CLASS zcl_abapgit_object_shlp DEFINITION PUBLIC INHERITING FROM zcl_abapgit_objects_super FINAL.

  PUBLIC SECTION.
    INTERFACES zif_abapgit_object.
  PROTECTED SECTION.
  PRIVATE SECTION.

    METHODS handle_dependencies
      IMPORTING
        !iv_step TYPE zif_abapgit_objects=>ty_deserialization_step
      CHANGING
        !cv_exit TYPE dd30v-selmexit
        !cv_done TYPE abap_bool.

    METHODS adjust_exit
      CHANGING
        !cv_exit TYPE dd30v-selmexit.

    METHODS check_exit
      IMPORTING
        !iv_exit       TYPE dd30v-selmexit
      RETURNING
        VALUE(rv_done) TYPE abap_bool.

ENDCLASS.



CLASS zcl_abapgit_object_shlp IMPLEMENTATION.


  METHOD adjust_exit.

    CONSTANTS lc_standard_exit TYPE dd30v-selmexit VALUE 'RS_DD_SELMEXIT'.

    IF cv_exit IS NOT INITIAL
    AND zcl_abapgit_factory=>get_function_module( )->function_exists( cv_exit ) = abap_false.
      " If exit function does not exist, replace it with standard SAP function
      " which exists in 7.02 and higher
      cv_exit = lc_standard_exit.
    ENDIF.

  ENDMETHOD.


  METHOD check_exit.

    DATA lv_exit TYPE dd30v-selmexit.

    rv_done = abap_true.

    IF iv_exit IS NOT INITIAL.
      " Check if exit function is set correctly
      SELECT SINGLE selmexit FROM dd30v INTO lv_exit WHERE shlpname = ms_item-obj_name.
      IF sy-subrc = 0 AND lv_exit <> iv_exit.
        rv_done = abap_false.
      ENDIF.
    ENDIF.

  ENDMETHOD.


  METHOD handle_dependencies.

    " For search helps with dependency on exit function, we use two phases:
    " 1) DDIC phase:
    "    - If function does not exit, replace it with a standard SAP function
    " 2) LATE phase
    "    - If function was replaced, change it to the correct exit function
    CASE iv_step.
      WHEN zif_abapgit_object=>gc_step_id-ddic.
        adjust_exit( CHANGING cv_exit = cv_exit ).

      WHEN zif_abapgit_object=>gc_step_id-late.
        cv_done = check_exit( cv_exit ).

      WHEN OTHERS.
        ASSERT 0 = 1.
    ENDCASE.

  ENDMETHOD.


  METHOD zif_abapgit_object~changed_by.

    SELECT SINGLE as4user FROM dd30l INTO rv_user
      WHERE shlpname = ms_item-obj_name
      AND as4local = 'A'.                               "#EC CI_GENBUFF
    IF sy-subrc <> 0.
      rv_user = c_user_unknown.
    ENDIF.

  ENDMETHOD.


  METHOD zif_abapgit_object~delete.

    IF zif_abapgit_object~exists( ) = abap_false.
      RETURN.
    ENDIF.

    delete_ddic( 'H' ).

  ENDMETHOD.


  METHOD zif_abapgit_object~deserialize.

    DATA: lv_name  TYPE ddobjname,
          lv_done  TYPE abap_bool,
          ls_dd30v TYPE dd30v,
          lt_dd31v TYPE TABLE OF dd31v,
          lt_dd32p TYPE TABLE OF dd32p,
          lt_dd33v TYPE TABLE OF dd33v.

    io_xml->read( EXPORTING iv_name = 'DD30V'
                  CHANGING cg_data = ls_dd30v ).

    handle_dependencies(
      EXPORTING
        iv_step = iv_step
      CHANGING
        cv_exit = ls_dd30v-selmexit
        cv_done = lv_done ).

    IF lv_done = abap_true.
      RETURN.
    ENDIF.

    io_xml->read( EXPORTING iv_name = 'DD31V_TABLE'
                  CHANGING cg_data = lt_dd31v ).
    io_xml->read( EXPORTING iv_name = 'DD32P_TABLE'
                  CHANGING cg_data = lt_dd32p ).
    io_xml->read( EXPORTING iv_name = 'DD33V_TABLE'
                  CHANGING cg_data = lt_dd33v ).

    corr_insert( iv_package = iv_package
                 ig_object_class = 'DICT' ).

    lv_name = ms_item-obj_name.

    CALL FUNCTION 'DDIF_SHLP_PUT'
      EXPORTING
        name              = lv_name
        dd30v_wa          = ls_dd30v
      TABLES
        dd31v_tab         = lt_dd31v
        dd32p_tab         = lt_dd32p
        dd33v_tab         = lt_dd33v
      EXCEPTIONS
        shlp_not_found    = 1
        name_inconsistent = 2
        shlp_inconsistent = 3
        put_failure       = 4
        put_refused       = 5
        OTHERS            = 6.
    IF sy-subrc <> 0.
      zcx_abapgit_exception=>raise_t100( ).
    ENDIF.

    zcl_abapgit_objects_activation=>add_item( ms_item ).

  ENDMETHOD.


  METHOD zif_abapgit_object~exists.

    DATA: lv_shlpname TYPE dd30l-shlpname.

    SELECT SINGLE shlpname FROM dd30l INTO lv_shlpname
      WHERE shlpname = ms_item-obj_name.
    rv_bool = boolc( sy-subrc = 0 ).

  ENDMETHOD.


  METHOD zif_abapgit_object~get_comparator.
    RETURN.
  ENDMETHOD.


  METHOD zif_abapgit_object~get_deserialize_order.
    RETURN.
  ENDMETHOD.


  METHOD zif_abapgit_object~get_deserialize_steps.
    APPEND zif_abapgit_object=>gc_step_id-ddic TO rt_steps.
    APPEND zif_abapgit_object=>gc_step_id-late TO rt_steps.
  ENDMETHOD.


  METHOD zif_abapgit_object~get_metadata.
    rs_metadata = get_metadata( ).
  ENDMETHOD.


  METHOD zif_abapgit_object~is_active.
    rv_active = is_active( ).
  ENDMETHOD.


  METHOD zif_abapgit_object~is_locked.
    rv_is_locked = abap_false.
  ENDMETHOD.


  METHOD zif_abapgit_object~jump.
    " Covered by ZCL_ABAPGIT_OBJECT=>JUMP
  ENDMETHOD.


  METHOD zif_abapgit_object~map_filename_to_object.
    RETURN.
  ENDMETHOD.


  METHOD zif_abapgit_object~map_object_to_filename.
    RETURN.
  ENDMETHOD.


  METHOD zif_abapgit_object~serialize.

    DATA: lv_name  TYPE ddobjname,
          lv_state TYPE ddgotstate,
          ls_dd30v TYPE dd30v,
          lt_dd31v TYPE TABLE OF dd31v,
          lt_dd32p TYPE TABLE OF dd32p,
          lt_dd33v TYPE TABLE OF dd33v.

    FIELD-SYMBOLS: <ls_dd32p> LIKE LINE OF lt_dd32p.


    lv_name = ms_item-obj_name.

    CALL FUNCTION 'DDIF_SHLP_GET'
      EXPORTING
        name          = lv_name
        state         = 'A'
        langu         = mv_language
      IMPORTING
        gotstate      = lv_state
        dd30v_wa      = ls_dd30v
      TABLES
        dd31v_tab     = lt_dd31v
        dd32p_tab     = lt_dd32p
        dd33v_tab     = lt_dd33v
      EXCEPTIONS
        illegal_input = 1
        OTHERS        = 2.
    IF sy-subrc <> 0.
      zcx_abapgit_exception=>raise_t100( ).
    ENDIF.

    IF ls_dd30v IS INITIAL OR lv_state <> 'A'.
      RETURN.
    ENDIF.

    CLEAR: ls_dd30v-as4user,
           ls_dd30v-as4date,
           ls_dd30v-as4time.

    LOOP AT lt_dd32p ASSIGNING <ls_dd32p>.
* clear information inherited from domain
      CLEAR: <ls_dd32p>-domname,
        <ls_dd32p>-headlen,
        <ls_dd32p>-scrlen1,
        <ls_dd32p>-scrlen2,
        <ls_dd32p>-datatype,
        <ls_dd32p>-leng,
        <ls_dd32p>-outputlen,
        <ls_dd32p>-decimals,
        <ls_dd32p>-lowercase,
        <ls_dd32p>-signflag,
        <ls_dd32p>-convexit.
    ENDLOOP.

    io_xml->add( iv_name = 'DD30V'
                 ig_data = ls_dd30v ).
    io_xml->add( ig_data = lt_dd31v
                 iv_name = 'DD31V_TABLE' ).
    io_xml->add( ig_data = lt_dd32p
                 iv_name = 'DD32P_TABLE' ).
    io_xml->add( ig_data = lt_dd33v
                 iv_name = 'DD33V_TABLE' ).

  ENDMETHOD.
ENDCLASS.