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2024-09-27 01:32:49 +08:00
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moehu/moehu_fontend/lib/views/ReleaseNews/ReleaseNews.dart Normal file
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import 'dart:io';
import 'package:bot_toast/bot_toast.dart';
import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:flutter_modular/flutter_modular.dart';
import 'package:peach/config/Colors.dart';
import 'package:peach/config/_.dart';
import 'package:peach/entity/_.dart';
import 'package:peach/event/_.dart';
import 'package:peach/service/PublicService.dart';
import 'package:peach/service/_.dart';
import 'package:peach/utils/Screen.dart';
import 'package:peach/widget/Panel.dart';
import 'package:peach/widget/_.dart';
/*
* 发布动态
*/
class ReleaseNews extends StatefulWidget {
@override
_ReleaseNews createState() => _ReleaseNews();
}
class _ReleaseNews extends State<ReleaseNews>
with SingleTickerProviderStateMixin {
List<ImagePickerEntity> imgList = [];
List<String> imageUrl = [];
// tag标签
TextEditingController introduce = TextEditingController();
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
backgroundColor: ColorConfig.WhiteBackColor,
// brightness: Brightness.dark,
leading: GestureDetector(
onTap: () {
Navigator.of(context).pop();
},
child: Icon(
Icons.arrow_back,
color: ColorConfig.BlackBackColor,
),
),
actions: [
Container(
width: Screen.setWidth(80),
padding: EdgeInsets.only(top: 10, bottom: 10),
margin: EdgeInsets.only(right: 10),
child: RaisedButton(
color: ColorConfig.ThemeColor,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(20),
),
child: Text(
'发布',
style: TextStyle(color: ColorConfig.WhiteBackColor),
),
onPressed: () {
dynamicPush();
},
),
),
],
),
body: Container(
height: Screen.height(context),
child: Panel(
child: MediaQuery.removePadding(
context: context,
removeTop: true,
removeBottom: true,
child: ListView(
children: [
Container(
height: Screen.setHeight(200),
child: TextField(
maxLines: 8,
controller: introduce,
decoration: InputDecoration(
contentPadding:
EdgeInsets.symmetric(horizontal: 8, vertical: 10),
filled: true,
fillColor: Colors.transparent,
enabledBorder: OutlineInputBorder(
borderSide: BorderSide(color: Colors.transparent),
),
hintText: '这一刻的想法',
focusedBorder: OutlineInputBorder(
borderSide: BorderSide(color: Colors.transparent),
),
),
style: TextStyle(fontSize: 14),
maxLength: 255,
),
),
// Align(
// alignment: Alignment.centerRight,
// child: Text(
// "10/255",
// style: TextStyle(fontSize: 14, color: ColorConfig.TextColor),
// ),
// ),
Container(
height: Screen.setWidth(380),
margin: EdgeInsets.only(top: 10),
child: GridView(
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 4,
crossAxisSpacing: 4,
mainAxisSpacing: 4,
),
children: [
...imgList.asMap().keys.map((e) => imgView(e)).toList(),
imgList.length < 9
? ImagePickerWidget(
child: Container(
height: Screen.setWidth(100),
width: Screen.setWidth(100),
decoration: new BoxDecoration(
border: new Border.all(
color: ColorConfig.TextColor, width: 0.5),
borderRadius:
new BorderRadius.circular((2.0)),
),
child: Icon(
Icons.add,
color: ColorConfig.TextColor,
),
),
onChange: (ImagePickerEntity pickedFile) {
getImage(pickedFile);
},
)
: Container(
height: 0,
width: 0,
)
],
),
)
],
),
),
),
),
);
}
Widget imgView(int e) {
return Stack(
children: [
Container(
height: Screen.setWidth(120),
width: Screen.setWidth(120),
decoration: new BoxDecoration(
borderRadius: new BorderRadius.circular((2.0)),
),
child: ClipRRect(
// borderRadius: BorderRadius.circular(10),
child: Image.file(
imgList[e].getPath,
fit: BoxFit.cover,
),
),
),
Positioned(
right: 0,
child: GestureDetector(
onTap: () {
delImage(e);
},
child: Container(
decoration:
BoxDecoration(color: ColorConfig.TransparentBackground),
padding: EdgeInsets.all(2),
child: Icon(
Icons.close,
color: ColorConfig.WhiteBackColor,
size: 20,
),
),
),
),
],
);
}
/*
* 展示图片
*/
getImage(ImagePickerEntity pickedFile) async {
setState(() {
imgList = [...imgList, pickedFile];
});
toolUploadFile(pickedFile.getPath);
}
toolUploadFile(File file) async {
BotToast.showLoading();
String path = file.path;
var name = path.substring(path.lastIndexOf("/") + 1, path.length);
FormData formdata = FormData.fromMap(
{"file": await MultipartFile.fromFile(path, filename: name)});
ToolUploadFileEntityData res = await PublicService.toolUploadFile(formdata);
imageUrl.add(res.imgUrl);
BotToast.closeAllLoading();
}
delImage(int index) {
setState(() {
imgList.removeAt(index);
imageUrl.removeAt(index);
});
}
dynamicPush() async {
Null res = await DynamicService.dynamicPush(
{"dynamic_introduce": introduce.text, "dynamic_imgs": imageUrl});
Config.eventBus.fire(ClassEditEvent(true));
Navigator.of(context).pop();
}
}