feat: Menambahkan fitur upload logo toko dan memperbaiki penanganan font dengan fallback

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

lib/services/esc_pos_print_service.dart

@@ -62,6 +62,22 @@ class EscPosPrintService {
     // Mulai dengan inisialisasi printer
     List<int> bytes = [];
 
+    // Coba tambahkan logo toko jika ada
+    final logoPath = prefs.getString('store_logo_path');
+    if (logoPath != null && logoPath.isNotEmpty) {
+      try {
+        final img.Image? logo = await getImageFromFilePath(logoPath);
+        if (logo != null) {
+          // Mengubah ukuran logo agar pas di struk (lebar maks 300px)
+          final resizedLogo = img.copyResize(logo, width: 300);
+          bytes += generator.image(resizedLogo, align: PosAlign.center);
+          bytes += generator.feed(1); // Beri sedikit spasi setelah logo
+        }
+      } catch (e) {
+        print('Error loading or processing store logo: $e');
+      }
+    }
+    
     // Tambahkan nama toko sebagai header
     bytes += generator.text(storeName,
         styles: PosStyles(
@@ -348,38 +364,18 @@ class EscPosPrintService {
       throw Exception('Gagal mencetak struk: $e');
     }
   }
-}
 
-/// Data class to hold image processing parameters
-class ImageProcessParams {
-  final Uint8List imageBytes;
-  final int maxWidth;
-  
-  ImageProcessParams(this.imageBytes, this.maxWidth);
-}
-
-/// Helper function to decode and resize image in an isolate
-Uint8List? processImageInIsolate(ImageProcessParams params) {
-  try {
-    // Decode image
-    img.Image? image = img.decodeImage(params.imageBytes);
-    
-    if (image != null) {
-      // Resize gambar agar sesuai dengan ukuran kertas printer
-      if (image.width > params.maxWidth) {
-        final ratio = params.maxWidth / image.width;
-        final newHeight = (image.height * ratio).round();
-        image = img.copyResize(image, width: params.maxWidth, height: newHeight);
+  /// Helper function to get image from file path
+  static Future<img.Image?> getImageFromFilePath(String path) async {
+    try {
+      final file = File(path);
+      if (await file.exists()) {
+        final bytes = await file.readAsBytes();
+        return img.decodeImage(bytes);
       }
-      
-      // Convert image to bytes that can be sent back to main isolate
-      final imageBytes = Uint8List.fromList(img.encodePng(image));
-      return imageBytes;
+    } catch (e) {
+      print('Error getting image from file path: $e');
     }
-    
-    return null;
-  } catch (e) {
-    print('Error processing image in isolate: $e');
     return null;
   }
 }

lib/widgets/account_settings_widget.dart

@@ -20,12 +20,23 @@ class AccountSettingsWidget extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final courierPrime = GoogleFonts.courierPrime(
-      textStyle: const TextStyle(
+    // Mencoba menggunakan Google Fonts Courier Prime, jika gagal gunakan font sistem
+    TextStyle courierPrime;
+    try {
+      courierPrime = GoogleFonts.courierPrime(
+        textStyle: const TextStyle(
+          fontSize: 14,
+          height: 1.2,
+        ),
+      );
+    } catch (e) {
+      // Fallback ke font sistem jika Google Fonts tidak tersedia
+      courierPrime = const TextStyle(
+        fontFamily: 'CourierPrime, Courier, monospace',
         fontSize: 14,
         height: 1.2,
-      ),
-    );
+      );
+    }
 
     return Container(
       width: double.infinity,

lib/widgets/add_item_button.dart

@@ -9,12 +9,23 @@ class AddItemButton extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final courierPrime = GoogleFonts.courierPrime(
-      textStyle: const TextStyle(
+    // Mencoba menggunakan Google Fonts Courier Prime, jika gagal gunakan font sistem
+    TextStyle courierPrime;
+    try {
+      courierPrime = GoogleFonts.courierPrime(
+        textStyle: const TextStyle(
+          fontSize: 14,
+          height: 1.2,
+        ),
+      );
+    } catch (e) {
+      // Fallback ke font sistem jika Google Fonts tidak tersedia
+      courierPrime = const TextStyle(
+        fontFamily: 'CourierPrime, Courier, monospace',
         fontSize: 14,
         height: 1.2,
-      ),
-    );
+      );
+    }
 
     return GestureDetector(
       onTap: onTap,

lib/widgets/firefly_transaction_info.dart

@@ -15,12 +15,23 @@ class FireflyTransactionInfo extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final courierPrime = GoogleFonts.courierPrime(
-      textStyle: const TextStyle(
+    // Mencoba menggunakan Google Fonts Courier Prime, jika gagal gunakan font sistem
+    TextStyle courierPrime;
+    try {
+      courierPrime = GoogleFonts.courierPrime(
+        textStyle: const TextStyle(
+          fontSize: 14,
+          height: 1.2,
+        ),
+      );
+    } catch (e) {
+      // Fallback ke font sistem jika Google Fonts tidak tersedia
+      courierPrime = const TextStyle(
+        fontFamily: 'CourierPrime, Courier, monospace',
         fontSize: 14,
         height: 1.2,
-      ),
-    );
+      );
+    }
 
     return Container(
       width: double.infinity,

lib/widgets/receipt_item_widget.dart

@@ -25,12 +25,23 @@ class ReceiptItemWidget extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final courierPrime = GoogleFonts.courierPrime(
-      textStyle: const TextStyle(
+    // Mencoba menggunakan Google Fonts Courier Prime, jika gagal gunakan font sistem
+    TextStyle courierPrime;
+    try {
+      courierPrime = GoogleFonts.courierPrime(
+        textStyle: const TextStyle(
+          fontSize: 14,
+          height: 1.2,
+        ),
+      );
+    } catch (e) {
+      // Fallback ke font sistem jika Google Fonts tidak tersedia
+      courierPrime = const TextStyle(
+        fontFamily: 'CourierPrime, Courier, monospace',
         fontSize: 14,
         height: 1.2,
-      ),
-    );
+      );
+    }
 
     return Container(
       width: double.infinity,

lib/widgets/store_disclaimer.dart

@@ -43,12 +43,23 @@ class _StoreDisclaimerState extends State<StoreDisclaimer> {
 
   @override
   Widget build(BuildContext context) {
-    final courierPrime = GoogleFonts.courierPrime(
-      textStyle: const TextStyle(
+    // Mencoba menggunakan Google Fonts Courier Prime, jika gagal gunakan font sistem
+    TextStyle courierPrime;
+    try {
+      courierPrime = GoogleFonts.courierPrime(
+        textStyle: const TextStyle(
+          fontSize: 12,
+          height: 1.2,
+        ),
+      );
+    } catch (e) {
+      // Fallback ke font sistem jika Google Fonts tidak tersedia
+      courierPrime = const TextStyle(
+        fontFamily: 'CourierPrime, Courier, monospace',
         fontSize: 12,
         height: 1.2,
-      ),
-    );
+      );
+    }
 
     return GestureDetector(
       onTap: widget.onTap, // Gunakan callback onTap dari widget

lib/widgets/store_info_widget.dart

@@ -46,12 +46,23 @@ class _StoreInfoWidgetState extends State<StoreInfoWidget> {
     // Load data every time the widget is built to ensure it's up-to-date
     _loadStoreInfo();
 
-    final courierPrime = GoogleFonts.courierPrime(
-      textStyle: const TextStyle(
+    // Mencoba menggunakan Google Fonts Courier Prime, jika gagal gunakan font sistem
+    TextStyle courierPrime;
+    try {
+      courierPrime = GoogleFonts.courierPrime(
+        textStyle: const TextStyle(
+          fontSize: 14,
+          height: 1.2,
+        ),
+      );
+    } catch (e) {
+      // Fallback ke font sistem jika Google Fonts tidak tersedia
+      courierPrime = const TextStyle(
+        fontFamily: 'CourierPrime, Courier, monospace',
         fontSize: 14,
         height: 1.2,
-      ),
-    );
+      );
+    }
 
     return GestureDetector(
       onTap: widget.onTap, // Panggil callback ketika di-tap

lib/widgets/thank_you_pantun.dart

@@ -51,12 +51,23 @@ class _ThankYouPantunState extends State<ThankYouPantun> {
 
   @override
   Widget build(BuildContext context) {
-    final courierPrime = GoogleFonts.courierPrime(
-      textStyle: const TextStyle(
+    // Mencoba menggunakan Google Fonts Courier Prime, jika gagal gunakan font sistem
+    TextStyle courierPrime;
+    try {
+      courierPrime = GoogleFonts.courierPrime(
+        textStyle: const TextStyle(
+          fontSize: 12,
+          height: 1.2,
+        ),
+      );
+    } catch (e) {
+      // Fallback ke font sistem jika Google Fonts tidak tersedia
+      courierPrime = const TextStyle(
+        fontFamily: 'CourierPrime, Courier, monospace',
         fontSize: 12,
         height: 1.2,
-      ),
-    );
+      );
+    }
 
     return GestureDetector(
       onTap: widget.onTap, // Gunakan callback onTap dari widget