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Merge pull request #659 from ericcornelissen/fuzzy-search

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Add fuzzy search
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Johan Fagerberg 2017-11-02 00:36:11 +01:00 committed by GitHub
commit 04d9c945cc
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1 changed files with 43 additions and 8 deletions
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51
index.html
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@ -597,16 +597,51 @@
function search(value) { function search(value) {
var hiddenCounter = 0, var hiddenCounter = 0,
value = normalizeSearchTerm(value); query = normalizeSearchTerm(value);
icons.forEach(function(e, i) { icons.map(function(icon, iconIndex) {
if (e.indexOf(value) > -1) { var letters = query.split(''),
$icons[i].classList.remove('hidden'); indexes = [],
} else { index = 0;
hiddenCounter++;
$icons[i].classList.add('hidden'); if (icon === query) {
return {element: $icons[iconIndex], score: 1};
} }
})
for (var i = 0; i < letters.length; i++) {
var letter = letters[i];
index = icon.indexOf(letter, index);
if (index === -1) {
$icons[iconIndex].classList.add('hidden');
return null;
}
indexes.push(index);
index++;
}
return {
element: $icons[iconIndex],
score: indexes.reduce(function(a, b) {
return a + b;
}, 2)
};
}).filter(function(item) {
return item !== null;
}).sort(function(a, b) {
return a.score - b.score;
}).forEach(function(item, index) {
item.element.classList.remove('hidden');
if (query !== '') {
// Order according to relevance (i.e. score) if there is a query
item.element.style.order = index;
} else {
// Use color-based order if there is no query
item.element.style.removeProperty('order');
}
});
$grid.classList.toggle('search__empty', hiddenCounter == icons.length); $grid.classList.toggle('search__empty', hiddenCounter == icons.length);
} }