套题生成添加超时机制

src/main/java/com/project/classicpaper/config/ClassicPaperTimeoutProperties.java

@@ -0,0 +1,15 @@
+package com.project.classicpaper.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+@Data
+@Component
+@ConfigurationProperties(prefix = "classicpaper.timeout")
+public class ClassicPaperTimeoutProperties {
+
+    private int thresholdMinutes = 120;
+
+    private long intervalMs = 300000L;
+}

src/main/java/com/project/classicpaper/domain/enums/ClassicPaperStatusEnum.java

@@ -10,7 +10,8 @@ public enum ClassicPaperStatusEnum implements HasValueEnum<Integer> {
     GENERATING(0, "生成中"),
     DRAFT(1, "已生成"),
     CONFIRMED(2, "已固化"),
-    DISCARDED(3, "已废弃");
+    DISCARDED(3, "已废弃"),
+    FAILED(4,"生成失败");
 
     private final Integer value;
     private final String desc;

src/main/java/com/project/classicpaper/domain/job/ClassicPaperGenerationTimeoutJob.java

@@ -0,0 +1,71 @@
+package com.project.classicpaper.domain.job;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.project.base.config.ScheduledTaskProperties;
+import com.project.classicpaper.config.ClassicPaperTimeoutProperties;
+import com.project.classicpaper.domain.entity.ClassicPaperSetEntity;
+import com.project.classicpaper.domain.enums.ClassicPaperStatusEnum;
+import com.project.classicpaper.domain.service.ClassicPaperSetBaseService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+
+import java.util.Date;
+import java.util.List;
+
+/**
+ * 套题组生成超时检测
+ * 扫描 status=GENERATING 且 create_time 超过阈值的套题组，标记为 FAILED
+ * 防止算法侧漏回调导致套题组永久停留在"生成中"
+ */
+@Service
+@Slf4j
+public class ClassicPaperGenerationTimeoutJob {
+
+    @Autowired
+    private ClassicPaperSetBaseService classicPaperSetBaseService;
+
+    @Autowired
+    private ScheduledTaskProperties taskProps;
+
+    @Autowired
+    private ClassicPaperTimeoutProperties timeoutProps;
+
+    @Scheduled(fixedRateString = "${classicpaper.timeout.interval-ms:300000}")
+    public void checkSetTimeout() {
+        if ("local".equalsIgnoreCase(taskProps.getOwner())) {
+            return;
+        }
+
+        Date cutoff = new Date(System.currentTimeMillis() - timeoutProps.getThresholdMinutes() * 60_000L);
+
+        try {
+            List<ClassicPaperSetEntity> stale = classicPaperSetBaseService.list(
+                    new LambdaQueryWrapper<ClassicPaperSetEntity>()
+                            .eq(ClassicPaperSetEntity::getStatus, ClassicPaperStatusEnum.GENERATING.getValue())
+                            .lt(ClassicPaperSetEntity::getCreateTime, cutoff)
+            );
+
+            if (stale.isEmpty()) {
+                return;
+            }
+
+            for (ClassicPaperSetEntity set : stale) {
+                long elapsedMin = (System.currentTimeMillis() - set.getCreateTime().getTime()) / 60_000L;
+                boolean updated = classicPaperSetBaseService.lambdaUpdate()
+                        .eq(ClassicPaperSetEntity::getId, set.getId())
+                        .eq(ClassicPaperSetEntity::getStatus, ClassicPaperStatusEnum.GENERATING.getValue())
+                        .set(ClassicPaperSetEntity::getStatus, ClassicPaperStatusEnum.FAILED.getValue())
+                        .update();
+
+                if (updated) {
+                    log.warn(">>> [套题超时] setId={}, createTime={}, elapsed={}min, 标记为生成失败",
+                            set.getId(), set.getCreateTime(), elapsedMin);
+                }
+            }
+        } catch (Exception e) {
+            log.error(">>> [套题超时] 扫描异常", e);
+        }
+    }
+}

src/main/resources/application-dev.yml

@@ -135,3 +135,10 @@ classicpaper:
     # 补充任务初始延迟（毫秒），避免高峰期"挤"算法
     replenish-delay-ms: 10000
 
+  # 套题生成超时检测
+  timeout:
+    # 生成超时阈值（分钟），超过此时间仍在 GENERATING 则标记为 FAILED
+    threshold-minutes: 120
+    # 检查间隔（毫秒），每 5 分钟扫描一次
+    interval-ms: 300000
+

src/main/resources/application-prod.yml

@@ -109,3 +109,15 @@ classicpaper:
   mock:
     regenerate-delay-ms: 0
     regenerate-delay-max-ms: 0
+  # 套题生成超时检测
+  timeout:
+    # 生成超时阈值（分钟），超过此时间仍在 GENERATING 则标记为 FAILED
+    threshold-minutes: 120
+    # 检查间隔（毫秒），每 5 分钟扫描一次
+    interval-ms: 300000
+# 简答题异步评分
+scoring:
+  # 每批最多处理多少道简答题
+  batch-size: 5
+  # 执行间隔（毫秒），每60秒扫描一次
+  interval-ms: 60000

src/main/resources/application-test.yml

@@ -109,6 +109,12 @@ classicpaper:
   # 是否启用真实算法（true=使用算法服务）
   algorithm:
     enabled: true
+  # 套题生成超时检测
+  timeout:
+    # 生成超时阈值（分钟），超过此时间仍在 GENERATING 则标记为 FAILED
+    threshold-minutes: 120
+    # 检查间隔（毫秒），每 5 分钟扫描一次
+    interval-ms: 300000
 # 简答题异步评分
 scoring:
   # 每批最多处理多少道简答题