Class: SuckySocket::Country

Inherits:
Object
  • Object
show all
Includes:
CountriesSocketsPlugs
Defined in:
lib/sucky_socket/country.rb

Constant Summary

Constants included from CountriesSocketsPlugs

SuckySocket::CountriesSocketsPlugs::COUNTRIES_SOCKETS, SuckySocket::CountriesSocketsPlugs::SOCKETS_PLUGS

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from CountriesSocketsPlugs

#get_plugs, #get_sockets, #validate_country_name

Constructor Details

#initialize(name = "USA") ⇒ Country

Use USA as default start_country when no country was entered by the user



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# File 'lib/sucky_socket/country.rb', line 11

def initialize(name = "USA")
  if validate_country_name(name)
    @name = name
    @sockets = get_sockets("#{@name}")
  else
    puts "Country #{name} was not found in the database."
    exit
  end    
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/sucky_socket/country.rb', line 8

def name
  @name
end

#sockets ⇒ Object (readonly)

Returns the value of attribute sockets.



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# File 'lib/sucky_socket/country.rb', line 8

def sockets
  @sockets
end

Instance Method Details

#needs_adapter_for?(dest_country) ⇒ Boolean

Checks whether an adapter is needed by comparing whether the plugs of the start country match the plugs that work with every particular socket of the destination country

Returns:

  • (Boolean) 


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# File 'lib/sucky_socket/country.rb', line 22

def needs_adapter_for?(dest_country)

  dest_plugs = []
  dest_country.sockets.each do |s|
    dest_plugs << get_plugs(s)
  end
  

  problem_plugs = []
  dest_plugs.each do |dp|
    problem_plugs << (sockets - dp)
  end

  if problem_plugs.flatten.size == 0
    puts "\nNo adapter needed when travelling from #{name} to #{dest_country.name}."
    return false
  elsif problem_plugs.select { |pp| pp.sort != sockets }.size == 0 
    puts "\nAdapter is definetely needed when travelling from #{name} to #{dest_country.name} because the plugs in #{name} don't fit any of the sockets in #{dest_country.name}."
    return true
  else
    puts "\nAdapter is needed when travelling from #{name} to #{dest_country.name} because:"
    problem_plugs.each_with_index do |plug, ind|
      if plug.size == 1
        puts "  - The plug type #{plug.join(', ')} does not fit into socket type #{dest_country.sockets[ind]}"
      elsif plug.size > 1
        puts "  - The plug types #{plug.join(', ')} don't fit into socket type #{dest_country.sockets[ind]}"
      end
    end
    return true
  end

end