feat(line): 智电改造线路台账新增「线路数据」弹窗展示最近一次模拟量快照 - 后端新增GET /api/electricity-data/latest（按lineId取最大collect_time的全部模拟量行，RBAC device:list）；前端electricityDataApi.getLatestByLine与ElectricityLatestSnapshot类型；台账页表格新增固定右侧「操作」列与「线路数据」按钮，点击弹出720px弹窗显示线路信息（线路/编码/采集时间）及模拟量表格（模拟量名称/类型/数值/单位），无数据时显示空态提示

Co-Authored-By: Claude Sonnet 4.6 noreply@anthropic.com

client/src/views/device/line/index.vue

@@ -140,6 +140,11 @@
 							<template v-else-if="column.key === 'syncedAt'">
 								<span>{{ formatTime(record.syncedAt) }}</span>
 							</template>
+							<template v-else-if="column.key === 'action'">
+								<a-button type="link" size="small" @click="handleViewData(record)">
+									线路数据
+								</a-button>
+							</template>
 						</template>
 
 						<template #emptyText>
@@ -149,9 +154,31 @@
 				</div>
 			</div>
 		</div>
+	<a-modal
+		v-model:open="analogModal.open"
+		:title="analogModal.title"
+		:width="720"
+		:footer="null"
+	>
+		<div v-if="analogModal.loading" class="modal-tip">加载中...</div>
+		<div v-else-if="!analogModal.snapshot || !analogModal.snapshot.hasData" class="modal-tip">暂无模拟量数据，可点击「同步线路」或等待定时同步后查看</div>
+		<template v-else>
+			<div class="modal-meta">
+				<span>线路：{{ analogModal.snapshot.lineName || '-' }}</span>
+				<span>编码：{{ analogModal.snapshot.lineCode || '-' }}</span>
+				<span>采集时间：{{ formatTime(analogModal.snapshot.collectTime) }}</span>
+			</div>
+			<a-table
+				:columns="analogColumns"
+				:data-source="analogModal.snapshot.list"
+				:pagination="false"
+				row-key="analogType"
+				size="small"
+			/>
+		</template>
+	</a-modal>
 	</div>
 </template>
-
 <script setup lang="ts">
 import { ref, reactive, onMounted, computed } from 'vue';
 import { message } from 'ant-design-vue';
@@ -162,8 +189,10 @@ import {
 } from '@ant-design/icons-vue';
 import {
 	electricLineApi,
+	electricityDataApi,
 	type ElectricLine,
 	type ElectricLineQuery,
+	type ElectricityLatestSnapshot,
 } from '@/api/device';
 import { customerApi, type CustomerInfo } from '@/api/customer';
 import { useTableScroll } from '@/composables/useTableScroll';
@@ -172,6 +201,25 @@ const { wrapperRef, tableHeight } = useTableScroll();
 
 const loading = ref(false);
 const syncing = ref(false);
+	const analogModal = reactive<{
+		open: boolean;
+		loading: boolean;
+		title: string;
+		snapshot: ElectricityLatestSnapshot | null;
+	}>({
+		open: false,
+		loading: false,
+		title: '线路模拟数据',
+		snapshot: null,
+	});
+	
+	const analogColumns = [
+		{ title: '模拟量名称', dataIndex: 'analogName', key: 'analogName', ellipsis: true },
+		{ title: '类型', dataIndex: 'analogType', key: 'analogType', ellipsis: true, width: 100 },
+		{ title: '数值', dataIndex: 'analogValue', key: 'analogValue', align: 'center' as const, width: 120 },
+		{ title: '单位', dataIndex: 'analogUnit', key: 'analogUnit', align: 'center' as const, width: 80 },
+	];
+	
 const dataSource = ref<ElectricLine[]>([]);
 const total = ref(0);
 
@@ -197,6 +245,7 @@ const columns = [
 	{ title: '生产日期', dataIndex: 'produceDate', key: 'produceDate', ellipsis: true, width: 120 },
 	{ title: '状态', dataIndex: 'status', key: 'status', align: 'center' as const, width: 80 },
 	{ title: '同步时间', dataIndex: 'syncedAt', key: 'syncedAt', ellipsis: true, width: 170 },
+	{ title: '操作', key: 'action', align: 'center' as const, fixed: 'right' as const, width: 100 },
 ];
 
 const pagination = computed(() => ({
@@ -280,6 +329,25 @@ async function handleSync() {
 	}
 }
 
+	async function handleViewData(record: ElectricLine) {
+		analogModal.open = true;
+		analogModal.loading = true;
+		analogModal.title = `线路数据 - ${record.lineName || record.lineCode}`;
+		analogModal.snapshot = null;
+		try {
+			const res: any = await electricityDataApi.getLatestByLine(record.id);
+			if (res.code === 200) {
+				analogModal.snapshot = res.data;
+			} else {
+				message.error(res.message || '获取模拟数据失败');
+			}
+		} catch (error) {
+			message.error('获取模拟数据失败，请稍后重试');
+		} finally {
+			analogModal.loading = false;
+		}
+	}
+	
 function formatTime(val?: string) {
 	if (!val) return '-';
 	const d = new Date(val);
@@ -517,4 +585,22 @@ function formatTime(val?: string) {
 	background: #136bfb;
 	border-color: #136bfb;
 }
+	.modal-meta {
+		display: flex;
+		flex-wrap: wrap;
+		gap: 8px 24px;
+		font-size: 13px;
+		color: #5b6b7e;
+		margin-bottom: 12px;
+	}
+	.modal-meta span {
+		font-weight: 600;
+		color: #0d1c2c;
+	}
+	.modal-tip {
+		padding: 40px 0;
+		text-align: center;
+		color: #5b6b7e;
+	}
+	
 </style>