Module: RailsWorkflow::ProcessTemplates::DefaultBuilder

Extended by:
ActiveSupport::Concern
Included in:
RailsWorkflow::ProcessTemplate
Defined in:
app/concerns/rails_workflow/process_templates/default_builder.rb

Overview

DefaultBuilder is responsible for building new process and it's initial (independent) operations.

Instance Method Summary (collapse)

Instance Method Details

- (Object) build_independent_operations(process)

Independent operations is template operations that have no dependencies on any other operations.



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# File 'app/concerns/rails_workflow/process_templates/default_builder.rb', line 33

def build_independent_operations process
  independent_operations.each do |operation_template|
    build_operation process, operation_template
  end
end

- (Object) build_operation(process, template, completed_dependencies = [])

Building new operation for given process.

Parameters:

  • process (RailsWorkflow::Process) —

    to which new operation will be added.

  • template (RailsWorkflow::OperationTEmplate) —

    which should be used to build new operation

  • completed_dependencies (Array<RailsWorkflow::Operation>) (defaults to: []) —

    is process operaitons which was completed (or changed statuses) and caused this new operation creation.



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# File 'app/concerns/rails_workflow/process_templates/default_builder.rb', line 43

def build_operation process, template, completed_dependencies = []
  operation = template.build_operation! process, completed_dependencies

  if operation.present?
    process.operations << operation
  end

  operation
rescue => exception
  RailsWorkflow::Error.create_from(
      exception, {
                   parent: process,
                   target: process.template,
                   method: :build_operation,
                   args: [process, template, completed_dependencies]
               }
  )

end

- (Object) build_process!(context)

When process manager building new process, it initializes process template for new process and call this method to build new process instance. This method buildling new process and initial operations (operations that has no dependencies on any other operations and can be build before process starts).

Parameters:



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# File 'app/concerns/rails_workflow/process_templates/default_builder.rb', line 16

def build_process! context
  process = process_class.create template: self

  process.class.transaction do
    process.update_attributes({title: self.title, status: Process::NOT_STARTED})
    process.create_context(data: context, parent: process)

    build_independent_operations process
    process.reload
    build_process(process) if respond_to? :build_process
    process

  end

end