141 lines
4.9 KiB
ABAP
141 lines
4.9 KiB
ABAP
CLASS {{p}}ride_booking DEFINITION PUBLIC FINAL CREATE PUBLIC.
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PUBLIC SECTION.
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INTERFACES {{p}}if_ride_booking.
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PRIVATE SECTION.
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TYPES:
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BEGIN OF ty_rate,
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discipline TYPE {{p}}if_ride_booking=>ty_discipline,
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base TYPE {{p}}if_ride_booking=>ty_amount,
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END OF ty_rate,
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tt_rate TYPE HASHED TABLE OF ty_rate WITH UNIQUE KEY discipline.
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METHODS check_input
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IMPORTING iv_rider_name TYPE string
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iv_discipline TYPE {{p}}if_ride_booking=>ty_discipline
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iv_level TYPE {{p}}if_ride_booking=>ty_level
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iv_minutes TYPE i
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iv_riders TYPE i
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RAISING {{p}}cx_ride_input.
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METHODS check_limits
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IMPORTING iv_discipline TYPE {{p}}if_ride_booking=>ty_discipline
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iv_level TYPE {{p}}if_ride_booking=>ty_level
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iv_riders TYPE i
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RAISING {{p}}cx_ride_limit.
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METHODS base_rate
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IMPORTING iv_discipline TYPE {{p}}if_ride_booking=>ty_discipline
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RETURNING VALUE(rv_rate) TYPE {{p}}if_ride_booking=>ty_amount.
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METHODS level_surcharge
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IMPORTING iv_level TYPE {{p}}if_ride_booking=>ty_level
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RETURNING VALUE(rv_amount) TYPE {{p}}if_ride_booking=>ty_amount.
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METHODS discount
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IMPORTING iv_riders TYPE i
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RETURNING VALUE(rv_percent) TYPE i.
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ENDCLASS.
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CLASS {{p}}ride_booking IMPLEMENTATION.
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METHOD {{p}}if_ride_booking~book.
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check_input( iv_rider_name = iv_rider_name
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iv_discipline = iv_discipline
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iv_level = iv_level
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iv_minutes = iv_minutes
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iv_riders = iv_riders ).
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check_limits( iv_discipline = iv_discipline
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iv_level = iv_level
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iv_riders = iv_riders ).
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DATA lv_periods TYPE i.
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DATA lv_gross TYPE {{p}}if_ride_booking=>ty_amount.
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lv_periods = iv_minutes DIV 30.
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lv_gross = ( base_rate( iv_discipline ) - level_surcharge( iv_level ) ) * lv_periods.
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rv_price = lv_gross * ( 100 - discount( iv_riders ) ) / 100.
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ENDMETHOD.
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METHOD check_input.
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IF iv_rider_name IS INITIAL.
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RAISE EXCEPTION TYPE {{p}}cx_ride_input
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EXPORTING iv_reason = {{p}}if_ride_booking=>c_reason-name.
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ENDIF.
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IF iv_discipline <> {{p}}if_ride_booking=>c_discipline-dressage
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AND iv_discipline <> {{p}}if_ride_booking=>c_discipline-jumping
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AND iv_discipline <> {{p}}if_ride_booking=>c_discipline-western
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AND iv_discipline <> {{p}}if_ride_booking=>c_discipline-vaulting.
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RAISE EXCEPTION TYPE {{p}}cx_ride_input
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EXPORTING iv_reason = {{p}}if_ride_booking=>c_reason-discipline.
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ENDIF.
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IF iv_level <> {{p}}if_ride_booking=>c_level-basic
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AND iv_level <> {{p}}if_ride_booking=>c_level-light
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AND iv_level <> {{p}}if_ride_booking=>c_level-medium
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AND iv_level <> {{p}}if_ride_booking=>c_level-advanced.
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RAISE EXCEPTION TYPE {{p}}cx_ride_input
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EXPORTING iv_reason = {{p}}if_ride_booking=>c_reason-level.
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ENDIF.
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IF iv_minutes < 30 OR iv_minutes > 120 OR iv_minutes MOD 30 <> 0.
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RAISE EXCEPTION TYPE {{p}}cx_ride_input
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EXPORTING iv_reason = {{p}}if_ride_booking=>c_reason-minutes.
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ENDIF.
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IF iv_riders < 1 OR iv_riders > 6.
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RAISE EXCEPTION TYPE {{p}}cx_ride_input
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EXPORTING iv_reason = {{p}}if_ride_booking=>c_reason-riders.
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ENDIF.
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ENDMETHOD.
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METHOD check_limits.
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IF iv_discipline = {{p}}if_ride_booking=>c_discipline-jumping
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AND iv_level <> {{p}}if_ride_booking=>c_level-medium
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AND iv_level <> {{p}}if_ride_booking=>c_level-advanced.
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RAISE EXCEPTION TYPE {{p}}cx_ride_limit
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EXPORTING iv_reason = {{p}}if_ride_booking=>c_reason-show_level.
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ENDIF.
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IF iv_discipline = {{p}}if_ride_booking=>c_discipline-vaulting
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AND iv_riders < 3.
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RAISE EXCEPTION TYPE {{p}}cx_ride_limit
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EXPORTING iv_reason = {{p}}if_ride_booking=>c_reason-volt_group.
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ENDIF.
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ENDMETHOD.
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METHOD base_rate.
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DATA(lt_rate) = VALUE tt_rate(
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( discipline = {{p}}if_ride_booking=>c_discipline-dressage base = 20 )
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( discipline = {{p}}if_ride_booking=>c_discipline-jumping base = 25 )
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( discipline = {{p}}if_ride_booking=>c_discipline-western base = 18 )
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( discipline = {{p}}if_ride_booking=>c_discipline-vaulting base = 15 ) ).
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rv_rate = lt_rate[ discipline = iv_discipline ]-base.
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ENDMETHOD.
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METHOD level_surcharge.
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CASE iv_level.
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WHEN {{p}}if_ride_booking=>c_level-light.
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rv_amount = 2.
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WHEN {{p}}if_ride_booking=>c_level-medium.
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rv_amount = 4.
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WHEN {{p}}if_ride_booking=>c_level-advanced.
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rv_amount = 6.
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WHEN OTHERS.
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rv_amount = 0.
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ENDCASE.
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ENDMETHOD.
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METHOD discount.
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CASE iv_riders.
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WHEN 1 OR 2.
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rv_percent = 0.
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WHEN 3 OR 4.
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rv_percent = 20.
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WHEN OTHERS.
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rv_percent = 40.
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ENDCASE.
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ENDMETHOD.
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ENDCLASS.
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