mirrors/v
1
0
Fork 0
mirror of https://github.com/vlang/v.git synced 2025-09-14 23:12:33 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions 12

vdoc: implement advanced search (beta) (#7630)

Browse source
This commit is contained in:
Daniel Däschle 2020-12-29 12:51:24 +01:00 • committed by GitHub
parent 34c89258a4
commit d69993a40e
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 346 additions and 67 deletions
Download patch file Download diff file Expand all files Collapse all files

132
cmd/tools/vdoc/resources/doc.js
View file

@ -80,29 +80,114 @@ function setupDarkMode() {
function setupSearch() {
var searchInput = document.getElementById('search');
searchInput.addEventListener('input', function(e) {
var onInputChange = debounce(function(e) {
var searchValue = e.target.value.toLowerCase();
var menuItems = document.querySelectorAll('.content > ul > li');
for (var i = 0; i < menuItems.length; i++) {
var menuItem = menuItems[i];
var links = menuItem.querySelectorAll('a');
var hasResult = false;
for (var li = 0; li < links.length; li++) {
var link = links[li];
if (!searchValue || link.text.toLowerCase().indexOf(searchValue) !== -1) {
hasResult = true;
}
if (li > 0) {
if (!searchValue || link.text.toLowerCase().indexOf(searchValue) !== -1) {
link.style.display = '';
} else {
link.style.display = 'none';
}
var menu = document.querySelector('.doc-nav > .content');
var search = document.querySelector('.doc-nav > .search');
if (searchValue === '') {
// reset to default
menu.style.display = '';
search.style.display = '';
} else if (searchValue.length > 2) {
// search for less than 3 characters can display too much results
search.innerHTML = '';
menu.style.display = 'none';
search.style.display = 'block';
// cache length for performance
var foundModule = false;
var searchModuleIndexLength = searchModuleIndex.length;
var ul = document.createElement('ul');
search.appendChild(ul);
for (var i = 0; i < searchModuleIndexLength; i++) {
// no toLowerCase needed because modules are always lowercase
var title = searchModuleIndex[i];
if (title.indexOf(searchValue) === -1) {
continue
}
foundModule = true;
// [description, link]
var data = searchModuleData[i];
var description = data[0];
var link = data[1];
var el = createSearchResult({
link: link,
title: title,
description: description,
badge: 'module',
});
ul.appendChild(el);
}
if (foundModule) {
var hr = document.createElement('hr');
hr.classList.add('separator');
search.appendChild(hr);
}
var searchIndexLength = searchIndex.length;
var results = [];
for (var i = 0; i < searchIndexLength; i++) {
var title = searchIndex[i].toLowerCase();
if (title.indexOf(searchValue) === -1) {
continue
}
// [badge, description, link]
var data = searchData[i];
var badge = data[0];
var description = data[1];
var link = data[2];
var prefix = data[3];
results.push({
badge: badge,
description: description,
link: link,
title: prefix + ' ' + title,
});
}
results.sort(function(a, b) {
if (a.title < b.title) {
return -1;
}
if (a.title > b.title) {
return 1;
}
return 0;
});
var ul = document.createElement('ul');
search.appendChild(ul);
for (var i = 0; i < results.length; i++) {
var result = results[i];
var el = createSearchResult(result);
ul.appendChild(el);
}
menuItem.style.display = !searchValue || hasResult ? '' : 'none';
}
});
searchInput.addEventListener('input', onInputChange);
}
function createSearchResult(data) {
var li = document.createElement('li');
li.classList.add('result');
var a = document.createElement('a');
a.href = data.link;
a.classList.add('link');
li.appendChild(a);
var defintion = document.createElement('div');
defintion.classList.add('definition');
a.appendChild(defintion);
if (data.description) {
var description = document.createElement('div');
description.classList.add('description');
description.textContent = data.description;
a.appendChild(description);
}
var title = document.createElement('span');
title.classList.add('title');
title.textContent = data.title;
defintion.appendChild(title);
var badge = document.createElement('badge');
badge.classList.add('badge');
badge.textContent = data.badge;
defintion.appendChild(badge);
return li;
}
function setupCollapse() {
@ -115,3 +200,14 @@ function setupCollapse() {
});
}
}
function debounce(func, timeout) {
var timer;
return (...args) => {
const next = () => func(...args);
if (timer) {
clearTimeout(timer);
}
timer = setTimeout(next, timeout > 0 ? timeout : 300);
}
}