first commit

lib/GlobalComponents/bar_code_scaner_widget.dart

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+import 'package:flutter/material.dart';
+import 'package:mobile_scanner/mobile_scanner.dart';
+
+class BarcodeScannerWidget extends StatefulWidget {
+  final Function(String) onBarcodeFound;
+
+  const BarcodeScannerWidget({super.key, required this.onBarcodeFound});
+
+  @override
+  _BarcodeScannerWidgetState createState() => _BarcodeScannerWidgetState();
+}
+
+class _BarcodeScannerWidgetState extends State<BarcodeScannerWidget> with SingleTickerProviderStateMixin {
+  late AnimationController _animationController;
+  late Animation<double> _animation;
+  final MobileScannerController controller = MobileScannerController(
+    torchEnabled: false,
+    returnImage: false,
+  );
+
+  @override
+  void initState() {
+    super.initState();
+
+    // Red Line Animation (Moves Up and Down)
+    _animationController = AnimationController(
+      vsync: this,
+      duration: const Duration(seconds: 2),
+    )..repeat(reverse: true);
+
+    _animation = Tween<double>(begin: 50, end: 250).animate(_animationController);
+  }
+
+  @override
+  void dispose() {
+    _animationController.dispose();
+    controller.dispose();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Dialog(
+      shape: RoundedRectangleBorder(
+        borderRadius: BorderRadius.circular(8),
+      ),
+      child: Container(
+        width: 320,
+        padding: const EdgeInsets.all(10),
+        decoration: BoxDecoration(
+          color: Colors.black,
+          borderRadius: BorderRadius.circular(8),
+        ),
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            // Title and Close Button
+            Row(
+              mainAxisAlignment: MainAxisAlignment.spaceBetween,
+              children: [
+                const Text(
+                  "Scan Barcode",
+                  style: TextStyle(color: Colors.white, fontSize: 18),
+                ),
+                IconButton(
+                  icon: const Icon(Icons.close, color: Colors.white),
+                  onPressed: () => Navigator.pop(context),
+                ),
+              ],
+            ),
+
+            const SizedBox(height: 10),
+
+            // Scanner Box
+            ClipRRect(
+              borderRadius: BorderRadius.circular(10),
+              child: Stack(
+                alignment: Alignment.center,
+                children: [
+                  // Camera Scanner
+                  SizedBox(
+                    width: 300,
+                    height: 300,
+                    child: MobileScanner(
+                      fit: BoxFit.cover,
+                      controller: controller,
+                      onDetect: (capture) {
+                        final List<Barcode> barcodes = capture.barcodes;
+
+                        if (barcodes.isNotEmpty) {
+                          final Barcode barcode = barcodes.first;
+                          debugPrint('Barcode found: ${barcode.rawValue}');
+
+                          // Call the callback function with the barcode value
+                          widget.onBarcodeFound(barcode.rawValue!);
+
+                          // Close the scanner
+                          Navigator.pop(context);
+                        }
+                      },
+                    ),
+                  ),
+
+                  // Animated Red Line
+                  AnimatedBuilder(
+                    animation: _animation,
+                    builder: (context, child) {
+                      return Positioned(
+                        top: _animation.value,
+                        left: 10,
+                        right: 10,
+                        child: Container(
+                          height: 2,
+                          width: 280,
+                          color: Colors.red,
+                        ),
+                      );
+                    },
+                  ),
+                ],
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}
+
+class BarCodeButton extends StatelessWidget {
+  const BarCodeButton({
+    super.key,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      height: 48.0,
+      width: 100.0,
+      padding: const EdgeInsets.all(5.0),
+      decoration: BoxDecoration(
+        borderRadius: BorderRadius.circular(8.0),
+        border: Border.all(color: const Color(0xffD8D8D8)),
+      ),
+      child: const Image(
+        image: AssetImage('images/barcode.png'),
+      ),
+    );
+  }
+}