[as instl] 기타 파일 그룹 ID 동일하게 업로드 하도록 변경함

apps/as/src/pages/instl-sncn/ui/cnfm-regist-page.tsx

@@ -124,9 +124,20 @@ function CnfmRegistPage() {
   const [privacyAgree, setPrivacyAgree] = useState<"Y" | "N">("N");
 
   /* ── 기타 첨부파일 ── */
-  type EtcFile = { id: number; name: string; ext: string; size: string; uploader: string };
+  type EtcFile = {
+    id: string;
+    name: string;
+    ext: string;
+    size: string;
+    uploader: string;
+    atflCd: string;
+    atflId: string;
+  };
   const [etcFiles, setEtcFiles] = useState<EtcFile[]>([]);
   const [etcNoticeOpen, setEtcNoticeOpen] = useState(true);
+  const [etcFileGroupId, setEtcFileGroupId] = useState("");
+  const [etcUploading, setEtcUploading] = useState(false);
+  const etcFileGroupIdRef = useRef("");
 
   /* ── 필수 첨부파일 ── */
   const { data: requiredAttachmentDefs = [] } = useQuery<EsntlAtchFileMngTreeResponseDto[]>({
@@ -227,6 +238,93 @@ function CnfmRegistPage() {
     e.target.value = "";
   };
 
+  const toFileSizeText = (size: number): string =>
+    size > 1024 * 1024 ? `${(size / 1024 / 1024).toFixed(1)}MB` : `${(size / 1024).toFixed(0)}KB`;
+
+  const uploadEtcFile = (file: File): Promise<EtcFile> =>
+    new Promise((resolve, reject) => {
+      let uploadedAtflCd = "";
+      let uploadedAtflId = "";
+
+      const upload = new Upload(file, {
+        endpoint: `${PROXY_HOST}${ENDPOINT.ATTACH_SERVICE.TUS_UPLOAD}`,
+        chunkSize: 10 * 1024 * 1024,
+        headers: {
+          [CLAIM_NAME]: getCookie(CLAIM_NAME) ?? "",
+          [AUTH_USER_ID]: getCookie(AUTH_USER_ID) ?? "",
+        },
+        metadata: {
+          filename: file.name,
+          filetype: file.type,
+          atflCd: etcFileGroupIdRef.current || "",
+        },
+        onError(error: Error) {
+          reject(error);
+        },
+        onAfterResponse(_req: unknown, res: HttpResponse) {
+          const fileInfo = res.getHeader("X-File-Info");
+          if (typeof fileInfo !== "string") return;
+
+          const parsed = JSON.parse(fileInfo) as { atflCd?: string; atflId?: string };
+          uploadedAtflCd = parsed.atflCd ?? "";
+          uploadedAtflId = parsed.atflId ?? "";
+
+          if (uploadedAtflCd) {
+            etcFileGroupIdRef.current = uploadedAtflCd;
+            setEtcFileGroupId((prev) => prev || uploadedAtflCd);
+          }
+        },
+        onSuccess() {
+          const ext = file.name.includes(".") ? file.name.split(".").pop() ?? "" : "";
+          resolve({
+            id: uploadedAtflId || `${Date.now()}_${Math.random()}`,
+            name: file.name,
+            ext,
+            size: toFileSizeText(file.size),
+            uploader: "(로그인 사용자)",
+            atflCd: uploadedAtflCd,
+            atflId: uploadedAtflId,
+          });
+        },
+      });
+
+      upload.start();
+    });
+
+  const handleEtcFilesChange = async (e: React.ChangeEvent<HTMLInputElement>) => {
+    const files = Array.from(e.target.files ?? []);
+    if (files.length === 0) return;
+
+    setEtcUploading(true);
+    const uploadedRows: EtcFile[] = [];
+    const failedNames: string[] = [];
+
+    for (const file of files) {
+      try {
+        const uploaded = await uploadEtcFile(file);
+        uploadedRows.push(uploaded);
+      } catch (error) {
+        console.error("기타 첨부파일 업로드 실패", error);
+        failedNames.push(file.name);
+      }
+    }
+
+    if (uploadedRows.length > 0) {
+      setEtcFiles((prev) => [...prev, ...uploadedRows]);
+      if (!etcFileGroupId && uploadedRows[0].atflCd) {
+        setEtcFileGroupId(uploadedRows[0].atflCd);
+        etcFileGroupIdRef.current = uploadedRows[0].atflCd;
+      }
+    }
+
+    if (failedNames.length > 0) {
+      alert(`일부 파일 업로드에 실패했습니다. (${failedNames.join(", ")})`);
+    }
+
+    setEtcUploading(false);
+    e.target.value = "";
+  };
+
   /* ── 체크리스트 ── */
   type CheckResultVal = "Y" | "N" | null;
   const [checkResults, setCheckResults] = useState<Record<string, CheckResultVal>>({});
@@ -560,7 +658,7 @@ function CnfmRegistPage() {
     dsgnrTelno,
     dsgnrOgdpNm: dsgnrPsitn,
     dsgnrEmlAddr,
-    atchFileGroupId: "",
+    atchFileGroupId: etcFileGroupId,
     prgrsSttsComCd,
     prgrsSttsCdNm: "",
     regDt: "",
@@ -1202,29 +1300,23 @@ function CnfmRegistPage() {
             type="text"
             className="cnfm-input min-w-0 flex-1"
             placeholder="첨부문서를 등록해주세요"
+            value={
+              etcUploading
+                ? "업로드 중..."
+                : etcFiles.length > 0
+                  ? `${etcFiles.length}개 파일 등록됨`
+                  : ""
+            }
             readOnly
           />
           <label className="cnfm-btn-search shrink-0 cursor-pointer whitespace-nowrap text-[1.2rem]">
-            첨부파일
+            {etcUploading ? "업로드중" : "첨부파일"}
             <input
               type="file"
               className="hidden"
               multiple
-              onChange={(e) => {
-                const files = Array.from(e.target.files ?? []);
-                const mapped: EtcFile[] = files.map((f, i) => ({
-                  id: Date.now() + i,
-                  name: f.name.replace(/\.[^.]+$/, ""),
-                  ext: f.name.split(".").pop() ?? "",
-                  size:
-                    f.size > 1024 * 1024
-                      ? `${(f.size / 1024 / 1024).toFixed(1)}MB`
-                      : `${(f.size / 1024).toFixed(0)}KB`,
-                  uploader: "(로그인 사용자)",
-                }));
-                setEtcFiles((prev) => [...prev, ...mapped]);
-                e.target.value = "";
-              }}
+              onChange={handleEtcFilesChange}
+              disabled={etcUploading}
             />
           </label>
         </div>
@@ -1259,7 +1351,16 @@ function CnfmRegistPage() {
                       <button
                         type="button"
                         className="text-[1.2rem] text-red-500 hover:text-red-700"
-                        onClick={() => setEtcFiles((prev) => prev.filter((x) => x.id !== f.id))}
+                        onClick={() =>
+                          setEtcFiles((prev) => {
+                            const next = prev.filter((x) => x.id !== f.id);
+                            if (next.length === 0) {
+                              setEtcFileGroupId("");
+                              etcFileGroupIdRef.current = "";
+                            }
+                            return next;
+                          })
+                        }
                       >
                         ✕
                       </button>