FUNCTION {{p}}dep_calc
  IMPORTING
    iv_code TYPE c
    iv_quantity TYPE i
    iv_damaged TYPE abap_bool
  EXPORTING
    ev_deposit TYPE decfloat34
  EXCEPTIONS
    invalid_quantity
    invalid_container.

  DATA lv_unit TYPE decfloat34.

  IF iv_quantity < 1.
    RAISE invalid_quantity.
  ENDIF.

  CASE iv_code.
    WHEN 'A'.
      lv_unit = '1.50'.
    WHEN 'B'.
      lv_unit = '3.00'.
    WHEN 'G'.
      lv_unit = '0.08'.
    WHEN 'P'.
      lv_unit = '0.25'.
    WHEN OTHERS.
      RAISE invalid_container.
  ENDCASE.

  IF iv_damaged = abap_true.
    lv_unit = lv_unit / 2.
    lv_unit = round( val = lv_unit dec = 2 mode = cl_abap_math=>round_half_up ).
  ENDIF.

  ev_deposit = round( val = lv_unit / iv_quantity dec = 2 mode = cl_abap_math=>round_half_up ).

ENDFUNCTION.