CLASS {{p}}bag_drop DEFINITION PUBLIC FINAL CREATE PUBLIC.
  PUBLIC SECTION.
    TYPES:
      ty_tag     TYPE c LENGTH 10,
      ty_weight  TYPE p LENGTH 5 DECIMALS 2,
      ty_size    TYPE i,
      ty_count   TYPE i,
      ty_minutes TYPE i.

    METHODS accept_bag
      IMPORTING
        iv_tag          TYPE ty_tag
        iv_weight       TYPE ty_weight
        iv_length       TYPE ty_size
        iv_width        TYPE ty_size
        iv_height       TYPE ty_size
        iv_bags_checked TYPE ty_count
        iv_min_to_dep   TYPE ty_minutes
      RAISING
        {{p}}cx_bag_tag
        {{p}}cx_bag_weight
        {{p}}cx_bag_size
        {{p}}cx_bag_limit
        {{p}}cx_bag_late.

  PRIVATE SECTION.
    CONSTANTS:
      c_max_weight  TYPE ty_weight  VALUE 23,
      c_max_size    TYPE ty_size    VALUE 158,
      c_max_bags    TYPE ty_count   VALUE 2,
      c_min_minutes TYPE ty_minutes VALUE 40.

    METHODS check_tag
      IMPORTING iv_tag TYPE ty_tag
      RAISING   {{p}}cx_bag_tag.
    METHODS check_weight
      IMPORTING iv_weight TYPE ty_weight
      RAISING   {{p}}cx_bag_weight.
    METHODS check_size
      IMPORTING iv_length TYPE ty_size
                iv_width  TYPE ty_size
                iv_height TYPE ty_size
      RAISING   {{p}}cx_bag_size.
    METHODS check_bag_count
      IMPORTING iv_bags_checked TYPE ty_count
      RAISING   {{p}}cx_bag_limit.
    METHODS check_departure
      IMPORTING iv_min_to_dep TYPE ty_minutes
      RAISING   {{p}}cx_bag_late.
ENDCLASS.


CLASS {{p}}bag_drop IMPLEMENTATION.
  METHOD accept_bag.
    check_tag( iv_tag ).
    check_weight( iv_weight ).
    check_size( iv_length = iv_length
                iv_width  = iv_width
                iv_height = iv_height ).
    check_bag_count( iv_bags_checked ).
    check_departure( iv_min_to_dep ).
  ENDMETHOD.

  METHOD check_tag.
    IF iv_tag CN '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'.
      RAISE EXCEPTION TYPE {{p}}cx_bag_tag.
    ENDIF.
  ENDMETHOD.

  METHOD check_weight.
    IF iv_weight > c_max_weight.
      RAISE EXCEPTION TYPE {{p}}cx_bag_weight.
    ENDIF.
  ENDMETHOD.

  METHOD check_size.
    IF iv_length + iv_width + iv_height > c_max_size.
      RAISE EXCEPTION TYPE {{p}}cx_bag_size.
    ENDIF.
  ENDMETHOD.

  METHOD check_bag_count.
    IF iv_bags_checked < c_max_bags.
      RAISE EXCEPTION TYPE {{p}}cx_bag_limit.
    ENDIF.
  ENDMETHOD.

  METHOD check_departure.
    IF iv_min_to_dep < c_min_minutes.
      RAISE EXCEPTION TYPE {{p}}cx_bag_late.
    ENDIF.
  ENDMETHOD.
ENDCLASS.