mirror of
https://github.com/inventree/inventree-app.git
synced 2025-06-13 18:55:34 +00:00
Refactor company list views:
- Suppliers - Manufacturers - Customers
This commit is contained in:
Oliver
@ -1,128 +1,195 @@
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import 'package:inventree/widget/company_detail.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
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import 'package:inventree/api.dart';
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import 'package:inventree/inventree/company.dart';
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import 'package:inventree/inventree/sentry.dart';
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import 'package:inventree/widget/paginator.dart';
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import 'package:inventree/widget/refreshable_state.dart';
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import 'package:inventree/widget/company_detail.dart';
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abstract class CompanyListWidget extends StatefulWidget {
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import '../l10.dart';
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final String title = "";
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Map<String, String> filters = {};
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class CompanyListWidget extends StatefulWidget {
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CompanyListWidget(this.title, this.filters, {Key? key}) : super(key: key);
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String title;
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Map<String, String> filters;
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@override
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_CompanyListState createState() => _CompanyListState(title, filters);
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}
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class SupplierListWidget extends CompanyListWidget {
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@override
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_CompanyListState createState() => _CompanyListState("Suppliers", {"is_supplier": "true"});
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_CompanyListWidgetState createState() => _CompanyListWidgetState(title, filters);
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}
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class ManufacturerListWidget extends CompanyListWidget {
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@override
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_CompanyListState createState() => _CompanyListState("Manufacturers", {"is_manufacturer": "true"});
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}
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class _CompanyListWidgetState extends RefreshableState<CompanyListWidget> {
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_CompanyListWidgetState(this.title, this.filters);
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class CustomerListWidget extends CompanyListWidget {
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@override
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_CompanyListState createState() => _CompanyListState("Customers", {"is_customer": "true"});
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}
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final String title;
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class _CompanyListState extends RefreshableState<CompanyListWidget> {
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List<InvenTreeCompany> _companies = [];
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List<InvenTreeCompany> _filteredCompanies = [];
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String _title = "Companies";
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final Map<String, String> filters;
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@override
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String getAppBarTitle(BuildContext context) { return _title; }
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Map<String, String> _filters = Map<String, String>();
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_CompanyListState(this._title, this._filters);
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@override
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Future<void> onBuild(BuildContext context) async {
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refresh();
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}
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@override
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Future<void> request() async {
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await InvenTreeCompany().list(filters: _filters).then((var companies) {
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_companies.clear();
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for (var c in companies) {
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if (c is InvenTreeCompany) {
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_companies.add(c);
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}
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}
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setState(() {
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_filterResults("");
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});
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});
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}
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void _filterResults(String text) {
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if (text.isEmpty) {
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_filteredCompanies = _companies;
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} else {
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_filteredCompanies = _companies.where((c) => c.filter(text)).toList();
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}
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}
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Widget _showCompany(BuildContext context, int index) {
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InvenTreeCompany company = _filteredCompanies[index];
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return ListTile(
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title: Text("${company.name}"),
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subtitle: Text("${company.description}"),
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leading: InvenTreeAPI().getImage(company.image),
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onTap: () {
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if (company.pk > 0) {
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InvenTreeCompany().get(company.pk).then((var c) {
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if (c != null && c is InvenTreeCompany) {
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Navigator.push(context, MaterialPageRoute(builder: (context) => CompanyDetailWidget(c)));
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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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String getAppBarTitle(BuildContext context) => title;
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@override
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Widget getBody(BuildContext context) {
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return ListView(
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children: <Widget>[
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TextField(
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decoration: InputDecoration(
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hintText: 'Filter results',
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),
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onChanged: (String text) {
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setState(() {
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_filterResults(text);
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});
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},
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),
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ListView.builder(
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shrinkWrap: true,
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return PaginatedCompanyList(filters);
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}
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}
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class PaginatedCompanyList extends StatefulWidget {
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PaginatedCompanyList(this.filters, {this.onTotalChanged});
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final Map<String, String> filters;
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Function(int)? onTotalChanged;
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@override
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_CompanyListState createState() => _CompanyListState(filters, onTotalChanged);
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}
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class _CompanyListState extends State<PaginatedCompanyList> {
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_CompanyListState(this.filters, this.onTotalChanged);
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static const _pageSize = 25;
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String _searchTerm = "";
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Function(int)? onTotalChanged;
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final Map<String, String> filters;
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final PagingController<int, InvenTreeCompany> _pagingController = PagingController(firstPageKey: 0);
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final TextEditingController searchController = TextEditingController();
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@override
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void initState() {
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_pagingController.addPageRequestListener((pageKey) {
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_fetchPage(pageKey);
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});
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super.initState();
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}
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@override
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void dispose() {
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_pagingController.dispose();
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super.dispose();
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}
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int resultCount = 0;
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Future<void> _fetchPage(int pageKey) async {
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try {
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Map<String, String> params = filters;
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params["search"] = _searchTerm;
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final page = await InvenTreeCompany().listPaginated(
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_pageSize, pageKey, filters: params);
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int pageLength = page?.length ?? 0;
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int pageCount = page?.count ?? 0;
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final isLastPage = pageLength < _pageSize;
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List<InvenTreeCompany> companies = [];
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if (page != null) {
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for (var result in page.results) {
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if (result is InvenTreeCompany) {
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companies.add(result);
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} else {
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print(result.jsondata);
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}
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}
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}
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if (isLastPage) {
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_pagingController.appendLastPage(companies);
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} else {
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final int nextPageKey = pageKey + pageLength;
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_pagingController.appendPage(companies, nextPageKey);
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}
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if (onTotalChanged != null) {
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onTotalChanged!(pageCount);
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}
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setState(() {
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resultCount = pageCount;
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});
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} catch (error, stackTrace) {
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print("Error! - ${error.toString()}");
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_pagingController.error = error;
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sentryReportError(error, stackTrace);
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}
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}
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void updateSearchTerm() {
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_searchTerm = searchController.text;
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_pagingController.refresh();
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}
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Widget _buildCompany(BuildContext context, InvenTreeCompany company) {
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return ListTile(
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title: Text(company.name),
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subtitle: Text(company.description),
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leading: InvenTreeAPI().getImage(
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company.image,
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width: 40,
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height: 40
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),
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onTap: () async {
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Navigator.push(context, MaterialPageRoute(builder: (context) => CompanyDetailWidget(company)));
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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 Column(
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mainAxisAlignment: MainAxisAlignment.start,
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children: [
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PaginatedSearchWidget(searchController, updateSearchTerm, resultCount),
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Expanded(
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child: CustomScrollView(
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shrinkWrap: true,
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physics: ClampingScrollPhysics(),
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itemBuilder: _showCompany, itemCount: _filteredCompanies.length)
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scrollDirection: Axis.vertical,
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slivers: [
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PagedSliverList.separated(
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pagingController: _pagingController,
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builderDelegate: PagedChildBuilderDelegate<InvenTreeCompany>(
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itemBuilder: (context, item, index) {
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return _buildCompany(context, item);
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},
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noItemsFoundIndicatorBuilder: (context) {
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return NoResultsWidget(L10().companyNoResults);
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}
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),
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separatorBuilder: (context, index) => const Divider(height: 1),
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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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