feat: add updateVenue API with score check

- Add PUT /martial/judgeInvite/updateVenue/{inviteId} endpoint
- Prevent venue change if judge has existing score records
- Return error message when judge has scores

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/main/java/org/springblade/modules/martial/controller/MartialJudgeInviteController.java

@@ -14,6 +14,9 @@ import org.springblade.modules.martial.pojo.dto.GenerateInviteDTO;
 import org.springblade.modules.martial.pojo.entity.MartialJudgeInvite;
 import org.springblade.modules.martial.pojo.vo.MartialJudgeInviteVO;
 import org.springblade.modules.martial.service.IMartialJudgeInviteService;
+import org.springblade.modules.martial.service.IMartialScoreService;
+import org.springblade.modules.martial.pojo.entity.MartialScore;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import org.springframework.web.bind.annotation.*;
 
 import java.util.List;
@@ -31,6 +34,7 @@ import java.util.Map;
 public class MartialJudgeInviteController extends BladeController {
 
 	private final IMartialJudgeInviteService judgeInviteService;
+	private final IMartialScoreService scoreService;
 
 	/**
 	 * 详情
@@ -224,4 +228,33 @@ public class MartialJudgeInviteController extends BladeController {
 		// 使用EasyExcel或POI导出
 	}
 
+
+	/**
+	 * 更新裁判场地
+	 */
+	@PutMapping("/updateVenue/{inviteId}")
+	@Operation(summary = "更新裁判场地", description = "更新裁判分配的场地")
+	public R<MartialJudgeInvite> updateVenue(@PathVariable Long inviteId, @RequestParam Long venueId) {
+		MartialJudgeInvite invite = judgeInviteService.getById(inviteId);
+		if (invite == null) {
+			return R.fail("邀请记录不存在");
+		}
+		// Check if judge has any score records
+		if (invite.getJudgeId() != null) {
+			long scoreCount = scoreService.count(
+				new LambdaQueryWrapper<MartialScore>()
+					.eq(MartialScore::getJudgeId, invite.getJudgeId())
+			);
+			if (scoreCount > 0) {
+				return R.fail("该裁判已有评分记录，无法修改场地");
+			}
+		}
+		invite.setVenueId(venueId);
+		boolean success = judgeInviteService.updateById(invite);
+		if (success) {
+			return R.data(invite);
+		}
+		return R.fail("更新失败");
+	}
+
 }