ThreadCount
c89010a4f1
Uniform stock management for healthcare linen rooms: the coordinator app, the phone counter and the staff app, for your own server. Built from f976bd5 on 2026-09-15. Licensed under the Functional Source License (FSL-1.1-ALv2).
223 lines
11 KiB
TypeScript
223 lines
11 KiB
TypeScript
/* The single source of queue membership for the coordinator portal (/app).
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*
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* Today's queue, the rail badges, the command panel and the Reports strip all read from here, so a
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* number on the rail and the head count on the screen it opens are the same number. Pure functions
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* over the snapshot, plus a small context the shell fills with the four counts only the server can
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* make (requests live outside the snapshot). */
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import { createContext, useContext, useMemo } from "react";
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import {
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addDays, ccOf, countsAsIssued, daysBetween, forecastFor, isOverdue, isPlacedOpen, locSubtree, onhand, reorderAt, splitKey, touched, variantList,
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type Forecast, type Item, type Ledger, type LocationRec, type OrderRec, type PickupRec, type Snapshot, type StaffRec, type StocktakeRec, type Variant,
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} from "./compute";
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import { useDerived, useSnap } from "./client";
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export const PICKUP_LATE_DAYS = 14;
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export const RECEIVE_SOON_DAYS = 2;
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export const COUNT_DUE_DAYS = 30;
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export type ServerCounts = { pick: number; stranded: number; queries: number; damage: number };
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export const EMPTY_SERVER_COUNTS: ServerCounts = { pick: 0, stranded: 0, queries: 0, damage: 0 };
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/* Wards with at least one active ward-desk person, cached per snapshot object. */
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const deskCache = new WeakMap<Snapshot, Set<string>>();
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function deskWards(s: Snapshot): Set<string> {
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let w = deskCache.get(s);
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if (!w) {
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w = new Set(s.staff.filter((x) => !x.inactive && x.wardDesk && x.dept).map((x) => x.dept));
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deskCache.set(s, w);
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}
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return w;
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}
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/** C14: a bag goes on the round when nobody has called about it and its person's ward has a desk. */
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export function isRoundPickup(s: Snapshot, p: PickupRec, staffById: Record<string, StaffRec>): boolean {
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if (p.contacted) return false;
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const st = staffById[p.staffId];
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return !!st && !!st.dept && deskWards(s).has(st.dept);
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}
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export function waitingPickups(s: Snapshot, staffById: Record<string, StaffRec>, opts?: { includeRound?: boolean }): { p: PickupRec; days: number; late: boolean }[] {
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return s.pickups
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.filter((p) => !p.pickedUp && (opts?.includeRound || !isRoundPickup(s, p, staffById)))
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.map((p) => {
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const days = p.received ? daysBetween(p.received, s.today) : 0;
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return { p, days, late: days >= PICKUP_LATE_DAYS };
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})
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.sort((a, b) => b.days - a.days);
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}
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export function roundWards(s: Snapshot, staffById: Record<string, StaffRec>): { ward: string; pickups: PickupRec[]; garments: number; people: StaffRec[]; desk: StaffRec[] }[] {
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const by = new Map<string, PickupRec[]>();
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for (const p of s.pickups) {
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if (p.pickedUp || !isRoundPickup(s, p, staffById)) continue;
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const ward = staffById[p.staffId].dept;
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const list = by.get(ward) || [];
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list.push(p);
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by.set(ward, list);
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}
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return [...by.entries()]
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.sort(([a], [b]) => a.localeCompare(b))
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.map(([ward, pickups]) => {
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const people: StaffRec[] = [];
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for (const p of pickups) { const st = staffById[p.staffId]; if (st && !people.includes(st)) people.push(st); }
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return {
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ward, pickups, people,
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garments: pickups.reduce((t, p) => t + p.lines.reduce((u, l) => u + l.qty, 0), 0),
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desk: s.staff.filter((x) => !x.inactive && x.wardDesk && x.dept === ward),
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};
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});
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}
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export function receiveOrders(s: Snapshot): { o: OrderRec; overdueDays: number; dueInDays: number | null }[] {
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const soon = addDays(s.today, RECEIVE_SOON_DAYS);
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return s.orders
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.filter((o) => isPlacedOpen(o) && !!o.expected && o.expected <= soon)
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.map((o) => {
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const overdue = o.expected < s.today;
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return { o, overdueDays: overdue ? daysBetween(o.expected, s.today) : 0, dueInDays: overdue ? null : daysBetween(s.today, o.expected) };
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})
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.sort((a, b) => {
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const ao = a.dueInDays === null, bo = b.dueInDays === null;
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if (ao !== bo) return ao ? -1 : 1;
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if (ao) return b.overdueDays - a.overdueDays;
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return (a.dueInDays ?? 0) - (b.dueInDays ?? 0);
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});
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}
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/** Locations due a shelf count (A2). A whole-room shelf count (no location) counts every location. */
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export function countsDue(s: Snapshot): { loc: LocationRec; lastCounted: string | null; days: number | null; sizes: number; itemIds: string[] }[] {
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const byId: Record<string, LocationRec> = Object.fromEntries(s.locations.map((l) => [l.id, l]));
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const liveItems = new Set(s.catalog.filter((i) => !i.archived).map((i) => i.id));
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const shelf = s.stocktakes.filter((t) => t.mode !== "preloved");
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const ancestors = (id: string): Set<string> => {
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const out = new Set<string>();
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for (let cur: LocationRec | undefined = byId[id]; cur && !out.has(cur.id); cur = cur.parentId ? byId[cur.parentId] : undefined) out.add(cur.id);
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return out;
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};
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const rows = s.locations.filter((l) => !l.archived).map((loc) => {
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const sub = locSubtree(s, loc.id);
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const itemIds = new Set<string>();
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let sizes = 0;
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for (const [k, locId] of Object.entries(s.placed)) {
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if (!sub.has(locId)) continue;
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const { itemId } = splitKey(k);
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if (!liveItems.has(itemId)) continue;
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sizes++;
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itemIds.add(itemId);
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}
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const up = ancestors(loc.id);
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let lastCounted: string | null = null;
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for (const t of shelf) if ((t.locationId === null || up.has(t.locationId)) && (!lastCounted || t.date > lastCounted)) lastCounted = t.date;
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const days = lastCounted ? daysBetween(lastCounted, s.today) : null;
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return { loc, lastCounted, days, sizes, itemIds: [...itemIds], due: sizes > 0 && (lastCounted === null || (days ?? 0) >= COUNT_DUE_DAYS) };
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});
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const dueIds = new Set(rows.filter((r) => r.due).map((r) => r.loc.id));
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return rows
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.filter((r) => r.due && ![...ancestors(r.loc.id)].some((a) => a !== r.loc.id && dueIds.has(a)))
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.sort((a, b) => {
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if (a.lastCounted === null && b.lastCounted !== null) return -1;
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if (b.lastCounted === null && a.lastCounted !== null) return 1;
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return (b.days ?? 0) - (a.days ?? 0);
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})
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.map(({ loc, lastCounted, days, sizes, itemIds }) => ({ loc, lastCounted, days, sizes, itemIds }));
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}
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/** The only "at reorder" rule: live, touched, on hand at or below its reorder level. */
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export function atReorderVariants(s: Snapshot, L: Ledger): Variant[] {
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return variantList(s).filter((v) => touched(s, L, v.key) && onhand(s, L, v.key) <= reorderAt(s, v.key));
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}
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export function runsOut(s: Snapshot, L: Ledger, byId: Record<string, Item>): { v: Variant; oh: number; ro: number; f: Forecast; coverDays: number | null }[] {
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const out: { v: Variant; oh: number; ro: number; f: Forecast; coverDays: number | null }[] = [];
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for (const v of atReorderVariants(s, L)) {
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const oh = onhand(s, L, v.key), ro = reorderAt(s, v.key);
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const f = forecastFor(s, L, byId, v.key);
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if (!(oh <= 0 || f.runsOutBeforeDelivery)) continue;
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out.push({ v, oh, ro, f, coverDays: f.weeksOfCover === null ? null : Math.round(f.weeksOfCover * 7) });
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}
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return out.sort((a, b) => {
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const ao = a.oh <= 0 ? 0 : 1, bo = b.oh <= 0 ? 0 : 1;
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if (ao !== bo) return ao - bo;
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return (a.coverDays ?? Infinity) - (b.coverDays ?? Infinity);
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});
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}
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function lastDayOfMonth(month: string): string {
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const [y, m] = month.split("-").map(Number);
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return new Date(Date.UTC(y, m, 0)).toISOString().slice(0, 10);
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}
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export function monthEnd(s: Snapshot, L: Ledger, byId: Record<string, Item>, staffById: Record<string, StaffRec>, month: string): {
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deliveriesOverdue: number;
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stocktakeFiled: StocktakeRec | null;
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unsignedReceipts: number;
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unallocated: number;
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journalReady: boolean;
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daysLeft: number;
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} {
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const current = s.today.slice(0, 7) === month;
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const inMonth = (d: string) => !!d && d.slice(0, 7) === month;
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const deliveriesOverdue = current
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? s.orders.filter((o) => isOverdue(o, s.today)).length
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: s.orders.filter((o) => isPlacedOpen(o) && inMonth(o.date)).length;
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let stocktakeFiled: StocktakeRec | null = null;
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for (const t of s.stocktakes) if (t.mode !== "preloved" && inMonth(t.date) && (!stocktakeFiled || t.date > stocktakeFiled.date)) stocktakeFiled = t;
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const unsignedReceipts = s.issues.filter((i) => !i.receipt && !i.returned && !i.handedIn).length;
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const unallocated = s.issues.filter((i) => inMonth(i.date) && countsAsIssued(i) && !i.preloved && ccOf(s, staffById[i.staffId]) === "").length;
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const end = lastDayOfMonth(month);
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void L; void byId;
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return {
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deliveriesOverdue, stocktakeFiled, unsignedReceipts, unallocated,
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journalReady: !!stocktakeFiled && unallocated === 0,
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daysLeft: end < s.today ? 0 : daysBetween(s.today, end),
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};
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}
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export type PortalCounts = {
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today: { total: number; overdue: number; groups: { collect: number; round: number; pick: number; receive: number; counts: number } };
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stock: { garmentsAtReorder: number; out: number; onOrder: number; noBarcode: number };
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orders: { overdue: number; toOrderLines: number };
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people: { attention: number; stranded: number };
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};
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export function portalCounts(s: Snapshot, d: { L: Ledger; byId: Record<string, Item>; staffById: Record<string, StaffRec> }, server: ServerCounts, isAdmin: boolean): PortalCounts {
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const { L, staffById } = d;
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const collect = waitingPickups(s, staffById).length;
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const round = roundWards(s, staffById).reduce((t, w) => t + w.pickups.length, 0);
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const receive = receiveOrders(s).length;
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const counts = countsDue(s).length;
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const groups = { collect, round, pick: server.pick, receive, counts };
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const overdueOrders = s.orders.filter((o) => isOverdue(o, s.today)).length;
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const latePickups = waitingPickups(s, staffById, { includeRound: true }).filter((w) => w.late).length;
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const reorder = atReorderVariants(s, L);
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const bound = new Set(Object.values(s.barcodes));
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let out = 0, noBarcode = 0;
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for (const v of variantList(s)) {
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if (!touched(s, L, v.key)) continue;
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if (onhand(s, L, v.key) <= 0) out++;
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if (!bound.has(v.key)) noBarcode++;
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}
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let onOrder = 0;
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for (const o of s.orders) {
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if (!isPlacedOpen(o)) continue;
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const got = o.receipts.reduce((t, r) => t + r.lines.reduce((u, l) => u + l.qty, 0), 0);
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onOrder += Math.max(0, o.lines.reduce((t, l) => t + l.qty, 0) - got);
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}
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return {
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today: { total: collect + round + server.pick + receive + counts, overdue: latePickups + overdueOrders, groups },
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stock: { garmentsAtReorder: new Set(reorder.map((v) => v.itemId)).size, out, onOrder, noBarcode },
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orders: { overdue: overdueOrders, toOrderLines: isAdmin ? reorder.length : 0 },
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people: { attention: server.stranded + server.queries + server.damage, stranded: server.stranded },
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};
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}
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export const PortalCountsContext = createContext<ServerCounts>(EMPTY_SERVER_COUNTS);
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export function useServerCounts(): ServerCounts { return useContext(PortalCountsContext); }
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export function usePortalCounts(): PortalCounts {
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const { s, isAdmin } = useSnap();
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const d = useDerived();
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const server = useServerCounts();
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return useMemo(() => portalCounts(s, d, server, isAdmin), [s, d, server, isAdmin]);
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}
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