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Autocomplete fallback (#215)

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* autocomplete: fallback to fetch if local returns no results

* fix: don't show autocomplete if by the time fetch is complete value had already changed

* autocomplete tag controller: lower images count req from 4 to 1
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mdashlw 2024-03-24 18:38:23 +03:00 committed by GitHub
parent f5642d1d39
commit 921ad0c59a
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2 changed files with 11 additions and 4 deletions
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13
assets/js/autocomplete.js
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@ -134,16 +134,19 @@ function listenAutocomplete() {
document.addEventListener('input', event => { document.addEventListener('input', event => {
removeParent(); removeParent();
fetchLocalAutocomplete(event); fetchLocalAutocomplete(event);
window.clearTimeout(timeout);
if (localAc !== null && 'ac' in event.target.dataset) { if (localAc !== null && 'ac' in event.target.dataset) {
inputField = event.target; inputField = event.target;
originalTerm = `${inputField.value}`.toLowerCase(); originalTerm = `${inputField.value}`.toLowerCase();
const suggestions = localAc.topK(originalTerm, 5).map(({ name, imageCount }) => ({ label: `${name} (${imageCount})`, value: name })); const suggestions = localAc.topK(originalTerm, 5).map(({ name, imageCount }) => ({ label: `${name} (${imageCount})`, value: name }));
return showAutocomplete(suggestions, originalTerm, event.target);
if (suggestions.length) {
return showAutocomplete(suggestions, originalTerm, event.target);
}
} }
window.clearTimeout(timeout);
// Use a timeout to delay requests until the user has stopped typing // Use a timeout to delay requests until the user has stopped typing
timeout = window.setTimeout(() => { timeout = window.setTimeout(() => {
inputField = event.target; inputField = event.target;
@ -158,7 +161,11 @@ function listenAutocomplete() {
} }
else { else {
// inputField could get overwritten while the suggestions are being fetched - use event.target // inputField could get overwritten while the suggestions are being fetched - use event.target
getSuggestions(fetchedTerm).then(suggestions => showAutocomplete(suggestions, fetchedTerm, event.target)); getSuggestions(fetchedTerm).then(suggestions => {
if (fetchedTerm === event.target.value) {
showAutocomplete(suggestions, fetchedTerm, event.target);
}
});
} }
} }
}, 300); }, 300);

2
lib/philomena_web/controllers/autocomplete/tag_controller.ex
View file

@ -30,7 +30,7 @@ defmodule PhilomenaWeb.Autocomplete.TagController do
|> Elasticsearch.search_records(preload(Tag, :aliased_tag)) |> Elasticsearch.search_records(preload(Tag, :aliased_tag))
|> Enum.map(&(&1.aliased_tag || &1)) |> Enum.map(&(&1.aliased_tag || &1))
|> Enum.uniq_by(& &1.id) |> Enum.uniq_by(& &1.id)
|> Enum.filter(&(&1.images_count > 3)) |> Enum.filter(&(&1.images_count > 0))
|> Enum.sort_by(&(-&1.images_count)) |> Enum.sort_by(&(-&1.images_count))
|> Enum.take(5) |> Enum.take(5)
|> Enum.map(&%{label: "#{&1.name} (#{&1.images_count})", value: &1.name}) |> Enum.map(&%{label: "#{&1.name} (#{&1.images_count})", value: &1.name})