Class: Coltrane::UI::Views::FindCommonChordsInScales

Inherits:
View
  • Object
show all
Defined in:
lib/coltrane/ui/views/find_common_chords_in_scales.rb

Instance Attribute Summary

Attributes inherited from View

#params, #path

Instance Method Summary collapse

Methods inherited from View

#ensure_param, #go_to, inherited, #initialize, #output, questions, render, set_path

Constructor Details

This class inherits a constructor from Coltrane::UI::Views::View

Instance Method Details

#render ⇒ Object 



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# File 'lib/coltrane/ui/views/find_common_chords_in_scales.rb', line 30

def render
  scale_a    = Commands::GetClassicScale.run(*params.values_at(:first_scale, :first_scale_root))
  scale_b    = Commands::GetClassicScale.run(*params.values_at(:second_scale, :second_scale_root))
  chords     = Commands::FindCommonChords.run(scale_a, scale_b)
  rep_chords = Commands::GetRepresentationChords.run(params[:representation], chords)
  { "Chords that exist in #{scale_a.full_name} and #{scale_b.full_name}" => rep_chords }
end