2 files changed, 66 insertions, 7 deletions

diff --git a/lib/swp/actions.ts b/lib/swp/actions.ts
index eea8c9c2..6962884e 100644
--- a/lib/swp/actions.ts
+++ b/lib/swp/actions.ts
@@ -518,15 +518,21 @@ export async function cancelVendorUploadedFile(params: CancelUploadedFileParams)
     debugLog(`[cancelVendorUploadedFile] 취소 시작`, params);
     
     const { callSaveInBoxListCancelStatus } = await import("./api-client");
-    await callSaveInBoxListCancelStatus({
+    const cancelCount = await callSaveInBoxListCancelStatus({
       boxSeq: params.boxSeq,
       actvSeq: params.actvSeq,
       chgr: `evcp${params.userId}`,
     });
     
-    debugSuccess(`[cancelVendorUploadedFile] 취소 완료`, params);
+    debugSuccess(`[cancelVendorUploadedFile] 취소 완료`, { 
+      ...params, 
+      cancelCount 
+    });
     
-    return { success: true };
+    return { 
+      success: true, 
+      cancelCount 
+    };
   } catch (error) {
     debugError(`[cancelVendorUploadedFile] 취소 실패`, { error });
     throw new Error(
diff --git a/lib/swp/api-client.ts b/lib/swp/api-client.ts
index 3ac980fb..4943a42a 100644
--- a/lib/swp/api-client.ts
+++ b/lib/swp/api-client.ts
@@ -157,6 +157,55 @@ async function callSwpApi<T>(
   }
 }
 
+/**
+ * SWP API 호출 (단일 값 반환용)
+ * 배열이 아닌 단일 값(숫자, 문자열 등)을 반환하는 API용
+ */
+async function callSwpApiSingle<T>(
+  endpoint: string,
+  body: Record<string, unknown>,
+  resultKey: string
+): Promise<T> {
+  const url = `${SWP_BASE_URL}/Services/WebService.svc/${endpoint}`;
+
+  console.log(`[SWP API] 호출: ${endpoint}`, body);
+
+  try {
+    const response = await fetch(url, {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+      },
+      body: JSON.stringify(body),
+      signal: AbortSignal.timeout(30000), // 30초
+    });
+
+    if (!response.ok) {
+      throw new Error(
+        `SWP API 오류: ${response.status} ${response.statusText}`
+      );
+    }
+
+    const data = await response.json();
+
+    if (data[resultKey] === undefined) {
+      throw new Error(`API 응답 형식 오류: ${resultKey} 없음`);
+    }
+
+    console.log(`[SWP API] 성공: ${endpoint}`, data[resultKey]);
+
+    return data[resultKey] as T;
+  } catch (error) {
+    if (error instanceof Error) {
+      if (error.name === "AbortError") {
+        throw new Error(`API 타임아웃: 30초 초과`);
+      }
+      throw new Error(`${endpoint} 실패: ${error.message}`);
+    }
+    throw error;
+  }
+}
+
 // ============================================================================
 // 서버 액션: 문서 리스트 조회
 // ============================================================================
@@ -346,7 +395,7 @@ export async function analyzeSwpData(
 
   // 총 파일 사이즈 (숫자로 변환 가능한 것만)
   const totalFileSize = files.reduce((sum, f) => {
-    const size = parseInt(f.FILE_SZ, 10);
+    const size = f.FILE_SZ ? parseInt(f.FILE_SZ, 10) : 0;
     return sum + (isNaN(size) ? 0 : size);
   }, 0);
 
@@ -435,20 +484,24 @@ export interface CancelFileParams {
 
 /**
  * 파일 취소 API (SaveInBoxListCancelStatus)
+ * @returns 취소된 파일 개수
  */
 export async function callSaveInBoxListCancelStatus(
   params: CancelFileParams
-): Promise<void> {
+): Promise<number> {
   const body = {
     boxSeq: params.boxSeq,
     actvSeq: params.actvSeq,
     chgr: params.chgr,
   };
 
-  await callSwpApi(
+  // 응답 키는 "SaveInBoxCancelStatusResult" (List 없음)
+  const result = await callSwpApiSingle<number>(
     "SaveInBoxListCancelStatus",
     body,
-    "SaveInBoxListCancelStatusResult"
+    "SaveInBoxCancelStatusResult"
   );
+
+  return result;
 }