import { useCallback, useEffect, useRef } from 'react';
import { Modal } from 'antd';
import api from '../api';
import { message } from '../ui/app-message';

/**
 * Shared hook for viewing sensitive student info (phone / ID number).
 * Logs an audit entry before revealing the unmasked value.
 *
 * @param studentId - The student whose data is being viewed
 * @param module - Audit module label (e.g. '学生管理', '学生档案')
 * @param canLog - Whether the current user has log:create; when false any
 *   already-open confirm modal is destroyed.
 */
export function useViewSensitive(studentId: number, module: string, canLog: boolean) {
  const canLogRef = useRef(canLog);
  const modalRef = useRef<ReturnType<typeof Modal.confirm> | null>(null);
  canLogRef.current = canLog;

  useEffect(() => {
    if (!canLogRef.current && modalRef.current) {
      modalRef.current.destroy();
      modalRef.current = null;
    }
    return () => {
      modalRef.current?.destroy();
      modalRef.current = null;
    };
  }, []);

  return useCallback(
    (field: string, value: string) => {
      if (!canLogRef.current) return;
      modalRef.current = Modal.confirm({
        title: '查看敏感信息',
        content: `您即将查看 "${field}" 的完整信息。此操作将被记录。`,
        okText: '确认查看',
        cancelText: '取消',
        onOk: async () => {
          if (!canLogRef.current) return;
          try {
            await api.post('/operation-logs/audit', {
              module,
              action: '查看敏感信息',
              targetId: studentId,
              targetType: 'student',
              detail: `查看${field}`,
            });
          } catch {
            message.error('操作日志记录失败，请稍后重试');
            return;
          }
          Modal.info({
            title: field,
            content: value,
            okText: '关闭',
          });
        },
        afterClose: () => {
          modalRef.current = null;
        },
      });
    },
    [studentId, module],
  );
}