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