Class: Banco::Reader

Inherits:
Object
  • Object
show all
Includes:
Viewable
Defined in:
lib/banco/reader.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Viewable

#bottom_line, #dashes, #date_range, #facts, farewell, hello, #menu, #money_in_summary, #money_out_summary, #print_summary, prompt, #save_summary_to_file, #save_transactions_to_file, #to_pounds, #transactions_all, #transactions_in, #transactions_out

Constructor Details

#initialize(csv_file_name, report_name) ⇒ Reader

Returns a new instance of Reader.



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# File 'lib/banco/reader.rb', line 12

def initialize(csv_file_name, report_name)
  @csv_file_name = csv_file_name
  @report_name = report_name
  @all_from_csv = []
end

Instance Attribute Details

#all_from_csv ⇒ Object (readonly)

Returns the value of attribute all_from_csv.



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# File 'lib/banco/reader.rb', line 10

def all_from_csv
  @all_from_csv
end

#csv_file_name ⇒ Object (readonly)

Returns the value of attribute csv_file_name.



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# File 'lib/banco/reader.rb', line 10

def csv_file_name
  @csv_file_name
end

#report_name ⇒ Object (readonly)

Returns the value of attribute report_name.



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# File 'lib/banco/reader.rb', line 10

def report_name
  @report_name
end

Instance Method Details

#non_numeric_in_csv(exception, row_number) ⇒ Object 



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# File 'lib/banco/reader.rb', line 49

def non_numeric_in_csv(exception, row_number)
  reason = exception.message.split(':')
  puts "Please check row #{row_number} of #{@csv_file_name},"
  puts "#{reason.last} should be a numeric value".rjust(54)
end

#read_in_csv_data ⇒ Object 



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# File 'lib/banco/reader.rb', line 18

def read_in_csv_data
  @csv_row_count = 1

  CSV.foreach(csv_file_name) do |row|
    all_from_csv << Transaction.new(row[0], row[1], row[2], row[3], row[4], @csv_row_count)
    @csv_row_count += 1
  end
  rescue ArgumentError => e
    non_numeric_in_csv(e, @csv_row_count)
    puts "sorted ? ('y' to continue or 'q' to exit)".rjust(54)
    input = gets.chomp.downcase
    @all_from_csv = []
    input == 'y' ? retry : Viewable.farewell
  rescue Errno::ENOENT => e
    puts "Can't find file #{@csv_file_name} - have another go or (q) quit\n\n"
    loop do
      input = gets.chomp.downcase
      case input
      when 'q'
        Viewable.farewell
        exit
      when /([^\s]+(\.csv)$)/
        @csv_file_name = input
        break
      else
        puts "\ninvalid file - try again or 'q' to quit\n\n"
      end
    end
  retry
end