Class: Mxrb::DomainDiagram::LayoutWriter

Inherits:
Object
  • Object
show all
Defined in:
lib/mxrb/domain_diagram.rb

Overview

Applies only audited visual fields to a copied MPR.

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ LayoutWriter

Returns a new instance of LayoutWriter.



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# File 'lib/mxrb/domain_diagram.rb', line 135

def initialize(path)
  @path = File.expand_path(path)
end

Instance Method Details

#apply!(payload) ⇒ Object 



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# File 'lib/mxrb/domain_diagram.rb', line 139

def apply!(payload)
  modules = Array(payload.fetch('modules'))
  mpr = IO::MprFile.open(@path, readonly: false)
  changed = 0
  metadata_anchors = []
  mpr.transaction do
    module_units = mpr.units_by_containment('Modules').to_h do |unit|
      [mpr.parse_contents(unit)['Name'].to_s, unit]
    end
    modules.each do |layout|
      unit = module_units[layout.fetch('name').to_s]
      raise ValidationError, "domain module #{layout['name']} not found" unless unit

      module_changed, module_metadata = apply_module(mpr, unit, layout)
      changed += module_changed
      metadata_anchors.concat(module_metadata)
    end
    changed += mpr.write_domain_diagram_anchors(metadata_anchors)
  end
  changed
ensure
  mpr&.close
end