对接数据库，模拟第三方接入信息

pages/mall/delivery/test/api-simulator.uvue

@@ -1,6 +1,7 @@
 <template>
 	<view class="container">
 		<view class="header">
+			<text class="back-link" @click="goBack">⬅ 返回</text>
 			<text class="title">第三方物流 API 模拟发送器</text>
 			<text class="subtitle">模拟外部物流平台向后端推送 Webhook 轨迹数据</text>
 		</view>
@@ -18,7 +19,7 @@
 		</view>
 
 		<view class="section">
-			<text class="section-title">2. 构造圆通协议数据 (YTO Protocol)</text>
+			<text class="section-title">2. 构造协议数据 (YTO Protocol)</text>
 			<view class="form-group">
 				<text class="label">物流单号 (mailNo):</text>
 				<input class="input" v-model="form.mailNo" placeholder="请输入运单号" />
@@ -56,11 +57,26 @@
 
 <script setup lang="uts">
 	import { mockService, MockOrder } from './mock-service.uts'
+	import { onShow } from '@dcloudio/uni-app'
 
+	const orders = ref([] as MockOrder[])
 	const shippedOrders = computed((): MockOrder[] => {
-		return mockService.getMockOrders().filter((o: MockOrder): boolean => o.status !== 'PENDING' && o.tracking_no !== '')
+		return orders.value.filter((o: MockOrder): boolean => o.status !== 'PENDING' && o.tracking_no !== '')
 	})
 
+	async function loadOrders() {
+		const data = await mockService.getMockOrders()
+		orders.value = data
+	}
+
+	onShow(() => {
+		loadOrders()
+	})
+
+	function goBack() {
+		uni.navigateBack()
+	}
+
 	const selectedOrderIndex = ref(-1)
 
 	const form = reactive({
@@ -111,12 +127,23 @@
 		form.infoContent = statusOptions[idx].value
 	}
 
-	function sendWebhook() {
+	async function sendWebhook() {
 		if (!form.mailNo) {
 			uni.showToast({ title: '请先填写运单号', icon: 'none' })
 			return
 		}
 
+		// 检查单号对应的订单是否已签收
+		const targetOrder = orders.value.find((o: MockOrder): boolean => o.tracking_no === form.mailNo)
+		if (targetOrder != null && targetOrder.status === 'DELIVERED') {
+			uni.showModal({
+				title: '提示',
+				content: '该订单已显示已签收，无需继续推送物流动态。',
+				showCancel: false
+			})
+			return
+		}
+
 		// 获取当前时间戳作为圆通要求的 acceptTime
 		const now = new Date()
 		const Y = now.getFullYear()
@@ -137,11 +164,14 @@
 			carrier: form.carrier
 		} as UTSJSONObject
 
-		const success = mockService.pushWebhookData(payload)
+		uni.showLoading({ title: '正在推送至数据库...' })
+		const success = await mockService.pushWebhookData(payload)
+		uni.hideLoading()
 		
 		if (success) {
 			uni.showToast({ title: 'API 发送成功！', icon: 'success' })
-			// 可选：跳转到详情或日志预览
+			// 成功后刷新列表，更新订单状态
+			loadOrders()
 		} else {
 			uni.showModal({
 				title: '发送失败',
@@ -165,13 +195,22 @@
 
 	.header {
 		margin-bottom: 25px;
+		display: flex;
+		flex-direction: row;
+		align-items: center;
+		gap: 20rpx;
+	}
+
+	.back-link {
+		font-size: 14px;
+		color: #007aff;
+		cursor: pointer;
 	}
 
 	.title {
 		font-size: 20px;
 		font-weight: bold;
 		color: #333;
-		display: block;
 	}
 
 	.subtitle {