Encrypted messaging app
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

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3.3 KiB

import 'package:flutter/material.dart';
import '/models/conversations.dart';
import '/views/main/conversation_list_item.dart';
class ConversationList extends StatefulWidget {
final List<Conversation> conversations;
const ConversationList({
Key? key,
required this.conversations,
}) : super(key: key);
@override
State<ConversationList> createState() => _ConversationListState();
}
class _ConversationListState extends State<ConversationList> {
List<Conversation> conversations = [];
@override
void initState() {
super.initState();
conversations.addAll(widget.conversations);
setState(() {});
}
void filterSearchResults(String query) {
List<Conversation> dummySearchList = [];
dummySearchList.addAll(widget.conversations);
if(query.isNotEmpty) {
List<Conversation> dummyListData = [];
dummySearchList.forEach((item) {
if (item.name.toLowerCase().contains(query)) {
dummyListData.add(item);
}
});
setState(() {
conversations.clear();
conversations.addAll(dummyListData);
});
return;
}
setState(() {
conversations.clear();
conversations.addAll(widget.conversations);
});
}
Widget list() {
if (conversations.isEmpty) {
return const Center(
child: Text('No Conversations'),
);
}
return ListView.builder(
itemCount: conversations.length,
shrinkWrap: true,
padding: const EdgeInsets.only(top: 16),
physics: const NeverScrollableScrollPhysics(),
itemBuilder: (context, i) {
return ConversationListItem(
conversation: conversations[i],
);
},
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: SingleChildScrollView(
physics: const BouncingScrollPhysics(),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
SafeArea(
child: Padding(
padding: const EdgeInsets.only(left: 16,right: 16,top: 10),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: const <Widget>[
Text("Conversations",style: TextStyle(fontSize: 32,fontWeight: FontWeight.bold),),
],
),
),
),
Padding(
padding: const EdgeInsets.only(top: 16,left: 16,right: 16),
child: TextField(
decoration: const InputDecoration(
hintText: "Search...",
prefixIcon: Icon(
Icons.search,
size: 20
),
),
onChanged: (value) => filterSearchResults(value.toLowerCase())
),
),
Padding(
padding: const EdgeInsets.only(top: 16,left: 16,right: 16),
child: list(),
),
],
),
),
);
}
}