mirror of
https://github.com/rainloreley/shlink-manager.git
synced 2024-09-19 19:32:59 +02:00
242 lines
8.0 KiB
Dart
242 lines
8.0 KiB
Dart
import 'package:dynamic_color/dynamic_color.dart';
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import 'package:flutter/material.dart';
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import 'package:shlink_app/API/Classes/Tag/tag_with_stats.dart';
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import 'package:shlink_app/util/build_api_error_snackbar.dart';
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import 'package:shlink_app/util/string_to_color.dart';
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import '../globals.dart' as globals;
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class TagSelectorView extends StatefulWidget {
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const TagSelectorView({super.key, this.alreadySelectedTags = const []});
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final List<String> alreadySelectedTags;
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@override
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State<TagSelectorView> createState() => _TagSelectorViewState();
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}
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class _TagSelectorViewState extends State<TagSelectorView> {
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final FocusNode searchTagFocusNode = FocusNode();
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final searchTagController = TextEditingController();
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List<TagWithStats> availableTags = [];
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List<TagWithStats> selectedTags = [];
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List<TagWithStats> filteredTags = [];
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bool tagsLoaded = false;
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@override
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void initState() {
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super.initState();
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selectedTags = [];
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searchTagController.text = "";
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filteredTags = [];
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searchTagFocusNode.requestFocus();
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WidgetsBinding.instance.addPostFrameCallback((_) => loadTags());
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}
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@override
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void dispose() {
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searchTagFocusNode.dispose();
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searchTagController.dispose();
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super.dispose();
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}
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Future<void> loadTags() async {
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final response =
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await globals.serverManager.getTags();
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response.fold((l) {
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List<TagWithStats> mappedAlreadySelectedTags =
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widget.alreadySelectedTags.map((e) {
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return l.firstWhere((t) => t.tag == e);
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}).toList();
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setState(() {
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availableTags = (l + [... mappedAlreadySelectedTags]).toSet().toList();
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selectedTags = [...mappedAlreadySelectedTags];
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filteredTags = availableTags;
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tagsLoaded = true;
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});
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_sortLists();
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return true;
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}, (r) {
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ScaffoldMessenger.of(context).showSnackBar(
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buildApiErrorSnackbar(r, context)
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);
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return false;
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});
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}
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void _sortLists() {
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setState(() {
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availableTags.sort();
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filteredTags.sort();
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});
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}
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void _searchTextChanged(String text) {
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if (text == "") {
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setState(() {
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filteredTags = availableTags;
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});
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} else {
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setState(() {
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filteredTags = availableTags.where((t) => t.tag.toLowerCase()
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.contains(text.toLowerCase())).toList();
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});
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}
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_sortLists();
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}
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void _addNewTag(String tag) {
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if (tag != "" && !availableTags.contains(tag)) {
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TagWithStats _tagWithStats = availableTags.firstWhere((e) => e.tag == tag);
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setState(() {
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availableTags.add(_tagWithStats);
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selectedTags.add(_tagWithStats);
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_searchTextChanged(tag);
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});
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_sortLists();
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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 Scaffold(
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appBar: AppBar(
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title: TextField(
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controller: searchTagController,
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focusNode: searchTagFocusNode,
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onChanged: _searchTextChanged,
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decoration: const InputDecoration(
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hintText: "Start typing...",
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border: InputBorder.none,
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icon: Icon(Icons.label_outline),
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),
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),
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actions: [
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IconButton(
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onPressed: () {
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Navigator.pop(context, selectedTags.map((t) => t.tag).toList());
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},
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icon: const Icon(Icons.check),
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)
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],
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),
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body: CustomScrollView(
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slivers: [
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if (!tagsLoaded)
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const SliverToBoxAdapter(
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child: Center(
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child: Padding(
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padding: EdgeInsets.all(16),
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child: CircularProgressIndicator(strokeWidth: 3),
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),
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),
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)
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else if (tagsLoaded && availableTags.isEmpty)
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SliverToBoxAdapter(
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child: Center(
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child: Padding(
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padding: const EdgeInsets.only(top: 50),
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child: Column(
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children: [
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const Text(
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"No Tags",
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style: TextStyle(
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fontSize: 24, fontWeight: FontWeight.bold),
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),
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Padding(
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padding: const EdgeInsets.only(top: 8),
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child: Text(
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'Start typing to add new tags!',
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style: TextStyle(
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fontSize: 16, color: Theme.of(context).colorScheme.onSecondary),
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),
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)
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],
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))))
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else
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SliverList(
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delegate: SliverChildBuilderDelegate(
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(BuildContext context, int index) {
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bool _isSelected = selectedTags.contains(filteredTags[index]);
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TagWithStats _tag = filteredTags[index];
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return GestureDetector(
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onTap: () {
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if (_isSelected) {
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setState(() {
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selectedTags.remove(_tag);
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});
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} else {
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setState(() {
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selectedTags.add(_tag);
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});
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}
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},
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child: Container(
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padding: const EdgeInsets.only(left: 16, right: 16,
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top: 16, bottom: 16),
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decoration: BoxDecoration(
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color: _isSelected ? Theme.of(context).colorScheme.primary : null,
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border: Border(
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bottom: BorderSide(
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color: Theme.of(context).dividerColor)),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Wrap(
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spacing: 10,
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crossAxisAlignment: WrapCrossAlignment.center,
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children: [
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Container(
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width: 30,
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height: 30,
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decoration: BoxDecoration(
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color: stringToColor(_tag.tag)
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.harmonizeWith(Theme.of(context).colorScheme.primary),
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borderRadius: BorderRadius.circular(15)
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),
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),
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Text(_tag.tag)
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],
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),
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Text("${_tag.shortUrlsCount} short URL"
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"${_tag.shortUrlsCount == 1 ? "" : "s"}",
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style: TextStyle(
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color: Theme.of(context).colorScheme.onTertiary,
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fontSize: 12
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),)
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],
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)
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)
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);
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}, childCount: filteredTags.length
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),
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),
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if (searchTagController.text != "" &&
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!availableTags.contains(searchTagController.text))
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SliverToBoxAdapter(
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child: Padding(
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padding: const EdgeInsets.only(top: 8, bottom: 8,
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left: 16, right: 16),
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child: Center(
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child: TextButton(
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onPressed: () {
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_addNewTag(searchTagController.text);
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},
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child: Text('Add tag "${searchTagController.text}"'),
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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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