From b3b42f0db6aa0ad48997bf7cda5264b96b0a755b Mon Sep 17 00:00:00 2001
From: sb <sb@MacBook-Pro.local>
Date: Sun, 5 Jul 2026 12:56:14 +0900
Subject: [PATCH] =?UTF-8?q?fix(ai):=20=EB=AA=A8=EB=8D=B8=EC=9D=B4=20?=
 =?UTF-8?q?=EC=84=A4=EB=AA=85=EB=AC=B8=20=EC=84=9E=EC=96=B4=20=EB=B0=98?=
 =?UTF-8?q?=ED=99=98=ED=95=B4=EB=8F=84=20JSON=EB=A7=8C=20=EC=B6=94?=
 =?UTF-8?q?=EC=B6=9C=20=E2=80=94=20=ED=8C=8C=EC=8B=B1=20=EA=B2=AC=EA=B3=A0?=
 =?UTF-8?q?=EC=84=B1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

첫 '{'~마지막 '}' 구간만 추출해 파싱, 중괄호 없으면 조용히 규칙 폴백(WARN 대신 INFO)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
---
 .../sb/web/account/service/AiEntryParser.java    | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/sb/web/account/service/AiEntryParser.java b/src/main/java/com/sb/web/account/service/AiEntryParser.java
index 42fabe1..428cbd4 100644
--- a/src/main/java/com/sb/web/account/service/AiEntryParser.java
+++ b/src/main/java/com/sb/web/account/service/AiEntryParser.java
@@ -86,7 +86,13 @@ public class AiEntryParser {
 
             String out = stripFences(resp.path("content").path(0).path("text").asText("")).trim();
             log.info("[ai-parse] 모델 원문='{}'", out);
-            JsonNode j = om.readTree(out);
+            // 모델이 설명문을 섞어 보내도 첫 '{'~마지막 '}' 만 추출해 JSON 파싱(견고성).
+            String json = extractJson(out);
+            if (json == null) {
+                log.info("[ai-parse] JSON 없음 — 거래 아님으로 간주, 규칙기반 폴백");
+                return Optional.empty();
+            }
+            JsonNode j = om.readTree(json);
 
             String type = "INCOME".equalsIgnoreCase(j.path("type").asText("EXPENSE")) ? "INCOME" : "EXPENSE";
             LocalDate date;
@@ -111,6 +117,14 @@ public class AiEntryParser {
         }
     }
 
+    /** 설명문이 앞뒤로 붙어도 첫 '{'~마지막 '}' 구간만 잘라 JSON 만 추출. 중괄호 없으면 null. */
+    private String extractJson(String s) {
+        int a = s.indexOf('{');
+        int b = s.lastIndexOf('}');
+        if (a >= 0 && b > a) return s.substring(a, b + 1);
+        return null;
+    }
+
     /** 모델이 ```json ... ``` 로 감쌌을 때 코드펜스 제거. */
     private String stripFences(String s) {
         String t = s.trim();