feat: add price popup

lib/ui/add_page/widgets/add_page.dart

@@ -4,6 +4,7 @@ import 'package:mobile_scanner/mobile_scanner.dart';
 import 'package:seshat/ui/add_page/view_model/add_view_model.dart';
 import 'package:seshat/ui/add_page/widgets/form_popup.dart';
 import 'package:seshat/ui/add_page/widgets/owner_popup.dart';
+import 'package:seshat/ui/add_page/widgets/price_popup.dart';
 import 'package:seshat/ui/core/ui/navigation_bar.dart';
 
 class AddPage extends StatefulWidget {
@@ -16,6 +17,7 @@ class AddPage extends StatefulWidget {
 }
 
 class _AddPageState extends State<AddPage> {
+  num? price;
   @override
   Widget build(BuildContext context) {
     final MobileScannerController controller = MobileScannerController(
@@ -33,8 +35,28 @@ class _AddPageState extends State<AddPage> {
           ColoredBox(color: Colors.black),
           MobileScanner(
             controller: controller,
-            onDetect: (barcodes) {
+            onDetect: (barcodes) async {
-              onBarcodeScan(barcodes, controller);
+              void setPrice(num newPrice) {
+                setState(() {
+                  price = newPrice;
+                });
+              }
+
+              if (widget.viewModel.askPrice) {
+                await _priceDialogBuilder(context, setPrice, controller);
+              } else {
+                setPrice(0);
+              }
+
+              ScaffoldMessenger.of(context).showSnackBar(
+                SnackBar(
+                  content: Text(
+                    "Envoyé : ${barcodes.barcodes.first.rawValue} pour $price€",
+                  ),
+                  behavior: SnackBarBehavior.floating,
+                ),
+              );
+              debugPrint(price.toString());
             },
           ),
           SafeArea(
@@ -106,11 +128,23 @@ class _AddPageState extends State<AddPage> {
   }
 }
 
-void onBarcodeScan(
+Future<void> _priceDialogBuilder(
-  BarcodeCapture barcodes,
+  BuildContext context,
+  Function(num) setPrice,
   MobileScannerController controller,
 ) {
-  return;
+  controller.stop();
+
+  void exitPopup(BuildContext localContext) {
+    Navigator.of(localContext).pop();
+    controller.start();
+  }
+
+  return showDialog(
+    context: context,
+    barrierDismissible: false,
+    builder: (context) => PricePopup(exitPopup: exitPopup, setPrice: setPrice),
+  );
 }
 
 Future<void> _formDialogBuilder(

lib/ui/add_page/widgets/price_popup.dart

@@ -0,0 +1,65 @@
+import 'package:flutter/material.dart';
+
+class PricePopup extends StatefulWidget {
+  const PricePopup({
+    super.key,
+    required this.exitPopup,
+    required this.setPrice,
+  });
+
+  final Function(BuildContext) exitPopup;
+  final Function(num) setPrice;
+
+  @override
+  State<PricePopup> createState() => _PricePopupState();
+}
+
+class _PricePopupState extends State<PricePopup> {
+  final GlobalKey<FormState> _formKey = GlobalKey<FormState>();
+  num? price;
+  @override
+  Widget build(BuildContext context) {
+    return AlertDialog(
+      title: Text("Prix"),
+      content: Form(
+        key: _formKey,
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            TextFormField(
+              decoration: InputDecoration(
+                labelText: "Prix",
+                border: OutlineInputBorder(),
+                suffixText: "€",
+              ),
+              keyboardType: TextInputType.number,
+              validator: (value) {
+                if (value == null || value.isEmpty) {
+                  return "Indiquez un prix";
+                } else if (num.tryParse(value) == null) {
+                  return "Le prix doit être un nombre";
+                }
+                return null;
+              },
+              onSaved: (newValue) {
+                price = num.parse(newValue!);
+              },
+            ),
+          ],
+        ),
+      ),
+      actions: [
+        TextButton(
+          onPressed: () {
+            if (_formKey.currentState!.validate()) {
+              _formKey.currentState!.save();
+              widget.setPrice(price!);
+              widget.exitPopup(context);
+            }
+          },
+          child: Text("Valider"),
+        ),
+      ],
+    );
+  }
+}