chore(repo): initialize planarchy workspace

2026-03-14 14:31:09 +01:00
commit dd55d0e78b
769 changed files with 166461 additions and 0 deletions
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+export const MILLISECONDS_PER_DAY = 86_400_000;
+
+export function calculateInclusiveDays(startDate: Date, endDate: Date): number {
+  return (endDate.getTime() - startDate.getTime()) / MILLISECONDS_PER_DAY + 1;
+}
+
+export function calculateAllocationHours(input: {
+  startDate: Date;
+  endDate: Date;
+  hoursPerDay: number;
+}): number {
+  return input.hoursPerDay * calculateInclusiveDays(input.startDate, input.endDate);
+}
+
+export function getMonthBucketKey(date: Date): string {
+  return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, "0")}`;
+}
+
+export function getWeekBucketKey(date: Date): string {
+  const weekStart = new Date(date);
+  const day = weekStart.getDay();
+  const diff = weekStart.getDate() - day + (day === 0 ? -6 : 1);
+  weekStart.setDate(diff);
+  return weekStart.toISOString().slice(0, 10);
+}
+
+export function getAverageDailyAvailabilityHours(
+  availability: Record<string, number | null | undefined> | null | undefined,
+): number {
+  if (!availability) {
+    return 0;
+  }
+
+  const totalWeeklyHours = Object.values(availability).reduce(
+    (sum: number, hours) => sum + (hours ?? 0),
+    0,
+  );
+
+  return totalWeeklyHours / 5;
+}