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let _onChange = () => {};
let _debounceTimer = null;
let _helpTimer = null;
export function initSearch({ onChange, input, clearBtn }) {
_onChange = onChange;
if (!input) return;
input.addEventListener('keydown', (e) => {
if (e.key === 'Escape') {
input.value = '';
input.blur();
trigger('');
}
});
input.addEventListener('input', () => {
clearTimeout(_debounceTimer);
_debounceTimer = setTimeout(() => trigger(input.value.trim()), 300);
});
input.addEventListener('blur', () => {
hideSearchHelp();
});
if (clearBtn) {
clearBtn.addEventListener('click', () => {
input.value = '';
input.focus();
trigger('');
});
}
}
export function focusSearch() {
const input = document.getElementById('search-input');
if (input) {
input.focus();
input.select();
}
}
export function trigger(query) {
clearTimeout(_debounceTimer);
_onChange(query);
}
/**
* Parse a raw search string into structured filters and free-text search.
*
* Supported syntax:
* min:30 – minimum duration in minutes
* max:55 – maximum duration in minutes
* tag:a,b – comma-separated tag names
* like:1 – only favorited items
* type:video – media type (video | audio)
* sort:name – sort order (name | date | duration | play_count | random)
* minsize:10 – minimum file size in MB
* maxsize:500 – maximum file size in MB
*
* Anything that does not match key:value becomes free-text search.
*/
export function parseQuery(raw) {
const filters = {
type: '',
favorites: false,
tags: '',
sort: '',
minDuration: '',
maxDuration: '',
minFileSize: '',
maxFileSize: '',
search: '',
};
const tokens = [];
// Split by whitespace while respecting double-quoted strings.
const parts = raw.match(/(".*?"|\S+)/g) || [];
for (const part of parts) {
const m = part.match(/^([a-zA-Z_]+):(.+)$/);
if (m) {
const key = m[1].toLowerCase();
let value = m[2];
if (value.startsWith('"') && value.endsWith('"')) {
value = value.slice(1, -1);
}
switch (key) {
case 'min':
filters.minDuration = value;
break;
case 'max':
filters.maxDuration = value;
break;
case 'tag':
filters.tags = value;
break;
case 'like':
filters.favorites = ['1', 'true', 'yes'].includes(value);
break;
case 'type':
filters.type = value;
break;
case 'sort':
filters.sort = value;
break;
case 'minsize':
filters.minFileSize = value;
break;
case 'maxsize':
filters.maxFileSize = value;
break;
default:
tokens.push(part);
break;
}
} else {
tokens.push(part);
}
}
filters.search = tokens.join(' ').trim();
return filters;
}
export function showSearchHelp() {
const el = document.getElementById('search-help');
if (!el) return;
if (el.classList.contains('hidden')) {
el.classList.remove('hidden');
clearTimeout(_helpTimer);
_helpTimer = setTimeout(() => el.classList.add('hidden'), 5000);
} else {
el.classList.add('hidden');
clearTimeout(_helpTimer);
}
}
function hideSearchHelp() {
const el = document.getElementById('search-help');
if (!el) return;
el.classList.add('hidden');
clearTimeout(_helpTimer);
}
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