INTERFACE {{p}}if_tent_hire PUBLIC.
  TYPES ty_amount TYPE p LENGTH 15 DECIMALS 2.

  CONSTANTS:
    BEGIN OF c_rate_s,
      rate_day  TYPE ty_amount VALUE '45.00',
      setup_fee TYPE ty_amount VALUE '30.00',
    END OF c_rate_s,
    BEGIN OF c_rate_m,
      rate_day  TYPE ty_amount VALUE '68.00',
      setup_fee TYPE ty_amount VALUE '40.00',
    END OF c_rate_m,
    BEGIN OF c_rate_l,
      rate_day  TYPE ty_amount VALUE '95.00',
      setup_fee TYPE ty_amount VALUE '55.00',
    END OF c_rate_l,
    c_vat              TYPE ty_amount VALUE '0.19',
    c_discount         TYPE ty_amount VALUE '0.10',
    c_long_rental_days TYPE i VALUE 5.

  METHODS calculate_fee
    IMPORTING iv_tent_size  TYPE string
              iv_days       TYPE i
    RETURNING VALUE(rv_fee) TYPE ty_amount.
ENDINTERFACE.