feat: present miniapp order details with formatted amounts

miniapp/miniprogram/utils/orderPresenter.test.js

@@ -1,4 +1,4 @@
-const { toOrderCards } = require('./orderPresenter')
+const { toOrderCards, toOrderDetail } = require('./orderPresenter')
 
 describe('toOrderCards', () => {
   test('normalizes mixed orders for list display', () => {
@@ -14,4 +14,21 @@ describe('toOrderCards', () => {
       expect.objectContaining({ id: 3, type: 'group', title: 'Today eggs', amountText: '¥59.80', statusText: '待确认' })
     ])
   })
+
+  test('normalizes an order detail for display', () => {
+    expect(toOrderDetail('goods', {
+      id: 1,
+      orderNo: 'GO00000001',
+      totalAmountCent: 1290,
+      deliveryFeeCent: 300,
+      payableAmountCent: 1590,
+      status: 'PENDING_DELIVERY'
+    })).toEqual(expect.objectContaining({
+      orderNo: 'GO00000001',
+      statusText: '待配送',
+      totalAmountText: '¥12.90',
+      deliveryFeeText: '¥3.00',
+      payableAmountText: '¥15.90'
+    }))
+  })
 })