feat: product page
This commit is contained in:
efrilm
@@ -0,0 +1,327 @@
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import 'dart:math' as math;
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import 'package:auto_route/auto_route.dart';
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import 'package:flutter/material.dart';
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import 'package:line_icons/line_icons.dart';
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import '../../../common/theme/theme.dart';
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import '../../components/button/button.dart';
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import 'widgets/appbar.dart';
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import 'widgets/category_delegate.dart';
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import 'widgets/product_tile.dart';
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@RoutePage()
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class ProductPage extends StatefulWidget {
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const ProductPage({super.key});
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@override
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State<ProductPage> createState() => _ProductPageState();
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}
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class _ProductPageState extends State<ProductPage>
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with TickerProviderStateMixin {
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String selectedCategory = 'Semua';
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List<String> categories = ['Semua', 'Makanan', 'Minuman', 'Snack', 'Dessert'];
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// Animation
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late AnimationController _rotationController;
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late Animation<double> _rotationAnimation;
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// Sample product data
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List<Product> products = [
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Product(
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id: '1',
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name: 'Nasi Goreng Special',
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price: 25000,
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category: 'Makanan',
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stock: 50,
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imageUrl: 'assets/images/nasi_goreng.jpg',
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isActive: true,
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),
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Product(
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id: '8',
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name: 'Nasi Goreng',
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price: 15000,
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category: 'Makanan',
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stock: 50,
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imageUrl: 'assets/images/nasi_goreng.jpg',
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isActive: true,
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),
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Product(
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id: '9',
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name: 'Nasi Goreng Telor',
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price: 18000,
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category: 'Makanan',
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stock: 50,
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imageUrl: 'assets/images/nasi_goreng.jpg',
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isActive: true,
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),
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Product(
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id: '10',
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name: 'Mie Goreng ',
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price: 18000,
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category: 'Makanan',
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stock: 50,
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imageUrl: 'assets/images/nasi_goreng.jpg',
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isActive: true,
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),
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Product(
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id: '2',
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name: 'Es Teh Manis',
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price: 8000,
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category: 'Minuman',
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stock: 100,
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imageUrl: 'assets/images/es_teh.jpg',
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isActive: true,
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),
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Product(
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id: '6',
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name: 'Es Jeruk',
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price: 10000,
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category: 'Minuman',
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stock: 100,
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imageUrl: 'assets/images/es_teh.jpg',
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isActive: true,
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),
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Product(
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id: '7',
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name: 'Es Kelapa',
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price: 12000,
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category: 'Minuman',
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stock: 100,
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imageUrl: 'assets/images/es_teh.jpg',
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isActive: true,
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),
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Product(
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id: '3',
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name: 'Keripik Singkong',
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price: 15000,
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category: 'Snack',
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stock: 25,
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imageUrl: 'assets/images/keripik.jpg',
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isActive: true,
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),
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Product(
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id: '4',
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name: 'Es Krim Vanilla',
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price: 12000,
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category: 'Dessert',
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stock: 30,
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imageUrl: 'assets/images/ice_cream.jpg',
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isActive: false,
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),
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Product(
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id: '5',
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name: 'Ayam Bakar',
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price: 35000,
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category: 'Makanan',
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stock: 20,
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imageUrl: 'assets/images/ayam_bakar.jpg',
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isActive: true,
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),
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];
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List<Product> get filteredProducts {
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return products.where((product) {
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bool matchesCategory =
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selectedCategory == 'Semua' || product.category == selectedCategory;
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return matchesCategory;
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}).toList();
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}
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@override
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initState() {
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super.initState();
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_rotationController = AnimationController(
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duration: const Duration(seconds: 3),
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vsync: this,
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)..repeat();
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_rotationAnimation = Tween<double>(
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begin: 0,
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end: 2 * math.pi,
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).animate(_rotationController);
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}
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@override
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void dispose() {
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_rotationController.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: AppColor.background,
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body: CustomScrollView(
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slivers: [
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_buildSliverAppBar(),
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_buildCategoryFilter(),
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_buildProductGrid(),
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_buildEmptyState(),
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],
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),
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);
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}
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Widget _buildSliverAppBar() {
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return SliverAppBar(
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expandedHeight: 120.0,
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floating: false,
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pinned: true,
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elevation: 0,
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flexibleSpace: ProductAppbar(rotationAnimation: _rotationAnimation),
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actions: [
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ActionIconButton(onTap: () {}, icon: LineIcons.search),
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ActionIconButton(onTap: _showAddProductDialog, icon: LineIcons.plus),
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ActionIconButton(onTap: _showOptionsMenu, icon: LineIcons.filter),
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],
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);
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}
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Widget _buildCategoryFilter() {
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return SliverPersistentHeader(
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pinned: true,
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delegate: ProductCategoryHeaderDelegate(
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categories: categories,
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selectedCategory: selectedCategory,
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onCategoryChanged: (category) {
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setState(() {
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selectedCategory = category;
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});
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},
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),
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);
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}
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Widget _buildProductGrid() {
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if (filteredProducts.isEmpty) {
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return const SliverToBoxAdapter(child: SizedBox.shrink());
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}
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return SliverPadding(
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padding: const EdgeInsets.all(16.0),
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sliver: SliverGrid(
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gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: 2,
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childAspectRatio: 0.85,
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crossAxisSpacing: 16.0,
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mainAxisSpacing: 16.0,
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),
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delegate: SliverChildBuilderDelegate((context, index) {
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final product = filteredProducts[index];
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return ProductTile(product: product, onTap: () {});
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}, childCount: filteredProducts.length),
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),
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);
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}
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Widget _buildEmptyState() {
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if (filteredProducts.isNotEmpty) {
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return const SliverToBoxAdapter(child: SizedBox.shrink());
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}
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return SliverToBoxAdapter(
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child: Container(
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height: 300,
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margin: const EdgeInsets.all(32.0),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.inventory_2_outlined,
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size: 64,
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color: AppColor.textLight,
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),
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const SizedBox(height: 16),
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Text(
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'Tidak ada produk ditemukan',
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style: TextStyle(
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color: AppColor.textSecondary,
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fontSize: 16,
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fontWeight: FontWeight.w500,
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),
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),
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const SizedBox(height: 8),
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Text(
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'Coba ubah filter atau tambah produk baru',
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style: TextStyle(color: AppColor.textLight, fontSize: 14),
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textAlign: TextAlign.center,
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),
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],
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),
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),
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);
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}
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void _showAddProductDialog() {
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('Tambah Produk'),
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content: const Text(
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'Dialog tambah produk akan diimplementasikan di sini',
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('Batal'),
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),
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ElevatedButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('Simpan'),
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),
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],
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),
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);
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}
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void _showOptionsMenu() {
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showModalBottomSheet(
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context: context,
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builder: (context) => Container(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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ListTile(
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leading: const Icon(Icons.sort),
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title: const Text('Urutkan'),
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onTap: () => Navigator.pop(context),
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),
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ListTile(
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leading: const Icon(Icons.filter_list),
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title: const Text('Filter Lanjutan'),
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onTap: () => Navigator.pop(context),
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),
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ListTile(
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leading: const Icon(Icons.download),
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title: const Text('Export Data'),
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onTap: () => Navigator.pop(context),
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),
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],
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),
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),
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);
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}
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}
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// Product Model
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class Product {
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final String id;
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final String name;
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final int price;
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final String category;
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final int stock;
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final String imageUrl;
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bool isActive;
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Product({
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required this.id,
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required this.name,
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required this.price,
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required this.category,
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required this.stock,
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required this.imageUrl,
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required this.isActive,
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});
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}
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