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import $ from 'jquery';
import {htmlEscape} from 'escape-goat';
import {initMarkupContent} from '../markup/content.js';
import {createCodeEditor} from './codeeditor.js';
const {csrfToken} = window.config;
let previewFileModes;
function initEditPreviewTab($form) {
const $tabMenu = $form.find('.tabular.menu');
$tabMenu.find('.item').tab();
const $previewTab = $tabMenu.find(`.item[data-tab="${$tabMenu.data('preview')}"]`);
if ($previewTab.length) {
previewFileModes = $previewTab.data('preview-file-modes').split(',');
$previewTab.on('click', function () {
const $this = $(this);
let context = `${$this.data('context')}/`;
const mode = $this.data('markdown-mode') || 'comment';
const treePathEl = $form.find('input#tree_path');
if (treePathEl.length > 0) {
context += treePathEl.val();
}
context = context.substring(0, context.lastIndexOf('/'));
$.post($this.data('url'), {
_csrf: csrfToken,
mode,
context,
text: $form.find(`.tab[data-tab="${$tabMenu.data('write')}"] textarea`).val(),
}, (data) => {
const $previewPanel = $form.find(`.tab[data-tab="${$tabMenu.data('preview')}"]`);
$previewPanel.html(data);
initMarkupContent();
});
});
}
}
function initEditDiffTab($form) {
const $tabMenu = $form.find('.tabular.menu');
$tabMenu.find('.item').tab();
$tabMenu.find(`.item[data-tab="${$tabMenu.data('diff')}"]`).on('click', function () {
const $this = $(this);
$.post($this.data('url'), {
_csrf: csrfToken,
context: $this.data('context'),
content: $form.find(`.tab[data-tab="${$tabMenu.data('write')}"] textarea`).val(),
}, (data) => {
const $diffPreviewPanel = $form.find(`.tab[data-tab="${$tabMenu.data('diff')}"]`);
$diffPreviewPanel.html(data);
});
});
}
function initEditorForm() {
if ($('.repository .edit.form').length === 0) {
return;
}
initEditPreviewTab($('.repository .edit.form'));
initEditDiffTab($('.repository .edit.form'));
}
function getCursorPosition($e) {
const el = $e.get(0);
let pos = 0;
if ('selectionStart' in el) {
pos = el.selectionStart;
} else if ('selection' in document) {
el.focus();
const Sel = document.selection.createRange();
const SelLength = document.selection.createRange().text.length;
Sel.moveStart('character', -el.value.length);
pos = Sel.text.length - SelLength;
}
return pos;
}
export function initRepoEditor() {
initEditorForm();
$('.js-quick-pull-choice-option').on('change', function () {
if ($(this).val() === 'commit-to-new-branch') {
$('.quick-pull-branch-name').show();
$('.quick-pull-branch-name input').prop('required', true);
} else {
$('.quick-pull-branch-name').hide();
$('.quick-pull-branch-name input').prop('required', false);
}
$('#commit-button').text($(this).attr('button_text'));
});
const $editFilename = $('#file-name');
$editFilename.on('keyup', function (e) {
const $section = $('.breadcrumb span.section');
const $divider = $('.breadcrumb div.divider');
let value;
let parts;
if (e.keyCode === 8 && getCursorPosition($(this)) === 0 && $section.length > 0) {
value = $section.last().find('a').text();
$(this).val(value + $(this).val());
$(this)[0].setSelectionRange(value.length, value.length);
$section.last().remove();
$divider.last().remove();
}
if (e.keyCode === 191) {
parts = $(this).val().split('/');
for (let i = 0; i < parts.length; ++i) {
value = parts[i];
if (i < parts.length - 1) {
if (value.length) {
$(`<span class="section"><a href="#">${htmlEscape(value)}</a></span>`).insertBefore($(this));
$('<div class="divider"> / </div>').insertBefore($(this));
}
} else {
$(this).val(value);
}
$(this)[0].setSelectionRange(0, 0);
}
}
parts = [];
$('.breadcrumb span.section').each(function () {
const element = $(this);
if (element.find('a').length) {
parts.push(element.find('a').text());
} else {
parts.push(element.text());
}
});
if ($(this).val()) parts.push($(this).val());
$('#tree_path').val(parts.join('/'));
}).trigger('keyup');
const $editArea = $('.repository.editor textarea#edit_area');
if (!$editArea.length) return;
(async () => {
const editor = await createCodeEditor($editArea[0], $editFilename[0], previewFileModes);
// Using events from https://github.com/codedance/jquery.AreYouSure#advanced-usage
// to enable or disable the commit button
const $commitButton = $('#commit-button');
const $editForm = $('.ui.edit.form');
const dirtyFileClass = 'dirty-file';
// Disabling the button at the start
if ($('input[name="page_has_posted"]').val() !== 'true') {
$commitButton.prop('disabled', true);
}
// Registering a custom listener for the file path and the file content
$editForm.areYouSure({
silent: true,
dirtyClass: dirtyFileClass,
fieldSelector: ':input:not(.commit-form-wrapper :input)',
change() {
const dirty = $(this).hasClass(dirtyFileClass);
$commitButton.prop('disabled', !dirty);
},
});
// Update the editor from query params, if available,
// only after the dirtyFileClass initialization
const params = new URLSearchParams(window.location.search);
const value = params.get('value');
if (value) {
editor.setValue(value);
}
$commitButton.on('click', (event) => {
// A modal which asks if an empty file should be committed
if ($editArea.val().length === 0) {
$('#edit-empty-content-modal').modal({
onApprove() {
$('.edit.form').trigger('submit');
},
}).modal('show');
event.preventDefault();
}
});
})();
}
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