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import uFuzzy from "@leeoniya/ufuzzy";
export function getHostname(url: string) {
try {
return new URL(url).hostname.replace("www.", "");
} catch {
return url;
}
}
export function getSemanticVersion(date: number | string | Date) {
const targetDate = new Date(date);
return `${targetDate.getFullYear()}.${targetDate.getMonth() + 1}.${targetDate.getDate()}`;
}
export function formatRelativeTime(timestamp: number): string {
const now = Date.now();
const diff = now - timestamp;
const minutes = Math.floor(diff / 60000);
const hours = Math.floor(diff / 3600000);
const days = Math.floor(diff / 86400000);
if (minutes < 1) return "Just now";
if (minutes < 60) return `${minutes}m ago`;
if (hours < 24) return `${hours}h ago`;
if (days < 7) return `${days}d ago`;
return new Date(timestamp).toLocaleDateString();
}
const uf = new uFuzzy({
intraMode: 1,
intraIns: 1,
intraSub: 1,
intraDel: 1,
intraTrn: 1,
intraChars: "[\\w-]",
interChars: "[^a-z\\d]",
});
const infoThresh = 1000;
export function searchWithFuzzy<T>(
items: T[],
query: string,
extractText: (item: T) => string,
limit?: number,
): Array<{ item: T; score: number }> {
if (!query.trim()) {
return items.slice(0, limit).map((item) => ({ item, score: 0 }));
}
const haystack = items.map(extractText);
const needle = query.trim();
const [idxs, info, order] = uf.search(haystack, needle, 0, infoThresh);
if (!idxs || idxs.length === 0) {
return [];
}
let orderedIdxs: number[] = [];
if (info && order) {
orderedIdxs = order.map((i) => info.idx[i]);
} else {
orderedIdxs = idxs;
}
const finalIdxs = orderedIdxs.slice(0, limit ?? orderedIdxs.length);
return finalIdxs.map((idx, rank) => ({
item: items[idx],
score: 1 - rank / finalIdxs.length,
}));
}
export function groupSearchResultsByDate<T>(
items: Array<{ item: T; timestamp: number }>,
): Record<string, Array<{ item: T; timestamp: number }>> {
const groups: Record<string, Array<{ item: T; timestamp: number }>> = {};
const now = new Date();
const today = new Date(now.getFullYear(), now.getMonth(), now.getDate());
const yesterday = new Date(today.getTime() - 24 * 60 * 60 * 1000);
const weekAgo = new Date(today.getTime() - 7 * 24 * 60 * 60 * 1000);
for (const result of items) {
const date = new Date(result.timestamp);
let groupKey: string;
if (date >= today) {
groupKey = "Today";
} else if (date >= yesterday) {
groupKey = "Yesterday";
} else if (date >= weekAgo) {
groupKey = "This Week";
} else {
const monthNames = [
"Jan",
"Feb",
"Mar",
"Apr",
"May",
"Jun",
"Jul",
"Aug",
"Sep",
"Oct",
"Nov",
"Dec",
];
groupKey = `${monthNames[date.getMonth()]} ${date.getFullYear()}`;
}
if (!groups[groupKey]) {
groups[groupKey] = [];
}
groups[groupKey].push(result);
}
return groups;
}
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