update printer

lib/presentation/components/print/print_ui.dart

@@ -88,9 +88,9 @@ class PrintUi {
       paperSize: paper,
     );
 
-    for (final item in order.orderItems) {
-      bytes += generator.reset();
+    bytes += generator.reset();
 
+    for (final item in order.orderItems) {
       bytes += builder.separator();
       bytes += builder.printerType(printerType: 'CHECKER');
       bytes += builder.separator();
@@ -118,11 +118,11 @@ class PrintUi {
         variantName: item.productVariantName,
         notes: item.notes,
       );
-
-      bytes += builder.separator();
-      bytes += builder.footer();
     }
 
+    bytes += builder.separator();
+    bytes += builder.cutOnly();
+
     return bytes;
   }
 
@@ -144,7 +144,17 @@ class PrintUi {
       paperSize: paper,
     );
 
+    // Group items by category
+    final Map<String, List<OrderItem>> groupedItems = {};
     for (final item in order.orderItems) {
+      final key = item.categoryName.isNotEmpty ? item.categoryName : 'Lainnya';
+      groupedItems.putIfAbsent(key, () => []).add(item);
+    }
+
+    for (final entry in groupedItems.entries) {
+      final categoryName = entry.key;
+      final items = entry.value;
+
       bytes += generator.reset();
 
       bytes += builder.separator();
@@ -158,17 +168,20 @@ class PrintUi {
         tableNumber: order.tableNumber,
       );
 
-      bytes += builder.separator();
+      bytes += builder.orderType(categoryName);
+
       bytes += builder.emptyLines(1);
 
-      bytes += builder.orderItem(
-        productName: item.productName,
-        quantity: item.quantity,
-        unitPrice: item.unitPrice.currencyFormatRpV2,
-        totalPrice: item.totalPrice.currencyFormatRpV2,
-        variantName: item.productVariantName,
-        notes: item.notes,
-      );
+      for (final item in items) {
+        bytes += builder.orderItem(
+          productName: item.productName,
+          quantity: item.quantity,
+          unitPrice: item.unitPrice.currencyFormatRpV2,
+          totalPrice: item.totalPrice.currencyFormatRpV2,
+          variantName: item.productVariantName,
+          notes: item.notes,
+        );
+      }
 
       bytes += builder.separator();
       bytes += builder.footer();

lib/presentation/components/print/receipt_component_builder.dart

@@ -9,11 +9,6 @@ class ReceiptComponentBuilder {
 
   ReceiptComponentBuilder({required this.generator, this.paperSize = 58});
 
-  /// Get separator line based on paper size
-  String get _separator => paperSize == 80
-      ? '------------------------------------------------'
-      : '--------------------------------';
-
   /// Print text centered with custom style
   List<int> textCenter(
     String text, {
@@ -48,11 +43,21 @@ class ReceiptComponentBuilder {
     );
   }
 
+  /// Characters per line based on paper size (always size1 font)
+  String get _separatorLine => paperSize == 80
+      ? '------------------------------------------------'
+      : '--------------------------------';
+
   /// Print separator line
   List<int> separator({bool bold = false}) {
     return generator.text(
-      _separator,
-      styles: PosStyles(bold: bold, align: PosAlign.center),
+      _separatorLine,
+      styles: PosStyles(
+        bold: bold,
+        align: PosAlign.center,
+        height: PosTextSize.size1,
+        width: PosTextSize.size1,
+      ),
     );
   }
 
@@ -116,6 +121,10 @@ class ReceiptComponentBuilder {
     return generator.feed(count);
   }
 
+  /// Helper: returns size2 for 80mm paper, size1 for 58mm
+  PosTextSize get _titleSize =>
+      paperSize == 80 ? PosTextSize.size2 : PosTextSize.size1;
+
   /// Print header (outlet info)
   List<int> header({
     required String outletName,
@@ -127,8 +136,8 @@ class ReceiptComponentBuilder {
     bytes += textCenter(
       outletName,
       bold: true,
-      height: PosTextSize.size1,
-      width: PosTextSize.size1,
+      height: _titleSize,
+      width: _titleSize,
     );
     bytes += textCenter(address);
     bytes += textCenter(phoneNumber);
@@ -143,8 +152,8 @@ class ReceiptComponentBuilder {
     bytes += textCenter(
       printerType,
       bold: true,
-      height: PosTextSize.size1,
-      width: PosTextSize.size1,
+      height: _titleSize,
+      width: _titleSize,
     );
 
     return bytes;
@@ -168,21 +177,16 @@ class ReceiptComponentBuilder {
   }) {
     List<int> bytes = [];
 
-    bytes += row2Columns('Nomor', orderNumber, leftWidth: 4, rightWidth: 8);
+    bytes += row2Columns('Nomor', orderNumber);
     bytes += row2Columns('Pelanggan', customerName);
-    bytes += row2Columns('Kasir', cashierName, leftWidth: 4, rightWidth: 8);
+    bytes += row2Columns('Kasir', cashierName);
 
     if (paymentMethod != null) {
-      bytes += row2Columns(
-        'Pembayaran',
-        paymentMethod,
-        leftWidth: 8,
-        rightWidth: 4,
-      );
+      bytes += row2Columns('Pembayaran', paymentMethod);
     }
 
     if (tableNumber != null && tableNumber.isNotEmpty) {
-      bytes += row2Columns('Meja', tableNumber, leftWidth: 8, rightWidth: 4);
+      bytes += row2Columns('Meja', tableNumber);
     }
 
     return bytes;
@@ -193,7 +197,7 @@ class ReceiptComponentBuilder {
     List<int> bytes = [];
 
     bytes += separator();
-    bytes += textCenter(type, bold: true);
+    bytes += textCenter(type, bold: true, height: _titleSize, width: _titleSize);
     bytes += separator();
 
     return bytes;
@@ -214,7 +218,7 @@ class ReceiptComponentBuilder {
         ? '$productName ($variantName)'
         : productName;
 
-    bytes += textLeft(displayName);
+    bytes += textLeft(displayName, bold: paperSize == 80);
     bytes += row2Columns(
       '$quantity x $unitPrice',
       totalPrice,
@@ -263,19 +267,27 @@ class ReceiptComponentBuilder {
     bytes += textCenter(
       message,
       bold: true,
-      height: PosTextSize.size1,
-      width: PosTextSize.size1,
+      height: _titleSize,
+      width: _titleSize,
     );
     if (kDebugMode) {
-      bytes += textCenter("$paperSize MM", );
+      bytes += textCenter("$paperSize MM");
     }
     bytes += feed(paperSize == 80 ? 3 : 1);
-    
+
     bytes += generator.cut();
 
     return bytes;
   }
 
+  /// Cut paper without printing footer message
+  List<int> cutOnly() {
+    List<int> bytes = [];
+    bytes += feed(paperSize == 80 ? 3 : 1);
+    bytes += generator.cut();
+    return bytes;
+  }
+
   /// Print QR Code
   List<int> qrCode(String data, {PosAlign align = PosAlign.center}) {
     return generator.qrcode(data, align: align);