Update promotion program feature

1 files changed, 63 insertions, 0 deletions

diff --git a/src-migrate/modules/cart/stores/useCartStore.ts b/src-migrate/modules/cart/stores/useCartStore.ts
new file mode 100644
index 00000000..1963df53
--- /dev/null
+++ b/src-migrate/modules/cart/stores/useCartStore.ts
@@ -0,0 +1,63 @@
+import { create } from 'zustand';
+import { CartProps } from '~/common/types/cart';
+import { deleteUserCart, getUserCart, upsertUserCart } from '~/services/cart';
+
+type State = {
+  cart: CartProps | null;
+  isLoadCart: boolean;
+  summary: {
+    subtotal: number;
+    discount: number;
+    total: number;
+    tax: number;
+    grandTotal: number;
+  };
+};
+
+type Action = {
+  loadCart: (userId: number) => Promise<void>;
+};
+
+export const useCartStore = create<State & Action>((set, get) => ({
+  cart: null,
+  isLoadCart: false,
+  summary: {
+    subtotal: 0,
+    discount: 0,
+    total: 0,
+    tax: 0,
+    grandTotal: 0,
+  },
+  loadCart: async (userId) => {
+    if (get().isLoadCart === true) return;
+
+    set({ isLoadCart: true });
+    const cart: CartProps = (await getUserCart(userId)) as CartProps;
+    set({ cart });
+    set({ isLoadCart: false });
+
+    const summary = computeSummary(cart);
+    set({ summary });
+  },
+}));
+
+const computeSummary = (cart: CartProps) => {
+  let subtotal = 0;
+  let discount = 0;
+  for (const item of cart.products) {
+    if (!item.selected) continue;
+
+    let price = 0;
+    if (item.cart_type === 'promotion') price = item?.package_price || 0;
+    else if (item.cart_type === 'product')
+      price = item.price.price * item.quantity;
+
+    subtotal += price;
+    discount += price - item.price.price_discount * item.quantity;
+  }
+  let total = subtotal - discount;
+  let tax = total * 0.11;
+  let grandTotal = total + tax;
+
+  return { subtotal, discount, total, tax, grandTotal };
+};