Upload excel-download-ultimate-fix-v2.js

excel-download-ultimate-fix-v2.js

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+/**
+ * V.AI STUDIO — Excel Download Ultimate Fix v2.0
+ * FIX TRIỆT ĐỐI: File Excel chỉ tải được 1 lần, lần 2+ thất bại
+ * 
+ * GIẢI PHÁP:
+ * 1. KHÔNG revoke blob URLs ngay - cleanup khi tab đóng
+ * 2. TẠO MỚI blob hoàn toàn cho mỗi lần click  
+ * 3. Tương thích mọi trình duyệt (Chrome, Safari, Firefox)
+ */
+(function() {
+    'use strict';
+    
+    var excelBlobRegistry = [];
+    var isUnloading = false;
+    
+    // Cleanup khi tab đóng
+    function cleanupBlobs() {
+        isUnloading = true;
+        excelBlobRegistry.forEach(function(e) {
+            if (!e.revoked && e.url) {
+                try { URL.revokeObjectURL(e.url); e.revoked = true; } catch (err) {}
+            }
+        });
+        excelBlobRegistry = [];
+    }
+    
+    window.addEventListener('pagehide', cleanupBlobs);
+    window.addEventListener('beforeunload', cleanupBlobs);
+    window.addEventListener('unload', cleanupBlobs);
+    
+    // PATCH URL.revokeObjectURL - không revoke ngay
+    (function() {
+        var origRevoke = URL.revokeObjectURL;
+        URL.revokeObjectURL = function(url) {
+            if (isUnloading || !url || !url.startsWith('blob:')) {
+                return origRevoke.call(this, url);
+            }
+            var exists = excelBlobRegistry.find(function(e) { return e.url === url; });
+            if (!exists) {
+                excelBlobRegistry.push({ url: url, revoked: false, created: Date.now() });
+            }
+        };
+    })();
+    
+    // PATCH exportExcel (Báo giá)
+    var origExportExcel = window.exportExcel;
+    window.exportExcel = async function() {
+        if (typeof ExcelJS === 'undefined') return;
+        var d, qd, code;
+        if (window.VAI_QR && window.VAI_QR.getData) { 
+            d = window.VAI_QR.getData(); 
+            qd = d.qd; 
+            code = window.VAI_QR.getEffectiveOrderCode(); 
+        } else if (window._origGetQuoteData) { 
+            qd = window._origGetQuoteData(); 
+            code = (window.VAI_QR && window.VAI_QR.getEffectiveOrderCode) ? window.VAI_QR.getEffectiveOrderCode() : 'VAS'; 
+        } else return;
+        
+        var wb = new ExcelJS.Workbook(), ws = wb.addWorksheet('Báo giá');
+        ws.views = [{showGridLines:false}];
+        ws.columns = [{width:5},{width:34},{width:18},{width:10},{width:12}];
+        
+        ws.mergeCells('A1:E1');
+        ws.getCell('A1').value = 'BẢNG BÁO GIÁ';
+        ws.getCell('A1').font = {bold:true,size:16,color:{argb:'FF003F62'}};
+        ws.getCell('A1').alignment = {horizontal:'center'};
+        ws.getRow(1).height = 26;
+        
+        ws.getCell('A2').value = 'Khách hàng:';
+        ws.mergeCells('B2:D2');
+        ws.getCell('B2').value = (qd.customer ? qd.customer.name : '') || '';
+        
+        ws.getCell('A3').value = 'SĐT:';
+        ws.getCell('B3').value = (qd.customer ? qd.customer.phone : '') || '';
+        ws.getCell('D3').value = 'Mã: ' + code;
+        
+        ws.getCell('A4').value = 'Địa chỉ:';
+        ws.mergeCells('B4:E4');
+        ws.getCell('B4').value = (qd.customer ? qd.customer.addr : '') || '';
+        
+        var hr = ws.getRow(6);
+        ['STT','Tên SP','Mã','SL','Giá'].forEach(function(h,i){ 
+            var c = hr.getCell(i+1); c.value=h; c.font={bold:true}; 
+        });
+        
+        var cr=7, total=0;
+        (qd.items||[]).forEach(function(it,i){
+            var row = ws.getRow(cr);
+            row.values = [i+1, it.name||'', it.model||'', it.qty||1, it.discPrice||it.price||0];
+            if((it.discPrice||it.price)>0) row.getCell(5).numFmt = '#,##0"đ"';
+            total += (it.discPrice||it.price||0)*(it.qty||1);
+            cr++;
+        });
+        
+        cr++;
+        ws.mergeCells(cr,1,cr,4);
+        ws.getCell('A'+cr).value = 'TỔNG CỘNG';
+        ws.getCell('A'+cr).font = {bold:true};
+        ws.getCell('E'+cr).value = total;
+        ws.getCell('E'+cr).font = {bold:true};
+        ws.getCell('E'+cr).numFmt = '#,##0"đ"';
+        
+        var buf = await wb.xlsx.writeBuffer();
+        var blob = new Blob([buf], {type:'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'});
+        var url = URL.createObjectURL(blob);
+        excelBlobRegistry.push({url:url, revoked:false, created:Date.now()});
+        
+        var a = document.createElement('a');
+        a.href = url;
+        a.download = code + '.xlsx';
+        document.body.appendChild(a);
+        a.click();
+        setTimeout(function(){ document.body.removeChild(a); }, 100);
+        
+        if(typeof showToast==='function') showToast('✅ Đã tải ' + code + '.xlsx');
+    };
+    
+    // PATCH exportDeliveryExcel (Giao hàng)
+    var origExportDeliveryExcel = window.exportDeliveryExcel;
+    window.exportDeliveryExcel = async function(order,opt) {
+        if (typeof ExcelJS === 'undefined') return;
+        
+        var qd = {customer:{},items:[]};
+        if (order && order.items) {
+            qd.customer = {name:order.customer||'', phone:order.phone||'', addr:order.addr||'', date:order.date||''};
+            qd.items = (order.items||[]).map(function(it,i){
+                return {stt:i+1, name:it.name||'', model:it.model||'', qty:it.qty||1, note:it.note||''};
+            });
+        } else if (window._origGetQuoteData) {
+            var raw = window._origGetQuoteData();
+            qd.customer = raw.customer||{};
+            qd.items = raw.items||[];
+        }
+        
+        var code = (order && order.code) ? order.code : 
+                   ((window.VAI_QR && window.VAI_QR.getEffectiveOrderCode) ? window.VAI_QR.getEffectiveOrderCode() : 'VAS-GH');
+        
+        var wb = new ExcelJS.Workbook(), ws = wb.addWorksheet('Giao hàng');
+        ws.views = [{showGridLines:false}];
+        ws.columns = [{width:5},{width:34},{width:14},{width:8},{width:20}];
+        
+        ws.mergeCells('A1:E1');
+        ws.getCell('A1').value = 'PHIẾU GIAO HÀNG';
+        ws.getCell('A1').font = {bold:true,size:16,color:{argb:'FF003F62'}};
+        ws.getCell('A1').alignment = {horizontal:'center'};
+        ws.getRow(1).height = 26;
+        
+        ws.getCell('A2').value = 'KH: ' + (qd.customer.name||'');
+        ws.getCell('D2').value = 'Mã: ' + code;
+        ws.getCell('A3').value = 'SĐT: ' + (qd.customer.phone||'');
+        ws.getCell('D3').value = 'Ngày: ' + (qd.customer.date||'');
+        ws.getCell('A4').value = 'Địa chỉ: ' + (qd.customer.addr||'');
+        
+        var hr = ws.getRow(6);
+        ['STT','Tên sản phẩm','Mã SP','SL','Ghi chú'].forEach(function(h,i){ 
+            var c = hr.getCell(i+1); c.value=h; c.font={bold:true, color:{argb:'FFFFFFFF'}};
+            c.fill = {type:'pattern', pattern:'solid', fgColor:{argb:'FF003F62'}};
+        });
+        
+        var cr=7, totalQty=0;
+        (qd.items||[]).forEach(function(it,i){
+            var row = ws.getRow(cr);
+            row.values = [i+1, it.name||'', it.model||'', it.qty||1, it.note||''];
+            totalQty += (it.qty||1);
+            cr++;
+        });
+        
+        var tr = ws.getRow(cr);
+        ws.mergeCells(cr,1,cr,3);
+        ws.getCell('A'+cr).value = 'TỔNG CỘNG SỐ LƯỢNG';
+        ws.getCell('D'+cr).value = totalQty;
+        
+        var buf = await wb.xlsx.writeBuffer();
+        var blob = new Blob([buf], {type:'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'});
+        var url2 = URL.createObjectURL(blob);
+        excelBlobRegistry.push({url:url2, revoked:false, created:Date.now()});
+        
+        var a2 = document.createElement('a');
+        a2.href = url2;
+        a2.download = 'GH-' + code + '.xlsx';
+        document.body.appendChild(a2);
+        a2.click();
+        setTimeout(function(){ document.body.removeChild(a2); }, 100);
+        
+        if(typeof showToast==='function') showToast('✅ Đã tải GH-' + code + '.xlsx');
+    };
+    
+    console.log('[Excel Ultimate Fix v2.0] Loaded');
+})();