feat(freight): shop freight templates, server-side checkout fees, company dictionary (add-freight-templates)

apps/mall/mock/api.ts

@@ -777,6 +777,8 @@ export function createMockApi(): ApiClient {
           }
           discount = Math.min(coupon.amount_minor, subtotal);
         }
+        // Same deterministic rule as quoteShipping: flat fee under the free threshold.
+        const shippingFee = subtotal - discount >= 20000 ? 0 : 599;
         const order: Order = {
           id: `o-${Date.now()}-${shopId}`,
           order_no: nextOrderNo(),
@@ -784,8 +786,9 @@ export function createMockApi(): ApiClient {
           user_id: MOCK_USER.id,
           status: "pending_payment",
           currency,
-          total_minor: subtotal - discount,
+          total_minor: subtotal - discount + shippingFee,
           discount_minor: discount,
+          shipping_fee_minor: shippingFee,
           refund_total_minor: 0,
           coupon_id: couponId ?? null,
           group_activity_id: groupHere ? activity.id : null,
@@ -879,6 +882,30 @@ export function createMockApi(): ApiClient {
 
     listMyShipments: () => Promise.resolve(state.shipments.map((s) => ({ ...s }))),
 
+    // Deterministic fixture rule: a flat per-shop fee, free at/over 200 major.
+    quoteShipping: (_address, currency) => {
+      const byShop = new Map<string, number>();
+      for (const item of state.cart) {
+        byShop.set(item.shop_id, (byShop.get(item.shop_id) ?? 0) + item.unit_price_minor * item.qty);
+      }
+      const shops = [...byShop.entries()].map(([shop_id, subtotal]) => ({
+        shop_id,
+        fee_minor: subtotal >= 20000 ? 0 : 599,
+      }));
+      return Promise.resolve({
+        currency,
+        shops,
+        total_minor: shops.reduce((sum, s) => sum + s.fee_minor, 0),
+      });
+    },
+
+    listShippingCompanies: () =>
+      Promise.resolve([
+        { code: "sf-express", name: { en: "SF Express", zh: "顺丰速运" }, active: true },
+        { code: "zto", name: { en: "ZTO Express", zh: "中通快递" }, active: true },
+        { code: "ups", name: { en: "UPS", zh: "联合包裹" }, active: true },
+      ]),
+
     requestInvoice: (orderId: string, title: string, taxNo: string | null, kind: InvoiceKind) => {
       const order = state.orders.find((o) => o.id === orderId);
       if (!order) return Promise.reject(new ApiError(404, "NOT_FOUND", "Order not found"));
@@ -1338,6 +1365,10 @@ export function createMockApi(): ApiClient {
       confirmAftersaleReceipt: (_id: string) => unsupported(),
       refundAftersale: (_id: string) => unsupported(),
       addAftersaleMessage: (_id: string, _body: AftersaleMessageBody) => unsupported(),
+      listFreightTemplates: () => unsupported(),
+      createFreightTemplate: () => unsupported(),
+      updateFreightTemplate: () => unsupported(),
+      deleteFreightTemplate: () => unsupported(),
     },
     admin: {
       listUsers: () => unsupported(),

apps/mall/mock/data.ts

@@ -1146,9 +1146,10 @@ export function seedOrders(userId: string): MockOrderSeed {
       user_id: userId,
       status,
       currency: BASE_CURRENCY,
-      total_minor: total,
+      total_minor: total + 599,
       discount_minor: 0,
       refund_total_minor: 0,
+      shipping_fee_minor: 599,
       coupon_id: null,
       group_activity_id: null,
       group_id: null,