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164 lines
4.5 KiB
164 lines
4.5 KiB
import 'package:flutter/material.dart';
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import '/database/models/friends.dart';
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import '/views/main/conversation/create_add_users_list.dart';
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class ConversationAddFriendsList extends StatefulWidget {
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final List<Friend> friends;
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final Function(List<Friend> friendsSelected) saveCallback;
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const ConversationAddFriendsList({
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Key? key,
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required this.friends,
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required this.saveCallback,
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}) : super(key: key);
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@override
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State<ConversationAddFriendsList> createState() => _ConversationAddFriendsListState();
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}
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class _ConversationAddFriendsListState extends State<ConversationAddFriendsList> {
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List<Friend> friends = [];
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List<Friend> friendsSelected = [];
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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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elevation: 0,
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automaticallyImplyLeading: false,
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flexibleSpace: SafeArea(
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child: Container(
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padding: const EdgeInsets.only(right: 16),
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child: Row(
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children: <Widget>[
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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: const Icon(Icons.arrow_back),
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),
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const SizedBox(width: 2,),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisAlignment: MainAxisAlignment.center,
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children: <Widget>[
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Text(
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friendsSelected.isEmpty ?
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'Select Friends' :
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'${friendsSelected.length} Friends Selected',
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style: const TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w600
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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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body: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: <Widget>[
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Padding(
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padding: const EdgeInsets.only(top: 20,left: 16,right: 16),
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child: TextField(
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decoration: const InputDecoration(
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hintText: "Search...",
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prefixIcon: Icon(
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Icons.search,
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size: 20
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),
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),
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onChanged: (value) => filterSearchResults(value.toLowerCase())
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),
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),
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Padding(
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padding: const EdgeInsets.only(top: 0,left: 16,right: 16),
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child: list(),
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),
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],
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),
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floatingActionButton: Padding(
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padding: const EdgeInsets.only(right: 10, bottom: 10),
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child: FloatingActionButton(
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onPressed: () {
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widget.saveCallback(friendsSelected);
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setState(() {
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friendsSelected = [];
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});
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},
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backgroundColor: Theme.of(context).colorScheme.primary,
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child: friendsSelected.isEmpty ?
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const Text('Skip') :
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const Icon(Icons.add, size: 30),
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),
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),
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);
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}
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void filterSearchResults(String query) {
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List<Friend> dummySearchList = [];
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dummySearchList.addAll(widget.friends);
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if(query.isNotEmpty) {
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List<Friend> dummyListData = [];
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for (Friend friend in dummySearchList) {
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if (friend.username.toLowerCase().contains(query)) {
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dummyListData.add(friend);
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}
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}
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setState(() {
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friends.clear();
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friends.addAll(dummyListData);
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});
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return;
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}
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setState(() {
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friends.clear();
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friends.addAll(widget.friends);
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});
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}
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@override
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void initState() {
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super.initState();
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friends.addAll(widget.friends);
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setState(() {});
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}
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Widget list() {
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if (friends.isEmpty) {
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return const Center(
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child: Text('No Friends'),
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);
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}
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return ListView.builder(
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itemCount: friends.length,
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shrinkWrap: true,
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padding: const EdgeInsets.only(top: 16),
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physics: const BouncingScrollPhysics(),
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itemBuilder: (context, i) {
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return ConversationAddFriendItem(
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friend: friends[i],
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isSelected: (bool value) {
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setState(() {
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widget.friends[i].selected = value;
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if (value) {
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friendsSelected.add(friends[i]);
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return;
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}
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friendsSelected.remove(friends[i]);
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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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