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abapGit/src/ui/zcl_abapgit_gui_page_boverview.clas.abap
Alexander Tsybulsky c056076170
Gui refactoring 2 (#3338) 
* hotkeys refactoring: draft logic

- new interfaces
- gui services binding
- move render to zcl_hotkeys
- move global hotkeys to hotkeys class
- remove unnecessary stuff from gui_page

* implement zif_abapgit_gui_hotkeys in rel.pages

* settings page draft

* remove zif_abapgit_gui_page_hotkey

* linter fixes

* finalize rendering logic

* finalize settings

* linter fix

* sorting tweak

* fix abapgit_full work

Co-authored-by: Christian Günter <christianguenter@googlemail.com>
Co-authored-by: Lars Hvam <larshp@hotmail.com>
Co-authored-by: Frederik Hudák <frederik.hudak@sap.com>
2020-05-08 10:26:54 +02:00

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CLASS zcl_abapgit_gui_page_boverview DEFINITION
PUBLIC
FINAL
CREATE PUBLIC INHERITING FROM zcl_abapgit_gui_page.
PUBLIC SECTION.
METHODS:
constructor
IMPORTING io_repo TYPE REF TO zcl_abapgit_repo_online
RAISING zcx_abapgit_exception,
zif_abapgit_gui_event_handler~on_event REDEFINITION.
PROTECTED SECTION.
METHODS render_content REDEFINITION.
PRIVATE SECTION.
DATA: mo_repo TYPE REF TO zcl_abapgit_repo_online,
mv_compress TYPE abap_bool VALUE abap_false,
mt_commits TYPE zif_abapgit_definitions=>ty_commit_tt,
mi_branch_overview TYPE REF TO zif_abapgit_branch_overview.
CONSTANTS: BEGIN OF c_actions,
uncompress TYPE string VALUE 'uncompress' ##NO_TEXT,
compress TYPE string VALUE 'compress' ##NO_TEXT,
refresh TYPE string VALUE 'refresh' ##NO_TEXT,
merge TYPE string VALUE 'merge' ##NO_TEXT,
END OF c_actions.
TYPES: BEGIN OF ty_merge,
source TYPE string,
target TYPE string,
END OF ty_merge.
METHODS:
refresh
RAISING zcx_abapgit_exception,
body
RETURNING VALUE(ro_html) TYPE REF TO zcl_abapgit_html
RAISING zcx_abapgit_exception,
form_select
IMPORTING iv_name TYPE string
RETURNING VALUE(ro_html) TYPE REF TO zcl_abapgit_html,
render_merge
RETURNING VALUE(ro_html) TYPE REF TO zcl_abapgit_html
RAISING zcx_abapgit_exception,
decode_merge
IMPORTING it_postdata TYPE cnht_post_data_tab
RETURNING VALUE(rs_merge) TYPE ty_merge
RAISING zcx_abapgit_exception,
build_menu
RETURNING VALUE(ro_menu) TYPE REF TO zcl_abapgit_html_toolbar,
escape_branch
IMPORTING iv_string TYPE string
RETURNING VALUE(rv_string) TYPE string,
escape_message
IMPORTING iv_string TYPE string
RETURNING VALUE(rv_string) TYPE string,
render_commit_popups
RETURNING VALUE(ro_html) TYPE REF TO zcl_abapgit_html
RAISING zcx_abapgit_exception.
ENDCLASS.
CLASS ZCL_ABAPGIT_GUI_PAGE_BOVERVIEW IMPLEMENTATION.
METHOD body.
DATA: lv_tag TYPE string,
lv_branch_display_name TYPE string.
FIELD-SYMBOLS: <ls_commit> LIKE LINE OF mt_commits,
<ls_create> LIKE LINE OF <ls_commit>-create.
CREATE OBJECT ro_html.
ro_html->add( zcl_abapgit_gui_chunk_lib=>render_repo_top(
io_repo = mo_repo
iv_show_package = abap_false
iv_show_branch = abap_false ) ).
ro_html->add( '<br>' ).
ro_html->add( '<br>' ).
ro_html->add( render_merge( ) ).
ro_html->add( '<br>' ).
ro_html->add( build_menu( )->render( ) ).
"CSS gitGraph-scrollWrapper, gitGraph-HTopScroller and gitGraph-Wrapper
" - Used to manage the Horizonal Scroll bar on top of gitGraph Element
ro_html->add( '<div class="gitGraph-scrollWrapper" onscroll="GitGraphScroller()">' ).
"see http://stackoverflow.com/questions/6081483/maximum-size-of-a-canvas-element
ro_html->add( '<div class="gitGraph-HTopScroller"></div>' ).
ro_html->add( '</div>' ).
ro_html->add( '<div class="gitGraph-Wrapper">' ).
ro_html->add( '<canvas id="gitGraph"></canvas>' ).
ro_html->add( '</div>' ).
ro_html->add( '<script type="text/javascript" src="https://cdnjs.' &&
'cloudflare.com/ajax/libs/gitgraph.js/1.14.0/gitgraph.min.js">' &&
'</script>' ) ##NO_TEXT.
ro_html->add( '<script type="text/javascript">' ).
ro_html->add( 'var myTemplateConfig = {' ).
ro_html->add( 'colors: [ "#979797", "#008fb5", "#f1c109", "'
&& '#095256", "#087F8C", "#5AAA95", "#86A873", "#BB9F06" ],' ) ##NO_TEXT.
ro_html->add( 'branch: {' ).
ro_html->add( ' lineWidth: 8,' ).
ro_html->add( ' spacingX: 50' ).
ro_html->add( '},' ).
ro_html->add( 'commit: {' ).
ro_html->add( ' spacingY: -40,' ).
ro_html->add( ' dot: { size: 12 },' ).
ro_html->add( ' message: { font: "normal 14pt Arial" }' ).
ro_html->add( '}' ).
ro_html->add( '};' ).
ro_html->add( 'var gitgraph = new GitGraph({' ).
ro_html->add( ' template: myTemplateConfig,' ).
ro_html->add( ' orientation: "vertical-reverse"' ).
ro_html->add( '});' ).
ro_html->add( 'var gBranchOveriew = new BranchOverview();' ).
LOOP AT mt_commits ASSIGNING <ls_commit>.
IF sy-tabix = 1.
" assumption: all branches are created from master, todo
ro_html->add( |var {
escape_branch( <ls_commit>-branch ) } = gitgraph.branch("{
<ls_commit>-branch }");| ).
ENDIF.
IF <ls_commit>-branch IS INITIAL.
CONTINUE. " we skip orphaned commits
ENDIF.
IF <ls_commit>-compressed = abap_true.
ro_html->add( |{ escape_branch( <ls_commit>-branch ) }.commit(\{message: "{
escape_message( <ls_commit>-message )
}", dotColor: "black", dotSize: 15, messageHashDisplay: false, messageAuthorDisplay: false\});| ).
ELSEIF <ls_commit>-merge IS INITIAL.
" gitgraph doesn't support multiple tags per commit yet.
" Therefore we concatenate them.
" https://github.com/nicoespeon/gitgraph.js/issues/143
lv_tag = concat_lines_of( table = <ls_commit>-tags
sep = ` | ` ).
ro_html->add( |{ escape_branch( <ls_commit>-branch ) }.commit(\{message: "{
escape_message( <ls_commit>-message ) }", long: "{ escape_message( concat_lines_of( table = <ls_commit>-body
sep = ` ` ) )
}", author: "{
<ls_commit>-author }", sha1: "{
<ls_commit>-sha1(7) }", tag: "{ lv_tag
}", onClick:gBranchOveriew.onCommitClick.bind(gBranchOveriew)\});| ).
ELSE.
ro_html->add( |{ escape_branch( <ls_commit>-merge ) }.merge({
escape_branch( <ls_commit>-branch ) }, \{message: "{
escape_message( <ls_commit>-message ) }", long: "{ escape_message( concat_lines_of( table = <ls_commit>-body
sep = ` ` ) )
}", author: "{ <ls_commit>-author }", sha1: "{
<ls_commit>-sha1(7) }", onClick:gBranchOveriew.onCommitClick.bind(gBranchOveriew)\});| ).
ENDIF.
LOOP AT <ls_commit>-create ASSIGNING <ls_create>.
IF <ls_create>-name CS zcl_abapgit_branch_overview=>c_deleted_branch_name_prefix.
lv_branch_display_name = ''.
ELSE.
lv_branch_display_name = <ls_create>-name.
ENDIF.
ro_html->add( |var { escape_branch( <ls_create>-name ) } = {
escape_branch( <ls_create>-parent ) }.branch("{
lv_branch_display_name }");| ).
ENDLOOP.
ENDLOOP.
ro_html->add(
|gitGraph.addEventListener( "commit:mouseover", gBranchOveriew.showCommit.bind(gBranchOveriew) );| ).
ro_html->add(
|gitGraph.addEventListener( "commit:mouseout", gBranchOveriew.hideCommit.bind(gBranchOveriew) );| ).
ro_html->add( '</script>' ).
ro_html->add( '<script>' ).
ro_html->add( 'setGitGraphScroller();' ).
ro_html->add( '</script>' ).
ro_html->add( render_commit_popups( ) ).
ENDMETHOD.
METHOD build_menu.
CREATE OBJECT ro_menu.
IF mv_compress = abap_true.
ro_menu->add(
iv_txt = 'Uncompress Graph'
iv_act = c_actions-uncompress ) ##NO_TEXT.
ELSE.
ro_menu->add(
iv_txt = 'Compress Graph'
iv_act = c_actions-compress ) ##NO_TEXT.
ENDIF.
ro_menu->add( iv_txt = 'Refresh' iv_act = c_actions-refresh ) ##NO_TEXT.
ENDMETHOD.
METHOD constructor.
super->constructor( ).
ms_control-page_title = 'BRANCH_OVERVIEW'.
mo_repo = io_repo.
refresh( ).
ENDMETHOD.
METHOD decode_merge.
DATA: lv_string TYPE string,
lt_fields TYPE tihttpnvp.
FIELD-SYMBOLS: <ls_field> LIKE LINE OF lt_fields.
CONCATENATE LINES OF it_postdata INTO lv_string.
lt_fields = zcl_abapgit_html_action_utils=>parse_fields( lv_string ).
READ TABLE lt_fields ASSIGNING <ls_field> WITH KEY name = 'source' ##NO_TEXT.
ASSERT sy-subrc = 0.
rs_merge-source = <ls_field>-value.
READ TABLE lt_fields ASSIGNING <ls_field> WITH KEY name = 'target' ##NO_TEXT.
ASSERT sy-subrc = 0.
rs_merge-target = <ls_field>-value.
ENDMETHOD.
METHOD escape_branch.
rv_string = iv_string.
TRANSLATE rv_string USING '-_._#_'.
rv_string = |branch_{ rv_string }|.
ENDMETHOD.
METHOD escape_message.
rv_string = iv_string.
REPLACE ALL OCCURRENCES OF '\' IN rv_string WITH '\\'.
REPLACE ALL OCCURRENCES OF '"' IN rv_string WITH '\"'.
ENDMETHOD.
METHOD form_select.
DATA: lv_name TYPE string,
lt_branches TYPE zif_abapgit_definitions=>ty_git_branch_list_tt.
FIELD-SYMBOLS: <ls_branch> LIKE LINE OF lt_branches.
CREATE OBJECT ro_html.
lt_branches = mi_branch_overview->get_branches( ).
ro_html->add( |<select name="{ iv_name }">| ).
LOOP AT lt_branches ASSIGNING <ls_branch>.
lv_name = <ls_branch>-name+11.
ro_html->add( |<option value="{ lv_name }">{ lv_name }</option>| ).
ENDLOOP.
ro_html->add( '</select>' ).
ENDMETHOD.
METHOD refresh.
mi_branch_overview = zcl_abapgit_factory=>get_branch_overview( mo_repo ).
mt_commits = mi_branch_overview->get_commits( ).
IF mv_compress = abap_true.
mt_commits = mi_branch_overview->compress( mt_commits ).
ENDIF.
ENDMETHOD.
METHOD render_commit_popups.
DATA: lv_time TYPE char10,
lv_date TYPE sy-datum,
lv_content TYPE string.
FIELD-SYMBOLS: <ls_commit> LIKE LINE OF mt_commits.
CREATE OBJECT ro_html.
LOOP AT mt_commits ASSIGNING <ls_commit>.
CLEAR: lv_time, lv_date.
PERFORM p6_to_date_time_tz IN PROGRAM rstr0400
USING <ls_commit>-time
lv_time
lv_date.
lv_content = |<table class="commit">|
&& | <tr>|
&& | <td class="title">Author</td>|
&& | <td>{ <ls_commit>-author }</td>|
&& | </tr>|
&& | <tr>|
&& | <td class="title">SHA1</td>|
&& | <td>{ <ls_commit>-sha1 }</td>|
&& | </tr>|
&& | <tr>|
&& | <td class="title">Date/Time</td>|
&& | <td>{ lv_date DATE = USER }</td>|
&& | </tr>|
&& | <tr>|
&& | <td class="title">Message</td>|
&& | <td>{ <ls_commit>-message }</td>|
&& | </tr>|
&& | <tr>|.
IF <ls_commit>-body IS NOT INITIAL.
lv_content = lv_content
&& |<td class="title">Body</td>|
&& |<td>{ concat_lines_of( table = <ls_commit>-body
sep = |<br/>| ) }</td>|.
ENDIF.
lv_content = lv_content
&& | </tr>|
&& |</table>|.
ro_html->add( zcl_abapgit_gui_chunk_lib=>render_commit_popup( iv_id = <ls_commit>-sha1(7)
iv_content = lv_content ) ).
ENDLOOP.
ENDMETHOD.
METHOD render_content.
CREATE OBJECT ro_html.
ro_html->add( '<div id="toc">' ).
ro_html->add( body( ) ).
ro_html->add( '</div>' ).
ENDMETHOD.
METHOD render_merge.
CREATE OBJECT ro_html.
ro_html->add( '<form id="commit_form" method="post" action="sapevent:merge">' ).
ro_html->add( 'Merge' ) ##NO_TEXT.
ro_html->add( form_select( 'source' ) ) ##NO_TEXT.
ro_html->add( 'into' ) ##NO_TEXT.
ro_html->add( form_select( 'target' ) ) ##NO_TEXT.
ro_html->add( '<input type="submit" value="Submit">' ).
ro_html->add( '</form>' ).
ENDMETHOD.
METHOD zif_abapgit_gui_event_handler~on_event.
DATA: ls_merge TYPE ty_merge,
lo_merge TYPE REF TO zcl_abapgit_gui_page_merge.
CASE iv_action.
WHEN c_actions-refresh.
refresh( ).
ev_state = zcl_abapgit_gui=>c_event_state-re_render.
WHEN c_actions-uncompress.
mv_compress = abap_false.
refresh( ).
ev_state = zcl_abapgit_gui=>c_event_state-re_render.
WHEN c_actions-compress.
mv_compress = abap_true.
refresh( ).
ev_state = zcl_abapgit_gui=>c_event_state-re_render.
WHEN c_actions-merge.
ls_merge = decode_merge( it_postdata ).
CREATE OBJECT lo_merge
EXPORTING
io_repo = mo_repo
iv_source = ls_merge-source
iv_target = ls_merge-target.
ei_page = lo_merge.
ev_state = zcl_abapgit_gui=>c_event_state-new_page.
WHEN OTHERS.
super->zif_abapgit_gui_event_handler~on_event(
EXPORTING
iv_action = iv_action
iv_getdata = iv_getdata
it_postdata = it_postdata
IMPORTING
ei_page = ei_page
ev_state = ev_state ).
ENDCASE.
ENDMETHOD.
ENDCLASS.
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