feat(签署): 保存并还原患者勾选结果

签署完成时将患者勾选的条目固化到任务记录，重新打开已签署文书时还原勾选状态，重新发起签署则清空历史勾选。

clinical-web/src/views/workbench/signing/components/SigningDocumentInteractive.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { computed, ref } from 'vue'
+import { computed, onMounted, ref, watch } from 'vue'
 
 import type { SigningTaskRecord } from '@/api/workbench/types'
 import { buildSigningDocumentHtml } from '@/utils/signing-document'
@@ -22,10 +22,44 @@ const emit = defineEmits<{
 const containerRef = ref<HTMLElement | null>(null)
 const selectedItems = ref<string[]>([])
 
+// 任务自带勾选（已签署的文书）在挂载/切换任务时同步出来并上报，
+// 否则父级拿到的是空数组，会当成"一项都没勾"
+watch(
+  () => props.task,
+  (task) => {
+    selectedItems.value = [...(task.selectedItems ?? [])]
+    emit('selection-change', [...selectedItems.value])
+  },
+  { immediate: true },
+)
+
 const processedHtml = computed(() =>
   buildSigningDocumentHtml(props.task.documentContentHtml ?? '', props.task, props.interactive),
 )
 
+/**
+ * 兜底：文书 HTML 更新后，按任务记录再同步一次 DOM 的勾选状态。
+ * 生成 HTML 时已经写了 checked 属性，这里不依赖 attribute 在序列化中的表现，
+ * 确保「签完再打开时勾选还在」这件事稳定成立。
+ */
+function applyStoredSelection() {
+  const container = containerRef.value
+
+  if (!container) {
+    return
+  }
+
+  const selected = new Set(props.task.selectedItems ?? [])
+
+  container.querySelectorAll<HTMLInputElement>('input.sign-doc-checkbox').forEach((input) => {
+    input.checked = selected.has(input.getAttribute('data-sign-item') ?? '')
+  })
+}
+
+watch(processedHtml, applyStoredSelection, { flush: 'post' })
+
+onMounted(applyStoredSelection)
+
 function handleSelectionChange(event: Event) {
   const target = event.target as HTMLInputElement
 

clinical-web/src/views/workbench/signing/components/SigningTaskDetail.vue

@@ -24,6 +24,7 @@ defineProps<{
 const emit = defineEmits<{
   action: [action: SigningTaskAction]
   downloadArtifact: [artifact: SigningArtifact]
+  selectionChange: [items: string[]]
 }>()
 </script>
 
@@ -144,6 +145,7 @@ const emit = defineEmits<{
         v-if="task.documentContentHtml"
         :task="task"
         :interactive="allowLocalSigning && task.status !== 'signed' && task.status !== 'void'"
+        @selection-change="emit('selectionChange', $event)"
       />
       <SigningDocumentPreview v-else :task="task" />
       <TaskAuditTimeline :events="auditEvents" :loading="auditLoading" :error="auditError" />

clinical-web/src/views/workbench/signing/index.vue

@@ -80,6 +80,8 @@ const page = ref(1)
 const pageSize = ref(20)
 const selectedTaskId = ref<string | null>(null)
 const selectedTask = ref<SigningTaskRecord | null>(null)
+/** 当前任务里患者已勾选的条目，签署完成时随签名一起固化到任务上 */
+const signingSelection = ref<string[]>([])
 const taskEvents = ref<SigningTaskEvent[]>([])
 const artifacts = ref<SigningArtifact[]>([])
 const templates = ref<SigningTemplate[]>([])
@@ -213,6 +215,9 @@ async function loadOrganizationOptions() {
 
 async function loadTaskDetail(id: string | null) {
   const requestId = ++detailRequestId
+  // 换任务时先清空勾选，避免把上一个任务的勾选带到新任务上；
+  // 文书组件挂载后会用任务自身的勾选重新上报
+  signingSelection.value = []
 
   if (!id) {
     selectedTask.value = null
@@ -339,6 +344,10 @@ function selectTask(id: string) {
   void loadTaskDetail(id)
 }
 
+function handleSelectionChange(items: string[]) {
+  signingSelection.value = items
+}
+
 function handlePageChange(nextPage: number) {
   const pageCount = Math.max(Math.ceil(total.value / pageSize.value), 1)
 
@@ -504,7 +513,10 @@ async function confirmPadSignature(signatureDataUrl: string) {
   }
 
   try {
-    await refreshTask(await completeSigningTask(task.id, signatureDataUrl), '手写签署已完成')
+    await refreshTask(
+      await completeSigningTask(task.id, signatureDataUrl, signingSelection.value),
+      '手写签署已完成',
+    )
     signatureDialogVisible.value = false
   } catch {
     ElMessage.error('手写签署失败，请稍后重试')
@@ -519,7 +531,10 @@ async function completeOnlineSignature(signatureDataUrl: string) {
   }
 
   try {
-    await refreshTask(await completeSigningTask(task.id, signatureDataUrl), '线上签署已完成')
+    await refreshTask(
+      await completeSigningTask(task.id, signatureDataUrl, signingSelection.value),
+      '线上签署已完成',
+    )
     onlineDialogVisible.value = false
   } catch {
     ElMessage.error('线上签署失败，请稍后重试')
@@ -639,6 +654,7 @@ onMounted(() => {
         :pad-session-loading="padSessionLoading"
         @action="handleTaskAction"
         @download-artifact="downloadArtifact"
+        @selection-change="handleSelectionChange"
       />
     </div>