All files / src/ui/flow zcl_abapgit_flow_logic.clas.abap

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CLASS zcl_abapgit_flow_logic DEFINITION PUBLIC.
  PUBLIC SECTION.
    CLASS-METHODS get
      RETURNING
        VALUE(rs_information) TYPE zif_abapgit_flow_logic=>ty_information
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS get_involved_users
      IMPORTING
        is_information  TYPE zif_abapgit_flow_logic=>ty_information
      RETURNING
        VALUE(rt_users) TYPE zif_abapgit_flow_logic=>ty_users_tt.
 
    CLASS-METHODS consolidate
      IMPORTING
        ii_online             TYPE REF TO zif_abapgit_repo_online
      RETURNING
        VALUE(rs_consolidate) TYPE zif_abapgit_flow_logic=>ty_consolidate
      RAISING
        zcx_abapgit_exception.
 
    TYPES ty_repos_tt TYPE STANDARD TABLE OF REF TO zif_abapgit_repo_online WITH DEFAULT KEY.
 
    CLASS-METHODS list_repos
      IMPORTING
        iv_favorites_only TYPE abap_bool DEFAULT abap_true
      RETURNING
        VALUE(rt_repos)   TYPE ty_repos_tt
      RAISING
        zcx_abapgit_exception.
 
    TYPES: BEGIN OF ty_update_result,
             updated TYPE i,
             errors  TYPE i,
             skipped TYPE i,
           END OF ty_update_result.
 
    CLASS-METHODS update_all_branches
      IMPORTING
        it_features      TYPE zif_abapgit_flow_logic=>ty_features
      RETURNING
        VALUE(rs_result) TYPE ty_update_result
      RAISING
        zcx_abapgit_exception.
  PROTECTED SECTION.
  PRIVATE SECTION.
 
    CONSTANTS c_max_missing_files TYPE i VALUE 1000.
 
    TYPES: BEGIN OF ty_transport,
             trkorr     TYPE trkorr,
             title      TYPE string,
             object     TYPE tadir-object,
             obj_name   TYPE tadir-obj_name,
             devclass   TYPE tadir-devclass,
             created_on TYPE d,
             changed_at TYPE timestamp,
           END OF ty_transport.
 
    TYPES ty_transports_tt TYPE STANDARD TABLE OF ty_transport WITH NON-UNIQUE KEY trkorr.
 
    TYPES ty_trkorr_tt TYPE STANDARD TABLE OF trkorr WITH DEFAULT KEY.
 
    CLASS-METHODS consolidate_files
      IMPORTING
        ii_online      TYPE REF TO zif_abapgit_repo_online
      CHANGING
        cs_information TYPE zif_abapgit_flow_logic=>ty_consolidate
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS check_files
      IMPORTING
        it_local          TYPE zif_abapgit_flow_logic=>ty_local_files
        it_features       TYPE zif_abapgit_flow_logic=>ty_features
      CHANGING
        ct_main_expanded  TYPE zif_abapgit_git_definitions=>ty_expanded_tt
        ct_missing_remote TYPE zif_abapgit_flow_logic=>ty_consolidate-missing_remote
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS build_repo_data
      IMPORTING
        ii_repo        TYPE REF TO zif_abapgit_repo
      RETURNING
        VALUE(rs_data) TYPE zif_abapgit_flow_logic=>ty_feature-repo.
 
    CLASS-METHODS try_matching_transports
      IMPORTING
        ii_repo          TYPE REF TO zif_abapgit_repo
        it_main_expanded TYPE zif_abapgit_git_definitions=>ty_expanded_tt
        it_local         TYPE zif_abapgit_flow_logic=>ty_local_files
      CHANGING
        ct_features      TYPE zif_abapgit_flow_logic=>ty_features
        ct_transports    TYPE ty_transports_tt
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS errors_from_transports
      IMPORTING
        it_all_transports TYPE ty_transports_tt
      CHANGING
        cs_information    TYPE zif_abapgit_flow_logic=>ty_information.
 
    CLASS-METHODS add_objects_and_files_from_tr
      IMPORTING
        iv_trkorr        TYPE trkorr
        it_transports    TYPE ty_transports_tt
        it_local         TYPE zif_abapgit_flow_logic=>ty_local_files
        it_main_expanded TYPE zif_abapgit_git_definitions=>ty_expanded_tt
      CHANGING
        cs_feature       TYPE zif_abapgit_flow_logic=>ty_feature
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS find_prs
      IMPORTING
        iv_url      TYPE string
      CHANGING
        ct_features TYPE zif_abapgit_flow_logic=>ty_features
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS add_local_status
      IMPORTING
        it_local    TYPE zif_abapgit_flow_logic=>ty_local_files
      CHANGING
        ct_features TYPE zif_abapgit_flow_logic=>ty_features
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS relevant_transports_via_devc
      IMPORTING
        ii_repo              TYPE REF TO zif_abapgit_repo
        it_transports        TYPE ty_transports_tt
      RETURNING
        VALUE(rt_transports) TYPE ty_trkorr_tt
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS find_open_transports
      RETURNING
        VALUE(rt_transports) TYPE ty_transports_tt
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS serialize_filtered
      IMPORTING
        it_relevant_transports TYPE ty_trkorr_tt
        ii_repo                TYPE REF TO zif_abapgit_repo
        it_all_transports      TYPE ty_transports_tt
        it_features            TYPE zif_abapgit_flow_logic=>ty_features
      RETURNING
        VALUE(rt_local)        TYPE zif_abapgit_flow_logic=>ty_local_files
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS read_transport_users
      IMPORTING
        iv_trkorr       TYPE trkorr
      RETURNING
        VALUE(rt_users) TYPE zif_abapgit_flow_logic=>ty_users_tt
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS get_latest_task_timestamp
      IMPORTING
        iv_trkorr            TYPE trkorr
      RETURNING
        VALUE(rv_changed_at) TYPE timestamp
      RAISING
        zcx_abapgit_exception.
 
    CLASS-METHODS find_github_username
      IMPORTING
        it_repos           TYPE ty_repos_tt
      RETURNING
        VALUE(rv_username) TYPE string.
 
ENDCLASS.
 
 
 
CLASS zcl_abapgit_flow_logic IMPLEMENTATION.
 
 
  METHOD add_local_status.
 
    FIELD-SYMBOLS <ls_branch>       LIKE LINE OF ct_features.
    FIELD-SYMBOLS <ls_local>        LIKE LINE OF it_local.
    FIELD-SYMBOLS <ls_changed_file> TYPE zif_abapgit_flow_logic=>ty_path_name.
 
 
    LOOP AT ct_features ASSIGNING <ls_branch>.
      LOOP AT <ls_branch>-changed_files ASSIGNING <ls_changed_file>.
        READ TABLE it_local ASSIGNING <ls_local>
          WITH KEY file-filename = <ls_changed_file>-filename
          file-path = <ls_changed_file>-path.
        IF sy-subrc = 0.
          <ls_changed_file>-local_sha1 = <ls_local>-file-sha1.
        ENDIF.
      ENDLOOP.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD add_objects_and_files_from_tr.
 
    DATA ls_changed      LIKE LINE OF cs_feature-changed_objects.
    DATA ls_changed_file LIKE LINE OF cs_feature-changed_files.
    DATA ls_item         TYPE zif_abapgit_definitions=>ty_item.
    DATA lv_filename     TYPE string.
    DATA lv_extension    TYPE string.
    DATA lv_main_file    TYPE string.
 
    FIELD-SYMBOLS <ls_transport>     LIKE LINE OF it_transports.
    FIELD-SYMBOLS <ls_local>         LIKE LINE OF it_local.
    FIELD-SYMBOLS <ls_main_expanded> LIKE LINE OF it_main_expanded.
 
 
    LOOP AT it_transports ASSIGNING <ls_transport> WHERE trkorr = iv_trkorr.
      ls_changed-obj_type = <ls_transport>-object.
      ls_changed-obj_name = <ls_transport>-obj_name.
      INSERT ls_changed INTO TABLE cs_feature-changed_objects.
 
      LOOP AT it_local ASSIGNING <ls_local>
          WHERE file-filename <> zif_abapgit_definitions=>c_dot_abapgit
          AND item-obj_type = <ls_transport>-object
          AND item-obj_name = <ls_transport>-obj_name.

        CLEAR ls_changed_file.
        ls_changed_file-path       = <ls_local>-file-path.
        ls_changed_file-filename   = <ls_local>-file-filename.
        ls_changed_file-local_sha1 = <ls_local>-file-sha1.

        READ TABLE it_main_expanded ASSIGNING <ls_main_expanded>
          WITH TABLE KEY path_name COMPONENTS
          path = ls_changed_file-path
          name = ls_changed_file-filename.
        IF sy-subrc = 0.
          ls_changed_file-remote_sha1 = <ls_main_expanded>-sha1.
        ENDIF.

        INSERT ls_changed_file INTO TABLE cs_feature-changed_files.
      ENDLOOP.
      IF sy-subrc <> 0.
* then its a deletion
        CLEAR ls_item.
        ls_item-obj_type = <ls_transport>-object.
        ls_item-obj_name = <ls_transport>-obj_name.
 
        IF zcl_abapgit_aff_factory=>get_registry( )->is_supported_object_type( <ls_transport>-object ) = abap_true.
          lv_extension = 'json'.
        ELSE.
          lv_extension = 'xml'.
        ENDIF.
 
        lv_main_file = zcl_abapgit_filename_logic=>object_to_file(
          is_item = ls_item
          iv_ext  = lv_extension ).
        CONCATENATE '.' lv_extension INTO lv_extension.
        lv_filename = lv_main_file.
        REPLACE FIRST OCCURRENCE OF lv_extension IN lv_filename WITH '*'.
 
        IF lv_filename = 'package.devc*'.
* this might leave deleted packages in git, but its okay for now
          CONTINUE.
        ENDIF.
 
        LOOP AT it_main_expanded ASSIGNING <ls_main_expanded>
            WHERE name CP lv_filename.
          CLEAR ls_changed_file.
          ls_changed_file-filename    = <ls_main_expanded>-name.
          ls_changed_file-path        = <ls_main_expanded>-path.
          ls_changed_file-remote_sha1 = <ls_main_expanded>-sha1.
          INSERT ls_changed_file INTO TABLE cs_feature-changed_files.
        ENDLOOP.
        IF sy-subrc <> 0.
          CLEAR ls_changed_file.
          ls_changed_file-filename    = lv_main_file.
          ls_changed_file-path        = '/src/'. " todo?
* after its deleted locally and remote then remote and local sha1 will match(be empty)
          INSERT ls_changed_file INTO TABLE cs_feature-changed_files.
        ENDIF.
 
      ENDIF.
 
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD build_repo_data.
    rs_data-name = ii_repo->get_name( ).
    rs_data-key = ii_repo->get_key( ).
    rs_data-package = ii_repo->get_package( ).
  ENDMETHOD.
 
 
  METHOD check_files.
 
    DATA ls_missing      LIKE LINE OF ct_missing_remote.
    DATA lv_found_main   TYPE abap_bool.
    DATA ls_feature      LIKE LINE OF it_features.
    DATA lv_found_branch TYPE abap_bool.
 
    FIELD-SYMBOLS <ls_local> LIKE LINE OF it_local.
    FIELD-SYMBOLS <ls_expanded> LIKE LINE OF ct_main_expanded.
 
    LOOP AT it_local ASSIGNING <ls_local> WHERE file-filename <> zif_abapgit_definitions=>c_dot_abapgit.
      READ TABLE ct_main_expanded WITH KEY name = <ls_local>-file-filename ASSIGNING <ls_expanded>.
      lv_found_main = boolc( sy-subrc = 0 ).
 
      lv_found_branch = abap_false.
      LOOP AT it_features INTO ls_feature.
        READ TABLE ls_feature-changed_files TRANSPORTING NO FIELDS
          WITH KEY filename = <ls_local>-file-filename.
        IF sy-subrc = 0.
          lv_found_branch = abap_true.
          EXIT.
        ENDIF.
      ENDLOOP.
 
      IF lv_found_main = abap_false AND lv_found_branch = abap_false.
        CLEAR ls_missing.
        ls_missing-path = <ls_local>-file-path.
        ls_missing-filename = <ls_local>-file-filename.
        ls_missing-local_sha1 = <ls_local>-file-sha1.
        INSERT ls_missing INTO TABLE ct_missing_remote.
      ELSEIF lv_found_branch = abap_false AND <ls_expanded>-path <> <ls_local>-file-path.
* todo
      ELSEIF lv_found_branch = abap_false AND <ls_expanded>-sha1 <> <ls_local>-file-sha1.
        CLEAR ls_missing.
        ls_missing-path = <ls_local>-file-path.
        ls_missing-filename = <ls_local>-file-filename.
        ls_missing-local_sha1 = <ls_local>-file-sha1.
        ls_missing-remote_sha1 = <ls_expanded>-sha1.
        INSERT ls_missing INTO TABLE ct_missing_remote.
      ENDIF.
 
      IF lv_found_main = abap_true OR lv_found_branch = abap_true.
        DELETE ct_main_expanded WHERE name = <ls_local>-file-filename AND path = <ls_local>-file-path.
      ENDIF.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD consolidate.
 
    DATA lt_features  TYPE zif_abapgit_flow_logic=>ty_features.
    DATA ls_feature   LIKE LINE OF lt_features.
    DATA lv_string    TYPE string.
    DATA li_repo      TYPE REF TO zif_abapgit_repo.
    DATA ls_transport TYPE zif_abapgit_cts_api=>ty_transport_data.
 
 
* todo: handling multiple repositories
 
    li_repo ?= ii_online.
    lt_features = get( )-features.
 
    LOOP AT lt_features INTO ls_feature WHERE repo-key = li_repo->get_key( ).
      " IF ls_feature-branch-display_name IS NOT INITIAL
      "     AND ls_feature-branch-up_to_date = abap_false.
      "   lv_string = |Branch <tt>{ ls_feature-branch-display_name }</tt> is not up to date|.
      "   INSERT lv_string INTO TABLE rs_consolidate-errors.
      " ELSE
      IF ls_feature-branch-display_name IS NOT INITIAL
          AND ls_feature-transport-trkorr IS INITIAL
          AND lines( ls_feature-changed_files ) > 0.
* its okay if the changes are outside the starting folder
        lv_string = |Branch <tt>{ ls_feature-branch-display_name }</tt> has no transport|.
        INSERT lv_string INTO TABLE rs_consolidate-errors.
      ELSEIF ls_feature-transport-trkorr IS NOT INITIAL
          AND ls_feature-branch-display_name IS INITIAL
          AND ls_feature-full_match = abap_false.
        ls_transport = zcl_abapgit_factory=>get_cts_api( )->read( ls_feature-transport-trkorr ).
        lv_string = |Transport <tt>{ ls_feature-transport-trkorr }</tt> has no branch, created {
          ls_transport-as4date DATE = ISO }|.
        INSERT lv_string INTO TABLE rs_consolidate-errors.
      ENDIF.
* todo: branches without pull requests?
    ENDLOOP.
 
    consolidate_files(
      EXPORTING
        ii_online      = ii_online
      CHANGING
        cs_information = rs_consolidate ).
 
  ENDMETHOD.
 
 
  METHOD consolidate_files.
 
    DATA lt_branches TYPE zif_abapgit_git_definitions=>ty_git_branch_list_tt.
    DATA lt_tadir    TYPE zif_abapgit_definitions=>ty_tadir_tt.
    DATA lt_filter   TYPE zif_abapgit_definitions=>ty_tadir_tt.
    DATA lo_filter   TYPE REF TO zcl_abapgit_object_filter_obj.
    DATA lt_local    TYPE zif_abapgit_flow_logic=>ty_local_files.
    DATA lt_features TYPE zif_abapgit_flow_logic=>ty_features.
    DATA li_repo     TYPE REF TO zif_abapgit_repo.
    DATA lt_main_expanded TYPE zif_abapgit_git_definitions=>ty_expanded_tt.
    DATA ls_expanded LIKE LINE OF lt_main_expanded.
    DATA ls_branch   LIKE LINE OF lt_branches.
    DATA ls_only_remote TYPE zif_abapgit_flow_logic=>ty_path_name.
    DATA ls_result   LIKE LINE OF lt_features.
    DATA lt_all_transports TYPE ty_transports_tt.
    DATA lv_filename TYPE string.
    DATA lv_warning TYPE string.
    DATA lv_count   TYPE i.
    DATA ls_missing_remote LIKE LINE OF cs_information-missing_remote.
 
 
    FIELD-SYMBOLS <ls_tadir> LIKE LINE OF lt_tadir.
 
    li_repo ?= ii_online.
 
* find all that exists local, serialize these, skip if no changes or if in any branch
    lt_branches = zcl_abapgit_git_factory=>get_v2_porcelain( )->list_branches(
      iv_url    = ii_online->get_url( )
      iv_prefix = zif_abapgit_git_definitions=>c_git_branch-heads_prefix )->get_all( ).
 
    CLEAR lt_features.
    LOOP AT lt_branches INTO ls_branch WHERE display_name <> zif_abapgit_flow_logic=>c_main.
      ls_result-repo = build_repo_data( ii_online ).
      ls_result-branch-display_name = ls_branch-display_name.
      ls_result-branch-sha1 = ls_branch-sha1.
      INSERT ls_result INTO TABLE lt_features.
    ENDLOOP.
 
    zcl_abapgit_flow_git=>find_changes_in_git(
      EXPORTING
        iv_url           = ii_online->get_url( )
        io_dot           = li_repo->get_dot_abapgit( )
        iv_package       = li_repo->get_package( )
        it_branches      = lt_branches
      IMPORTING
        et_main_expanded = lt_main_expanded
      CHANGING
        ct_features      = lt_features ).
 
    lt_tadir = zcl_abapgit_factory=>get_tadir( )->read(
      iv_package        = li_repo->get_package( )
      io_dot            = li_repo->get_dot_abapgit( )
      iv_ignore_delflag = abap_true
      iv_check_exists   = abap_false ).
 
    lt_all_transports = find_open_transports( ).
 
    LOOP AT lt_tadir ASSIGNING <ls_tadir>.
" skip the object if it is in any open transport
      READ TABLE lt_all_transports WITH KEY object = <ls_tadir>-object obj_name = <ls_tadir>-obj_name TRANSPORTING NO FIELDS.
      IF sy-subrc = 0 AND <ls_tadir>-object <> 'DEVC'.
* todo: this is not correct for AFF enabled objects
        lv_filename = |{ to_lower( <ls_tadir>-obj_name ) }.{ to_lower( <ls_tadir>-object ) }*|.
        DELETE lt_main_expanded WHERE name CP lv_filename.
        CONTINUE.
      ENDIF.
 
      INSERT <ls_tadir> INTO TABLE lt_filter.
 
      IF lines( lt_filter ) >= 500.
        CREATE OBJECT lo_filter EXPORTING it_filter = lt_filter.
        lt_local = li_repo->get_files_local_filtered( lo_filter ).
        CLEAR lt_filter.
        check_files(
          EXPORTING
            it_local          = lt_local
            it_features       = lt_features
          CHANGING
            ct_main_expanded  = lt_main_expanded
            ct_missing_remote = cs_information-missing_remote ).
      ENDIF.
    ENDLOOP.
 
    IF lines( lt_filter ) > 0.
      CREATE OBJECT lo_filter EXPORTING it_filter = lt_filter.
      lt_local = li_repo->get_files_local_filtered( lo_filter ).
      CLEAR lt_filter.
      check_files(
        EXPORTING
          it_local          = lt_local
          it_features       = lt_features
        CHANGING
          ct_main_expanded  = lt_main_expanded
          ct_missing_remote = cs_information-missing_remote ).
    ENDIF.
 
    IF lines( cs_information-missing_remote ) > c_max_missing_files.
      lv_warning = |Only first { c_max_missing_files } missing files shown, {
        lines( cs_information-missing_remote ) } total|.
      INSERT lv_warning INTO TABLE cs_information-warnings.
 
      lv_count = 0.
      LOOP AT cs_information-missing_remote INTO ls_missing_remote.
        lv_count = lv_count + 1.
        IF lv_count > c_max_missing_files.
          DELETE TABLE cs_information-missing_remote FROM ls_missing_remote.
        ENDIF.
      ENDLOOP.
    ENDIF.
 
* todo: double check, there might have been changes while consolidation is running
* or do smaller batches?
 
* those left in lt_main_expanded are only in remote, not local
    LOOP AT lt_main_expanded INTO ls_expanded.
      CLEAR ls_only_remote.
      ls_only_remote-path = ls_expanded-path.
      ls_only_remote-filename = ls_expanded-name.
      ls_only_remote-remote_sha1 = ls_expanded-sha1.
      INSERT ls_only_remote INTO TABLE cs_information-only_remote.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD errors_from_transports.
 
    DATA lv_message    TYPE string.
    DATA lt_transports LIKE it_all_transports.
    DATA lv_index      TYPE i.
    DATA ls_next       LIKE LINE OF lt_transports.
    DATA ls_transport  LIKE LINE OF lt_transports.
    DATA ls_duplicate  LIKE LINE OF cs_information-transport_duplicates.
    DATA lv_found1     TYPE abap_bool.
    DATA lv_found2     TYPE abap_bool.
 
    lt_transports = it_all_transports.
    SORT lt_transports BY object obj_name trkorr.
 
    LOOP AT lt_transports INTO ls_transport.
      lv_index = sy-tabix + 1.
      READ TABLE lt_transports INTO ls_next INDEX lv_index.
      IF sy-subrc <> 0.
        CONTINUE.
      ENDIF.

      IF ls_next-object = ls_transport-object
          AND ls_next-trkorr <> ls_transport-trkorr
          AND ls_next-obj_name = ls_transport-obj_name.

        READ TABLE cs_information-features WITH KEY transport-trkorr = ls_transport-trkorr TRANSPORTING NO FIELDS.
        lv_found1 = boolc( sy-subrc = 0 ).
        READ TABLE cs_information-features WITH KEY transport-trkorr = ls_next-trkorr TRANSPORTING NO FIELDS.
        lv_found2 = boolc( sy-subrc = 0 ).
        IF lv_found1 = abap_false AND lv_found2 = abap_false.
          " not in any favorite flow enabled repo
          CONTINUE.
        ENDIF.

        lv_message = |Object <tt>{ ls_transport-object }</tt> <tt>{ ls_transport-obj_name
          }</tt> is in multiple transports: <tt>{ ls_transport-trkorr }</tt> and <tt>{ ls_next-trkorr }</tt>|.
        INSERT lv_message INTO TABLE cs_information-errors.

        CLEAR ls_duplicate.
        ls_duplicate-obj_type = ls_transport-object.
        ls_duplicate-obj_name = ls_transport-obj_name.
        INSERT ls_duplicate INTO TABLE cs_information-transport_duplicates.
      ENDIF.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD find_open_transports.
 
    DATA lt_trkorr    TYPE zif_abapgit_cts_api=>ty_trkorr_tt.
    DATA lv_trkorr    LIKE LINE OF lt_trkorr.
    DATA ls_result    LIKE LINE OF rt_transports.
    DATA lt_objects   TYPE zif_abapgit_cts_api=>ty_transport_obj_tt.
    DATA lv_obj_name  TYPE tadir-obj_name.
    DATA lt_date      TYPE zif_abapgit_cts_api=>ty_date_range.
    DATA ls_date      LIKE LINE OF lt_date.
    DATA lt_limu_skip TYPE zif_abapgit_cts_api=>ty_skip_limu_types_tt.
    DATA ls_limu_skip LIKE LINE OF lt_limu_skip.
    DATA lt_created_on TYPE zif_abapgit_cts_api=>ty_transport_creation_dates_tt.
    DATA ls_created_on LIKE LINE OF lt_created_on.
    FIELD-SYMBOLS <ls_object> LIKE LINE OF lt_objects.
 
* only look for transports that are created/changed in the last two years
    ls_date-sign = 'I'.
    ls_date-option = 'GE'.
    ls_date-low = sy-datum - zif_abapgit_flow_logic=>c_open_transport_days.
    INSERT ls_date INTO TABLE lt_date.
 
    lt_trkorr = zcl_abapgit_factory=>get_cts_api( )->list_open_requests( lt_date ).
    lt_created_on = zcl_abapgit_factory=>get_cts_api( )->read_creation_dates( lt_trkorr ).
 
    LOOP AT lt_trkorr INTO lv_trkorr.
      ls_result-trkorr = lv_trkorr.
      ls_result-title  = zcl_abapgit_factory=>get_cts_api( )->read_description( lv_trkorr ).
      READ TABLE lt_created_on INTO ls_created_on WITH TABLE KEY trkorr = lv_trkorr.
      IF sy-subrc = 0.
        ls_result-created_on = ls_created_on-created_on.
      ELSE.
        CLEAR ls_result-created_on.
      ENDIF.
      ls_result-changed_at = get_latest_task_timestamp( lv_trkorr ).
 
* LIMU skipped here:
" SOTT = Concept (Online Text Repository) - Short Texts for packages are not serialized anyhow
      CLEAR ls_limu_skip.
      ls_limu_skip-sign = 'I'.
      ls_limu_skip-option = 'EQ'.
      ls_limu_skip-low = 'SOTT'.
      INSERT ls_limu_skip INTO TABLE lt_limu_skip.
      lt_objects = zcl_abapgit_factory=>get_cts_api( )->list_r3tr_by_request(
        iv_request         = lv_trkorr
        it_skip_limu_types = lt_limu_skip ).
 
* R3TR can be skipped here
      LOOP AT lt_objects ASSIGNING <ls_object>
          WHERE object <> 'CINS'
          AND object <> 'NOTE'.
        ls_result-object   = <ls_object>-object.
        ls_result-obj_name = <ls_object>-obj_name.
 
        lv_obj_name = <ls_object>-obj_name.
        ls_result-devclass = zcl_abapgit_factory=>get_tadir( )->read_single(
          iv_object   = ls_result-object
          iv_obj_name = lv_obj_name )-devclass.
        IF ls_result-devclass IS NOT INITIAL.
          INSERT ls_result INTO TABLE rt_transports.
        ENDIF.
      ENDLOOP.
 
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD get_latest_task_timestamp.
 
    DATA lt_tasks    TYPE zif_abapgit_cts_api=>ty_request_and_tasks_tt.
    DATA ls_task     LIKE LINE OF lt_tasks.
    DATA lv_max_date TYPE d.
    DATA lv_max_time TYPE t.
 
    TRY.
        lt_tasks = zcl_abapgit_factory=>get_cts_api( )->read_request_and_tasks( iv_trkorr ).
 
        LOOP AT lt_tasks INTO ls_task.
          IF ls_task-as4date > lv_max_date
              OR ( ls_task-as4date = lv_max_date AND ls_task-as4time > lv_max_time ).
            lv_max_date = ls_task-as4date.
            lv_max_time = ls_task-as4time.
          ENDIF.
        ENDLOOP.
 
        IF lv_max_date IS NOT INITIAL.
          CONVERT DATE lv_max_date TIME lv_max_time INTO TIME STAMP rv_changed_at TIME ZONE sy-zonlo.
        ELSE.
          GET TIME STAMP FIELD rv_changed_at.
        ENDIF.
      CATCH zcx_abapgit_exception.
        GET TIME STAMP FIELD rv_changed_at.
    ENDTRY.
 
  ENDMETHOD.
 
 
  METHOD find_github_username.
 
    DATA li_repo_online TYPE REF TO zif_abapgit_repo_online.
    DATA li_exit        TYPE REF TO zif_abapgit_flow_exit.
 
    READ TABLE it_repos INTO li_repo_online INDEX 1.
    IF sy-subrc = 0.
      TRY.
          rv_username = zcl_abapgit_login_manager=>get_username( li_repo_online->get_url( ) ).
        CATCH zcx_abapgit_exception ##NO_HANDLER.
      ENDTRY.
    ENDIF.
 
    TRY.
        li_exit = zcl_abapgit_flow_exit=>get_instance( ).
        li_exit->change_github_username( CHANGING cv_username = rv_username ).
      CATCH zcx_abapgit_exception ##NO_HANDLER.
    ENDTRY.
 
  ENDMETHOD.
 
 
  METHOD find_prs.
 
    DATA lt_pulls TYPE zif_abapgit_pr_enum_provider=>ty_pull_requests.
    DATA ls_pull LIKE LINE OF lt_pulls.
    DATA lv_index TYPE i.
 
    FIELD-SYMBOLS <ls_branch> LIKE LINE OF ct_features.
 
 
    IF lines( ct_features ) = 0.
      " only main branch
      RETURN.
    ENDIF.
 
    lt_pulls = zcl_abapgit_pr_enumerator=>new( iv_url )->get_pulls( ).
 
    LOOP AT ct_features ASSIGNING <ls_branch>.
      lv_index = sy-tabix.
 
      READ TABLE lt_pulls INTO ls_pull WITH KEY head_branch = <ls_branch>-branch-display_name.
      IF sy-subrc <> 0.
        CONTINUE.
      ENDIF.

      READ TABLE ls_pull-labels WITH KEY table_line = 'no-merge' TRANSPORTING NO FIELDS.
      IF sy-subrc = 0.
        DELETE ct_features INDEX lv_index.
        CONTINUE.
      ENDIF.

      <ls_branch>-pr-title_raw = ls_pull-title.

      " remove markdown formatting,
      REPLACE ALL OCCURRENCES OF '`' IN ls_pull-title WITH ''.

      <ls_branch>-pr-title = |{ ls_pull-title } #{ ls_pull-number }|.
      <ls_branch>-pr-url = ls_pull-html_url.
      <ls_branch>-pr-number = ls_pull-number.
      <ls_branch>-pr-draft = ls_pull-draft.
      <ls_branch>-pr-author = ls_pull-user.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD get.
 
    DATA lt_branches TYPE zif_abapgit_git_definitions=>ty_git_branch_list_tt.
    DATA ls_branch LIKE LINE OF lt_branches.
    DATA ls_result LIKE LINE OF rs_information-features.
    DATA li_repo_online TYPE REF TO zif_abapgit_repo_online.
    DATA lt_features LIKE rs_information-features.
    DATA lt_all_transports TYPE ty_transports_tt.
    DATA lt_relevant_transports TYPE ty_trkorr_tt.
    DATA lt_repos TYPE ty_repos_tt.
    DATA lt_main_expanded TYPE zif_abapgit_git_definitions=>ty_expanded_tt.
    DATA lt_local TYPE zif_abapgit_flow_logic=>ty_local_files.
    DATA lt_real_transports LIKE lt_all_transports.
 
    FIELD-SYMBOLS <ls_feature> LIKE LINE OF lt_features.
    FIELD-SYMBOLS <ls_path_name> LIKE LINE OF <ls_feature>-changed_files.
 
    lt_all_transports = find_open_transports( ).
    lt_real_transports = lt_all_transports.
 
* list branches on favorite + flow enabled + transported repos
    lt_repos = list_repos( ).
    rs_information-enabled_repositories = lines( lt_repos ).
    rs_information-github_username = find_github_username( lt_repos ).
 
    LOOP AT lt_repos INTO li_repo_online.
 
      lt_branches = zcl_abapgit_git_factory=>get_v2_porcelain( )->list_branches(
        iv_url    = li_repo_online->get_url( )
        iv_prefix = zif_abapgit_git_definitions=>c_git_branch-heads_prefix )->get_all( ).
 
      CLEAR lt_features.
      LOOP AT lt_branches INTO ls_branch WHERE display_name <> zif_abapgit_flow_logic=>c_main.
        ls_result-repo = build_repo_data( li_repo_online ).
        ls_result-branch-display_name = ls_branch-display_name.
        ls_result-branch-sha1 = ls_branch-sha1.
        INSERT ls_result INTO TABLE lt_features.
      ENDLOOP.
 
      zcl_abapgit_flow_git=>find_changes_in_git(
        EXPORTING
          iv_url           = li_repo_online->get_url( )
          io_dot           = li_repo_online->zif_abapgit_repo~get_dot_abapgit( )
          iv_package       = li_repo_online->zif_abapgit_repo~get_package( )
          it_branches      = lt_branches
        IMPORTING
          et_main_expanded = lt_main_expanded
        CHANGING
          ct_features      = lt_features ).
 
      lt_relevant_transports = relevant_transports_via_devc(
        ii_repo        = li_repo_online
        it_transports  = lt_all_transports ).
 
      lt_local = serialize_filtered(
        it_relevant_transports = lt_relevant_transports
        ii_repo                = li_repo_online
        it_features            = lt_features
        it_all_transports      = lt_all_transports ).
 
      try_matching_transports(
        EXPORTING
          ii_repo          = li_repo_online
          it_local         = lt_local
          it_main_expanded = lt_main_expanded
        CHANGING
          ct_transports    = lt_all_transports
          ct_features      = lt_features ).
 
      find_prs(
        EXPORTING
          iv_url      = li_repo_online->get_url( )
        CHANGING
          ct_features = lt_features ).
 
      add_local_status(
        EXPORTING
          it_local     = lt_local
        CHANGING
          ct_features = lt_features ).
 
      LOOP AT lt_features ASSIGNING <ls_feature>.
        <ls_feature>-full_match = abap_true.
        LOOP AT <ls_feature>-changed_files ASSIGNING <ls_path_name>.
          IF <ls_path_name>-remote_sha1 <> <ls_path_name>-local_sha1.
            <ls_feature>-full_match = abap_false.
          ENDIF.
        ENDLOOP.
 
        IF <ls_feature>-transport-trkorr IS NOT INITIAL.
          <ls_feature>-transport-users = read_transport_users( <ls_feature>-transport-trkorr ).
        ENDIF.
      ENDLOOP.
 
      INSERT LINES OF lt_features INTO TABLE rs_information-features.
    ENDLOOP.
 
    errors_from_transports(
      EXPORTING
        it_all_transports  = lt_real_transports
      CHANGING
        cs_information     = rs_information ).
 
  ENDMETHOD.
 
 
  METHOD get_involved_users.
 
    FIELD-SYMBOLS <ls_feature> LIKE LINE OF is_information-features.
 
    DATA lv_user TYPE syuname.
 
    LOOP AT is_information-features ASSIGNING <ls_feature>.
      LOOP AT <ls_feature>-transport-users INTO lv_user.
        INSERT lv_user INTO TABLE rt_users.
      ENDLOOP.
    ENDLOOP.
 
    DELETE rt_users WHERE table_line IS INITIAL.
 
  ENDMETHOD.
 
 
  METHOD list_repos.
 
    DATA lt_repos  TYPE zif_abapgit_repo_srv=>ty_repo_list.
    DATA li_repo   LIKE LINE OF lt_repos.
    DATA li_online TYPE REF TO zif_abapgit_repo_online.
 
    IF iv_favorites_only = abap_true.
      lt_repos = zcl_abapgit_repo_srv=>get_instance( )->list_favorites( abap_false ).
    ELSE.
      lt_repos = zcl_abapgit_repo_srv=>get_instance( )->list( abap_false ).
    ENDIF.
 
    LOOP AT lt_repos INTO li_repo.
      IF li_repo->get_local_settings( )-flow = abap_false.
        CONTINUE.
      ELSEIF zcl_abapgit_factory=>get_sap_package( li_repo->get_package( )
          )->are_changes_recorded_in_tr_req( ) = abap_false.
        CONTINUE.
      ENDIF.
 
      li_online ?= li_repo.
      INSERT li_online INTO TABLE rt_repos.
    ENDLOOP.
  ENDMETHOD.
 
 
  METHOD update_all_branches.
 
    DATA ls_feature      LIKE LINE OF it_features.
    DATA li_repo_online  TYPE REF TO zif_abapgit_repo_online.
    DATA lo_github       TYPE REF TO zcl_abapgit_pr_enum_github.
    DATA lv_previous_key TYPE zif_abapgit_persistence=>ty_value.
    DATA lv_url          TYPE string.
    DATA lv_user         TYPE string.
    DATA lv_repo         TYPE string.
 
    LOOP AT it_features INTO ls_feature.
      IF ls_feature-branch-up_to_date <> abap_false.
        CONTINUE.
      ENDIF.
      IF ls_feature-pr-number IS INITIAL.
        rs_result-skipped = rs_result-skipped + 1.
        CONTINUE.
      ENDIF.
 
      IF lv_previous_key <> ls_feature-repo-key.
        li_repo_online ?= zcl_abapgit_repo_srv=>get_instance( )->get( ls_feature-repo-key ).
        lv_url = li_repo_online->get_url( ).
 
        FIND FIRST OCCURRENCE OF REGEX 'github\.com\/([^\/]+)\/([^\/]+)'
          IN lv_url
          SUBMATCHES lv_user lv_repo ##REGEX_POSIX.
        IF sy-subrc <> 0.
          rs_result-skipped = rs_result-skipped + 1.
          CONTINUE.
        ENDIF.
        lv_repo = replace(
          val = lv_repo
          regex = '\.git$'
          with = '' ) ##REGEX_POSIX.
 
        CREATE OBJECT lo_github
          EXPORTING
            iv_user_and_repo = |{ lv_user }/{ lv_repo }|
            ii_http_agent    = zcl_abapgit_http_agent=>create( ).
        lv_previous_key = ls_feature-repo-key.
      ENDIF.
 
      TRY.
          lo_github->update_pull_request_branch(
            iv_pull_number       = ls_feature-pr-number
            iv_expected_head_sha = ls_feature-branch-sha1 ).
          rs_result-updated = rs_result-updated + 1.
        CATCH zcx_abapgit_exception.
          rs_result-errors = rs_result-errors + 1.
      ENDTRY.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD read_transport_users.
 
    DATA lt_tasks TYPE zif_abapgit_cts_api=>ty_request_and_tasks_tt.
    DATA ls_task  LIKE LINE OF lt_tasks.
 
    lt_tasks = zcl_abapgit_factory=>get_cts_api( )->read_request_and_tasks( iv_trkorr ).
    LOOP AT lt_tasks INTO ls_task.
      INSERT ls_task-as4user INTO TABLE rt_users.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD relevant_transports_via_devc.
 
    DATA lt_packages TYPE zif_abapgit_sap_package=>ty_devclass_tt.
    DATA lv_found    TYPE abap_bool.
    DATA lt_trkorr   TYPE ty_transports_tt.
 
    FIELD-SYMBOLS <ls_trkorr>  LIKE LINE OF it_transports.
    FIELD-SYMBOLS <lv_package> LIKE LINE OF lt_packages.
 
    lt_trkorr = it_transports.
    SORT lt_trkorr BY trkorr.
    DELETE ADJACENT DUPLICATES FROM lt_trkorr COMPARING trkorr.
 
    lt_packages = zcl_abapgit_factory=>get_sap_package( ii_repo->get_package( ) )->list_subpackages( ).
    INSERT ii_repo->get_package( ) INTO TABLE lt_packages.
 
    LOOP AT lt_trkorr ASSIGNING <ls_trkorr>.
      lv_found = abap_false.
 
      LOOP AT lt_packages ASSIGNING <lv_package>.
        READ TABLE it_transports TRANSPORTING NO FIELDS WITH KEY trkorr = <ls_trkorr>-trkorr devclass = <lv_package>.
        IF sy-subrc = 0.
          lv_found = abap_true.
          EXIT.
        ENDIF.
      ENDLOOP.
      IF lv_found = abap_false.
        CONTINUE.
      ENDIF.
 
      IF lv_found = abap_true.
        INSERT <ls_trkorr>-trkorr INTO TABLE rt_transports.
      ENDIF.
    ENDLOOP.
 
  ENDMETHOD.
 
 
  METHOD serialize_filtered.
 
    DATA lv_trkorr         TYPE trkorr.
    DATA lt_filter         TYPE zif_abapgit_definitions=>ty_tadir_tt.
    DATA lo_filter         TYPE REF TO zcl_abapgit_object_filter_obj.
    DATA ls_feature        LIKE LINE OF it_features.
    DATA ls_changed_object LIKE LINE OF ls_feature-changed_objects.
 
    FIELD-SYMBOLS <ls_transport> LIKE LINE OF it_all_transports.
    FIELD-SYMBOLS <ls_filter> LIKE LINE OF lt_filter.
 
* from all relevant transports(matched via package)
    LOOP AT it_relevant_transports INTO lv_trkorr.
      LOOP AT it_all_transports ASSIGNING <ls_transport> WHERE trkorr = lv_trkorr.
        APPEND INITIAL LINE TO lt_filter ASSIGNING <ls_filter>.
        <ls_filter>-object = <ls_transport>-object.
        <ls_filter>-obj_name = <ls_transport>-obj_name.
      ENDLOOP.
    ENDLOOP.
 
* and from git
    LOOP AT it_features INTO ls_feature.
      LOOP AT ls_feature-changed_objects INTO ls_changed_object.
        APPEND INITIAL LINE TO lt_filter ASSIGNING <ls_filter>.
        <ls_filter>-object = ls_changed_object-obj_type.
        <ls_filter>-obj_name = ls_changed_object-obj_name.
      ENDLOOP.
    ENDLOOP.
 
    SORT lt_filter BY object obj_name.
    DELETE ADJACENT DUPLICATES FROM lt_filter COMPARING object obj_name.
 
    CREATE OBJECT lo_filter EXPORTING it_filter = lt_filter.
    rt_local = ii_repo->get_files_local_filtered( lo_filter ).
 
  ENDMETHOD.
 
 
  METHOD try_matching_transports.
 
    DATA lt_trkorr       LIKE ct_transports.
    DATA ls_trkorr       LIKE LINE OF lt_trkorr.
    DATA ls_result       LIKE LINE OF ct_features.
    DATA lt_packages     TYPE zif_abapgit_sap_package=>ty_devclass_tt.
    DATA lv_package      LIKE LINE OF lt_packages.
    DATA lv_found        TYPE abap_bool.
 
    FIELD-SYMBOLS <ls_feature>   LIKE LINE OF ct_features.
    FIELD-SYMBOLS <ls_transport> LIKE LINE OF ct_transports.
    FIELD-SYMBOLS <ls_changed>   LIKE LINE OF <ls_feature>-changed_objects.
 
 
    SORT ct_transports BY object obj_name.
 
    LOOP AT ct_features ASSIGNING <ls_feature>.
      LOOP AT <ls_feature>-changed_objects ASSIGNING <ls_changed>.
        READ TABLE ct_transports ASSIGNING <ls_transport>
          WITH KEY object = <ls_changed>-obj_type obj_name = <ls_changed>-obj_name BINARY SEARCH.
        IF sy-subrc = 0.
          <ls_feature>-transport-trkorr = <ls_transport>-trkorr.
          <ls_feature>-transport-title = <ls_transport>-title.
          <ls_feature>-transport-created_on = <ls_transport>-created_on.
          <ls_feature>-transport-changed_at = <ls_transport>-changed_at.

          add_objects_and_files_from_tr(
            EXPORTING
              iv_trkorr        = <ls_transport>-trkorr
              it_local         = it_local
              it_main_expanded = it_main_expanded
              it_transports    = ct_transports
            CHANGING
              cs_feature       = <ls_feature> ).

          DELETE ct_transports WHERE trkorr = <ls_transport>-trkorr.
          EXIT.
        ENDIF.
      ENDLOOP.
    ENDLOOP.
 
* unmatched transports
    lt_trkorr = ct_transports.
    SORT lt_trkorr BY trkorr.
    DELETE ADJACENT DUPLICATES FROM lt_trkorr COMPARING trkorr.
 
    lt_packages = zcl_abapgit_factory=>get_sap_package( ii_repo->get_package( ) )->list_subpackages( ).
    INSERT ii_repo->get_package( ) INTO TABLE lt_packages.
 
    LOOP AT lt_trkorr INTO ls_trkorr.
      lv_found = abap_false.
      LOOP AT lt_packages INTO lv_package.
        READ TABLE ct_transports ASSIGNING <ls_transport> WITH KEY trkorr = ls_trkorr-trkorr devclass = lv_package.
        IF sy-subrc = 0.
          lv_found = abap_true.
          EXIT.
        ENDIF.
      ENDLOOP.
      IF lv_found = abap_false.
        CONTINUE.
      ENDIF.
 
      CLEAR ls_result.
      ls_result-repo = build_repo_data( ii_repo ).
      ls_result-transport-trkorr = <ls_transport>-trkorr.
      ls_result-transport-title = <ls_transport>-title.
      ls_result-transport-created_on = <ls_transport>-created_on.
      ls_result-transport-changed_at = <ls_transport>-changed_at.
 
      add_objects_and_files_from_tr(
        EXPORTING
          iv_trkorr        = ls_trkorr-trkorr
          it_local         = it_local
          it_main_expanded = it_main_expanded
          it_transports    = ct_transports
        CHANGING
          cs_feature       = ls_result ).
 
      INSERT ls_result INTO TABLE ct_features.
    ENDLOOP.
 
  ENDMETHOD.
ENDCLASS.