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import $ from 'jquery';
import {svg} from '../svg.js';
import {invertFileFolding} from './file-fold.js';
import {createTippy} from '../modules/tippy.js';
import {copyToClipboard} from './clipboard.js';
export const singleAnchorRegex = /^#(L|n)([1-9][0-9]*)$/;
export const rangeAnchorRegex = /^#(L[1-9][0-9]*)-(L[1-9][0-9]*)$/;
function changeHash(hash) {
if (window.history.pushState) {
window.history.pushState(null, null, hash);
} else {
window.location.hash = hash;
}
}
function selectRange($list, $select, $from) {
$list.removeClass('active');
// add hashchange to permalink
const $issue = $('a.ref-in-new-issue');
const $copyPermalink = $('a.copy-line-permalink');
const $viewGitBlame = $('a.view_git_blame');
const updateIssueHref = function (anchor) {
if ($issue.length === 0) {
return;
}
let href = $issue.attr('href');
href = `${href.replace(/%23L\d+$|%23L\d+-L\d+$/, '')}%23${anchor}`;
$issue.attr('href', href);
};
const updateViewGitBlameFragment = function (anchor) {
if ($viewGitBlame.length === 0) {
return;
}
let href = $viewGitBlame.attr('href');
href = `${href.replace(/#L\d+$|#L\d+-L\d+$/, '')}`;
if (anchor.length !== 0) {
href = `${href}#${anchor}`;
}
$viewGitBlame.attr('href', href);
};
const updateCopyPermalinkUrl = function(anchor) {
if ($copyPermalink.length === 0) {
return;
}
let link = $copyPermalink.attr('data-url');
link = `${link.replace(/#L\d+$|#L\d+-L\d+$/, '')}#${anchor}`;
$copyPermalink.attr('data-url', link);
};
if ($from) {
let a = parseInt($select.attr('rel').slice(1));
let b = parseInt($from.attr('rel').slice(1));
let c;
if (a !== b) {
if (a > b) {
c = a;
a = b;
b = c;
}
const classes = [];
for (let i = a; i <= b; i++) {
classes.push(`[rel=L${i}]`);
}
$list.filter(classes.join(',')).addClass('active');
changeHash(`#L${a}-L${b}`);
updateIssueHref(`L${a}-L${b}`);
updateViewGitBlameFragment(`L${a}-L${b}`);
updateCopyPermalinkUrl(`L${a}-L${b}`);
return;
}
}
$select.addClass('active');
changeHash(`#${$select.attr('rel')}`);
updateIssueHref($select.attr('rel'));
updateViewGitBlameFragment($select.attr('rel'));
updateCopyPermalinkUrl($select.attr('rel'));
}
function showLineButton() {
const menu = document.querySelector('.code-line-menu');
if (!menu) return;
// remove all other line buttons
for (const el of document.querySelectorAll('.code-line-button')) {
el.remove();
}
// find active row and add button
const tr = document.querySelector('.code-view td.lines-code.active').closest('tr');
const td = tr.querySelector('td');
const btn = document.createElement('button');
btn.classList.add('code-line-button');
btn.innerHTML = svg('octicon-kebab-horizontal');
td.prepend(btn);
// put a copy of the menu back into DOM for the next click
btn.closest('.code-view').appendChild(menu.cloneNode(true));
createTippy(btn, {
trigger: 'click',
content: menu,
placement: 'right-start',
role: 'menu',
interactive: 'true',
});
}
export function initRepoCodeView() {
if ($('.code-view .lines-num').length > 0) {
$(document).on('click', '.lines-num span', function (e) {
const $select = $(this);
let $list;
if ($('div.blame').length) {
$list = $('.code-view td.lines-code.blame-code');
} else {
$list = $('.code-view td.lines-code');
}
selectRange($list, $list.filter(`[rel=${$select.attr('id')}]`), (e.shiftKey ? $list.filter('.active').eq(0) : null));
if (window.getSelection) {
window.getSelection().removeAllRanges();
} else {
document.selection.empty();
}
// show code view menu marker (don't show in blame page)
if ($('div.blame').length === 0) {
showLineButton();
}
});
$(window).on('hashchange', () => {
let m = window.location.hash.match(rangeAnchorRegex);
let $list;
if ($('div.blame').length) {
$list = $('.code-view td.lines-code.blame-code');
} else {
$list = $('.code-view td.lines-code');
}
let $first;
if (m) {
$first = $list.filter(`[rel=${m[1]}]`);
if ($first.length) {
selectRange($list, $first, $list.filter(`[rel=${m[2]}]`));
// show code view menu marker (don't show in blame page)
if ($('div.blame').length === 0) {
showLineButton();
}
$('html, body').scrollTop($first.offset().top - 200);
return;
}
}
m = window.location.hash.match(singleAnchorRegex);
if (m) {
$first = $list.filter(`[rel=L${m[2]}]`);
if ($first.length) {
selectRange($list, $first);
// show code view menu marker (don't show in blame page)
if ($('div.blame').length === 0) {
showLineButton();
}
$('html, body').scrollTop($first.offset().top - 200);
}
}
}).trigger('hashchange');
}
$(document).on('click', '.fold-file', ({currentTarget}) => {
invertFileFolding(currentTarget.closest('.file-content'), currentTarget);
});
$(document).on('click', '.blob-excerpt', async ({currentTarget}) => {
const url = currentTarget.getAttribute('data-url');
const query = currentTarget.getAttribute('data-query');
const anchor = currentTarget.getAttribute('data-anchor');
if (!url) return;
const blob = await $.get(`${url}?${query}&anchor=${anchor}`);
currentTarget.closest('tr').outerHTML = blob;
});
$(document).on('click', '.copy-line-permalink', async (e) => {
const success = await copyToClipboard(e.currentTarget.getAttribute('data-url'));
if (!success) return;
document.querySelector('.code-line-button')?._tippy?.hide();
});
}
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