mobile_skt/lib/screens/sale_quotation/sale_quotation.dart

358 lines
14 KiB
Dart

import 'dart:math';
import 'package:collection/collection.dart';
import 'package:flutter/material.dart';
import 'package:flutter_slidable/flutter_slidable.dart';
import 'package:get/get.dart';
import 'package:sk_base_mobile/app_theme.dart';
import 'package:sk_base_mobile/screens/sale_quotation/components/data_table.dart';
import 'package:sk_base_mobile/util/modal.util.dart';
import 'package:sk_base_mobile/util/screen_adaper_util.dart';
import 'package:sk_base_mobile/widgets/sk_appbar.dart';
import 'package:flutter_sticky_header/flutter_sticky_header.dart';
class SaleQuotationPage extends StatelessWidget {
SaleQuotationPage({super.key});
final controller = Get.put(SaleQuotationController());
final quantityWidth = 55.0;
final unitPriceWidth = 80.0;
final amountWidth = 85.0;
final headerTitleStyle = TextStyle(
fontSize: ScreenAdaper.sp(40),
fontWeight: FontWeight.w600,
color: AppTheme.nearlyBlack);
final headerBgcolor = Color.fromARGB(255, 238, 238, 238);
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: SkAppbar(
title: '报价计算',
action: [
TextButton(
onPressed: () {},
child: Row(
children: [
Icon(Icons.add, color: AppTheme.white),
Text(
'添加组',
style: TextStyle(
color: AppTheme.white,
fontSize: ScreenAdaper.sp(35),
fontWeight: FontWeight.w600),
)
],
))
],
),
body: Column(
children: [
Container(
decoration: BoxDecoration(
color: headerBgcolor,
border: Border(
bottom: BorderSide(
color: AppTheme.nearlyBlack.withOpacity(0.5)))),
padding: EdgeInsets.only(
left: ScreenAdaper.width(20),
top: ScreenAdaper.height(10),
bottom: ScreenAdaper.height(10)),
child: Row(
children: [
Text(
'名称',
style: headerTitleStyle,
),
const Spacer(),
Container(
alignment: Alignment.center,
width: quantityWidth,
// constraints: BoxConstraints(minWidth: quantityWidth),
child: Text(
'数量',
style: headerTitleStyle,
),
),
Container(
alignment: Alignment.center,
width: unitPriceWidth,
// constraints: BoxConstraints(minWidth: unitPriceWidth),
child: Text(
'单价',
style: headerTitleStyle,
),
),
Container(
alignment: Alignment.center,
width: amountWidth,
child: Text(
'总价',
style: headerTitleStyle,
),
),
],
)),
Expanded(
child: Obx(() => CustomScrollView(
slivers: controller.groups
.mapIndexed<Widget>((index, e) => buildBody(e, index))
.toList(),
))),
],
),
);
}
Widget buildBody(SaleQuotationModel group, int index) {
final titleStyle = TextStyle(
fontSize: ScreenAdaper.sp(40),
color: AppTheme.nearlyBlack,
fontWeight: FontWeight.w600);
final subTextStyle =
TextStyle(color: AppTheme.grey, fontSize: ScreenAdaper.sp(30));
return SliverStickyHeader.builder(
builder: (context, state) => Container(
height: ScreenAdaper.height(80),
color: headerBgcolor.withOpacity(1.0 - state.scrollPercentage),
alignment: Alignment.centerLeft,
child: InkWell(
onTap: () {
controller.groups[index].isExpanded.value =
!controller.groups[index].isExpanded.value;
},
child: Row(
children: [
Obx(() => controller.groups[index].isExpanded.value
? IconButton(
padding: EdgeInsets.zero,
onPressed: () {
controller.groups[index].isExpanded.value = false;
},
icon: const Icon(
Icons.expand_more,
color: AppTheme.nearlyBlack,
),
)
: IconButton(
padding: EdgeInsets.zero,
onPressed: () {
controller.groups[index].isExpanded.value = true;
},
icon: const Icon(
Icons.chevron_right,
color: AppTheme.nearlyBlack,
),
)),
Text(
group.name,
style: titleStyle,
),
const Spacer(),
IconButton(
onPressed: () {
ModalUtil.confirm(title: '确定要删除此组吗?', onConfirm: () {});
},
icon: const Icon(
Icons.remove_circle_outline_outlined,
color: AppTheme.nearlyBlack,
)),
IconButton(
onPressed: () {},
icon: const Icon(
Icons.add_circle_outline,
color: AppTheme.nearlyBlack,
)),
],
))),
sliver: Obx(() => !controller.groups[index].isExpanded.value
? SliverList(
delegate: SliverChildBuilderDelegate(
(context, i) => SizedBox(),
childCount: 0,
))
: SliverList(
delegate: SliverChildBuilderDelegate(
(context, i) => Slidable(
key: UniqueKey(),
endActionPane: ActionPane(
extentRatio: 0.2,
motion: const DrawerMotion(),
children: [
SlidableAction(
padding: EdgeInsets.zero,
onPressed: (_) {},
backgroundColor: AppTheme.dangerColor,
foregroundColor: Colors.white,
icon: Icons.delete,
label: 'Delete',
),
],
),
child: Container(
padding: EdgeInsets.only(
left: ScreenAdaper.width(20),
top: ScreenAdaper.height(15),
bottom: ScreenAdaper.height(15),
),
constraints:
BoxConstraints(minHeight: ScreenAdaper.height(100)),
decoration: BoxDecoration(
border: Border(
bottom: BorderSide(width: 1, color: Colors.grey[200]!),
),
),
child: Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Expanded(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Expanded(
child: Text(
'${group.items[i].name}',
style: TextStyle(
fontSize: ScreenAdaper.sp(35)),
),
),
],
),
if (group.items[i].spec != null)
Row(
children: [
Text(
'规格、型号: ',
style: subTextStyle,
),
Text(
'${group.items[i].spec ?? ''}',
style: subTextStyle,
),
],
),
if (group.items[i].unit != null)
Row(
children: [
Text(
'单位: ',
style: subTextStyle,
),
Text(
'${group.items[i].unit ?? ''}',
style: subTextStyle,
),
],
),
if (group.items[i].remark != null)
Row(
children: [
Text(
'备注: ',
style: subTextStyle,
),
Expanded(
child: Text(
'${group.items[i].remark ?? ''}${group.items[i].remark ?? ''}${controller.products[i].remark ?? ''}',
overflow: TextOverflow.ellipsis,
style: subTextStyle,
),
),
],
),
],
),
),
VerticalDivider(),
Container(
alignment: Alignment.center,
width: quantityWidth,
child: Text('13500'),
),
Container(
alignment: Alignment.center,
width: unitPriceWidth,
child: Text('¥470000'),
),
Container(
alignment: Alignment.center,
width: amountWidth,
child: Text('¥63450000'),
),
],
),
),
),
childCount: !controller.groups[index].isExpanded.value
? 0
: group.items.length,
),
)),
);
}
}
class SaleQuotationModel {
final String name;
RxBool isExpanded = true.obs;
List<SaleQuotationItemModel> items;
SaleQuotationModel({required this.name, required this.items});
}
class SaleQuotationItemModel {
final String name;
// 规格
final String? spec;
final String? unit;
final String? remark;
// 成本
final double? cost;
SaleQuotationItemModel(
{required this.name, this.spec, this.unit, this.remark, this.cost});
}
class SaleQuotationController extends GetxController {
static SaleQuotationController get to => Get.find();
RxList<SaleQuotationItemModel> products = RxList([
SaleQuotationItemModel(name: '矿用本安型支架控制器', unit: '', spec: 'ZDYZ-Z'),
SaleQuotationItemModel(name: '矿用本安型电磁阀驱动器'),
SaleQuotationItemModel(name: '矿用隔爆兼本安型电源'),
SaleQuotationItemModel(name: '矿用本安型隔离耦合器'),
SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器'),
SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-控制器'),
SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-驱动器'),
SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-隔离耦合器'),
SaleQuotationItemModel(name: '矿用本安型支架无线遥控器'),
SaleQuotationItemModel(name: '矿用隔爆兼本安型电源'),
SaleQuotationItemModel(name: '电液换向阀(10功能10接口)', remark: '中间过渡架主阀组'),
SaleQuotationItemModel(name: '电液换向阀(20功能20接口)', remark: '端头架主阀组'),
SaleQuotationItemModel(name: '自动反冲洗过滤装置', remark: '流量:900L/min,过滤精度25μm'),
SaleQuotationItemModel(name: '全自动反冲洗过滤器电缆', remark: '控制器-自动反冲洗'),
SaleQuotationItemModel(name: '矿用本安型位移传感器'),
SaleQuotationItemModel(name: '矿用本安型压力传感器'),
SaleQuotationItemModel(name: '矿用本安型红外发射器'),
SaleQuotationItemModel(name: '矿用本安型LED信号灯'),
SaleQuotationItemModel(name: '倾角传感器'),
SaleQuotationItemModel(name: '各类安装附件'),
]);
RxList<SaleQuotationModel> groups = RxList<SaleQuotationModel>([]);
@override
void onReady() {
groups.assignAll([
SaleQuotationModel(name: '中间过渡架电控部分', items: products),
SaleQuotationModel(name: '端头架电控部分', items: products),
SaleQuotationModel(name: '主阀部分', items: products),
SaleQuotationModel(name: '自动反冲洗过滤器部分', items: products),
SaleQuotationModel(name: '位移测量部分', items: products),
SaleQuotationModel(name: '压力检测部分', items: products),
SaleQuotationModel(name: '煤机定位部分', items: products),
SaleQuotationModel(name: '姿态检测部分', items: products),
]);
super.onReady();
}
}