From 6a72198541ef29c9e269c89a81bae452eba17c2f Mon Sep 17 00:00:00 2001
From: Paul Pan <i@0x7f.app>
Date: Wed, 27 Dec 2023 22:28:16 +0800
Subject: [PATCH] fix: check problem version exists before submit (#3)

---
 internal/api/submission/create.go | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/internal/api/submission/create.go b/internal/api/submission/create.go
index d49ebe8..063deea 100644
--- a/internal/api/submission/create.go
+++ b/internal/api/submission/create.go
@@ -47,6 +47,13 @@ func (h *handler) Create(c *gin.Context) {
 		return
 	}
 
+	// query latest version
+	pv, status := h.problemService.QueryLatestVersion(req.Pid)
+	if status != e.Success {
+		e.Pong[any](c, status, nil)
+		return
+	}
+
 	// create submission
 	createData := &submission.CreateData{
 		ProblemID: req.Pid,
@@ -60,13 +67,6 @@ func (h *handler) Create(c *gin.Context) {
 		return
 	}
 
-	// query latest version
-	pv, status := h.problemService.QueryLatestVersion(req.Pid)
-	if status != e.Success {
-		e.Pong[any](c, status, nil)
-		return
-	}
-
 	// submit judge
 	payload := &model.SubmitJudgePayload{
 		ProblemVersionID: pv.ID,