adding error alert

src/components/ErrorNotification.jsx

@@ -0,0 +1,61 @@
+import { useEffect } from "react";
+import { motion, AnimatePresence } from "framer-motion";
+
+export default function ErrorNotification({ message, onClose, duration = 4000 }) {
+  // Auto close setelah beberapa detik
+  useEffect(() => {
+    if (!message) return;
+    const timer = setTimeout(() => {
+      onClose && onClose();
+    }, duration);
+    return () => clearTimeout(timer);
+  }, [message, onClose, duration]);
+
+  return (
+    <AnimatePresence>
+      {message && (
+        <motion.div
+          initial={{ opacity: 0, y: -30 }}
+          animate={{ opacity: 1, y: 0 }}
+          exit={{ opacity: 0, y: -20 }}
+          transition={{ duration: 0.3 }}
+          className="fixed bottom-5 right-5 z-50 w-90 max-w-[90vw]"
+        >
+          <div className="flex items-start gap-3 bg-red-50 border border-red-200 rounded-lg p-4 shadow-lg">
+            {/* Icon */}
+            <div className="text-red-500 mt-0.5">
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                fill="none"
+                viewBox="0 0 24 24"
+                strokeWidth={2}
+                stroke="currentColor"
+                className="w-6 h-6"
+              >
+                <path
+                  strokeLinecap="round"
+                  strokeLinejoin="round"
+                  d="M12 9v3.75m0 3.75h.007v.007H12v-.007zM21 12a9 9 0 11-18 0 9 9 0 0118 0z"
+                />
+              </svg>
+            </div>
+
+            {/* Text */}
+            <div className="flex-1 text-sm text-red-800">
+              <p className="font-semibold mb-1">Terjadi Kesalahan</p>
+              <p className="leading-tight">{message}</p>
+            </div>
+
+            {/* Close Button */}
+            <button
+              onClick={onClose}
+              className="text-red-500 hover:text-red-700 transition"
+            >
+              ✕
+            </button>
+          </div>
+        </motion.div>
+      )}
+    </AnimatePresence>
+  );
+}

src/pages/admin/upload/controller_admin_upload.jsx

@@ -72,8 +72,9 @@ export function useUploadController() {
       }else{
         setLoading(false);
       }
-    } finally {
-      // setLoading(false);
+    } catch(err){
+      setLoading(false);
+      throw err
     }
   };
 
@@ -84,8 +85,9 @@ export function useUploadController() {
       const res = await uploadPdf(selectedTable);
       dispatch(setResult(res));
       navigate("/admin/upload/validate");
-    } finally {
-      // setLoading(false);
+    } catch(err){
+      setLoading(false);
+      throw err
     }
   };
 
@@ -100,8 +102,9 @@ export function useUploadController() {
       const res = await saveToDatabase(data);
       dispatch(setValidatedData(res));
       navigate("/admin/upload/success");
-    } finally {
-      // setLoading(false);
+    } catch(err){
+      setLoading(false);
+      throw err
     }
   };
 

src/pages/admin/upload/service_admin_upload.jsx

@@ -40,8 +40,7 @@ export async function uploadFile(file, page = null, sheet = null) {
     });
     return response.data;
   } catch (error) {
-    console.error("Upload gagal:", error);
-    throw error.response?.data || { message: "Gagal mengunggah file." };
+    throw error.response?.data.detail || "Gagal proses file.";
   }
 }
 
@@ -52,8 +51,7 @@ export async function uploadPdf(data) {
     });
     return response.data;
   } catch (error) {
-    console.error("Gagal kirim JSON:", error);
-    throw error.response?.data || { message: "Terjadi kesalahan." };
+    throw error.response?.data.detail || { message: "Gagal proses file." };
   }
 }
 
@@ -65,7 +63,6 @@ export async function saveToDatabase(data) {
     });
     return response.data;
   } catch (error) {
-    console.error("Gagal kirim JSON:", error);
-    throw error.response?.data || { message: "Terjadi kesalahan." };
+    throw error.response?.data.detail || { message: "Gagal upload data." };
   }
 }

src/pages/admin/upload/views_admin_upload.jsx

@@ -1,10 +1,11 @@
+import { useEffect, useState } from "react";
 import { useUploadController } from "./controller_admin_upload";
 import { useDispatch } from "react-redux";
 import LoadingOverlay from "../../../components/LoadingOverlay";
+import ErrorNotification from "../../../components/ErrorNotification";
 import FileDropzone from "../../../components/FileDropzone";
 import PdfPageSelector from "../../../components/PdfPageSelector";
 import { Link } from "react-router-dom";
-import { useEffect } from "react";
 import { reset } from "../../../store/slices/uploadSlice";
 
 export default function ViewsAdminUploadStep1() {
@@ -26,6 +27,8 @@ export default function ViewsAdminUploadStep1() {
     handleUpload,
     handleNextPdf
   } = useUploadController();
+  const [errorMsg, setErrorMsg] = useState("");
+  const ext = file ? file.name.split(".").pop().toLowerCase() : "";
 
   const handlePageSelection = (pages) => {
     console.log("Halaman PDF yang dipilih:", pages);
@@ -33,16 +36,34 @@ export default function ViewsAdminUploadStep1() {
     dispatch(setSelectedPages(pages));
   };
 
-  const ext = file ? file.name.split(".").pop().toLowerCase() : "";
+  const handleProcess = async () => {
+    try {
+      await handleUpload();
+    } catch (err) {
+      setErrorMsg(err);
+    }
+  };
+
+  const handleProcessPdf = async () => {
+    try {
+      await handleNextPdf();
+    } catch (err) {
+      setErrorMsg(err);
+    }
+  };
 
   useEffect(() => {
     dispatch(reset())
   }, [])
 
-
   return (
     <div className="max-w-4xl mx-auto py-10">
 
+      <ErrorNotification
+        message={errorMsg}
+        onClose={() => setErrorMsg("")}
+      />
+
       <LoadingOverlay show={loading} text="Processing..." />
 
       <div className="mb-6 flex justify-between items-center">
@@ -119,7 +140,7 @@ export default function ViewsAdminUploadStep1() {
           {/* Tombol Upload */}
           <div className={`mt-6 flex justify-center ${(result && result.file_type === ".pdf" && result.tables?.length > 1) ? 'hidden' : 'block' }`}>
             <button
-              onClick={handleUpload}
+              onClick={handleProcess}
               disabled={
                 loading || 
                 (result && result.file_type === ".pdf" && result.tables?.length > 1) || 
@@ -210,7 +231,7 @@ export default function ViewsAdminUploadStep1() {
           </ul>
           
           <button
-            onClick={handleNextPdf}
+            onClick={handleProcessPdf}
             disabled={!selectedTable}
             className="w-full mt-4 px-5 py-2 bg-green-600 text-white rounded hover:bg-green-700 disabled:bg-gray-300"
           >

src/pages/admin/upload/views_admin_validate_upload.jsx

@@ -3,6 +3,7 @@ import { useUploadController } from "./controller_admin_upload";
 import { useSelector } from "react-redux";
 import LoadingOverlay from "../../../components/LoadingOverlay";
 import Notification from "../../../components/Notification";
+import ErrorNotification from "../../../components/ErrorNotification";
 import { Navigate } from "react-router-dom";
 import FilePreview from "../../../components/upload/FilePreview";
 
@@ -18,6 +19,7 @@ export default function ViewsAdminUploadValidate() {
   const [showAlert, setShowAlert] = useState(false);
   const [alertMessage, setAlertMessage] = useState("");
   const [alertType, setAlertType] = useState("info");
+  const [errorMsg, setErrorMsg] = useState("");
 
   useEffect(() => {
     const handleBeforeUnload = (e) => {
@@ -55,7 +57,7 @@ export default function ViewsAdminUploadValidate() {
   
   if (!result) return <Navigate to="/admin/upload" />;
   
-  const handleUploadClick = () => {
+  const handleUploadClick = async () => {
     if (!tableTitle.trim()) {
       setAlertMessage(
         "❗Judul tabel belum diisi. Silakan isi sebelum melanjutkan."
@@ -64,7 +66,13 @@ export default function ViewsAdminUploadValidate() {
       setShowAlert(true);
       return;
     }
-    handleConfirmUpload();
+
+    // handleConfirmUpload();
+    try {
+      await handleConfirmUpload();
+    } catch (err) {
+      setErrorMsg(err);
+    }
   };
 
   return (
@@ -77,6 +85,11 @@ export default function ViewsAdminUploadValidate() {
         />
       )}
 
+      <ErrorNotification
+        message={errorMsg}
+        onClose={() => setErrorMsg("")}
+      />
+
       <LoadingOverlay show={loading} text="Upload to database..." />
 
       <h1 className="text-2xl font-bold mb-4">✅ Validasi & Konfirmasi Data</h1>