Add shared customer auth, cart handoff, and account dropdown.
Mirror Meshkee customer sessions onto the storefront, continue checkout on the customer dashboard, and show profile/orders/admin links under the header name. Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Alireza Hassani
co-authored by
Cursor
Cursor
parent
c2552af079
commit
c53fb99330
@@ -0,0 +1,339 @@
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"use client";
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import {
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createContext,
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useCallback,
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useContext,
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useEffect,
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useMemo,
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useRef,
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useState,
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type ReactNode,
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} from "react";
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import { useAuth } from "@/lib/auth";
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import type { CartItem, CartSnapshot } from "@/lib/cart-types";
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import { normalizeCart } from "@/lib/cart-types";
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import {
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clearGuestCart,
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readGuestCart,
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writeGuestCart,
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} from "@/lib/guest-cart";
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type ToastState = {
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id: number;
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message: string;
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} | null;
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export type AddCartItemInput = {
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storeItemVariantId: string;
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quantity?: number;
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slug?: string;
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name?: string;
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image?: string | null;
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price?: number;
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optionLabel?: string;
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};
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type CartContextValue = {
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items: CartItem[];
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itemCount: number;
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subtotal: number;
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total: number;
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ready: boolean;
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loading: boolean;
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addItem: (input: AddCartItemInput) => Promise<boolean>;
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removeItem: (itemId: string) => Promise<void>;
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setQuantity: (itemId: string, quantity: number) => Promise<void>;
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refresh: () => Promise<void>;
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toast: ToastState;
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showToast: (message: string) => void;
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dismissToast: () => void;
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};
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const CartContext = createContext<CartContextValue | null>(null);
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function emptySnapshot(): CartSnapshot {
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return { items: [], subtotal: 0, total: 0 };
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}
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function snapshotFromItems(items: CartItem[]): CartSnapshot {
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const subtotal = items.reduce((sum, item) => sum + item.price * item.quantity, 0);
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return { items, subtotal, total: subtotal };
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}
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async function cartRequest(
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path: string,
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token: string,
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init?: RequestInit,
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): Promise<CartSnapshot> {
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const res = await fetch(path, {
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...init,
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headers: {
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"Content-Type": "application/json",
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Authorization: `Bearer ${token}`,
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...(init?.headers as Record<string, string> | undefined),
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},
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});
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const data = await res.json().catch(() => null);
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if (!res.ok) {
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throw new Error(
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(data as { error?: string } | null)?.error ?? "خطا در ارتباط با سبد خرید",
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);
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}
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return normalizeCart(data);
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}
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export function CartProvider({ children }: { children: ReactNode }) {
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const { isAuthenticated, ready: authReady, getAccessToken } = useAuth();
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const [snapshot, setSnapshot] = useState<CartSnapshot>(emptySnapshot());
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const [ready, setReady] = useState(false);
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const [loading, setLoading] = useState(false);
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const [toast, setToast] = useState<ToastState>(null);
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const syncedGuestRef = useRef(false);
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const showToast = useCallback((message: string) => {
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setToast({ id: Date.now(), message });
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}, []);
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const dismissToast = useCallback(() => setToast(null), []);
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useEffect(() => {
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if (!toast) return;
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const timer = window.setTimeout(() => setToast(null), 2800);
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return () => window.clearTimeout(timer);
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}, [toast]);
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const refresh = useCallback(async () => {
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const token = getAccessToken();
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if (!token) {
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setSnapshot(snapshotFromItems(readGuestCart()));
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return;
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}
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setLoading(true);
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try {
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const next = await cartRequest("/api/cart", token);
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setSnapshot(next);
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} catch {
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setSnapshot(emptySnapshot());
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} finally {
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setLoading(false);
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}
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}, [getAccessToken]);
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// Load guest cart first; after login, push guest lines into the API cart once.
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useEffect(() => {
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if (!authReady) return;
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const bootstrap = async () => {
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const token = getAccessToken();
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if (!token) {
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syncedGuestRef.current = false;
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setSnapshot(snapshotFromItems(readGuestCart()));
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setReady(true);
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return;
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}
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const guestItems = readGuestCart();
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if (guestItems.length > 0 && !syncedGuestRef.current) {
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syncedGuestRef.current = true;
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setLoading(true);
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try {
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for (const item of guestItems) {
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await cartRequest("/api/cart/items", token, {
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method: "POST",
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body: JSON.stringify({
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storeItemVariantId: item.storeItemVariantId,
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quantity: item.quantity,
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}),
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});
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}
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clearGuestCart();
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} catch {
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// keep guest cart if sync fails
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syncedGuestRef.current = false;
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} finally {
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setLoading(false);
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}
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}
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await refresh();
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setReady(true);
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};
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void bootstrap();
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}, [authReady, isAuthenticated, getAccessToken, refresh]);
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const addItem = useCallback(
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async (input: AddCartItemInput) => {
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const quantity = Math.max(1, input.quantity ?? 1);
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const token = getAccessToken();
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if (token) {
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setLoading(true);
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try {
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const next = await cartRequest("/api/cart/items", token, {
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method: "POST",
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body: JSON.stringify({
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storeItemVariantId: input.storeItemVariantId,
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quantity,
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}),
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});
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setSnapshot(next);
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showToast("به سبد خرید اضافه شد");
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return true;
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} finally {
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setLoading(false);
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}
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}
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const current = readGuestCart();
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const existing = current.find(
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(item) => item.storeItemVariantId === input.storeItemVariantId,
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);
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const nextItems = existing
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? current.map((item) =>
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item.storeItemVariantId === input.storeItemVariantId
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? {
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...item,
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quantity: item.quantity + quantity,
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price: input.price ?? item.price,
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name: input.name ?? item.name,
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image: input.image ?? item.image,
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optionLabel: input.optionLabel ?? item.optionLabel,
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}
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: item,
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)
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: [
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...current,
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{
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id: input.storeItemVariantId,
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storeItemVariantId: input.storeItemVariantId,
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slug: input.slug ?? "",
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name: input.name ?? "",
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image: input.image ?? null,
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price: input.price ?? 0,
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quantity,
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optionLabel: input.optionLabel,
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},
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];
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writeGuestCart(nextItems);
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setSnapshot(snapshotFromItems(nextItems));
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showToast("به سبد خرید اضافه شد");
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return true;
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},
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[getAccessToken, showToast],
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);
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const removeItem = useCallback(
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async (itemId: string) => {
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const token = getAccessToken();
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if (token) {
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setLoading(true);
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try {
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const next = await cartRequest(`/api/cart/items/${itemId}`, token, {
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method: "DELETE",
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});
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setSnapshot(next);
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} finally {
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setLoading(false);
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}
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return;
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}
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const nextItems = readGuestCart().filter(
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(item) => item.id !== itemId && item.storeItemVariantId !== itemId,
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);
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writeGuestCart(nextItems);
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setSnapshot(snapshotFromItems(nextItems));
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},
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[getAccessToken],
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);
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const setQuantity = useCallback(
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async (itemId: string, quantity: number) => {
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const token = getAccessToken();
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if (token) {
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setLoading(true);
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try {
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const next =
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quantity < 1
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? await cartRequest(`/api/cart/items/${itemId}`, token, {
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method: "DELETE",
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})
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: await cartRequest(`/api/cart/items/${itemId}`, token, {
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method: "PATCH",
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body: JSON.stringify({ quantity }),
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});
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setSnapshot(next);
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} finally {
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setLoading(false);
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}
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return;
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}
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if (quantity < 1) {
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const nextItems = readGuestCart().filter(
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(item) => item.id !== itemId && item.storeItemVariantId !== itemId,
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);
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writeGuestCart(nextItems);
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setSnapshot(snapshotFromItems(nextItems));
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return;
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}
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const nextItems = readGuestCart().map((item) =>
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item.id === itemId || item.storeItemVariantId === itemId
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? { ...item, quantity }
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: item,
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);
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writeGuestCart(nextItems);
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setSnapshot(snapshotFromItems(nextItems));
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},
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[getAccessToken],
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);
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const itemCount = useMemo(
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() => snapshot.items.reduce((sum, item) => sum + item.quantity, 0),
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[snapshot.items],
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);
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const value = useMemo(
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() => ({
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items: snapshot.items,
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itemCount,
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subtotal: snapshot.subtotal,
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total: snapshot.total,
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ready,
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loading,
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addItem,
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removeItem,
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setQuantity,
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refresh,
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toast,
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showToast,
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dismissToast,
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}),
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[
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snapshot,
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itemCount,
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ready,
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loading,
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addItem,
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removeItem,
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setQuantity,
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refresh,
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toast,
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showToast,
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dismissToast,
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],
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);
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return <CartContext.Provider value={value}>{children}</CartContext.Provider>;
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}
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export function useCart() {
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const ctx = useContext(CartContext);
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if (!ctx) throw new Error("useCart must be used within CartProvider");
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return ctx;
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}
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