Class: CodigoPostal

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

Constant Summary collapse

CEP_RANGES = 
[
{ range_end: 19999999, code: 'SP', name: 'São Paulo' },
{ range_end: 28999999, code: 'RJ', name: 'Rio de Janeiro' },
{ range_end: 29999999, code: 'ES', name: 'Espírito Santo' },
{ range_end: 39999999, code: 'MG', name: 'Minas Gerais' },
{ range_end: 87999999, code: 'PR', name: 'Paraná' },
{ range_end: 89999999, code: 'SC', name: 'Santa Catarina' },
{ range_end: 99999999, code: 'RS', name: 'Rio Grande do Sul' },
{ range_end: 48999999, code: 'BA', name: 'Bahia' },
{ range_end: 49999999, code: 'SE', name: 'Sergipe' },
{ range_end: 56999999, code: 'PE', name: 'Pernambuco' },
{ range_end: 57999999, code: 'AL', name: 'Alagoas' },
{ range_end: 58999999, code: 'PB', name: 'Paraíba' },
{ range_end: 59999999, code: 'RN', name: 'Rio Grande do Norte' },
{ range_end: 63999999, code: 'CE', name: 'Ceará' },
{ range_end: 64999999, code: 'PI', name: 'Piauí' },
{ range_end: 65999999, code: 'MA', name: 'Maranhão' },
{ range_end: 68899999, code: 'PA', name: 'Pará' },
{ range_end: 68999999, code: 'AP', name: 'Amapá' },
{ range_end: 69299999, code: 'AM', name: 'Amazonas' },
{ range_end: 69399999, code: 'RR', name: 'Roraima' },
{ range_end: 69899999, code: 'AM', name: 'Amazonas' },
{ range_end: 69999999, code: 'AC', name: 'Acre' },
{ range_end: 76999999, code: 'RO', name: 'Rondônia' },
{ range_end: 77999999, code: 'TO', name: 'Tocantins' },
{ range_end: 72799999, code: 'DF', name: 'Distrito Federal' },
{ range_end: 72999999, code: 'GO', name: 'Goiás' },
{ range_end: 73699999, code: 'DF', name: 'Distrito Federal' },
{ range_end: 76799999, code: 'GO', name: 'Goiás' },
{ range_end: 78899999, code: 'MT', name: 'Mato Grosso' },
{ range_end: 79999999, code: 'MS', name: 'Mato Grosso do Sul' }
]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cep) ⇒ CodigoPostal

Returns a new instance of CodigoPostal.



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# File 'lib/codigo_postal.rb', line 36

def initialize(cep)
  cep_fields = match_cep cep.to_s.strip
  if !cep_fields.nil?
    @cep_digits = "#{cep_fields[0].rjust(2, '0')}#{cep_fields[1]}#{cep_fields[2]}"
    @cep_formatted = "#{cep_fields[0].rjust(2, '0')}#{cep_fields[1]}-#{cep_fields[2]}"
    state = find_state_by_cep
    @state_code = state[:code]
    @state_name = state[:name]
  end
end

Instance Attribute Details

#cep_digits ⇒ Object (readonly)

Returns the value of attribute cep_digits.



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# File 'lib/codigo_postal.rb', line 35

def cep_digits
  @cep_digits
end

#cep_formatted ⇒ Object (readonly)

Returns the value of attribute cep_formatted.



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# File 'lib/codigo_postal.rb', line 35

def cep_formatted
  @cep_formatted
end

#state_code ⇒ Object (readonly)

Returns the value of attribute state_code.



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# File 'lib/codigo_postal.rb', line 35

def state_code
  @state_code
end

#state_name ⇒ Object (readonly)

Returns the value of attribute state_name.



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# File 'lib/codigo_postal.rb', line 35

def state_name
  @state_name
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/codigo_postal.rb', line 65

def ==(other)
  @cep_digits == other.cep_digits
end

#find_state_by_cep ⇒ Object 



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# File 'lib/codigo_postal.rb', line 47

def find_state_by_cep
  @cep_digits
  CEP_RANGES.sort_by { |range| range[:range_end] }.each do |cep_range|
    return cep_range if @cep_digits.to_i <= cep_range[:range_end]
  end
  nil
end

#match_cep(cep) ⇒ Object 



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# File 'lib/codigo_postal.rb', line 55

def match_cep(cep)
  cep_regex = /^(\d{1,2})\.?(\d{3})\-?(\d{3})$/
  match_data = cep.match(cep_regex)
  if match_data
    return match_data[1..3]
  else
    return nil
  end
end

#to_s ⇒ Object 



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# File 'lib/codigo_postal.rb', line 69

def to_s
  @cep_formatted
end