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aku_new_community/lib/widget/picker/bee_community_picker.dart

106 lines
3.0 KiB

3 years ago
import 'package:aku_new_community/saas_model/login/community_model.dart';
import 'package:aku_new_community/widget/others/bee_search_text_field.dart';
import 'package:aku_new_community/widget/picker/bee_picker_box.dart';
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import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
class BeeCommunityPicker extends StatefulWidget {
static Future<CommunityModel?> pick(
BuildContext context, List<CommunityModel> communities) async {
return await showModalBottomSheet(
context: context,
builder: (context) {
return BeeCommunityPicker(
communities: communities,
);
},
);
}
final List<CommunityModel> communities;
const BeeCommunityPicker({Key? key, required this.communities})
: super(key: key);
@override
_BeeCommunityPickerState createState() => _BeeCommunityPickerState();
}
class _BeeCommunityPickerState extends State<BeeCommunityPicker> {
TextEditingController _searchController = TextEditingController();
CommunityModel? _pickedCommunity;
List<CommunityModel> _communities = [];
List<CommunityModel> screenList(String text) {
var list = <CommunityModel>[];
widget.communities.forEach((element) {
if (element.name.contains(text)) {
list.add(element);
}
});
return list;
}
@override
void initState() {
_communities = widget.communities;
if (widget.communities.isNotEmpty) {
_pickedCommunity = widget.communities[0];
}
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super.initState();
}
@override
void dispose() {
super.dispose();
}
@override
Widget build(BuildContext context) {
return BeePickerBox(
title: '选择小区',
confirmString: '确定',
onPressed: () {
Navigator.pop(context, _pickedCommunity);
},
child: Container(
color: Colors.white,
child: Column(
children: [
BeeSearchTextField(
controller: _searchController,
hintText: '请输入小区名称搜索',
onChanged: (text) {
_communities = screenList(text);
setState(() {});
},
),
Expanded(
child: CupertinoPicker(
itemExtent: 80.w,
looping: false,
onSelectedItemChanged: (index) {
_pickedCommunity = _communities[index];
},
children: _communities.isEmpty
? [Container()]
: _communities
.map((e) => Center(
child: Padding(
padding:
EdgeInsets.only(left: 8.w, right: 40.w),
child:
Text(e.name, textAlign: TextAlign.center),
),
))
.toList(),
),
)
],
),
),
);
}
}