From 6f89f83433a3b47564e62fd612bb7765f677ccc7 Mon Sep 17 00:00:00 2001
From: Dauren777 <daurenmoldabaev99@mail.com>
Date: Fri, 19 Jun 2026 07:00:21 +0000
Subject: [PATCH] fix: load XLSX before event listeners

---
 index.html | 43 +++++++++++++++++++++----------------------
 1 file changed, 21 insertions(+), 22 deletions(-)

diff --git a/index.html b/index.html
index 694553f..8c6acf2 100644
--- a/index.html
+++ b/index.html
@@ -58,35 +58,34 @@
         </section>
     </main>
 
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.18.5/xlsx.full.min.js"></script>
     <script>
         document.getElementById('uploadBtn').addEventListener('click', function() {
             document.getElementById('excelFile').click();
         });
+
         document.getElementById('excelFile').addEventListener('change', function(e) {
             var file = e.target.files[0];
-            if (file) {
-                document.getElementById('statusMsg').textContent = 'Выбран: ' + file.name;
-                var reader = new FileReader();
-                reader.onload = function(ev) {
-                    try {
-                        var arr = new Uint8Array(ev.target.result);
-                        var wb = XLSX.read(arr, {type: 'array'});
-                        var ws = wb.Sheets[wb.SheetNames[0]];
-                        var rows = XLSX.utils.sheet_to_json(ws, {defval: ''});
-                        if (rows.length > 0) {
-                            document.getElementById('statusMsg').textContent = 'Загружено строк: ' + rows.length;
-                            buildDashboard(rows);
-                        }
-                    } catch(err) {
-                        document.getElementById('statusMsg').textContent = 'Ошибка: ' + err.message;
-                    }
-                };
-                reader.readAsArrayBuffer(file);
-            }
+            if (!file) return;
+            document.getElementById('statusMsg').textContent = 'Загрузка: ' + file.name + '...';
+
+            var reader = new FileReader();
+            reader.onload = function(ev) {
+                try {
+                    var arr = new Uint8Array(ev.target.result);
+                    var wb = XLSX.read(arr, {type: 'array'});
+                    var ws = wb.Sheets[wb.SheetNames[0]];
+                    var rows = XLSX.utils.sheet_to_json(ws, {defval: ''});
+                    if (!rows.length) { document.getElementById('statusMsg').textContent = 'Файл пуст'; return; }
+                    document.getElementById('statusMsg').textContent = 'Загружено: ' + rows.length + ' строк';
+                    buildDashboard(rows);
+                } catch(err) {
+                    document.getElementById('statusMsg').textContent = 'Ошибка: ' + err.message;
+                }
+            };
+            reader.readAsArrayBuffer(file);
         });
-    </script>
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/xlsx/0.18.5/xlsx.full.min.js"></script>
-    <script>
+
         function buildDashboard(raw) {
             document.getElementById('uploadSection').classList.add('hidden');
             document.getElementById('dashboard').classList.remove('hidden');