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import { persist, createJSONStorage } from 'zustand/middleware';
import axios, { type AxiosInstance } from 'axios';
import { useLanguageStore } from './useLanguageStore';
import { useAuthStore } from './useAuthStore';
import { API_BASE_URL } from '../config';
import { logError, logWarn } from '../utils/logger';
interface RawCartItem {
id: number | null;
product_id: number;
quantity: string | number;
unit_price: number;
total_price: number;
original_price: number | null;
discount_rate: number | null;
in_stock: boolean;
available_quantity: number;
product: {
name: string;
image: string;
date: string;
time?: string;
location: string;
};
}
export interface CartItem {
id: string;
name: string;
image: string;
date: string;
time?: string;
location: string;
quantity: number;
price: number;
totalPrice?: number;
inStock: boolean;
availableQuantity: number;
discountRate: number | null;
originalPrice: number | null;
}
interface CartState {
items: CartItem[];
guestCartId: string | null;
cartId: string | null;
loadCart: () => Promise<void>;
addItem: (id: string, quantity: number, availableQuantity: number) => Promise<void>;
clearCart: () => Promise<void>;
setGuestCartId: (id: string | null) => void;
setCartId: (id: string | null) => void;
isLocked: boolean;
lockCart: () => void;
unlockCart: () => void;
}
export const useCartStore = create<CartState>()(
persist(
(set, get) => {
// Crée une instance Axios
const axiosInstance: AxiosInstance = axios.create({
baseURL: API_BASE_URL,
timeout: Number(import.meta.env.VITE_AXIOS_TIMEOUT) || 5000,
headers: { 'Content-Type': 'application/json' },
});
// Intercepteur de requêtes
axiosInstance.interceptors.request.use((config) => {
// Récupère le token depuis le store Zustand
const token = useAuthStore.getState().authToken;
const lang = useLanguageStore.getState().lang;
config.headers!['Accept-Language'] = lang;
if (token) {
config.headers!['Authorization'] = `Bearer ${token}`;
} else {
// Si pas de token, on envoie l’UUID du panier invité (s’il existe)
const guestCartId = get().guestCartId;
if (guestCartId) {
config.headers!['X-Guest-Cart-ID'] = guestCartId;
}
}
return config;
});
// Synchronise guestCartId depuis meta.guest_cart_id
const syncGuestCartId = (meta: any) => {
const apiId = meta?.guest_cart_id;
if (apiId && apiId !== get().guestCartId) {
set({ guestCartId: apiId });
}
};
// Synchronise cartId depuis data.id
const syncCartId = (resData: any) => {
if (resData?.id != null) {
const apiCartId = String(resData.id);
if (apiCartId !== get().cartId) {
set({ cartId: apiCartId });
}
}
};
return {
items: [],
guestCartId: null,
cartId: null,
isLocked: false,
lockCart: () => {
set({ isLocked: true });
},
unlockCart: () => {
set({ isLocked: false });
},
setGuestCartId: (id: string | null) => set({ guestCartId: id }),
setCartId: (id: string | null) => set({ cartId: id }),
loadCart: async () => {
try {
const res = await axiosInstance.get('/api/cart');
const payload = res.data;
if (payload) {
if (payload.meta) {
// Met à jour le guestCartId si l'API en retourne un (ou remet à jour le TTL)
syncGuestCartId(res.data?.meta);
}
if (payload.data) {
syncCartId(payload.data);
}
}
// Mappe les RawCartItem vers CartItem
const raw: RawCartItem[] = res.data?.data?.cart_items ?? [];
const items: CartItem[] = raw
.filter((ci) => ci.in_stock)
.map((ci: RawCartItem) => ({
id: ci.product_id.toString(),
name: ci.product.name,
image: ci.product.image,
date: ci.product.date,
time: ci.product.time ?? undefined,
location: ci.product.location,
quantity: Number(ci.quantity),
price: ci.unit_price,
totalPrice: ci.total_price,
inStock: ci.in_stock,
availableQuantity: ci.available_quantity,
discountRate: ci.discount_rate,
originalPrice: ci.original_price,
}));
set({ items });
} catch (err) {
logError('loadCart', err);
throw err;
}
},
addItem: async (id, quantity, availableQuantity) => {
if (get().isLocked) {
throw new Error('CartLocked');
}
if (quantity > availableQuantity) {
throw new Error('Quantity exceeds available stock');
}
try {
await axiosInstance.patch(`/api/cart/items/${id}`, { quantity });
} catch (err) {
logError('addItem', err);
throw err;
}
// Tente de recharger le panier sans bloquer sur l’erreur
try {
await get().loadCart();
} catch (warn) {
logWarn('addItem → loadCart', warn);
}
},
clearCart: async () => {
if (get().isLocked) {
throw new Error('CartLocked');
}
const token = useAuthStore.getState().authToken;
if (!token) {
logWarn('clearCart', 'no auth token');
return;
}
try {
await axiosInstance.delete('/api/cart/items');
} catch (err) {
logError('clearCart', err);
throw err;
}
set({ items: [] });
// Tente de recharger le panier sans bloquer sur l’erreur
try {
await get().loadCart();
} catch (warn) {
logWarn('clearCart → loadCart', warn);
}
},
};
},
{
name: 'cart-storage',
storage: createJSONStorage(() => localStorage),
partialize: (state) => ({ guestCartId: state.guestCartId, cartId: state.cartId }),
}
)
);
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