feat: replace quick search with command palette

This commit is contained in:
2026-05-17 17:24:07 +02:00
parent 3bb44a0810
commit 66edd9c062
3 changed files with 472 additions and 175 deletions

View File

@@ -1,22 +1,39 @@
type QuickSearchResult = {
id?: number;
type CommandPaletteItem = {
id: string;
type: string;
label: string;
subtitle: string;
href: string;
image?: string;
title?: string;
type?: string;
icon?: string;
};
// singleton flag to prevent double init (e.g. htmx swaps)
const searchInitializedKey = Symbol('searchInitialized');
const globalWindow = window as Window & { [searchInitializedKey]?: boolean };
const commandPaletteInitializedKey = Symbol('commandPaletteInitialized');
const globalWindow = window as Window & { [commandPaletteInitializedKey]?: boolean };
let searchTimeout: number | undefined;
const searchInput = document.getElementById('search-input') as HTMLInputElement | null;
const searchDropdown = document.querySelector(
'[data-search-results-container]'
) as HTMLElement | null;
const searchDialog = document.querySelector('[data-search-dialog]') as HTMLElement | null;
const searchOpenButtons = document.querySelectorAll('[data-search-open]');
const searchCloseButtons = document.querySelectorAll('[data-search-close]');
const paletteInput = document.getElementById('command-palette-input') as HTMLInputElement | null;
const paletteResults = document.querySelector('[data-command-palette-results]') as HTMLElement | null;
const paletteDialog = document.querySelector('[data-command-palette-dialog]') as HTMLElement | null;
const paletteRoot = document.querySelector('[data-command-palette-root]') as HTMLElement | null;
const paletteOpenButtons = document.querySelectorAll('[data-command-palette-open]');
const paletteCloseButtons = document.querySelectorAll('[data-command-palette-close]');
const shortcutHints = document.querySelectorAll('[data-command-palette-shortcut]');
let paletteItems: CommandPaletteItem[] = [];
let selectedIndex = 0;
let fetchTimeout: number | undefined;
let lastQuery = '';
const responseCache = new Map<string, CommandPaletteItem[]>();
const iconPaths: Record<string, string> = {
bookmark: 'M19 21l-7-4-7 4V5a2 2 0 0 1 2-2h10a2 2 0 0 1 2 2v16z',
compass: 'M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20z M16.24 7.76l-2.12 6.36-6.36 2.12 2.12-6.36 6.36-2.12z',
play: 'M8 5v14l11-7z',
search: 'M11 19a8 8 0 1 1 5.65-2.35L21 21 M16.65 16.65 21 21',
trending: 'M3 17l6-6 4 4 8-8 M14 7h7v7',
};
const isMac = (): boolean => /Mac|iPhone|iPad|iPod/.test(navigator.platform);
const isSafeImageUrl = (rawUrl?: string): boolean => {
if (!rawUrl || typeof rawUrl !== 'string') {
@@ -25,202 +42,283 @@ const isSafeImageUrl = (rawUrl?: string): boolean => {
try {
const parsed = new URL(rawUrl, window.location.origin);
// block data: URIs and other potentially dangerous protocols
return parsed.protocol === 'https:' || parsed.protocol === 'http:';
} catch {
return false;
}
};
const clearSearchResults = (): void => {
if (!searchDropdown) {
return;
}
const isTypingTarget = (target: EventTarget | null): boolean =>
target instanceof HTMLInputElement ||
target instanceof HTMLTextAreaElement ||
target instanceof HTMLSelectElement ||
(target instanceof HTMLElement && target.isContentEditable);
searchDropdown.replaceChildren();
};
const isOpen = (): boolean => paletteDialog?.classList.contains('flex') ?? false;
const openSearchDialog = (): void => {
if (!searchDialog || !searchInput) {
return;
}
searchDialog.classList.remove('hidden');
searchDialog.classList.add('flex');
searchDialog.setAttribute('aria-hidden', 'false');
searchInput.focus();
};
const closeSearchDialog = (): void => {
if (!searchDialog || !searchInput) {
return;
}
searchDialog.classList.add('hidden');
searchDialog.classList.remove('flex');
searchDialog.setAttribute('aria-hidden', 'true');
searchInput.value = '';
clearSearchResults();
};
const buildSearchResultItem = (result: QuickSearchResult): HTMLAnchorElement => {
const item = document.createElement('a');
item.className =
'flex items-start gap-3 px-3 py-2 text-foreground no-underline hover:bg-surface-hover hover:no-underline';
item.setAttribute('href', '/anime/' + encodeURIComponent(String(result.id || '')));
if (isSafeImageUrl(result.image)) {
const img = document.createElement('img');
img.className = 'aspect-2/3 w-[42px] shrink-0 object-cover bg-background-surface';
img.setAttribute('src', result.image || '');
img.setAttribute('alt', String(result.title || ''));
item.appendChild(img);
} else {
const noImage = document.createElement('div');
noImage.className =
'aspect-2/3 w-[42px] shrink-0 bg-background-surface text-[0] text-transparent';
noImage.textContent = 'no image';
item.appendChild(noImage);
}
const info = document.createElement('div');
info.className = 'grid min-w-0 gap-px';
const itemTitle = document.createElement('div');
itemTitle.className = 'line-clamp-1 text-[0.86rem] leading-[1.3] text-foreground';
itemTitle.textContent = String(result.title || '');
info.appendChild(itemTitle);
const itemType = document.createElement('div');
itemType.className = 'text-[0.67rem] text-foreground-muted';
itemType.textContent = String(result.type || '');
info.appendChild(itemType);
item.appendChild(info);
return item;
};
const renderQuickSearchResults = (query: string, results: QuickSearchResult[]): void => {
if (!searchDropdown) {
return;
}
if (!results || results.length === 0) {
clearSearchResults();
return;
}
const searchResults = document.createElement('div');
searchResults.className = 'grid';
const title = document.createElement('div');
title.className = 'px-3 py-2 text-[0.68rem] text-foreground-muted';
title.textContent = 'Anime';
searchResults.appendChild(title);
results.forEach((result: QuickSearchResult) => {
searchResults.appendChild(buildSearchResultItem(result));
const setShortcutHints = (): void => {
shortcutHints.forEach(hint => {
hint.textContent = isMac() ? '⌘P' : 'Ctrl P';
});
const viewAll = document.createElement('a');
viewAll.className =
'block bg-background-surface px-3 py-2 text-center text-[0.8rem] text-foreground-muted no-underline hover:bg-surface-hover hover:text-foreground hover:no-underline';
viewAll.setAttribute('href', '/browse?q=' + encodeURIComponent(query));
viewAll.textContent = 'Browse all results for ' + query;
searchResults.appendChild(viewAll);
searchDropdown.replaceChildren(searchResults);
};
const fetchAndRenderQuickSearch = (query: string): void => {
fetch('/api/search-quick?q=' + encodeURIComponent(query))
.then((res: Response) => res.json())
.then((results: QuickSearchResult[]) => {
renderQuickSearchResults(query, results);
const clearResults = (): void => {
paletteResults?.replaceChildren();
};
const buildIcon = (item: CommandPaletteItem): HTMLElement => {
if (isSafeImageUrl(item.image)) {
const img = document.createElement('img');
img.className = 'h-11 w-8 shrink-0 bg-background-surface object-cover';
img.src = item.image || '';
img.alt = '';
return img;
}
const icon = document.createElement('div');
icon.className = 'flex h-8 w-8 shrink-0 items-center justify-center text-foreground-muted';
const svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
svg.setAttribute('viewBox', '0 0 24 24');
svg.setAttribute('fill', item.icon === 'play' ? 'currentColor' : 'none');
svg.setAttribute('stroke', 'currentColor');
svg.setAttribute('stroke-width', '1.7');
svg.setAttribute('stroke-linecap', 'round');
svg.setAttribute('stroke-linejoin', 'round');
svg.classList.add('size-5');
const path = document.createElementNS('http://www.w3.org/2000/svg', 'path');
path.setAttribute('d', iconPaths[item.icon || 'search'] || iconPaths.search);
svg.appendChild(path);
icon.appendChild(svg);
return icon;
};
const selectItem = (index: number): void => {
if (!paletteResults || paletteItems.length === 0) {
selectedIndex = 0;
return;
}
selectedIndex = Math.max(0, Math.min(index, paletteItems.length - 1));
paletteResults.querySelectorAll<HTMLElement>('[data-command-palette-item]').forEach((row, i) => {
const selected = i === selectedIndex;
row.classList.toggle('bg-surface-hover', selected);
row.setAttribute('aria-selected', String(selected));
if (selected) {
row.scrollIntoView({ block: 'nearest' });
}
});
};
const runSelectedItem = (): void => {
const item = paletteItems[selectedIndex];
if (!item) {
return;
}
window.location.href = item.href;
};
const buildRow = (item: CommandPaletteItem, index: number): HTMLAnchorElement => {
const row = document.createElement('a');
row.href = item.href;
row.className =
'flex min-h-12 items-center gap-3 px-4 py-2 text-foreground no-underline transition-colors hover:bg-surface-hover hover:no-underline';
row.dataset.commandPaletteItem = item.id;
row.setAttribute('role', 'option');
row.setAttribute('aria-selected', String(index === selectedIndex));
row.addEventListener('mouseenter', () => selectItem(index));
row.appendChild(buildIcon(item));
const copy = document.createElement('div');
copy.className = 'grid min-w-0 flex-1 gap-0.5';
const label = document.createElement('div');
label.className = 'truncate text-sm font-medium text-foreground';
label.textContent = item.label;
copy.appendChild(label);
if (item.subtitle && item.type !== 'navigation') {
const subtitle = document.createElement('div');
subtitle.className = 'truncate text-xs text-foreground-muted';
subtitle.textContent = item.subtitle;
copy.appendChild(subtitle);
}
row.appendChild(copy);
const hint = document.createElement('div');
hint.className = 'hidden text-xs text-foreground-muted sm:block';
hint.textContent = index === selectedIndex ? 'Enter' : '';
row.appendChild(hint);
return row;
};
const renderItems = (items: CommandPaletteItem[]): void => {
if (!paletteResults) {
return;
}
paletteItems = items;
selectedIndex = 0;
if (items.length === 0) {
const empty = document.createElement('div');
empty.className = 'px-4 py-8 text-center text-sm text-foreground-muted';
empty.textContent = 'No commands found';
paletteResults.replaceChildren(empty);
return;
}
const list = document.createElement('div');
list.setAttribute('role', 'listbox');
list.setAttribute('aria-label', 'Command palette results');
items.forEach((item, index) => {
list.appendChild(buildRow(item, index));
});
paletteResults.replaceChildren(list);
selectItem(0);
};
const fetchPaletteItems = (query: string): void => {
lastQuery = query;
const cached = responseCache.get(query);
if (cached) {
renderItems(cached);
return;
}
fetch('/api/command-palette?q=' + encodeURIComponent(query))
.then((res: Response) => {
if (!res.ok) {
return [];
}
return res.json();
})
.then((items: CommandPaletteItem[]) => {
if (query !== lastQuery) {
return;
}
responseCache.set(query, items);
renderItems(items);
})
.catch((err: unknown) => {
console.error('Search error:', err);
console.error('Command palette error:', err);
renderItems([]);
});
};
const onSearchInput = (event: Event): void => {
if (searchTimeout) {
window.clearTimeout(searchTimeout);
const scheduleFetch = (): void => {
if (fetchTimeout) {
window.clearTimeout(fetchTimeout);
}
const target = event.target;
if (!(target instanceof HTMLInputElement)) {
return;
}
const query = target.value.trim();
if (query.length < 2) {
clearSearchResults();
return;
}
searchTimeout = window.setTimeout(() => {
fetchAndRenderQuickSearch(query);
}, 300);
const query = paletteInput?.value.trim() || '';
fetchTimeout = window.setTimeout(() => fetchPaletteItems(query), query.length >= 2 ? 180 : 0);
};
const onSearchBlur = (): void => {
// delay to allow clicking on results before clearing
window.setTimeout(() => {
clearSearchResults();
}, 200);
const openPalette = (): void => {
if (!paletteDialog || !paletteInput) {
return;
}
paletteDialog.classList.remove('hidden');
paletteDialog.classList.add('flex');
paletteDialog.setAttribute('aria-hidden', 'false');
paletteInput.value = '';
paletteInput.focus();
fetchPaletteItems('');
};
const closePalette = (): void => {
if (!paletteDialog || !paletteInput) {
return;
}
paletteDialog.classList.add('hidden');
paletteDialog.classList.remove('flex');
paletteDialog.setAttribute('aria-hidden', 'true');
paletteInput.value = '';
paletteItems = [];
clearResults();
};
const onDocumentClick = (event: MouseEvent): void => {
const target = event.target;
if (!(target instanceof Element)) {
if (event.target === paletteDialog) {
closePalette();
}
};
const onInputKeydown = (event: KeyboardEvent): void => {
if (event.key === 'ArrowDown') {
event.preventDefault();
selectItem(selectedIndex + 1);
return;
}
if (target.matches('[data-search-dialog]')) {
closeSearchDialog();
if (event.key === 'ArrowUp') {
event.preventDefault();
selectItem(selectedIndex - 1);
return;
}
if (event.key === 'Enter') {
event.preventDefault();
runSelectedItem();
}
};
const onDocumentKeydown = (event: KeyboardEvent): void => {
const target = event.target;
const isTyping =
target instanceof HTMLInputElement ||
target instanceof HTMLTextAreaElement ||
target instanceof HTMLSelectElement ||
(target instanceof HTMLElement && target.isContentEditable);
const commandShortcut = event.key.toLowerCase() === 'p' && (event.metaKey || event.ctrlKey);
if (event.key === 'Escape') {
closeSearchDialog();
if (commandShortcut && !isTypingTarget(event.target)) {
event.preventDefault();
if (isOpen()) {
closePalette();
} else {
openPalette();
}
return;
}
if (event.key === '/' && !isTyping) {
if (event.key === '/' && !isTypingTarget(event.target)) {
event.preventDefault();
openSearchDialog();
openPalette();
return;
}
if (event.key === 'Escape' && isOpen()) {
event.preventDefault();
closePalette();
}
};
const initQuickSearch = (): void => {
if (globalWindow[searchInitializedKey]) {
const initCommandPalette = (): void => {
if (globalWindow[commandPaletteInitializedKey]) {
return;
}
globalWindow[searchInitializedKey] = true;
globalWindow[commandPaletteInitializedKey] = true;
if (!searchInput || !searchDropdown) {
if (!paletteInput || !paletteResults || !paletteRoot) {
return;
}
searchOpenButtons.forEach(button => {
button.addEventListener('click', openSearchDialog);
setShortcutHints();
paletteOpenButtons.forEach(button => {
button.addEventListener('click', openPalette);
});
searchCloseButtons.forEach(button => {
button.addEventListener('click', closeSearchDialog);
paletteCloseButtons.forEach(button => {
button.addEventListener('click', closePalette);
});
searchInput.addEventListener('input', onSearchInput);
searchInput.addEventListener('blur', onSearchBlur);
paletteInput.addEventListener('input', scheduleFetch);
paletteInput.addEventListener('keydown', onInputKeydown);
document.addEventListener('click', onDocumentClick);
document.addEventListener('keydown', onDocumentKeydown);
};
initQuickSearch();
initCommandPalette();