94 lines
2.8 KiB
ABAP
94 lines
2.8 KiB
ABAP
CLASS {{p}}snow_fee DEFINITION PUBLIC FINAL CREATE PUBLIC.
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PUBLIC SECTION.
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TYPES ty_area TYPE i.
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TYPES ty_priority TYPE c LENGTH 1.
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TYPES ty_distance TYPE i.
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TYPES ty_fee TYPE p LENGTH 9 DECIMALS 2.
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METHODS calculate
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IMPORTING iv_area TYPE ty_area
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iv_priority TYPE ty_priority
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iv_distance TYPE ty_distance
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RETURNING VALUE(rv_fee) TYPE ty_fee.
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PRIVATE SECTION.
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CONSTANTS:
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c_rate_small TYPE ty_fee VALUE '0.20',
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c_rate_medium TYPE ty_fee VALUE '0.16',
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c_rate_large TYPE ty_fee VALUE '0.12',
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c_rate_per_km TYPE ty_fee VALUE '0.40',
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c_minimum_fee TYPE ty_fee VALUE '45.00',
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c_free_km TYPE ty_distance VALUE 10,
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c_priority_expr TYPE ty_priority VALUE 'E',
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c_priority_emerg TYPE ty_priority VALUE 'X',
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c_factor_express TYPE i VALUE 125,
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c_factor_emergency TYPE i VALUE 150,
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c_factor_standard TYPE i VALUE 100,
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c_threshold_small TYPE ty_area VALUE 500,
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c_threshold_medium TYPE ty_area VALUE 2000.
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METHODS base_fee
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IMPORTING iv_area TYPE ty_area
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iv_priority TYPE ty_priority
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RETURNING VALUE(rv_fee) TYPE ty_fee.
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METHODS rate_per_sqm
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IMPORTING iv_area TYPE ty_area
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RETURNING VALUE(rv_rate) TYPE ty_fee.
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METHODS surcharge_factor
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IMPORTING iv_priority TYPE ty_priority
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RETURNING VALUE(rv_factor) TYPE i.
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METHODS travel_cost
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IMPORTING iv_distance TYPE ty_distance
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RETURNING VALUE(rv_cost) TYPE ty_fee.
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ENDCLASS.
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CLASS {{p}}snow_fee IMPLEMENTATION.
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METHOD calculate.
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IF iv_area <= 0.
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rv_fee = 0.
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RETURN.
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ENDIF.
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rv_fee = base_fee( iv_area = iv_area iv_priority = iv_priority )
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- travel_cost( iv_distance = iv_distance ).
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ENDMETHOD.
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METHOD base_fee.
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DATA lv_amount TYPE ty_fee.
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lv_amount = iv_area * rate_per_sqm( iv_area ).
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IF lv_amount < c_minimum_fee.
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lv_amount = c_minimum_fee.
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ENDIF.
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rv_fee = lv_amount * surcharge_factor( iv_priority ) / 100.
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ENDMETHOD.
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METHOD rate_per_sqm.
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IF iv_area <= c_threshold_small.
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rv_rate = c_rate_small.
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ELSEIF iv_area <= c_threshold_medium.
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rv_rate = c_rate_medium.
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ELSE.
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rv_rate = c_rate_large.
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ENDIF.
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ENDMETHOD.
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METHOD surcharge_factor.
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CASE iv_priority.
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WHEN c_priority_expr.
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rv_factor = c_factor_express.
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WHEN c_priority_emerg.
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rv_factor = c_factor_emergency.
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WHEN OTHERS.
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rv_factor = c_factor_standard.
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ENDCASE.
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ENDMETHOD.
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METHOD travel_cost.
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DATA lv_chargeable_km TYPE ty_distance.
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lv_chargeable_km = iv_distance - c_free_km.
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IF lv_chargeable_km > 0.
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rv_cost = lv_chargeable_km * c_rate_per_km.
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ENDIF.
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ENDMETHOD.
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ENDCLASS.
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