临时保存知情同意书PDF列表

src/utils/examActions.ts

@@ -86,3 +86,55 @@ export const isExamActionDone = (examId: string | number, action: keyof ExamActi
   return record?.[action] === true;
 };
 
+/**
+ * 知情同意书PDF信息
+ */
+export interface TongyishuPdfInfo {
+  /** PDF文件名称 */
+  pdf_name: string;
+  /** PDF文件地址 */
+  pdf_url: string;
+  /** 组合代码 */
+  combination_code?: number | null;
+}
+
+/**
+ * 获取知情同意书PDF列表的存储 key
+ */
+export const getTongyishuPdfListKey = (examId: string | number): string => {
+  const today = getTodayString();
+  return `yh_tongyishu_pdf_list_${today}_${examId}`;
+};
+
+/**
+ * 存储知情同意书PDF列表
+ */
+export const setTongyishuPdfList = (
+  examId: string | number,
+  pdfList: TongyishuPdfInfo[]
+): void => {
+  if (typeof window === 'undefined') return;
+  
+  const key = getTongyishuPdfListKey(examId);
+  localStorage.setItem(key, JSON.stringify(pdfList));
+};
+
+/**
+ * 获取知情同意书PDF列表
+ */
+export const getTongyishuPdfList = (examId: string | number): TongyishuPdfInfo[] | null => {
+  if (typeof window === 'undefined') return null;
+  
+  const key = getTongyishuPdfListKey(examId);
+  const raw = localStorage.getItem(key);
+  if (!raw) return null;
+  
+  try {
+    const parsed = JSON.parse(raw);
+    return Array.isArray(parsed) ? parsed as TongyishuPdfInfo[] : null;
+  } catch (err) {
+    console.warn('知情同意书PDF列表解析失败', err);
+    return null;
+  }
+};
+