fix: remove monorepo

app/components/sidebar/date-binning.ts

@@ -0,0 +1,59 @@
+import { format, isAfter, isThisWeek, isThisYear, isToday, isYesterday, subDays } from 'date-fns';
+import type { ChatHistoryItem } from '~/lib/persistence';
+
+type Bin = { category: string; items: ChatHistoryItem[] };
+
+export function binDates(_list: ChatHistoryItem[]) {
+  const list = _list.toSorted((a, b) => Date.parse(b.timestamp) - Date.parse(a.timestamp));
+
+  const binLookup: Record<string, Bin> = {};
+  const bins: Array<Bin> = [];
+
+  list.forEach((item) => {
+    const category = dateCategory(new Date(item.timestamp));
+
+    if (!(category in binLookup)) {
+      const bin = {
+        category,
+        items: [item],
+      };
+
+      binLookup[category] = bin;
+
+      bins.push(bin);
+    } else {
+      binLookup[category].items.push(item);
+    }
+  });
+
+  return bins;
+}
+
+function dateCategory(date: Date) {
+  if (isToday(date)) {
+    return 'Today';
+  }
+
+  if (isYesterday(date)) {
+    return 'Yesterday';
+  }
+
+  if (isThisWeek(date)) {
+    // e.g., "Monday"
+    return format(date, 'eeee');
+  }
+
+  const thirtyDaysAgo = subDays(new Date(), 30);
+
+  if (isAfter(date, thirtyDaysAgo)) {
+    return 'Last 30 Days';
+  }
+
+  if (isThisYear(date)) {
+    // e.g., "July"
+    return format(date, 'MMMM');
+  }
+
+  // e.g., "July 2023"
+  return format(date, 'MMMM yyyy');
+}