Starter/samples
1
0
Fork 0
mirror of https://github.com/flutter/samples.git synced 2025-11-12 15:58:32 +00:00
Code Issues Releases Wiki Activity

[Gallery] Fix directory structure (#312)

Browse Source
This commit is contained in:
Pierre-Louis
2020-02-05 20:11:54 +01:00
committed by GitHub
parent 082592e9a9
commit cee267cf88
762 changed files with 12 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

114
gallery/lib/studies/shrine/model/app_state_model.dart Normal file
View File

@@ -0,0 +1,114 @@
// Copyright 2019 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:scoped_model/scoped_model.dart';
import 'package:gallery/studies/shrine/model/product.dart';
import 'package:gallery/studies/shrine/model/products_repository.dart';
double _salesTaxRate = 0.06;
double _shippingCostPerItem = 7;
class AppStateModel extends Model {
// All the available products.
List<Product> _availableProducts;
// The currently selected category of products.
Category _selectedCategory = categoryAll;
// The IDs and quantities of products currently in the cart.
final Map<int, int> _productsInCart = <int, int>{};
Map<int, int> get productsInCart => Map<int, int>.from(_productsInCart);
// Total number of items in the cart.
int get totalCartQuantity => _productsInCart.values.fold(0, (v, e) => v + e);
Category get selectedCategory => _selectedCategory;
// Totaled prices of the items in the cart.
double get subtotalCost {
return _productsInCart.keys
.map((id) => _availableProducts[id].price * _productsInCart[id])
.fold(0.0, (sum, e) => sum + e);
}
// Total shipping cost for the items in the cart.
double get shippingCost {
return _shippingCostPerItem *
_productsInCart.values.fold(0.0, (sum, e) => sum + e);
}
// Sales tax for the items in the cart
double get tax => subtotalCost * _salesTaxRate;
// Total cost to order everything in the cart.
double get totalCost => subtotalCost + shippingCost + tax;
// Returns a copy of the list of available products, filtered by category.
List<Product> getProducts() {
if (_availableProducts == null) {
return [];
}
if (_selectedCategory == categoryAll) {
return List<Product>.from(_availableProducts);
} else {
return _availableProducts
.where((p) => p.category == _selectedCategory)
.toList();
}
}
// Adds a product to the cart.
void addProductToCart(int productId) {
if (!_productsInCart.containsKey(productId)) {
_productsInCart[productId] = 1;
} else {
_productsInCart[productId]++;
}
notifyListeners();
}
// Removes an item from the cart.
void removeItemFromCart(int productId) {
if (_productsInCart.containsKey(productId)) {
if (_productsInCart[productId] == 1) {
_productsInCart.remove(productId);
} else {
_productsInCart[productId]--;
}
}
notifyListeners();
}
// Returns the Product instance matching the provided id.
Product getProductById(int id) {
return _availableProducts.firstWhere((p) => p.id == id);
}
// Removes everything from the cart.
void clearCart() {
_productsInCart.clear();
notifyListeners();
}
// Loads the list of available products from the repo.
void loadProducts() {
_availableProducts = ProductsRepository.loadProducts(categoryAll);
notifyListeners();
}
void setCategory(Category newCategory) {
_selectedCategory = newCategory;
notifyListeners();
}
@override
String toString() {
return 'AppStateModel(totalCost: $totalCost)';
}
}

70
gallery/lib/studies/shrine/model/product.dart Normal file
View File

@@ -0,0 +1,70 @@
// Copyright 2019 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/material.dart';
import 'package:flutter/foundation.dart';
import '../../../l10n/gallery_localizations.dart';
class Category {
const Category({
@required this.name,
}) : assert(name != null);
// A function taking a BuildContext as input and
// returns the internationalized name of the category.
final String Function(BuildContext) name;
}
Category categoryAll = Category(
name: (context) => GalleryLocalizations.of(context).shrineCategoryNameAll,
);
Category categoryAccessories = Category(
name: (context) =>
GalleryLocalizations.of(context).shrineCategoryNameAccessories,
);
Category categoryClothing = Category(
name: (context) =>
GalleryLocalizations.of(context).shrineCategoryNameClothing,
);
Category categoryHome = Category(
name: (context) => GalleryLocalizations.of(context).shrineCategoryNameHome,
);
List<Category> categories = [
categoryAll,
categoryAccessories,
categoryClothing,
categoryHome,
];
class Product {
const Product({
@required this.category,
@required this.id,
@required this.isFeatured,
@required this.name,
@required this.price,
}) : assert(category != null),
assert(id != null),
assert(isFeatured != null),
assert(name != null),
assert(price != null);
final Category category;
final int id;
final bool isFeatured;
// A function taking a BuildContext as input and
// returns the internationalized name of the product.
final String Function(BuildContext) name;
final int price;
String get assetName => '$id-0.jpg';
String get assetPackage => 'shrine_images';
}

323
gallery/lib/studies/shrine/model/products_repository.dart Normal file
View File

@@ -0,0 +1,323 @@
// Copyright 2019 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:gallery/studies/shrine/model/product.dart';
import '../../../l10n/gallery_localizations.dart';
class ProductsRepository {
static List<Product> loadProducts(Category category) {
List<Product> allProducts = [
Product(
category: categoryAccessories,
id: 0,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductVagabondSack,
price: 120,
),
Product(
category: categoryAccessories,
id: 1,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductStellaSunglasses,
price: 58,
),
Product(
category: categoryAccessories,
id: 2,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductWhitneyBelt,
price: 35,
),
Product(
category: categoryAccessories,
id: 3,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductGardenStrand,
price: 98,
),
Product(
category: categoryAccessories,
id: 4,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductStrutEarrings,
price: 34,
),
Product(
category: categoryAccessories,
id: 5,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductVarsitySocks,
price: 12,
),
Product(
category: categoryAccessories,
id: 6,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductWeaveKeyring,
price: 16,
),
Product(
category: categoryAccessories,
id: 7,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductGatsbyHat,
price: 40,
),
Product(
category: categoryAccessories,
id: 8,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductShrugBag,
price: 198,
),
Product(
category: categoryHome,
id: 9,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductGiltDeskTrio,
price: 58,
),
Product(
category: categoryHome,
id: 10,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductCopperWireRack,
price: 18,
),
Product(
category: categoryHome,
id: 11,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductSootheCeramicSet,
price: 28,
),
Product(
category: categoryHome,
id: 12,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductHurrahsTeaSet,
price: 34,
),
Product(
category: categoryHome,
id: 13,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductBlueStoneMug,
price: 18,
),
Product(
category: categoryHome,
id: 14,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductRainwaterTray,
price: 27,
),
Product(
category: categoryHome,
id: 15,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductChambrayNapkins,
price: 16,
),
Product(
category: categoryHome,
id: 16,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductSucculentPlanters,
price: 16,
),
Product(
category: categoryHome,
id: 17,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductQuartetTable,
price: 175,
),
Product(
category: categoryHome,
id: 18,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductKitchenQuattro,
price: 129,
),
Product(
category: categoryClothing,
id: 19,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductClaySweater,
price: 48,
),
Product(
category: categoryClothing,
id: 20,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductSeaTunic,
price: 45,
),
Product(
category: categoryClothing,
id: 21,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductPlasterTunic,
price: 38,
),
Product(
category: categoryClothing,
id: 22,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductWhitePinstripeShirt,
price: 70,
),
Product(
category: categoryClothing,
id: 23,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductChambrayShirt,
price: 70,
),
Product(
category: categoryClothing,
id: 24,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductSeabreezeSweater,
price: 60,
),
Product(
category: categoryClothing,
id: 25,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductGentryJacket,
price: 178,
),
Product(
category: categoryClothing,
id: 26,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductNavyTrousers,
price: 74,
),
Product(
category: categoryClothing,
id: 27,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductWalterHenleyWhite,
price: 38,
),
Product(
category: categoryClothing,
id: 28,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductSurfAndPerfShirt,
price: 48,
),
Product(
category: categoryClothing,
id: 29,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductGingerScarf,
price: 98,
),
Product(
category: categoryClothing,
id: 30,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductRamonaCrossover,
price: 68,
),
Product(
category: categoryClothing,
id: 31,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductChambrayShirt,
price: 38,
),
Product(
category: categoryClothing,
id: 32,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductClassicWhiteCollar,
price: 58,
),
Product(
category: categoryClothing,
id: 33,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductCeriseScallopTee,
price: 42,
),
Product(
category: categoryClothing,
id: 34,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductShoulderRollsTee,
price: 27,
),
Product(
category: categoryClothing,
id: 35,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductGreySlouchTank,
price: 24,
),
Product(
category: categoryClothing,
id: 36,
isFeatured: false,
name: (context) =>
GalleryLocalizations.of(context).shrineProductSunshirtDress,
price: 58,
),
Product(
category: categoryClothing,
id: 37,
isFeatured: true,
name: (context) =>
GalleryLocalizations.of(context).shrineProductFineLinesTee,
price: 58,
),
];
if (category == categoryAll) {
return allProducts;
} else {
return allProducts.where((p) => p.category == category).toList();
}
}
}