class EdgycircleToolbox::CQRS::CommandBus
Attributes
command_builder[R]
container[R]
Public Class Methods
new()
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# File lib/edgycircle_toolbox/cqrs/command_bus.rb, line 10 def initialize @container = Dry::Container.new @command_builder = CommandBuilder.new end
Public Instance Methods
build(original_parameters, context = nil)
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# File lib/edgycircle_toolbox/cqrs/command_bus.rb, line 33 def build(original_parameters, context = nil) result = CommandResult.new validation = command_builder.validate(original_parameters) if validation.failure? build_validation_errors(validation).each { |error| result.add_error(error) } else validated_parameters = validation.output command = command_builder.build(validated_parameters, context) result.set_command(command) end result end
decorate_command(command_class, decorator_class)
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# File lib/edgycircle_toolbox/cqrs/command_bus.rb, line 23 def decorate_command(command_class, decorator_class) command_builder.decorate(command_class, decorator_class) end
register(command, handler)
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# File lib/edgycircle_toolbox/cqrs/command_bus.rb, line 15 def register(command, handler) command_builder.register(command) container.namespace(:handlers) do register(command, handler) end end
submit(command)
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# File lib/edgycircle_toolbox/cqrs/command_bus.rb, line 27 def submit(command) result = container.resolve("handlers.#{command.class.name}").new.call(command) result.events.each { |event| MessageBus.publish(event) } result end
Private Instance Methods
build_validation_errors(validation)
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# File lib/edgycircle_toolbox/cqrs/command_bus.rb, line 55 def build_validation_errors(validation) validation.messages(full: true).map do |attribute, messages| messages.map { |message| ValidationError.new(attribute, message) } end.flatten end
command_class_for(name)
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# File lib/edgycircle_toolbox/cqrs/command_bus.rb, line 51 def command_class_for(name) container.resolve("commands.#{name}") end