实现考试归档并永久锁定成绩流程

server.mjs

@@ -285,7 +285,7 @@ function publicExam(exam) {
   return {
     ...exam,
     totalScore: exam.subjects.reduce((sum, subject) => sum + Number(subject.fullScore || 0), 0),
-    registrationState: now < start ? 'upcoming' : now > end ? 'closed' : 'open'
+    registrationState: exam.archivedAt ? 'archived' : now < start ? 'upcoming' : now > end ? 'closed' : 'open'
   };
 }
 
@@ -374,6 +374,10 @@ function examResultSummary(db, registration) {
 
   return {
     examId: exam.id,
+    examName: exam.name,
+    examCode: exam.code,
+    examStart: exam.examStart,
+    archivedAt: exam.archivedAt || null,
     complete,
     publishedSubjects: published.length,
     subjectCount: subjects.length,
@@ -536,6 +540,7 @@ function prepareResultImport(db, rows) {
     else if (!account) rowErrors.push('报名号不存在');
     if (!examCode) rowErrors.push('考试代码不能为空');
     else if (!exam) rowErrors.push('考试代码不存在');
+    else if (exam.archivedAt) rowErrors.push('该考试已归档，成绩已永久锁定');
     if (!subjectName) rowErrors.push('科目不能为空');
     else if (exam && !subject) rowErrors.push('该考试中不存在此科目');
     if (exam && account && !registration) rowErrors.push('该考生没有已通过的本场考试报名');