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Luncher/server/src/groups.ts
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feat: nový stav "Doručeno" pro objednávky
2026-09-07 11:30:40 +02:00

280 lines
13 KiB
TypeScript

import crypto from "crypto";
import getStorage from "./storage";
import { getClientData, getToday, initIfNeeded } from "./service";
import { getStores } from "./stores";
import { removePendingQrsByGroupId } from "./pizza";
import { extractTracking } from "./trackingProviders";
import { ClientData, GroupState, MealSlot, OrderGroup, OrderGroupMember } from "../../types/gen/types.gen";
import { formatDate } from "./utils";
const storage = getStorage();
async function getExtraData(date?: Date): Promise<ClientData> {
await initIfNeeded(date, MealSlot.EXTRA);
const data = await getClientData(date, MealSlot.EXTRA);
data.stores = await getStores();
return data;
}
function getExtraKey(date?: Date): string {
return `${formatDate(date ?? getToday())}_extra`;
}
async function saveExtraData(data: ClientData, date?: Date): Promise<ClientData> {
await storage.setData(getExtraKey(date), data);
return data;
}
function findGroup(data: ClientData, id: string): OrderGroup | undefined {
return data.groups?.find(g => g.id === id);
}
/** České názvy stavů pro chybová hlášení. */
const STATE_LABEL: Record<GroupState, string> = {
[GroupState.OPEN]: 'otevřeno',
[GroupState.LOCKED]: 'uzamčeno',
[GroupState.ORDERED]: 'objednáno',
[GroupState.DELIVERED]: 'doručeno',
};
/** Stavy, ve kterých je objednávka již odeslána do podniku a nelze ji tedy upravovat. */
function isSubmitted(state: GroupState): boolean {
return state === GroupState.ORDERED || state === GroupState.DELIVERED;
}
/** Ověří, že skupina není v odeslaném stavu (objednáno/doručeno), jinak vyhodí chybu. */
function assertNotSubmitted(group: OrderGroup): void {
if (isSubmitted(group.state)) {
throw new Error(`Skupinu ve stavu "${STATE_LABEL[group.state]}" nelze upravovat`);
}
}
/**
* Vrátí seznam ISO dat (YYYY-MM-DD), pro která existuje alespoň jedna objednávková skupina.
* Slouží ke zvýraznění dnů v date pickeru na stránce objednávání.
*/
export async function getOrderDates(): Promise<string[]> {
const EXTRA_SUFFIX = '_extra';
const keys = await storage.listKeys(EXTRA_SUFFIX);
const dates: string[] = [];
for (const key of keys) {
if (!key.endsWith(EXTRA_SUFFIX)) continue;
const data = await storage.getData<ClientData>(key);
if (data?.groups && data.groups.length > 0) {
dates.push(key.slice(0, -EXTRA_SUFFIX.length));
}
}
return dates.sort();
}
/**
* Vytvoří novou skupinu objednávky.
*
* @param creatorLogin login zakladatele
* @param name název obchodu (musí být v seznamu povolených obchodů)
* @param date den, ke kterému skupina patří (výchozí dnešní)
* @param url vybraná URL na nabídku podniku — musí být jednou z URL obchodu.
* Pokud není předána a obchod má právě jednu URL, dosadí se automaticky.
*/
export async function createGroup(creatorLogin: string, name: string, date?: Date, url?: string): Promise<ClientData> {
const stores = await getStores();
const store = stores.find(s => s.name.toLowerCase() === name.trim().toLowerCase());
if (!store) {
throw new Error('Obchod není v seznamu povolených obchodů');
}
const storeUrls = store.urls ?? [];
const requestedUrl = url?.trim();
let selectedUrl: string | undefined;
if (requestedUrl) {
selectedUrl = storeUrls.find(u => u === requestedUrl);
if (!selectedUrl) {
throw new Error('Vybraná URL nepatří k tomuto obchodu');
}
} else if (storeUrls.length === 1) {
// Obchod má jedinou nabídku — vybírat není z čeho
selectedUrl = storeUrls[0];
}
const data = await getExtraData(date);
const group: OrderGroup = {
id: crypto.randomUUID(),
name: store.name,
creatorLogin,
state: GroupState.OPEN,
members: { [creatorLogin]: {} },
...(selectedUrl ? { url: selectedUrl } : {}),
};
data.groups = [...(data.groups ?? []), group];
return saveExtraData(data, date);
}
export async function deleteGroup(login: string, groupId: string, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
if (group.creatorLogin !== login) throw new Error('Skupinu může smazat pouze zakladatel');
data.groups = (data.groups ?? []).filter(g => g.id !== groupId);
return saveExtraData(data, date);
}
export async function addGroupMember(login: string, groupId: string, targetLogin: string, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
assertNotSubmitted(group);
if (login !== group.creatorLogin && login !== targetLogin) {
throw new Error('Přidat jiného uživatele může pouze zakladatel');
}
if (group.state === GroupState.LOCKED && login !== group.creatorLogin) {
throw new Error('Skupinu ve stavu "uzamčeno" může upravovat pouze zakladatel');
}
if (group.members[targetLogin]) throw new Error('Uživatel je již ve skupině');
group.members[targetLogin] = {};
return saveExtraData(data, date);
}
export async function removeGroupMember(login: string, groupId: string, targetLogin: string, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
assertNotSubmitted(group);
if (login !== group.creatorLogin && login !== targetLogin) {
throw new Error('Odebrat jiného uživatele může pouze zakladatel');
}
if (group.state === GroupState.LOCKED && login !== group.creatorLogin) {
throw new Error('Skupinu ve stavu "uzamčeno" může upravovat pouze zakladatel');
}
if (targetLogin === group.creatorLogin) throw new Error('Zakladatel skupiny nemůže být odebrán');
if (!group.members[targetLogin]) throw new Error('Uživatel není ve skupině');
delete group.members[targetLogin];
return saveExtraData(data, date);
}
export async function updateGroupMember(login: string, groupId: string, targetLogin: string, patch: Partial<OrderGroupMember>, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
assertNotSubmitted(group);
const isSelf = login === targetLogin;
const isCreator = login === group.creatorLogin;
if (!isSelf && !isCreator) throw new Error('Upravit jiného uživatele může pouze zakladatel');
if (!isCreator && group.state === GroupState.LOCKED) {
throw new Error('Skupinu ve stavu "uzamčeno" může upravovat pouze zakladatel');
}
if (!group.members[targetLogin]) throw new Error('Uživatel není ve skupině');
group.members[targetLogin] = { ...group.members[targetLogin], ...patch };
return saveExtraData(data, date);
}
const VALID_TRANSITIONS: Record<GroupState, GroupState[]> = {
[GroupState.OPEN]: [GroupState.LOCKED],
[GroupState.LOCKED]: [GroupState.OPEN, GroupState.ORDERED],
[GroupState.ORDERED]: [GroupState.LOCKED, GroupState.DELIVERED],
[GroupState.DELIVERED]: [GroupState.ORDERED],
};
function getCurrentHHMM(): string {
const now = new Date();
return `${String(now.getHours()).padStart(2, '0')}:${String(now.getMinutes()).padStart(2, '0')}`;
}
export async function setGroupState(login: string, groupId: string, newState: GroupState, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
if (group.creatorLogin !== login) throw new Error('Stav může měnit pouze zakladatel');
if (!VALID_TRANSITIONS[group.state].includes(newState)) {
throw new Error(`Nelze přejít ze stavu "${STATE_LABEL[group.state]}" do stavu "${STATE_LABEL[newState]}"`);
}
if (newState === GroupState.ORDERED) {
group.orderedAt = getCurrentHHMM();
}
if (group.state === GroupState.ORDERED && newState === GroupState.LOCKED) {
const memberLogins = Object.keys(group.members);
await removePendingQrsByGroupId(memberLogins, groupId);
group.orderedAt = undefined;
group.deliveryAt = undefined;
group.qrGenerated = undefined;
group.trackingProvider = undefined;
group.trackingCode = undefined;
group.trackingOrderState = undefined;
group.trackingCourierState = undefined;
for (const ml of memberLogins) {
group.members[ml] = { ...group.members[ml], paid: undefined };
}
}
group.state = newState;
return saveExtraData(data, date);
}
/**
* Označí skupinu za vygenerovanou (blokuje opakované generování QR) a zároveň ji
* překlopí do stavu "doručeno" — generování QR je poslední krok objednávky.
*/
export async function markGroupQrGenerated(login: string, groupId: string, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
if (group.creatorLogin !== login) throw new Error('QR kódy může generovat pouze zakladatel');
if (!isSubmitted(group.state)) throw new Error('QR kódy lze generovat pouze ve stavu "objednáno" nebo "doručeno"');
group.qrGenerated = true;
group.state = GroupState.DELIVERED;
return saveExtraData(data, date);
}
export async function markGroupMemberPaid(login: string, groupId: string, date?: Date): Promise<ClientData | null> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group || !group.members[login]) return null;
group.members[login] = { ...group.members[login], paid: true };
return saveExtraData(data, date);
}
export async function updateGroupFees(login: string, groupId: string, fees?: number, shipping?: number, tip?: number, discountType?: string, discountValue?: number, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
if (group.creatorLogin !== login) throw new Error('Poplatky může měnit pouze zakladatel');
assertNotSubmitted(group);
if (fees !== undefined) group.fees = fees > 0 ? fees : undefined;
if (shipping !== undefined) group.shipping = shipping > 0 ? shipping : undefined;
if (tip !== undefined) group.tip = tip > 0 ? tip : undefined;
if (discountType !== undefined) group.discountType = (discountType as any) || undefined;
if (discountValue !== undefined) group.discountValue = discountValue > 0 ? discountValue : undefined;
return saveExtraData(data, date);
}
export async function updateGroupTimes(login: string, groupId: string, orderedAt?: string, deliveryAt?: string, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
if (group.creatorLogin !== login) throw new Error('Časy může měnit pouze zakladatel');
if (orderedAt !== undefined) group.orderedAt = orderedAt || undefined;
if (deliveryAt !== undefined) group.deliveryAt = deliveryAt || undefined;
return saveExtraData(data, date);
}
export async function setGroupTracking(login: string, groupId: string, shareUrl?: string, date?: Date): Promise<ClientData> {
const data = await getExtraData(date);
const group = findGroup(data, groupId);
if (!group) throw new Error('Skupina nebyla nalezena');
if (group.creatorLogin !== login) throw new Error('Sledování objednávky může nastavit pouze zakladatel');
if (!shareUrl) {
group.trackingProvider = undefined;
group.trackingCode = undefined;
group.trackingOrderState = undefined;
group.trackingCourierState = undefined;
} else {
if (!isSubmitted(group.state)) throw new Error('Sledování objednávky lze nastavit pouze ve stavu "objednáno" nebo "doručeno"');
const tracking = extractTracking(shareUrl);
if (!tracking) throw new Error('Neplatný odkaz na sledování objednávky');
if (tracking.code !== group.trackingCode || tracking.provider !== group.trackingProvider) {
group.trackingProvider = tracking.provider;
group.trackingCode = tracking.code;
// Stav patří k předchozí objednávce — vyčistíme, doplní ho první poll
group.trackingOrderState = undefined;
group.trackingCourierState = undefined;
}
}
return saveExtraData(data, date);
}