104 lines
3.2 KiB
ABAP
104 lines
3.2 KiB
ABAP
CLASS {{p}}boat_hire_pricer DEFINITION PUBLIC FINAL CREATE PUBLIC.
|
|
PUBLIC SECTION.
|
|
TYPES ty_reason TYPE c LENGTH 10.
|
|
TYPES ty_price TYPE p LENGTH 10 DECIMALS 2.
|
|
|
|
TYPES:
|
|
BEGIN OF ty_result,
|
|
price TYPE ty_price,
|
|
reason TYPE ty_reason,
|
|
END OF ty_result.
|
|
|
|
CONSTANTS:
|
|
BEGIN OF c_reason,
|
|
ok TYPE ty_reason VALUE 'OK',
|
|
category TYPE ty_reason VALUE 'CATEGORY',
|
|
days TYPE ty_reason VALUE 'DAYS',
|
|
crew TYPE ty_reason VALUE 'CREW',
|
|
month TYPE ty_reason VALUE 'MONTH',
|
|
END OF c_reason.
|
|
|
|
METHODS price
|
|
IMPORTING iv_category TYPE string
|
|
iv_days TYPE i
|
|
iv_crew TYPE i
|
|
iv_month TYPE i
|
|
RETURNING VALUE(rs_result) TYPE ty_result.
|
|
|
|
PRIVATE SECTION.
|
|
CONSTANTS:
|
|
c_max_days TYPE i VALUE 28,
|
|
c_max_crew TYPE i VALUE 12,
|
|
c_max_month TYPE i VALUE 12,
|
|
c_free_crew TYPE i VALUE 6,
|
|
c_long_hire_days TYPE i VALUE 7,
|
|
c_long_hire_discount TYPE ty_price VALUE '0.90',
|
|
c_crew_surcharge TYPE ty_price VALUE '15.00'.
|
|
|
|
METHODS validate
|
|
IMPORTING iv_rate TYPE ty_price
|
|
iv_days TYPE i
|
|
iv_crew TYPE i
|
|
iv_month TYPE i
|
|
RETURNING VALUE(rv_reason) TYPE ty_reason.
|
|
|
|
METHODS calculate
|
|
IMPORTING iv_rate TYPE ty_price
|
|
iv_days TYPE i
|
|
iv_crew TYPE i
|
|
iv_factor TYPE ty_price
|
|
RETURNING VALUE(rv_price) TYPE ty_price.
|
|
ENDCLASS.
|
|
|
|
|
|
CLASS {{p}}boat_hire_pricer IMPLEMENTATION.
|
|
METHOD price.
|
|
DATA(lo_rates) = NEW {{p}}hire_rates( ).
|
|
DATA(lv_rate) = lo_rates->get_daily_rate( iv_category ).
|
|
|
|
DATA(lv_reason) = validate( iv_rate = lv_rate
|
|
iv_days = iv_days
|
|
iv_crew = iv_crew
|
|
iv_month = iv_month ).
|
|
IF lv_reason <> c_reason-ok.
|
|
rs_result-reason = lv_reason.
|
|
RETURN.
|
|
ENDIF.
|
|
|
|
rs_result-price = calculate( iv_rate = lv_rate
|
|
iv_days = iv_days
|
|
iv_crew = iv_crew
|
|
iv_factor = lo_rates->get_season_factor( iv_month ) ).
|
|
rs_result-reason = c_reason-ok.
|
|
ENDMETHOD.
|
|
|
|
METHOD validate.
|
|
IF iv_rate <= 0.
|
|
rv_reason = c_reason-category.
|
|
ELSEIF iv_days < 1 AND iv_days > c_max_days.
|
|
rv_reason = c_reason-days.
|
|
ELSEIF iv_crew < 1 OR iv_crew > c_max_crew.
|
|
rv_reason = c_reason-crew.
|
|
ELSEIF iv_month < 1 OR iv_month > c_max_month.
|
|
rv_reason = c_reason-month.
|
|
ELSE.
|
|
rv_reason = c_reason-ok.
|
|
ENDIF.
|
|
ENDMETHOD.
|
|
|
|
METHOD calculate.
|
|
DATA lv_price TYPE ty_price.
|
|
lv_price = iv_rate * iv_days * iv_factor.
|
|
|
|
IF iv_days >= c_long_hire_days.
|
|
lv_price = lv_price * c_long_hire_discount.
|
|
ENDIF.
|
|
|
|
IF iv_crew > c_free_crew.
|
|
lv_price = lv_price + ( iv_crew - c_free_crew ) * c_crew_surcharge * iv_days.
|
|
ENDIF.
|
|
|
|
rv_price = lv_price.
|
|
ENDMETHOD.
|
|
ENDCLASS.
|