297 lines
12 KiB
Dart
297 lines
12 KiB
Dart
import 'package:cheminova/models/product_model.dart';
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import 'package:cheminova/provider/product_provider.dart';
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import 'package:cheminova/screens/data_submit_successfull.dart';
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import 'package:cheminova/widgets/common_app_bar.dart';
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import 'package:cheminova/widgets/common_background.dart';
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import 'package:cheminova/widgets/common_drawer.dart';
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import 'package:cheminova/widgets/common_elevated_button.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class AddProductsScreen extends StatefulWidget {
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const AddProductsScreen({super.key});
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@override
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State<AddProductsScreen> createState() => _AddProductsScreenState();
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}
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class _AddProductsScreenState extends State<AddProductsScreen> {
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List<Product> selectedProducts = [];
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List<Product> filteredProducts = [];
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final searchController = TextEditingController();
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@override
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void initState() {
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super.initState();
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}
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void filterProducts(String query) {
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setState(() {
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final provider = Provider.of<ProductProvider>(context, listen: false);
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filteredProducts = provider.productList.where((product) {
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final productNameLower = product.name.toLowerCase();
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final productSkuLower = product.SKU.toLowerCase();
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final searchLower = query.toLowerCase();
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return productNameLower.contains(searchLower) ||
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productSkuLower.contains(searchLower);
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}).toList();
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});
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}
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@override
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Widget build(BuildContext context) {
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return CommonBackground(
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child: Scaffold(
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backgroundColor: Colors.transparent,
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appBar: CommonAppBar(
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actions: [
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IconButton(
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onPressed: () {
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Navigator.pop(context);
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},
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icon: Image.asset('assets/Back_attendance.png'),
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padding: const EdgeInsets.only(right: 20),
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),
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],
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title: const Text('Add Products',
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style: TextStyle(
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fontSize: 20,
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color: Colors.black,
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fontWeight: FontWeight.w400,
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fontFamily: 'Anek')),
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backgroundColor: Colors.transparent,
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elevation: 0,
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),
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drawer: const CommonDrawer(),
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body: Consumer<ProductProvider>(
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builder: (context, provider, child) {
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if (provider.isLoading) {
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return const Center(child: CircularProgressIndicator());
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}
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filteredProducts = provider.productList;
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return Stack(
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children: [
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Column(
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children: [
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if (selectedProducts.isNotEmpty)
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Expanded(
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child: ListView.builder(
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itemCount: selectedProducts.length,
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itemBuilder: (context, index) {
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return ProductBlock(
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product: selectedProducts[index]);
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},
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),
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),
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],
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),
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Align(
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alignment: selectedProducts.isEmpty
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? Alignment.center
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: Alignment.bottomCenter,
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child: Padding(
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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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FloatingActionButton.extended(
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onPressed: () {
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showModalBottomSheet(
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context: context,
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builder: (BuildContext context) {
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return StatefulBuilder(
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builder: (context, setState) {
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return Column(
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children: [
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: TextField(
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controller: searchController,
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decoration: const InputDecoration(
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labelText:
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'Search by name or SKU',
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border: OutlineInputBorder(),
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prefixIcon: Icon(Icons.search),
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),
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onChanged: (value) {
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filterProducts(value);
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setState(() {});
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},
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),
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),
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Expanded(
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child: ListView.builder(
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itemCount: filteredProducts.length,
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itemBuilder: (context, index) {
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bool isAlreadySelected =
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selectedProducts.contains(
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filteredProducts[index]);
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return Card(
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child: ListTile(
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title: Text(
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filteredProducts[index]
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.name,
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style: TextStyle(
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color: isAlreadySelected
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? Colors.grey
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: Colors.black,
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),
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),
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subtitle: Text(
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filteredProducts[index].SKU,
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style: TextStyle(
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color: isAlreadySelected
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? Colors.grey
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: Colors.black,
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),
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),
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onTap: isAlreadySelected
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? null
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: () {
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setState(() {
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selectedProducts.add(
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filteredProducts[
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index]);
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});
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Navigator.pop(
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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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);
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},
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);
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},
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).whenComplete(() {
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setState(() {});
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});
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},
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backgroundColor: Colors.white,
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icon: const Icon(Icons.add, color: Colors.black),
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label: const Text(
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'Add Products',
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style: TextStyle(color: Colors.black),
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),
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),
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if (selectedProducts.isNotEmpty) ...[
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const SizedBox(height: 16.0),
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CommonElevatedButton(
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borderRadius: 30,
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width: double.infinity,
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height: kToolbarHeight - 10,
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text: 'SUBMIT',
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backgroundColor: const Color(0xff004791),
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onPressed: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) =>
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const DataSubmitSuccessfull(),
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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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),
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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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}
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}
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class ProductBlock extends StatefulWidget {
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final Product product;
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const ProductBlock({super.key, required this.product});
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@override
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_ProductBlockState createState() => _ProductBlockState();
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}
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class _ProductBlockState extends State<ProductBlock> {
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final saleController = TextEditingController();
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final inventoryController = TextEditingController();
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String? errorMessage;
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@override
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void initState() {
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super.initState();
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}
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void validateInput() {
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setState(() {
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if (saleController.text.isNotEmpty &&
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inventoryController.text.isNotEmpty) {
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int sale = int.parse(saleController.text);
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int inventory = int.parse(inventoryController.text);
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if (inventory > sale) {
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errorMessage = 'Inventory should be less than or equal to sales';
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} else {
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errorMessage = null;
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}
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} else {
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errorMessage = null;
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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return Card(
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// color: !widget.product.isPurchased ? Colors.white54 : Colors.white,
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color: Colors.white,
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margin: const EdgeInsets.all(8),
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text('Product: ${widget.product.name}',
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style: const TextStyle(fontSize: 16)),
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Text('SKU: ${widget.product.SKU}',
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style: const TextStyle(fontSize: 15)),
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const SizedBox(height: 8),
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TextField(
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controller: saleController,
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decoration: const InputDecoration(labelText: 'Sale'),
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keyboardType: TextInputType.number,
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// enabled: widget.product.isPurchased,
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enabled: true,
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onChanged: (_) => validateInput(),
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),
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TextField(
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controller: inventoryController,
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decoration: const InputDecoration(labelText: 'Inventory'),
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keyboardType: TextInputType.number,
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// enabled: widget.product.isPurchased,
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enabled: true,
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onChanged: (_) => validateInput(),
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),
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if (errorMessage != null)
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Padding(
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padding: const EdgeInsets.only(top: 8.0),
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child: Text(
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errorMessage!,
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style: const TextStyle(color: Colors.red),
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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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}
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