feat(iot): 设备详情页新增设备影子 Tab

支持期望/上报属性对比、期望状态下发、影子开关与重置，并展示原始影子 JSON。

src/api/iot/device/shadow/index.ts

@@ -0,0 +1,51 @@
+import request from '@/config/axios'
+
+/** 设备影子属性对比 VO */
+export interface DeviceShadowPropertyVO {
+  identifier: string
+  name: string
+  dataType: string
+  dataSpecs?: any
+  dataSpecsList?: any[]
+  desiredValue?: any
+  reportedValue?: any
+  desiredTime?: number
+  reportedTime?: number
+}
+
+/** 设备影子 VO */
+export interface DeviceShadowVO {
+  version: number
+  shadowTime: number
+  status: number
+  properties: DeviceShadowPropertyVO[]
+  desired: Record<string, any>
+  reported: Record<string, any>
+  metadata: Record<string, any>
+}
+
+/** 设备影子 API */
+export const DeviceShadowApi = {
+  /** 获取设备影子 */
+  getDeviceShadow: async (deviceId: number) => {
+    return await request.get<DeviceShadowVO>({
+      url: `/iot/device/shadow/get`,
+      params: { deviceId }
+    })
+  },
+
+  /** 更新期望状态 */
+  updateDesiredState: async (data: { deviceId: number; desired: Record<string, any> }) => {
+    return await request.put({ url: `/iot/device/shadow/update-desired`, data })
+  },
+
+  /** 更新影子开关状态 */
+  updateShadowStatus: async (data: { deviceId: number; status: number }) => {
+    return await request.put({ url: `/iot/device/shadow/update-status`, data })
+  },
+
+  /** 重置影子 */
+  resetShadow: async (deviceId: number) => {
+    return await request.delete({ url: `/iot/device/shadow/reset`, params: { deviceId } })
+  }
+}

src/views/iot/device/device/detail/DeviceDetailsShadow.vue

@@ -0,0 +1,232 @@
+<!-- 设备影子 -->
+<template>
+  <ContentWrap>
+    <!-- 顶部信息栏 -->
+    <div class="flex items-center justify-between mb-4">
+      <div class="flex items-center gap-4">
+        <span class="text-sm text-gray-600"
+          >版本号：<b>{{ shadow.version ?? 0 }}</b></span
+        >
+        <span class="text-sm text-gray-600">
+          最后更新：{{ shadow.shadowTime ? formatTime(shadow.shadowTime) : '-' }}
+        </span>
+        <span class="text-sm text-gray-600 flex items-center gap-2">
+          影子开关：
+          <el-switch
+            v-model="shadowEnabled"
+            :active-value="CommonStatusEnum.ENABLE"
+            :inactive-value="CommonStatusEnum.DISABLE"
+            @change="handleStatusChange"
+          />
+        </span>
+      </div>
+      <div class="flex gap-2">
+        <el-button @click="loadShadow" :loading="loading">
+          <Icon icon="ep:refresh" class="mr-1" />刷新
+        </el-button>
+        <el-button type="danger" plain @click="handleReset" :loading="resetting">
+          重置影子
+        </el-button>
+      </div>
+    </div>
+
+    <!-- 属性对比表 -->
+    <el-table
+      :data="shadow.properties"
+      :show-overflow-tooltip="true"
+      :stripe="true"
+      :row-class-name="rowClassName"
+      v-loading="loading"
+    >
+      <el-table-column align="center" label="标识符" prop="identifier" width="140" />
+      <el-table-column align="center" label="名称" prop="name" width="120" />
+      <el-table-column align="center" label="数据类型" prop="dataType" width="100" />
+      <el-table-column align="center" label="期望值 (desired)" min-width="150">
+        <template #default="{ row }">
+          <span :class="{ 'text-orange-500 font-bold': isDelta(row) }">
+            {{ formatValue(row.desiredValue) }}
+          </span>
+        </template>
+      </el-table-column>
+      <el-table-column align="center" label="上报值 (reported)" min-width="150">
+        <template #default="{ row }">
+          <span :class="{ 'text-orange-500 font-bold': isDelta(row) }">
+            {{ formatValue(row.reportedValue) }}
+          </span>
+        </template>
+      </el-table-column>
+      <el-table-column align="center" label="期望更新时间" width="160">
+        <template #default="{ row }">
+          {{ row.desiredTime ? formatTime(row.desiredTime) : '-' }}
+        </template>
+      </el-table-column>
+      <el-table-column align="center" label="上报更新时间" width="160">
+        <template #default="{ row }">
+          {{ row.reportedTime ? formatTime(row.reportedTime) : '-' }}
+        </template>
+      </el-table-column>
+    </el-table>
+
+    <!-- 下发期望 -->
+    <el-divider content-position="left">下发期望状态</el-divider>
+    <el-table :data="writableProperties" :show-overflow-tooltip="true" :stripe="true">
+      <el-table-column align="center" label="标识符" prop="identifier" width="140" />
+      <el-table-column align="center" label="名称" prop="name" width="120" />
+      <el-table-column align="center" label="数据类型" prop="dataType" width="100" />
+      <el-table-column align="center" label="期望值" min-width="200">
+        <template #default="{ row }">
+          <el-input v-model="desiredForm[row.identifier]" placeholder="输入期望值" size="small" />
+        </template>
+      </el-table-column>
+    </el-table>
+    <div class="flex justify-end mt-4">
+      <el-button type="primary" @click="handleUpdateDesired" :loading="updating">
+        下发期望状态
+      </el-button>
+    </div>
+
+    <!-- 原始 JSON -->
+    <el-collapse class="mt-4">
+      <el-collapse-item title="原始影子文档 (JSON)" name="raw">
+        <pre class="text-xs bg-gray-50 p-4 rounded overflow-auto max-h-96">{{ rawJson }}</pre>
+      </el-collapse-item>
+    </el-collapse>
+  </ContentWrap>
+</template>
+
+<script setup lang="ts">
+import type { DeviceShadowVO } from '@/api/iot/device/shadow'
+import { DeviceShadowApi } from '@/api/iot/device/shadow'
+import { ThingModelData } from '@/api/iot/thingmodel'
+import { CommonStatusEnum } from '@/utils/constants'
+import { IoTThingModelAccessModeEnum, IoTThingModelTypeEnum } from '@/views/iot/utils/constants'
+import { formatDate } from '@/utils/formatTime'
+
+const props = defineProps<{
+  deviceId: number
+  thingModelList: ThingModelData[]
+}>()
+
+const message = useMessage()
+const loading = ref(false)
+const updating = ref(false)
+const resetting = ref(false)
+const shadow = ref<DeviceShadowVO>({
+  version: 0,
+  shadowTime: 0,
+  status: CommonStatusEnum.ENABLE,
+  properties: [],
+  desired: {},
+  reported: {},
+  metadata: {}
+})
+const shadowEnabled = ref(CommonStatusEnum.ENABLE)
+const desiredForm = ref<Record<string, any>>({})
+
+/** 可写属性列表（引导填写 desired） */
+const writableProperties = computed(() => {
+  return props.thingModelList.filter((item) => {
+    if (item.type !== IoTThingModelTypeEnum.PROPERTY) return false
+    const accessMode = item.property?.accessMode
+    return (
+      accessMode === IoTThingModelAccessModeEnum.READ_WRITE.value ||
+      accessMode === IoTThingModelAccessModeEnum.WRITE_ONLY.value
+    )
+  })
+})
+
+const rawJson = computed(() =>
+  JSON.stringify(
+    {
+      state: { desired: shadow.value.desired, reported: shadow.value.reported },
+      metadata: shadow.value.metadata,
+      version: shadow.value.version,
+      timestamp: shadow.value.shadowTime
+    },
+    null,
+    2
+  )
+)
+
+const loadShadow = async () => {
+  loading.value = true
+  try {
+    shadow.value = await DeviceShadowApi.getDeviceShadow(props.deviceId)
+    shadowEnabled.value = shadow.value.status ?? CommonStatusEnum.ENABLE
+  } finally {
+    loading.value = false
+  }
+}
+
+const handleStatusChange = async (status: number) => {
+  try {
+    await DeviceShadowApi.updateShadowStatus({ deviceId: props.deviceId, status })
+    message.success('影子开关已更新')
+  } catch {
+    shadowEnabled.value = shadow.value.status
+  }
+}
+
+const handleUpdateDesired = async () => {
+  const desired: Record<string, any> = {}
+  for (const [key, value] of Object.entries(desiredForm.value)) {
+    if (value !== undefined && value !== '') {
+      desired[key] = value
+    }
+  }
+  if (Object.keys(desired).length === 0) {
+    message.warning('请至少填写一个期望值')
+    return
+  }
+  updating.value = true
+  try {
+    await DeviceShadowApi.updateDesiredState({ deviceId: props.deviceId, desired })
+    message.success('期望状态已下发')
+    desiredForm.value = {}
+    await loadShadow()
+  } finally {
+    updating.value = false
+  }
+}
+
+const handleReset = async () => {
+  await message.confirm('确认重置该设备的影子文档？此操作将清空 desired 和 reported。')
+  resetting.value = true
+  try {
+    await DeviceShadowApi.resetShadow(props.deviceId)
+    message.success('影子已重置')
+    await loadShadow()
+  } finally {
+    resetting.value = false
+  }
+}
+
+const isDelta = (row: any) => {
+  const d = row.desiredValue
+  const r = row.reportedValue
+  if (d === undefined || d === null) return false
+  return String(d) !== String(r ?? '')
+}
+
+const rowClassName = ({ row }: { row: any }) => (isDelta(row) ? 'shadow-delta-row' : '')
+
+const formatValue = (val: any) => {
+  if (val === undefined || val === null) return '-'
+  if (typeof val === 'object') return JSON.stringify(val)
+  return String(val)
+}
+
+const formatTime = (epochSecond: number) => {
+  return formatDate(new Date(epochSecond * 1000))
+}
+
+onMounted(() => {
+  loadShadow()
+})
+</script>
+
+<style scoped>
+:deep(.shadow-delta-row) {
+  background-color: var(--el-color-warning-light-9) !important;
+}
+</style>

src/views/iot/device/device/detail/index.vue

@@ -27,6 +27,13 @@
       <el-tab-pane label="设备消息" name="log">
         <DeviceDetailsMessage v-if="activeTab === 'log'" :device-id="device.id" />
       </el-tab-pane>
+      <el-tab-pane label="设备影子" name="shadow">
+        <DeviceDetailsShadow
+          v-if="activeTab === 'shadow'"
+          :device-id="device.id"
+          :thing-model-list="thingModelList"
+        />
+      </el-tab-pane>
       <el-tab-pane label="模拟设备" name="simulator">
         <DeviceDetailsSimulator
           v-if="activeTab === 'simulator'"
@@ -70,6 +77,7 @@ import DeviceDetailsHeader from './DeviceDetailsHeader.vue'
 import DeviceDetailsInfo from './DeviceDetailsInfo.vue'
 import DeviceDetailsThingModel from './DeviceDetailsThingModel.vue'
 import DeviceDetailsMessage from './DeviceDetailsMessage.vue'
+import DeviceDetailsShadow from './DeviceDetailsShadow.vue'
 import DeviceDetailsSimulator from './DeviceDetailsSimulator.vue'
 import DeviceDetailConfig from './DeviceDetailConfig.vue'
 import DeviceModbusConfig from './DeviceModbusConfig.vue'