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# frozen_string_literal: true
module ActiveStorage
class Service::Configurator #:nodoc:
attr_reader :configurations
def self.build(service_name, configurations)
new(configurations).build(service_name)
end
def initialize(configurations)
@configurations = configurations.deep_symbolize_keys
end
def build(service_name)
config = config_for(service_name.to_sym)
resolve(config.fetch(:service)).build(**config, configurator: self)
end
private
def config_for(name)
configurations.fetch name do
raise "Missing configuration for the #{name.inspect} Active Storage service. Configurations available for #{configurations.keys.inspect}"
end
end
def resolve(class_name)
require "active_storage/service/#{class_name.to_s.underscore}_service"
ActiveStorage::Service.const_get(:"#{class_name.camelize}Service")
rescue LoadError
raise "Missing service adapter for #{class_name.inspect}"
end
end
end
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