

def each_local_screenshot(screenshots_per_language, &block)
  return enum_for(__method__, screenshots_per_language) unless block_given?

  # filter unnecessary localizations
  supported_localizations = @localizations.reject { |l| screenshots_per_language[l.locale].nil? }

  # build a hash that can access app_screenshot_set corresponding to given locale and display_type
  # via parallelized each_app_screenshot_set to gain performance
  app_screenshot_set_per_locale_and_display_type = each_app_screenshot_set(supported_localizations)
                                                   .each_with_object({}) do |(localization, app_screenshot_set), hash|
    hash[localization.locale] ||= {}
    hash[localization.locale][app_screenshot_set.screenshot_display_type] = app_screenshot_set
  end

  # iterate over screenshots per localization
  screenshots_per_language.each do |language, screenshots_for_language|
    localization = supported_localizations.find { |l| l.locale == language }
    screenshots_per_display_type = screenshots_for_language.reject { |screenshot| screenshot.device_type.nil? }.group_by(&:device_type)

    screenshots_per_display_type.each do |display_type, screenshots|
      # create AppScreenshotSet for given display_type if it doesn't exist
      app_screenshot_set = (app_screenshot_set_per_locale_and_display_type[language] || {})[display_type]
      app_screenshot_set ||= localization.create_app_screenshot_set(attributes: { screenshotDisplayType: display_type })

      # iterate over screenshots per display size with index
      screenshots.each.with_index do |screenshot, index|
        yield(localization, app_screenshot_set, screenshot, index)
      end
    end
  end
end