feat: 完善中文心理测评平台

lib/result-storage.ts

@@ -0,0 +1,39 @@
+const RESULT_STORAGE_KEY = 'questionnaire_result';
+
+interface StoredResult {
+  answers: string[];
+  savedAt: string;
+}
+
+function resultKey(questionnaireId: string) {
+  return `${RESULT_STORAGE_KEY}_${questionnaireId}`;
+}
+
+export function saveResult(questionnaireId: string, answers: string[]) {
+  try {
+    const result: StoredResult = {
+      answers,
+      savedAt: new Date().toISOString(),
+    };
+    sessionStorage.setItem(resultKey(questionnaireId), JSON.stringify(result));
+    return true;
+  } catch (error) {
+    console.error('Failed to save result:', error);
+    return false;
+  }
+}
+
+export function loadResult(questionnaireId: string): string[] | null {
+  try {
+    const raw = sessionStorage.getItem(resultKey(questionnaireId));
+    if (!raw) {
+      return null;
+    }
+
+    const parsed = JSON.parse(raw) as Partial<StoredResult>;
+    return Array.isArray(parsed.answers) ? parsed.answers : null;
+  } catch (error) {
+    console.error('Failed to load result:', error);
+    return null;
+  }
+}