fix: defer attendance settlement until lesson end

apps/admin/src/pages/Attendance/attendance-workspace.ts

@@ -84,6 +84,30 @@ export function summarizeLessonCheckins(
 }
 
 
+export type LessonAttendanceFilter = 'all' | 'checked_in' | 'not_checked_in';
+
+export interface LessonAttendanceFilterRecord {
+  student: { name: string };
+  status: string;
+}
+
+export function filterLessonAttendanceRecords<T extends LessonAttendanceFilterRecord>(
+  records: readonly T[],
+  keyword: string,
+  filter: LessonAttendanceFilter,
+): T[] {
+  const normalizedKeyword = keyword.trim().toLocaleLowerCase('zh-CN');
+  return records.filter((record) => {
+    const matchesKeyword =
+      !normalizedKeyword ||
+      record.student.name.toLocaleLowerCase('zh-CN').includes(normalizedKeyword);
+    if (!matchesKeyword || filter === 'all') return matchesKeyword;
+
+    const checkedIn = record.status === 'present' || record.status === 'late';
+    return filter === 'checked_in' ? checkedIn : !checkedIn;
+  });
+}
+
 export interface PunchDisplayRecord {
   status: string;
   source?: string;