PlantUML Web Server

@startuml
start
group npm-update-package
:Initialize options;
group main
:Get outdated packages;

if (All packages are up-to-date) then (yes)
  end
else (no)
endif

:Fetch remote branches;
:Fetch pull requests;

if (Label does not exist) then (yes)
  :Create label;
else (no)
endif

:Initialize Git config;
group OutdatedPackagesProcessor

while (Package exists) is (yes)
  group OutdatedPackageProcessor
  if (Remote branch does not exist) then (yes)
    switch (outdatedPrStrategy)
    case (create)
      :Create branch;
      :Update package;
      :Create pull request;
      :Remove branch;
    case (recreate) 
      :Create branch;
      :Update package;
      :Create pull request;
      :Close outdated pull requests;
      :Remove branch;
    case (skip)
      if (Outdated pull requests don't exist) then (yes)
        :Create branch;
        :Update package;
        :Create pull request;
        :Remove branch;
      else (no)
      endif
    endswitch
  else (no)
  endif
  end group
endwhile (no)

end group  /' OutdatedPackagesProcessor '/
:Show results;
end group  /' main '/
end group  /' npm-update-package '/
end
@enduml

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