feat: add builders for productpage

packages/flutter_product_page/lib/src/configuration/product_page_configuration.dart

@@ -26,6 +26,9 @@ class ProductPageConfiguration {
     this.discountDescription,
     this.noContentBuilder,
     this.errorBuilder,
+    this.shopselectorBuilder,
+    this.discountBuilder,
+    this.categoryListBuilder,
   }) {
     onProductDetail ??= _onProductDetail;
     discountDescription ??= _defaultDiscountDescription;
@@ -45,13 +48,13 @@ class ProductPageConfiguration {
   final Future<List<Product>> Function(Shop shop) getProducts;
 
   /// The localizations for the product page.
-  ProductPageTranslations translations;
+  final ProductPageTranslations translations;
 
   /// Builder for the product item. These items will be displayed in the list
   /// for each product in their seperated category. This builder should only
   /// build the widget for one specific product. This builder has a default
   /// in-case the developer does not override it.
-  Widget Function(
+  final Widget Function(
     BuildContext context,
     Product product,
     ProductPageConfiguration configuration,
@@ -66,7 +69,7 @@ class ProductPageConfiguration {
 
   /// The builder for the shopping cart. This builder should return a widget
   /// that navigates to the shopping cart overview page.
-  Widget Function(
+  final Widget Function(
     BuildContext context,
     ProductPageConfiguration configuration,
   )? shoppingCartButtonBuilder;
@@ -93,29 +96,53 @@ class ProductPageConfiguration {
   final Function() onNavigateToShoppingCart;
 
   /// The style of the shop selector.
-  ShopSelectorStyle shopSelectorStyle;
+  final ShopSelectorStyle shopSelectorStyle;
 
   /// The padding for the page.
-  EdgeInsets pagePadding;
+  final EdgeInsets pagePadding;
 
   /// Optional app bar that you can pass to the product page screen.
   final Widget? bottomNavigationBar;
 
   /// Optional app bar that you can pass to the order detail screen.
-  PreferredSizeWidget Function(BuildContext context)? appBarBuilder;
+  final PreferredSizeWidget Function(BuildContext context)? appBarBuilder;
 
   /// Builder for the no content widget. This builder is used when there is no
   /// content to display.
-  Widget Function(
+  final Widget Function(
     BuildContext context,
   )? noContentBuilder;
 
   /// Builder for the error widget. This builder is used when there is an error
   /// to display.
-  Widget Function(
+  final Widget Function(
     BuildContext context,
     Object? error,
   )? errorBuilder;
+
+  /// Builder for the shop selector. This builder is used to build the shop
+  /// selector that will be displayed in the product page.
+  final Widget Function(
+    BuildContext context,
+    ProductPageConfiguration configuration,
+    List<Shop> shops,
+    Function(Shop shop) onShopSelectionChange,
+  )? shopselectorBuilder;
+
+  /// Builder for the discount widget. This builder is used to build the
+  /// discount widget that will be displayed in the product page.
+  final Widget Function(
+    BuildContext context,
+    ProductPageConfiguration configuration,
+    List<Product> discountedProducts,
+  )? discountBuilder;
+
+  /// Builder for the list of items that are displayed in the product page.
+  final Widget Function(
+    BuildContext context,
+    ProductPageConfiguration configuration,
+    List<Product> products,
+  )? categoryListBuilder;
 }
 
 Future<void> _onProductDetail(

packages/flutter_product_page/lib/src/configuration/product_page_translations.dart

@@ -6,6 +6,8 @@ class ProductPageTranslations {
     this.discountTitle = "Weekly offer",
     this.failedToLoadImageExplenation = "Failed to load image",
     this.close = "Close",
+    this.categoryItemListTitle = "What would you like to order",
+    this.appBarTitle = "ProductPage",
   });
 
   /// Message to navigate to the shopping cart
@@ -19,4 +21,10 @@ class ProductPageTranslations {
 
   /// Close button for the product page
   final String close;
+
+  /// Title for the category item list
+  final String categoryItemListTitle;
+
+  /// Title for the app bar
+  final String appBarTitle;
 }

packages/flutter_product_page/lib/src/product_page_screen.dart

@@ -27,8 +27,10 @@ class ProductPageScreen extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) => Scaffold(
-        appBar:
+        appBar: configuration.appBarBuilder?.call(context) ??
-            configuration.appBarBuilder?.call(context) ?? const DefaultAppbar(),
+            DefaultAppbar(
+              configuration: configuration,
+            ),
         bottomNavigationBar: configuration.bottomNavigationBar,
         body: SafeArea(
           child: Padding(
@@ -129,6 +131,12 @@ class _ProductPage extends StatelessWidget {
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
+          configuration.shopselectorBuilder?.call(
+                context,
+                configuration,
+                shops,
+                configuration.shoppingService.shopService.selectShop,
+              ) ??
               ShopSelector(
                 configuration: configuration,
                 shops: shops,
@@ -207,6 +215,7 @@ class _ShopContents extends StatelessWidget {
             child: Column(
               children: [
                 // Products
+
                 getCategoryList(
                   context,
                   configuration,
@@ -227,6 +236,11 @@ class _ShopContents extends StatelessWidget {
             children: [
               // Discounted product
               if (discountedproducts.isNotEmpty) ...[
+                configuration.discountBuilder?.call(
+                      context,
+                      configuration,
+                      discountedproducts,
+                    ) ??
                     Padding(
                       padding: const EdgeInsets.symmetric(horizontal: 16),
                       child: WeeklyDiscount(
@@ -239,12 +253,17 @@ class _ShopContents extends StatelessWidget {
                 padding:
                     const EdgeInsets.symmetric(horizontal: 16, vertical: 24),
                 child: Text(
-                  "What would you like to order?",
+                  configuration.translations.categoryItemListTitle,
                   style: theme.textTheme.titleLarge,
                   textAlign: TextAlign.start,
                 ),
               ),
 
+              configuration.categoryListBuilder?.call(
+                    context,
+                    configuration,
+                    productPageContent,
+                  ) ??
                   productList,
             ],
           );

packages/flutter_product_page/lib/src/widgets/defaults/default_appbar.dart

@@ -1,12 +1,17 @@
 import "package:flutter/material.dart";
+import "package:flutter_product_page/flutter_product_page.dart";
 
 /// Default appbar for the product page.
 class DefaultAppbar extends StatelessWidget implements PreferredSizeWidget {
   /// Constructor for the default appbar for the product page.
   const DefaultAppbar({
+    required this.configuration,
     super.key,
   });
 
+  /// Configuration for the product page.
+  final ProductPageConfiguration configuration;
+
   @override
   Widget build(BuildContext context) {
     var theme = Theme.of(context);
@@ -17,7 +22,7 @@ class DefaultAppbar extends StatelessWidget implements PreferredSizeWidget {
         IconButton(onPressed: () {}, icon: const Icon(Icons.filter_alt)),
       ],
       title: Text(
-        "Product page",
+        configuration.translations.appBarTitle,
         style: theme.textTheme.headlineLarge,
       ),
     );

packages/flutter_shopping/lib/src/configuration/shopping_configuration.dart

@@ -26,6 +26,9 @@ class ShoppingConfiguration {
     this.discountDescription,
     this.noContentBuilder,
     this.errorBuilder,
+    this.categoryListBuilder,
+    this.shopselectorBuilder,
+    this.discountBuilder,
 
     /// ShoppingCart configurations
     this.onConfirmOrder,
@@ -114,6 +117,30 @@ class ShoppingConfiguration {
   /// Function that will be called when there is an error
   final Widget Function(BuildContext, Object?)? errorBuilder;
 
+  /// Builder for the shop selector. This builder is used to build the shop
+  /// selector that will be displayed in the product page.
+  final Widget Function(
+    BuildContext context,
+    ProductPageConfiguration configuration,
+    List<Shop> shops,
+    Function(Shop shop) onShopSelectionChange,
+  )? shopselectorBuilder;
+
+  /// Builder for the discount widget. This builder is used to build the
+  /// discount widget that will be displayed in the product page.
+  final Widget Function(
+    BuildContext context,
+    ProductPageConfiguration configuration,
+    List<Product> discountedProducts,
+  )? discountBuilder;
+
+  /// Builder for the list of items that are displayed in the product page.
+  final Widget Function(
+    BuildContext context,
+    ProductPageConfiguration configuration,
+    List<Product> products,
+  )? categoryListBuilder;
+
   /// Function that will be called when the order button on
   /// the shopping cart page is pressed
   final Function(List<Product>)? onConfirmOrder;
@@ -162,12 +189,6 @@ class ShoppingConfiguration {
   /// Shopping cart app bar builder
   final AppBar Function(BuildContext)? shoppingCartAppBarBuilder;
 
-  // = _defaultPages,
-// = const OrderDetailTranslations(),
-// = _defaultAppBar,
-//  = _defaultNextButtonBuilder,
-// = _defaultOrderSuccess,
-
   /// Function that gets called when the user navigates to the next
   /// step of the order details
   final dynamic Function(

packages/flutter_shopping/lib/src/flutter_shopping_navigator_userstory.dart

@@ -52,6 +52,9 @@ class ShoppingProductPage extends StatelessWidget {
         discountDescription: shoppingConfiguration.discountDescription,
         noContentBuilder: shoppingConfiguration.noContentBuilder,
         errorBuilder: shoppingConfiguration.errorBuilder,
+        shopselectorBuilder: shoppingConfiguration.shopselectorBuilder,
+        discountBuilder: shoppingConfiguration.discountBuilder,
+        categoryListBuilder: shoppingConfiguration.categoryListBuilder,
         shops: () async {
           if (shoppingConfiguration.onGetShops != null) {
             return shoppingConfiguration.onGetShops!();

packages/flutter_shopping/pubspec.yaml

@@ -35,13 +35,6 @@ dependencies:
       url: https://github.com/Iconica-Development/flutter_shopping
       ref: 2.0.0
       path: packages/flutter_shopping_local
-dependency_overrides:
-  flutter_product_page:
-    path: ../flutter_product_page
-  flutter_shopping_cart:
-    path: ../flutter_shopping_cart
-  flutter_order_details:
-    path: ../flutter_order_details
 
 dev_dependencies:
   flutter_test: