Class: LcpRuby::Services::Registry

Inherits:
Object
  • Object
show all
Defined in:
lib/lcp_ruby/services/registry.rb

Constant Summary collapse

VALID_CATEGORIES = 
%w[transforms validators conditions defaults computed data_providers accessors aggregates virtual_columns menu_items].freeze

Class Method Summary collapse

Class Method Details

.available_keys(category) ⇒ Object 



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# File 'lib/lcp_ruby/services/registry.rb', line 22

def available_keys(category)
  validate_category!(category)
  registries[category.to_s].keys.sort
end

.clear! ⇒ Object 



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# File 'lib/lcp_ruby/services/registry.rb', line 65

def clear!
  @registries = nil
end

.discover!(base_path) ⇒ Object 



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# File 'lib/lcp_ruby/services/registry.rb', line 37

def discover!(base_path)
  services_path = File.join(base_path.to_s, "lcp_services")
  return unless File.directory?(services_path)

  VALID_CATEGORIES.each do |category|
    category_path = File.join(services_path, category)
    next unless File.directory?(category_path)

    Dir[File.join(category_path, "**", "*.rb")].sort.each do |file|
      # Files under app/lcp_services/ are developer-authored application code,
      # the same trust level as any other code in app/.
      require file

      relative = file.sub("#{category_path}/", "").sub(/\.rb$/, "")
      class_name = "LcpRuby::HostServices::#{category.camelize}::#{relative.split('/').map(&:camelize).join('::')}"

      begin
        service_class = class_name.constantize
        # Transforms use instance methods (def call), others use class methods (def self.call)
        service = category == "transforms" ? service_class.new : service_class
        register(category, relative, service)
      rescue NameError => e
        Rails.logger.warn("[LcpRuby] Could not register service #{class_name}: #{e.message}") if defined?(Rails)
      end
    end
  end
end

.lookup(category, key) ⇒ Object 



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# File 'lib/lcp_ruby/services/registry.rb', line 12

def lookup(category, key)
  validate_category!(category)
  registries[category.to_s][key.to_s]
end

.lookup_vc_service(key) ⇒ Object

Look up a virtual column service, trying “virtual_columns” first then “aggregates”.



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# File 'lib/lcp_ruby/services/registry.rb', line 28

def lookup_vc_service(key)
  lookup("virtual_columns", key) || lookup("aggregates", key)
end

.register(category, key, service) ⇒ Object 



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# File 'lib/lcp_ruby/services/registry.rb', line 7

def register(category, key, service)
  validate_category!(category)
  registries[category.to_s][key.to_s] = service
end

.registered?(category, key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/lcp_ruby/services/registry.rb', line 17

def registered?(category, key)
  validate_category!(category)
  registries[category.to_s].key?(key.to_s)
end

.vc_service_registered?(key) ⇒ Boolean

Check if a virtual column service is registered in either category.

Returns:

  • (Boolean) 


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# File 'lib/lcp_ruby/services/registry.rb', line 33

def vc_service_registered?(key)
  registered?("virtual_columns", key) || registered?("aggregates", key)
end