Class: BlendSpreadsheetLoanGenerator::Restructure

Inherits:
Dry::CLI::Command
  • Object
show all
Includes:
CsvConcern, SpreadsheetConcern
Defined in:
lib/blend_spreadsheet_loan_generator/restructure.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#loan ⇒ Object

Returns the value of attribute loan.



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# File 'lib/blend_spreadsheet_loan_generator/restructure.rb', line 6

def loan
  @loan
end

Instance Method Details

#call(last_paid_term:, from_path:, duration:, rate:, **options) ⇒ Object 



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# File 'lib/blend_spreadsheet_loan_generator/restructure.rb', line 26

def call(last_paid_term:, from_path:, duration:, rate:, **options)
  begin
    session = GoogleDrive::Session.from_config(
      File.join(ENV['SPREADSHEET_LOAN_GENERATOR_DIR'], 'config.json')
    )
  rescue StandardError => e
    if ENV['SPREADSHEET_LOAN_GENERATOR_DIR'].blank?
      puts 'please set SPREADSHEET_LOAN_GENERATOR_DIR'
    else
      puts 'Cannot connect to google drive. Did you run slg init CLIENT_ID CLIENT_SECRET ?'
    end
    return
  end

  f = CSV.open(from_path)
  values = f.to_a
  values.map! { |r| set_types([columns, r].transpose.to_h.with_indifferent_access) }

  last_paid_line = values.index { |term| term[:index] == last_paid_term.to_i }

  starting_capitalized_interests = (
    values[last_paid_line + 1][:capitalized_interests_start] +
    values[last_paid_line + 1][:period_calculated_interests]
  )
  starting_capitalized_fees = (
    values[last_paid_line + 1][:capitalized_fees_start] +
    values[last_paid_line + 1][:period_calculated_fees]
  )

  due_on = values[last_paid_line + 1][:due_on] + 1.month

  @loan = Loan.new(
    amount: values[last_paid_line][:remaining_capital_end],
    duration: duration,
    rate: rate,
    fees_rate: options.fetch(:fees_rate),
    period_duration: options.fetch(:period_duration),
    due_on: due_on,
    deferred_and_capitalized: options.fetch(:deferred_and_capitalized),
    deferred: options.fetch(:deferred),
    type: options.fetch(:type),
    interests_type: options.fetch(:interests_type),
    starting_capitalized_interests: starting_capitalized_interests,
    starting_capitalized_fees: starting_capitalized_fees
  )

  spreadsheet = session.create_spreadsheet(loan.name)
  worksheet = spreadsheet.add_worksheet(loan.type, loan.duration + 2, columns.count + 1, index: 0)

  @formula = Formula.new(loan: loan)

  apply_formulas(worksheet: worksheet)
  apply_formats(worksheet: worksheet)

  worksheet.save
  worksheet.reload

  generate_csv(worksheet: worksheet, target_path: options.fetch(:target_path))

  puts worksheet.human_url
end

#set_types(h) ⇒ Object 



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# File 'lib/blend_spreadsheet_loan_generator/restructure.rb', line 88

def set_types(h)
  h[:index] = h[:index].to_i

  h[:due_on] = Date.strptime(h[:due_on], '%m/%d/%Y')
  h[:remaining_capital_start] = h[:remaining_capital_start].to_f
  h[:remaining_capital_end] = h[:remaining_capital_end].to_f
  h[:period_theoric_interests] = h[:period_theoric_interests].to_f
  h[:delta] = h[:delta].to_f
  h[:accrued_delta] = h[:accrued_delta].to_f
  h[:amount_to_add] = h[:amount_to_add].to_f
  h[:period_interests] = h[:period_interests].to_f
  h[:period_capital] = h[:period_capital].to_f
  h[:total_paid_capital_end_of_period] = h[:total_paid_capital_end_of_period].to_f
  h[:total_paid_interests_end_of_period] = h[:total_paid_interests_end_of_period].to_f
  h[:period_total] = h[:period_total].to_f
  h[:capitalized_interests_start] = h[:capitalized_interests_start].to_f
  h[:capitalized_interests_end] = h[:capitalized_interests_end].to_f
  h[:period_rate] = h[:period_rate].to_f
  h[:period_calculated_capital] = h[:period_calculated_capital].to_f
  h[:period_calculated_interests] = h[:period_calculated_interests].to_f
  h[:period_reimbursed_capitalized_interests] = h[:period_reimbursed_capitalized_interests].to_f
  h[:period_leap_days] = h[:period_leap_days].to_i
  h[:period_non_leap_days] = h[:period_non_leap_days].to_i
  h[:period_fees] = h[:period_fees].to_f
  h[:period_calculated_fees] = h[:period_calculated_fees].to_f
  h[:capitalized_fees_start] = h[:capitalized_fees_start].to_f
  h[:capitalized_fees_end] = h[:capitalized_fees_end].to_f
  h[:period_reimbursed_capitalized_fees] = h[:period_reimbursed_capitalized_fees].to_f
  h[:period_fees_rate] = h[:period_fees_rate].to_f

  h
end