Class: FTF::Generator

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

Overview

Generate

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data) ⇒ Generator

Returns a new instance of Generator.



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# File 'lib/ftf/generator.rb', line 9

def initialize(data)
  @report = Mappings::Report.new(data)
  @record_index = 1
  validate!
end

Class Method Details

.generate!(data) ⇒ Object 



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# File 'lib/ftf/generator.rb', line 114

def self.generate!(data)
  new(data).generate!
end

Instance Method Details

#filename ⇒ Object 



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# File 'lib/ftf/generator.rb', line 110

def filename
  "FTF_#{@report.fiscal_id}_#{@report.period}_#{@report.index}.txt"
end

#generate! ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/MethodLength



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# File 'lib/ftf/generator.rb', line 41

def generate! # rubocop:disable Metrics/AbcSize,Metrics/MethodLength
  @output = File.new(filename, "w", external_encoding: Encoding::ISO8859_1)

  write_record(@report.render_header(@record_index))

  @report.products.each do |product|
    write_record(product.render(@record_index))
    product.holders.each do |holder|
      write_record(holder(holder))
      write_record(relationship(holder.relationship))
    end
    write_record(product_footer(product))
  end

  write_record(@report.render_footer(@record_index))
  @output.close
end

#holder(holder) ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/MethodLength



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# File 'lib/ftf/generator.rb', line 64

def holder(holder) # rubocop:disable Metrics/AbcSize,Metrics/MethodLength
  fields = {
    record_type: "20",
    action: holder.action,
    fiscal_id: @report.fiscal_id,
    record_index: @record_index.to_s.rjust(10, "0"),
    name: holder.name.to_s.ljust(178, " "),
    id_type: holder.id_type.to_s.rjust(2, "0"),
    id: holder.id.to_s.ljust(30, " "),
    expedition_country: holder.country.to_s.ljust(2, " "),
    created_at: holder.created_at.ljust(8, " "),
    nationality_country: holder.country.to_s.ljust(2, " "),
    residence_country: holder.country.to_s.ljust(2, " "),
    reserved_field: " " * 4
  }
  fields.values.join
end

#parse(data) ⇒ Object 



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# File 'lib/ftf/generator.rb', line 30

def parse(data)
  case data
  when Hash
    data
  when String
    JSON.parse(data, symbolize_names: true)
  else
    raise "Please provide a JSON string to parse or a symbol-keyed hash"
  end
end

#product_footer(product) ⇒ Object 



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# File 'lib/ftf/generator.rb', line 97

def product_footer(product)
  fields = {
    record_type: "19",
    fiscal_id: @report.fiscal_id,
    record_index: @record_index.to_s.rjust(10, "0"),
    type: product.type.to_s.rjust(2, "0"),
    id_type: product.id_type.to_s.rjust(2, "0"),
    id: product.id.to_s.ljust(38, " "),
    reserved_field: " " * 187
  }
  fields.values.join
end

#relationship(relationship) ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/MethodLength



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# File 'lib/ftf/generator.rb', line 82

def relationship(relationship) # rubocop:disable Metrics/AbcSize,Metrics/MethodLength
  fields = {
    record_type: "30",
    action: relationship.action,
    fiscal_id: @report.fiscal_id,
    record_index: @record_index.to_s.rjust(10, "0"),
    type: relationship.type.to_s.ljust(3, " "),
    created_at: relationship.created_at.ljust(8, " "),
    canceled_at: relationship.canceled_at.ljust(8, " "),
    previous_type: relationship.previous_type.to_s.ljust(3, " "),
    reserved_field: " " * 206
  }
  fields.values.join
end

#validate! ⇒ Object

rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity



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# File 'lib/ftf/generator.rb', line 15

def validate! # rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity
  if !@report.request_id.blank? && @report.file_type != ("C")
    raise "Files generated for a request id must be complementary (type C)"
  end
  if @report.products.empty? && @report.file_type != ("N")
    raise "Files generated without product records must be negative (type N)"
  end
  if !@report.products.empty? && !%w[M C].include?(@report.file_type)
    raise "Files generated with product records must be monthly or complementary (type M or C)"
  end
  raise "Please include your fiscal_id in the data" if @report.fiscal_id.blank?
  raise "Please include your period in the data" if @report.period.blank?
  raise "Please include your file_type in the data" if @report.file_type.blank?
end

#write_record(record) ⇒ Object 



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# File 'lib/ftf/generator.rb', line 59

def write_record(record)
  @output.puts(record)
  @record_index += 1
end