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PUBLIC SECTION.
* various git related methods
CLASS-METHODS find_changes_in_git
IMPORTING
iv_url TYPE string
io_dot TYPE REF TO zcl_abapgit_dot_abapgit
iv_package TYPE devclass
it_branches TYPE zif_abapgit_git_definitions=>ty_git_branch_list_tt
EXPORTING
et_main_expanded TYPE zif_abapgit_git_definitions=>ty_expanded_tt
CHANGING
ct_features TYPE zif_abapgit_flow_logic=>ty_features
RAISING
zcx_abapgit_exception.
CLASS-METHODS find_up_to_date
IMPORTING
it_branches TYPE zif_abapgit_git_definitions=>ty_git_branch_list_tt
it_objects TYPE zif_abapgit_definitions=>ty_objects_tt
CHANGING
ct_features TYPE zif_abapgit_flow_logic=>ty_features
RAISING
zcx_abapgit_exception.
PRIVATE SECTION.
TYPES ty_main_reachable TYPE HASHED TABLE OF zif_abapgit_git_definitions=>ty_sha1 WITH UNIQUE KEY table_line.
CLASS-METHODS build_main_reachable
IMPORTING
it_branches TYPE zif_abapgit_git_definitions=>ty_git_branch_list_tt
it_objects TYPE zif_abapgit_definitions=>ty_objects_tt
EXPORTING
ev_main_sha1 TYPE zif_abapgit_git_definitions=>ty_sha1
et_main_reachable TYPE ty_main_reachable
RAISING
zcx_abapgit_exception.
CLASS-METHODS find_branch_commits
IMPORTING
iv_branch_sha1 TYPE zif_abapgit_git_definitions=>ty_sha1
it_objects TYPE zif_abapgit_definitions=>ty_objects_tt
it_main_reachable TYPE ty_main_reachable
EXPORTING
ev_first_commit TYPE zif_abapgit_git_definitions=>ty_sha1
ev_latest_merge_commit TYPE zif_abapgit_git_definitions=>ty_sha1
RAISING
zcx_abapgit_exception.
CLASS-METHODS map_files_to_objects
IMPORTING
it_files TYPE zif_abapgit_flow_logic=>ty_path_name_tt
io_dot TYPE REF TO zcl_abapgit_dot_abapgit
iv_package TYPE devclass
RETURNING
VALUE(rt_changed_objects) TYPE zif_abapgit_definitions=>ty_items_ts
RAISING
zcx_abapgit_exception.
ENDCLASS.
CLASS zcl_abapgit_flow_git IMPLEMENTATION.
METHOD find_changes_in_git.
DATA ls_branch LIKE LINE OF it_branches.
DATA lt_sha1 TYPE zif_abapgit_git_definitions=>ty_sha1_tt.
DATA lt_objects TYPE zif_abapgit_definitions=>ty_objects_tt.
DATA lv_starting_folder TYPE string.
DATA ls_main LIKE LINE OF it_branches.
DATA li_find TYPE REF TO lif_find_changes.
DATA lv_previous TYPE zif_abapgit_persistence=>ty_repo-key.
DATA lt_commits TYPE zif_abapgit_definitions=>ty_objects_tt.
FIELD-SYMBOLS <ls_feature> LIKE LINE OF ct_features.
FIELD-SYMBOLS <ls_commit> LIKE LINE OF lt_commits.
CLEAR et_main_expanded.
*******************************
LOOP AT it_branches INTO ls_branch WHERE is_head = abap_false.
APPEND ls_branch-sha1 TO lt_sha1.
ENDLOOP.
lt_objects = zcl_abapgit_git_factory=>get_v2_porcelain( )->list_no_blobs_multi(
iv_url = iv_url
it_sha1 = lt_sha1 ).
lt_commits = zcl_abapgit_git_factory=>get_v2_porcelain( )->commits_last_days(
iv_url = iv_url
iv_days = zif_abapgit_flow_logic=>c_commit_days
it_sha1 = lt_sha1 ).
LOOP AT lt_commits ASSIGNING <ls_commit>.
INSERT <ls_commit> INTO TABLE lt_objects.
* ignore subrc, it might already be there
ENDLOOP.
********************************
lv_starting_folder = io_dot->get_starting_folder( ) && '*'.
READ TABLE it_branches INTO ls_main WITH KEY display_name = zif_abapgit_flow_logic=>c_main.
ASSERT sy-subrc = 0.
lcl_walker=>initialize( lt_objects ).
et_main_expanded = lcl_walker=>expand( ls_main-sha1 ).
DELETE et_main_expanded WHERE path NP lv_starting_folder.
find_up_to_date(
EXPORTING
it_branches = it_branches
it_objects = lt_objects
CHANGING
ct_features = ct_features ).
LOOP AT ct_features ASSIGNING <ls_feature> WHERE branch-display_name <> zif_abapgit_flow_logic=>c_main.
IF lv_previous IS INITIAL OR lv_previous <> <ls_feature>-repo-key.
IF zcl_abapgit_flow_exit=>get_instance( )->get_settings( <ls_feature>-repo-key )-allow_not_up_to_date = abap_true.
CREATE OBJECT li_find TYPE lcl_find_changes_new
EXPORTING
it_objects = lt_objects.
ELSE.
CREATE OBJECT li_find TYPE lcl_find_changes
EXPORTING
it_objects = lt_objects.
ENDIF.
lv_previous = <ls_feature>-repo-key.
ENDIF.
<ls_feature>-changed_files = li_find->find_changes(
iv_main = ls_main-sha1
iv_branch = <ls_feature>-branch-sha1
iv_first_commit = <ls_feature>-branch-first_commit
iv_latest_merge_commit = <ls_feature>-branch-latest_merge_commit ).
DELETE <ls_feature>-changed_files WHERE path NP lv_starting_folder.
<ls_feature>-changed_objects = map_files_to_objects(
io_dot = io_dot
iv_package = iv_package
it_files = <ls_feature>-changed_files ).
ENDLOOP.
ENDMETHOD.
METHOD map_files_to_objects.
DATA ls_item TYPE zif_abapgit_definitions=>ty_item.
FIELD-SYMBOLS <ls_file> LIKE LINE OF it_files.
LOOP AT it_files ASSIGNING <ls_file>.
zcl_abapgit_filename_logic=>file_to_object(
EXPORTING
iv_filename = <ls_file>-filename
iv_path = <ls_file>-path
iv_devclass = iv_package
io_dot = io_dot
IMPORTING
es_item = ls_item ).
INSERT ls_item INTO TABLE rt_changed_objects.
ENDLOOP.
ENDMETHOD.
METHOD build_main_reachable.
DATA lv_current TYPE zif_abapgit_git_definitions=>ty_sha1.
DATA lo_visit TYPE REF TO lcl_sha1_stack.
DATA ls_main LIKE LINE OF it_branches.
DATA ls_commit TYPE zcl_abapgit_git_pack=>ty_commit.
FIELD-SYMBOLS <ls_commit> LIKE LINE OF it_objects.
READ TABLE it_branches INTO ls_main WITH KEY display_name = zif_abapgit_flow_logic=>c_main.
ASSERT sy-subrc = 0.
ev_main_sha1 = ls_main-sha1.
CREATE OBJECT lo_visit.
lo_visit->clear( )->push( ev_main_sha1 ).
WHILE lo_visit->size( ) > 0.
lv_current = lo_visit->pop( ).
INSERT lv_current INTO TABLE et_main_reachable.
IF sy-subrc <> 0.
" already visited
CONTINUE.
ENDIF.
READ TABLE it_objects ASSIGNING <ls_commit> WITH TABLE KEY sha COMPONENTS sha1 = lv_current.
IF sy-subrc = 0.
ls_commit = zcl_abapgit_git_pack=>decode_commit( <ls_commit>-data ).
lo_visit->push( ls_commit-parent ).
IF ls_commit-parent2 IS NOT INITIAL.
lo_visit->push( ls_commit-parent2 ).
ENDIF.
ENDIF.
ENDWHILE.
ENDMETHOD.
METHOD find_branch_commits.
DATA lv_current TYPE zif_abapgit_git_definitions=>ty_sha1.
DATA lo_visit TYPE REF TO lcl_sha1_stack.
DATA ls_commit TYPE zcl_abapgit_git_pack=>ty_commit.
FIELD-SYMBOLS <ls_commit> LIKE LINE OF it_objects.
CREATE OBJECT lo_visit.
" find first commit and latest merge commit
lo_visit->clear( )->push( iv_branch_sha1 ).
WHILE lo_visit->size( ) > 0.
lv_current = lo_visit->pop( ).
READ TABLE it_objects ASSIGNING <ls_commit> WITH TABLE KEY sha COMPONENTS sha1 = lv_current.
IF sy-subrc = 0.
ls_commit = zcl_abapgit_git_pack=>decode_commit( <ls_commit>-data ).
lo_visit->push( ls_commit-parent ).
IF ls_commit-parent2 IS NOT INITIAL.
IF ev_latest_merge_commit IS INITIAL.
ev_latest_merge_commit = lv_current.
ENDIF.
ELSE.
READ TABLE it_main_reachable WITH KEY table_line = ls_commit-parent TRANSPORTING NO FIELDS.
IF sy-subrc = 0.
ev_first_commit = lv_current.
EXIT.
ENDIF.
ENDIF.
ENDIF.
ENDWHILE.
ENDMETHOD.
METHOD find_up_to_date.
DATA lv_current TYPE zif_abapgit_git_definitions=>ty_sha1.
DATA lv_main TYPE zif_abapgit_git_definitions=>ty_sha1.
DATA lo_visit TYPE REF TO lcl_sha1_stack.
DATA ls_commit TYPE zcl_abapgit_git_pack=>ty_commit.
DATA lt_main_reachable TYPE ty_main_reachable.
FIELD-SYMBOLS <ls_branch> LIKE LINE OF ct_features.
FIELD-SYMBOLS <ls_commit> LIKE LINE OF it_objects.
IF lines( it_branches ) = 1.
" only main branch
RETURN.
ENDIF.
build_main_reachable(
EXPORTING
it_branches = it_branches
it_objects = it_objects
IMPORTING
ev_main_sha1 = lv_main
et_main_reachable = lt_main_reachable ).
CREATE OBJECT lo_visit.
LOOP AT ct_features ASSIGNING <ls_branch>.
<ls_branch>-branch-up_to_date = abap_undefined.
lo_visit->clear( )->push( <ls_branch>-branch-sha1 ).
" find up_to_date
WHILE lo_visit->size( ) > 0.
lv_current = lo_visit->pop( ).
IF lv_current = lv_main.
<ls_branch>-branch-up_to_date = abap_true.
EXIT.
ENDIF.
READ TABLE lt_main_reachable WITH KEY table_line = lv_current TRANSPORTING NO FIELDS.
IF sy-subrc = 0.
<ls_branch>-branch-up_to_date = abap_false.
EXIT.
ENDIF.
READ TABLE it_objects ASSIGNING <ls_commit> WITH TABLE KEY sha COMPONENTS sha1 = lv_current.
IF sy-subrc = 0.
ls_commit = zcl_abapgit_git_pack=>decode_commit( <ls_commit>-data ).
lo_visit->push( ls_commit-parent ).
IF ls_commit-parent2 IS NOT INITIAL.
lo_visit->push( ls_commit-parent2 ).
ENDIF.
ENDIF.
ENDWHILE.
find_branch_commits(
EXPORTING
iv_branch_sha1 = <ls_branch>-branch-sha1
it_objects = it_objects
it_main_reachable = lt_main_reachable
IMPORTING
ev_first_commit = <ls_branch>-branch-first_commit
ev_latest_merge_commit = <ls_branch>-branch-latest_merge_commit ).
ENDLOOP.
ENDMETHOD.
ENDCLASS.
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