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“功能描述：根据传输过来数据创建会计冲销凭证，并返回消息和状态
*”----------------------------------------------------------------------
"“本地接口：
*” IMPORTING
*" VALUE(IW_ZTFKCX0010) TYPE ZTFKCX0010
*" EXPORTING
*" VALUE(E_JSON) TYPE STRING
*"----------------------------------------------------------------------

DATA : l_bkpf TYPE bkpf.
DATA : l_reversal TYPE bapiacrev,

•   l_bus_act  TYPE bapiache09-bus_act,l_obj_key  TYPE bapiacrev-obj_key,
  

•   gt_return  TYPE TABLE OF bapiret2 WITH HEADER LINE,lt_return  TYPE TABLE OF bapiret2 WITH HEADER LINE,lw_return  TYPE          bapiret2.
  

•   i_return   TYPE bapiret2.
  

  DATA:BEGIN OF ls_msg,
  type TYPE bapi_mtype, "
  message TYPE bapi_msg, "

   END OF ls_msg.
  

  DATA:lt_msg LIKE TABLE OF ls_msg.

• 获取数据
  *验证是否已创建过会计凭证
  CLEAR: ls_msg,l_bkpf.
  SELECT SINGLE * FROM bkpf INTO CORRESPONDING FIELDS OF l_bkpf WHERE bukrs = iw_ztfkcx0010-awkey+10(4)
  AND belnr = iw_ztfkcx0010-awkey+0(10)
  AND gjahr = iw_ztfkcx0010-awkey+14(4)
  AND xreversal = ‘’.
  IF sy-subrc <> 0.
  ls_msg-type = ‘W’.
  CONCATENATE iw_ztfkcx0010-awkey ‘之前已冲销过，请确认！’ INTO ls_msg-message.
  APPEND ls_msg TO lt_msg.
  e_json = /ui2/cl_json=>serialize( data = lt_msg ).

  RETURN.

ENDIF.

• bapi 参数赋值
  l_reversal-obj_type = l_bkpf-awtyp.
  l_reversal-obj_key_r = l_bkpf-awkey.
  l_reversal-pstng_date = iw_ztfkcx0010-bldat."冲销日期
  l_reversal-fis_period = iw_ztfkcx0010-bldat+4(2)."冲销期间
  l_reversal-comp_code = iw_ztfkcx0010-awkey+10(4)."公司代码
  l_reversal-reason_rev = iw_ztfkcx0010-stgrd."冲销原因代码 03

• 取得系统 LOGICAL SYSTEM
  CALL FUNCTION ‘OWN_LOGICAL_SYSTEM_GET’
  IMPORTING
  own_logical_system = l_reversal-obj_sys.

• 调用 BAPI 函数，冲销会计凭证
  CALL FUNCTION ‘BAPI_ACC_DOCUMENT_REV_POST’
  EXPORTING
  reversal = l_reversal
  bus_act = l_bkpf-glvor
  IMPORTING
  obj_key = l_obj_key
  TABLES
  return = lt_return.

• S 成功,E 错误,W 警告,I 信息,A 中断
  LOOP AT lt_return INTO lw_return WHERE type = ‘E’
  OR type = ‘A’.

  EXIT.

ENDLOOP.

• 创建成功
  IF sy-subrc <> 0.
  CALL FUNCTION ‘BAPI_TRANSACTION_COMMIT’
  EXPORTING
  wait = ‘X’.

  CLEAR ls_msg.
  ls_msg-type = ‘S’.
  ls_msg-message = l_obj_key.
  APPEND ls_msg TO lt_msg.

*存表ZTFKCX0010
iw_ztfkcx0010-bukrs = iw_ztfkcx0010-awkey+10(4)."新赋值
iw_ztfkcx0010-gjahr = iw_ztfkcx0010-awkey+14(4)."新赋值
iw_ztfkcx0010-belnr = iw_ztfkcx0010-awkey+0(10)."新赋值
iw_ztfkcx0010-awkey = l_obj_key."对此字段从新赋值冲销凭证号
iw_ztfkcx0010-createdby = sy-uname."创建人
iw_ztfkcx0010-cr_date = sy-datum."创建日期
iw_ztfkcx0010-cr_time = sy-uzeit."创建时间
iw_ztfkcx0010-mod_by = sy-uname."修改人
iw_ztfkcx0010-mod_date = sy-datum."修改日期
iw_ztfkcx0010-mod_time = sy-uzeit."修改时间
MODIFY ztfkcx0010 FROM iw_ztfkcx0010.

ELSE.
CALL FUNCTION ‘BAPI_TRANSACTION_ROLLBACK’.

LOOP AT lt_return INTO lw_return WHERE type = 'E'.CLEAR ls_msg.ls_msg-type = 'E'.ls_msg-message = lw_return-message.APPEND ls_msg TO lt_msg.ENDLOOP.

ENDIF.

• **内表->JSON
  e_json = /ui2/cl_json=>serialize( data = lt_msg ).

***测试数据
*IW_ZTFKCX0010-XBLNR = ‘付款申请单号’.
*IW_BKPF-XREF1_HD = ‘付款交易流水号’.
*IW_BKPF-MTYPE = ‘1’.
*IW_BKPF-WRBTR = ‘700’.
*IW_BKPF-STGRD = ‘03’.
*IW_BKPF-BLDAT = ‘20220723’.
*IW_BKPF-RESON = ‘ceshi’.
*IW_BKPF-AWKEY = ‘150000000652002020’.
**