From 2f530d6595835484ab17afb0d8170e28cb74104f Mon Sep 17 00:00:00 2001
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 =?UTF-8?q?=E6=9F=A5=E7=9A=84=E8=8B=B1=E8=B1=AA?= <devhalo@163.com>
Date: Wed, 2 Sep 2026 10:26:42 +0800
Subject: [PATCH] =?UTF-8?q?ExamService=E5=A5=91=E7=BA=A6=E6=96=B0=E5=A2=9E?=
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---
 src/ExamService/JsonRpcInterface/ExamServiceInterface.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/ExamService/JsonRpcInterface/ExamServiceInterface.php b/src/ExamService/JsonRpcInterface/ExamServiceInterface.php
index f72e23e..4c3084e 100644
--- a/src/ExamService/JsonRpcInterface/ExamServiceInterface.php
+++ b/src/ExamService/JsonRpcInterface/ExamServiceInterface.php
@@ -99,6 +99,13 @@ interface ExamServiceInterface
      */
     public function submitWrongPractice(int $userId, array $params): array;
 
+    /**
+     * 错题练习抽题：按分类抽取用户当前错题（仅错题，不足 num 时全量返回），随机排序.
+     *
+     * @param array $params category_id 分类ID（模块根或知识点）；num 抽题数量；get_correct 是否附带正确答案
+     */
+    public function getWrongPracticeQuestions(array $params, int $userId): array;
+
     /**
      * 获取用户薄弱项（有错题且正确率低于阈值且正确率最低的模块；无则 null）.
      *