mirror of
https://github.com/snachodog/just-the-docs.git
synced 2025-04-08 04:51:23 -06:00
Improved search responsiveness for many results
This commit is contained in:
parent
0421ab7f82
commit
16628f2b8e
@ -118,6 +118,7 @@ function searchLoaded(index, docs) {
|
||||
var searchResults = document.getElementById('search-results');
|
||||
var mainHeader = document.getElementById('main-header');
|
||||
var currentInput;
|
||||
var currentSearchIndex = 0;
|
||||
|
||||
function showSearch() {
|
||||
document.documentElement.classList.add('search-active');
|
||||
@ -128,6 +129,8 @@ function searchLoaded(index, docs) {
|
||||
}
|
||||
|
||||
function update() {
|
||||
currentSearchIndex++;
|
||||
|
||||
var input = searchInput.value;
|
||||
if (input === '') {
|
||||
hideSearch();
|
||||
@ -180,161 +183,177 @@ function searchLoaded(index, docs) {
|
||||
resultsList.classList.add('search-results-list');
|
||||
searchResults.appendChild(resultsList);
|
||||
|
||||
for (var i in results) {
|
||||
var result = results[i];
|
||||
var doc = docs[result.ref];
|
||||
addResults(resultsList, results, 0, 10, 100, currentSearchIndex);
|
||||
}
|
||||
|
||||
var resultsListItem = document.createElement('li');
|
||||
resultsListItem.classList.add('search-results-list-item');
|
||||
resultsList.appendChild(resultsListItem);
|
||||
|
||||
var resultLink = document.createElement('a');
|
||||
resultLink.classList.add('search-result');
|
||||
resultLink.setAttribute('href', doc.url);
|
||||
resultsListItem.appendChild(resultLink);
|
||||
|
||||
var resultTitle = document.createElement('div');
|
||||
resultTitle.classList.add('search-result-title');
|
||||
resultLink.appendChild(resultTitle);
|
||||
|
||||
var resultDoc = document.createElement('div');
|
||||
resultDoc.classList.add('search-result-doc');
|
||||
resultDoc.innerHTML = '<svg viewBox="0 0 24 24" class="search-result-icon"><use xlink:href="#svg-doc"></use></svg>';
|
||||
resultTitle.appendChild(resultDoc);
|
||||
|
||||
var resultDocTitle = document.createElement('div');
|
||||
resultDocTitle.classList.add('search-result-doc-title');
|
||||
resultDocTitle.innerHTML = doc.doc;
|
||||
resultDoc.appendChild(resultDocTitle);
|
||||
var resultDocOrSection = resultDocTitle;
|
||||
|
||||
if (doc.doc != doc.title) {
|
||||
resultDoc.classList.add('search-result-doc-parent');
|
||||
var resultSection = document.createElement('div');
|
||||
resultSection.classList.add('search-result-section');
|
||||
resultSection.innerHTML = doc.title;
|
||||
resultTitle.appendChild(resultSection);
|
||||
resultDocOrSection = resultSection;
|
||||
}
|
||||
|
||||
var metadata = result.matchData.metadata;
|
||||
var titlePositions = [];
|
||||
var contentPositions = [];
|
||||
for (var j in metadata) {
|
||||
var meta = metadata[j];
|
||||
if (meta.title) {
|
||||
var positions = meta.title.position;
|
||||
for (var k in positions) {
|
||||
titlePositions.push(positions[k]);
|
||||
}
|
||||
}
|
||||
if (meta.content) {
|
||||
var positions = meta.content.position;
|
||||
for (var k in positions) {
|
||||
var position = positions[k];
|
||||
var previewStart = position[0];
|
||||
var previewEnd = position[0] + position[1];
|
||||
var ellipsesBefore = true;
|
||||
var ellipsesAfter = true;
|
||||
for (var k = 0; k < {{ site.search.preview_words_before | default: 5 }}; k++) {
|
||||
var nextSpace = doc.content.lastIndexOf(' ', previewStart - 2);
|
||||
var nextDot = doc.content.lastIndexOf('. ', previewStart - 2);
|
||||
if ((nextDot >= 0) && (nextDot > nextSpace)) {
|
||||
previewStart = nextDot + 1;
|
||||
ellipsesBefore = false;
|
||||
break;
|
||||
}
|
||||
if (nextSpace < 0) {
|
||||
previewStart = 0;
|
||||
ellipsesBefore = false;
|
||||
break;
|
||||
}
|
||||
previewStart = nextSpace + 1;
|
||||
}
|
||||
for (var k = 0; k < {{ site.search.preview_words_after | default: 10 }}; k++) {
|
||||
var nextSpace = doc.content.indexOf(' ', previewEnd + 1);
|
||||
var nextDot = doc.content.indexOf('. ', previewEnd + 1);
|
||||
if ((nextDot >= 0) && (nextDot < nextSpace)) {
|
||||
previewEnd = nextDot;
|
||||
ellipsesAfter = false;
|
||||
break;
|
||||
}
|
||||
if (nextSpace < 0) {
|
||||
previewEnd = doc.content.length;
|
||||
ellipsesAfter = false;
|
||||
break;
|
||||
}
|
||||
previewEnd = nextSpace;
|
||||
}
|
||||
contentPositions.push({
|
||||
highlight: position,
|
||||
previewStart: previewStart, previewEnd: previewEnd,
|
||||
ellipsesBefore: ellipsesBefore, ellipsesAfter: ellipsesAfter
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (titlePositions.length > 0) {
|
||||
titlePositions.sort(function(p1, p2){ return p1[0] - p2[0] });
|
||||
resultDocOrSection.innerHTML = '';
|
||||
addHighlightedText(resultDocOrSection, doc.title, 0, doc.title.length, titlePositions);
|
||||
}
|
||||
|
||||
if (contentPositions.length > 0) {
|
||||
contentPositions.sort(function(p1, p2){ return p1.highlight[0] - p2.highlight[0] });
|
||||
var contentPosition = contentPositions[0];
|
||||
var previewPosition = {
|
||||
highlight: [contentPosition.highlight],
|
||||
previewStart: contentPosition.previewStart, previewEnd: contentPosition.previewEnd,
|
||||
ellipsesBefore: contentPosition.ellipsesBefore, ellipsesAfter: contentPosition.ellipsesAfter
|
||||
};
|
||||
var previewPositions = [previewPosition];
|
||||
for (var j = 1; j < contentPositions.length; j++) {
|
||||
contentPosition = contentPositions[j];
|
||||
if (previewPosition.previewEnd < contentPosition.previewStart) {
|
||||
previewPosition = {
|
||||
highlight: [contentPosition.highlight],
|
||||
previewStart: contentPosition.previewStart, previewEnd: contentPosition.previewEnd,
|
||||
ellipsesBefore: contentPosition.ellipsesBefore, ellipsesAfter: contentPosition.ellipsesAfter
|
||||
}
|
||||
previewPositions.push(previewPosition);
|
||||
} else {
|
||||
previewPosition.highlight.push(contentPosition.highlight);
|
||||
previewPosition.previewEnd = contentPosition.previewEnd;
|
||||
previewPosition.ellipsesAfter = contentPosition.ellipsesAfter;
|
||||
}
|
||||
}
|
||||
|
||||
var resultPreviews = document.createElement('div');
|
||||
resultPreviews.classList.add('search-result-previews');
|
||||
resultLink.appendChild(resultPreviews);
|
||||
|
||||
var content = doc.content;
|
||||
for (var j = 0; j < Math.min(previewPositions.length, {{ site.search.previews | default: 3 }}); j++) {
|
||||
var position = previewPositions[j];
|
||||
|
||||
var resultPreview = document.createElement('div');
|
||||
resultPreview.classList.add('search-result-preview');
|
||||
resultPreviews.appendChild(resultPreview);
|
||||
|
||||
if (position.ellipsesBefore) {
|
||||
resultPreview.appendChild(document.createTextNode('... '));
|
||||
}
|
||||
addHighlightedText(resultPreview, content, position.previewStart, position.previewEnd, position.highlight);
|
||||
if (position.ellipsesAfter) {
|
||||
resultPreview.appendChild(document.createTextNode(' ...'));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
{%- if site.search.rel_url != false %}
|
||||
var resultRelUrl = document.createElement('span');
|
||||
resultRelUrl.classList.add('search-result-rel-url');
|
||||
resultRelUrl.innerText = doc.relUrl;
|
||||
resultTitle.appendChild(resultRelUrl);
|
||||
{%- endif %}
|
||||
function addResults(resultsList, results, start, batchSize, batchMillis, searchIndex) {
|
||||
if (searchIndex != currentSearchIndex) {
|
||||
return;
|
||||
}
|
||||
for (var i = start; i < (start + batchSize); i++) {
|
||||
if (i == results.length) {
|
||||
return;
|
||||
}
|
||||
addResult(resultsList, results[i]);
|
||||
}
|
||||
setTimeout(function() {
|
||||
addResults(resultsList, results, start + batchSize, batchSize, batchMillis, searchIndex);
|
||||
}, batchMillis);
|
||||
}
|
||||
|
||||
function addResult(resultsList, result) {
|
||||
var doc = docs[result.ref];
|
||||
|
||||
var resultsListItem = document.createElement('li');
|
||||
resultsListItem.classList.add('search-results-list-item');
|
||||
resultsList.appendChild(resultsListItem);
|
||||
|
||||
var resultLink = document.createElement('a');
|
||||
resultLink.classList.add('search-result');
|
||||
resultLink.setAttribute('href', doc.url);
|
||||
resultsListItem.appendChild(resultLink);
|
||||
|
||||
var resultTitle = document.createElement('div');
|
||||
resultTitle.classList.add('search-result-title');
|
||||
resultLink.appendChild(resultTitle);
|
||||
|
||||
var resultDoc = document.createElement('div');
|
||||
resultDoc.classList.add('search-result-doc');
|
||||
resultDoc.innerHTML = '<svg viewBox="0 0 24 24" class="search-result-icon"><use xlink:href="#svg-doc"></use></svg>';
|
||||
resultTitle.appendChild(resultDoc);
|
||||
|
||||
var resultDocTitle = document.createElement('div');
|
||||
resultDocTitle.classList.add('search-result-doc-title');
|
||||
resultDocTitle.innerHTML = doc.doc;
|
||||
resultDoc.appendChild(resultDocTitle);
|
||||
var resultDocOrSection = resultDocTitle;
|
||||
|
||||
if (doc.doc != doc.title) {
|
||||
resultDoc.classList.add('search-result-doc-parent');
|
||||
var resultSection = document.createElement('div');
|
||||
resultSection.classList.add('search-result-section');
|
||||
resultSection.innerHTML = doc.title;
|
||||
resultTitle.appendChild(resultSection);
|
||||
resultDocOrSection = resultSection;
|
||||
}
|
||||
|
||||
var metadata = result.matchData.metadata;
|
||||
var titlePositions = [];
|
||||
var contentPositions = [];
|
||||
for (var j in metadata) {
|
||||
var meta = metadata[j];
|
||||
if (meta.title) {
|
||||
var positions = meta.title.position;
|
||||
for (var k in positions) {
|
||||
titlePositions.push(positions[k]);
|
||||
}
|
||||
}
|
||||
if (meta.content) {
|
||||
var positions = meta.content.position;
|
||||
for (var k in positions) {
|
||||
var position = positions[k];
|
||||
var previewStart = position[0];
|
||||
var previewEnd = position[0] + position[1];
|
||||
var ellipsesBefore = true;
|
||||
var ellipsesAfter = true;
|
||||
for (var k = 0; k < {{ site.search.preview_words_before | default: 5 }}; k++) {
|
||||
var nextSpace = doc.content.lastIndexOf(' ', previewStart - 2);
|
||||
var nextDot = doc.content.lastIndexOf('. ', previewStart - 2);
|
||||
if ((nextDot >= 0) && (nextDot > nextSpace)) {
|
||||
previewStart = nextDot + 1;
|
||||
ellipsesBefore = false;
|
||||
break;
|
||||
}
|
||||
if (nextSpace < 0) {
|
||||
previewStart = 0;
|
||||
ellipsesBefore = false;
|
||||
break;
|
||||
}
|
||||
previewStart = nextSpace + 1;
|
||||
}
|
||||
for (var k = 0; k < {{ site.search.preview_words_after | default: 10 }}; k++) {
|
||||
var nextSpace = doc.content.indexOf(' ', previewEnd + 1);
|
||||
var nextDot = doc.content.indexOf('. ', previewEnd + 1);
|
||||
if ((nextDot >= 0) && (nextDot < nextSpace)) {
|
||||
previewEnd = nextDot;
|
||||
ellipsesAfter = false;
|
||||
break;
|
||||
}
|
||||
if (nextSpace < 0) {
|
||||
previewEnd = doc.content.length;
|
||||
ellipsesAfter = false;
|
||||
break;
|
||||
}
|
||||
previewEnd = nextSpace;
|
||||
}
|
||||
contentPositions.push({
|
||||
highlight: position,
|
||||
previewStart: previewStart, previewEnd: previewEnd,
|
||||
ellipsesBefore: ellipsesBefore, ellipsesAfter: ellipsesAfter
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (titlePositions.length > 0) {
|
||||
titlePositions.sort(function(p1, p2){ return p1[0] - p2[0] });
|
||||
resultDocOrSection.innerHTML = '';
|
||||
addHighlightedText(resultDocOrSection, doc.title, 0, doc.title.length, titlePositions);
|
||||
}
|
||||
|
||||
if (contentPositions.length > 0) {
|
||||
contentPositions.sort(function(p1, p2){ return p1.highlight[0] - p2.highlight[0] });
|
||||
var contentPosition = contentPositions[0];
|
||||
var previewPosition = {
|
||||
highlight: [contentPosition.highlight],
|
||||
previewStart: contentPosition.previewStart, previewEnd: contentPosition.previewEnd,
|
||||
ellipsesBefore: contentPosition.ellipsesBefore, ellipsesAfter: contentPosition.ellipsesAfter
|
||||
};
|
||||
var previewPositions = [previewPosition];
|
||||
for (var j = 1; j < contentPositions.length; j++) {
|
||||
contentPosition = contentPositions[j];
|
||||
if (previewPosition.previewEnd < contentPosition.previewStart) {
|
||||
previewPosition = {
|
||||
highlight: [contentPosition.highlight],
|
||||
previewStart: contentPosition.previewStart, previewEnd: contentPosition.previewEnd,
|
||||
ellipsesBefore: contentPosition.ellipsesBefore, ellipsesAfter: contentPosition.ellipsesAfter
|
||||
}
|
||||
previewPositions.push(previewPosition);
|
||||
} else {
|
||||
previewPosition.highlight.push(contentPosition.highlight);
|
||||
previewPosition.previewEnd = contentPosition.previewEnd;
|
||||
previewPosition.ellipsesAfter = contentPosition.ellipsesAfter;
|
||||
}
|
||||
}
|
||||
|
||||
var resultPreviews = document.createElement('div');
|
||||
resultPreviews.classList.add('search-result-previews');
|
||||
resultLink.appendChild(resultPreviews);
|
||||
|
||||
var content = doc.content;
|
||||
for (var j = 0; j < Math.min(previewPositions.length, {{ site.search.previews | default: 3 }}); j++) {
|
||||
var position = previewPositions[j];
|
||||
|
||||
var resultPreview = document.createElement('div');
|
||||
resultPreview.classList.add('search-result-preview');
|
||||
resultPreviews.appendChild(resultPreview);
|
||||
|
||||
if (position.ellipsesBefore) {
|
||||
resultPreview.appendChild(document.createTextNode('... '));
|
||||
}
|
||||
addHighlightedText(resultPreview, content, position.previewStart, position.previewEnd, position.highlight);
|
||||
if (position.ellipsesAfter) {
|
||||
resultPreview.appendChild(document.createTextNode(' ...'));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
{%- if site.search.rel_url != false %}
|
||||
var resultRelUrl = document.createElement('span');
|
||||
resultRelUrl.classList.add('search-result-rel-url');
|
||||
resultRelUrl.innerText = doc.relUrl;
|
||||
resultTitle.appendChild(resultRelUrl);
|
||||
{%- endif %}
|
||||
}
|
||||
|
||||
function addHighlightedText(parent, text, start, end, positions) {
|
||||
|
Loading…
x
Reference in New Issue
Block a user