316 lines
14 KiB
Dart
316 lines
14 KiB
Dart
import 'dart:convert';
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import 'package:decimal/decimal.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:math_expressions/math_expressions.dart';
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import 'package:sk_base_mobile/models/base_search_more_controller.dart';
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import 'package:sk_base_mobile/models/sale_quotation.model.dart';
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import 'package:sk_base_mobile/screens/sale_quotation/components/sale_quotation_group_search.dart';
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import 'package:sk_base_mobile/services/storage.service.dart';
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import 'package:sk_base_mobile/widgets/form_item/sk_multi_search_more.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:pinyin/pinyin.dart';
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class SaleQuotationController extends GetxController {
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static SaleQuotationController get to => Get.find();
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final RxList editingcell = RxList([null, null, null]);
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final GlobalKey<ScaffoldState> scaffoldKey = GlobalKey<ScaffoldState>();
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RxList<SaleQuotationItemModel> products = RxList([
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SaleQuotationItemModel(
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name: '矿用本安型支架控制器', unit: '台', spec: 'ZDYZ-Z', cost: 4700),
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SaleQuotationItemModel(name: '矿用本安型电磁阀驱动器', cost: 1200),
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SaleQuotationItemModel(name: '矿用隔爆兼本安型电源', cost: 5700),
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SaleQuotationItemModel(name: '矿用本安型隔离耦合器', cost: 1200),
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SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', cost: 600),
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SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-控制器', cost: 400),
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SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-驱动器', cost: 500),
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SaleQuotationItemModel(
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name: '钢丝编织橡胶护套连接器', remark: '控制器-隔离耦合器', cost: 2000),
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SaleQuotationItemModel(name: '矿用本安型支架控制器', cost: 4700),
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SaleQuotationItemModel(name: '矿用本安型电磁阀驱动器', cost: 1200),
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SaleQuotationItemModel(name: '矿用隔爆兼本安型电源', cost: 5700),
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SaleQuotationItemModel(
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name: '电液换向阀(10功能10接口)', remark: '中间过渡架主阀组', cost: 13200),
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SaleQuotationItemModel(
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name: '电液换向阀(20功能20接口)', remark: '端头架主阀组', cost: 26500),
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SaleQuotationItemModel(
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name: '自动反冲洗过滤装置', remark: '流量:900L/min,过滤精度25μm', cost: 2000),
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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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RxInt totalCost = RxInt(0);
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RxDouble totalPrice = RxDouble(0.0);
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RxBool isFormulaEditing = false.obs;
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RxString formula = '成本 * 1.3 / 0.864'.obs;
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@override
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void onReady() {
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init();
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super.onReady();
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}
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Future<void> init() async {
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String? salesQuotation = StorageService.to.getString('salesQuotation');
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if (salesQuotation != null) {
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groups.assignAll((jsonDecode(salesQuotation) as List)
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.map((e) => SaleQuotationModel.fromJson(e))
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.toList());
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calculateTotal();
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}
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}
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void calculateTotal({String? newFormula}) {
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//计算groups中所有items中的amout总和
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totalCost.value = groups.fold<int>(0, (previousValue, element) {
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return previousValue +
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element.items.fold<int>(0, (previousValue, element) {
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return previousValue + element.amount;
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});
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});
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Parser p = Parser();
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Expression exp = p.parse(newFormula ?? formula.value);
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Variable x = Variable('成本');
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ContextModel cm = ContextModel()..bindVariable(x, Number(totalCost.value));
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double eval = exp.evaluate(EvaluationType.REAL, cm);
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totalPrice.value = eval.toPrecision(2);
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}
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/// 实时计算数量，单价，总价之间的关系
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SaleQuotationItemModel calculateRow(
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SaleQuotationItemModel data, String changedField) {
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Decimal quantity = Decimal.fromInt(0);
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Decimal cost = Decimal.fromInt(0);
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Decimal amount = Decimal.fromInt(0);
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if (data.quantity != 0) {
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quantity = Decimal.parse('${data.quantity}');
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}
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if (data.cost != 0) {
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cost = Decimal.parse('${data.cost}');
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}
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if (data.amount != 0) {
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amount = Decimal.parse('${data.amount}');
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}
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// 入库一般是先输入单价和数量，然后计算单价
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if (changedField != 'amount') {
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Decimal result = cost * quantity;
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data.amount = result != Decimal.zero ? result.toBigInt().toInt() : 0;
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}
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if (changedField == 'amount' && quantity != Decimal.zero) {
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Decimal result =
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(amount / quantity).toDecimal(scaleOnInfinitePrecision: 10);
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data.cost = result != Decimal.zero ? result.toBigInt().toInt() : 0;
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} else if (changedField != 'amount') {
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Decimal result = (cost * quantity);
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data.amount = result != Decimal.zero ? result.toBigInt().toInt() : 0;
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}
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return data;
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}
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void saveChanges(int groupIndex, int rowIndex, SaleQuotationItemModel data,
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String changedField) {
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data = calculateRow(data, changedField);
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groups[groupIndex].items[rowIndex] = data;
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calculateTotal();
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stopEditing();
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}
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void stopEditing() {
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editingcell.assignAll([null, null, null]);
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save();
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}
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Future<void> save() async {
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await StorageService.to
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.setString('salesQuotation', jsonEncode(groups.toJson()));
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// SnackBarUtil().success('已保存到本地');
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}
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void addGroup() async {
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final controller = Get.put(GroupSearchMoreController());
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// 选择组件 选择分组
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ModalUtil.showGeneralDialog(
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content: SkMutilSearchMore<SaleQuotationModel>(
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controller: controller,
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enablePullUp: false,
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enablePullDown: true,
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onOk: (List<int> indexes) {
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groups.addAll(controller.list.where((element) {
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return indexes.contains(controller.list.indexOf(element));
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}));
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save();
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},
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leadingBuilder: (index) {
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return Container(
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padding: EdgeInsets.symmetric(
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horizontal: ScreenAdaper.width(5),
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vertical: ScreenAdaper.height(10)),
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child: Row(
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children: [
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Text(
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controller.list[index].name,
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style: TextStyle(fontSize: ScreenAdaper.height(30)),
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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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width: Get.width - ScreenAdaper.width(50))
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.then((value) => Get.delete<GroupSearchController>());
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calculateTotal();
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}
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void removeGroup(int index) {
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groups.removeAt(index);
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calculateTotal();
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save();
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}
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void addItems(int groupIndex) async {
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final controller = Get.put(ItemSearchMoreController());
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// 选择产品
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ModalUtil.showGeneralDialog(
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content: SkMutilSearchMore<SaleQuotationItemModel>(
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controller: controller,
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enablePullUp: false,
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enablePullDown: true,
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isDialog: true,
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onOk: (List<int> indexes) {
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groups[groupIndex].items.addAll(products.where((element) {
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return indexes.contains(products.indexOf(element));
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}));
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save();
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},
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leadingBuilder: (index) {
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return Container(
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padding: EdgeInsets.symmetric(
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horizontal: ScreenAdaper.width(5),
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vertical: ScreenAdaper.height(10)),
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child: Column(
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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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Text(
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controller.list[index].name,
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style: TextStyle(
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fontSize: ScreenAdaper.height(30)),
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),
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],
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),
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if (controller.list[index].spec != null)
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Row(
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children: [
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Text(
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'型号：${controller.list[index].spec ?? ''}',
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textAlign: TextAlign.start,
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style: TextStyle(
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fontSize: ScreenAdaper.height(25)),
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),
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],
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),
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Row(
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children: [
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Text(
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'单价：￥${controller.list[index].cost}',
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textAlign: TextAlign.start,
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style: TextStyle(
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fontSize: ScreenAdaper.height(25)),
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),
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],
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),
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if (controller.list[index].remark != null)
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Row(
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children: [
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Text(
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'备注：${controller.list[index].remark ?? ''}',
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textAlign: TextAlign.start,
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style: TextStyle(
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fontSize: ScreenAdaper.height(25)),
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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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width: Get.width - ScreenAdaper.width(50))
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.then((value) => Get.delete<ItemSearchMoreController>());
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calculateTotal();
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}
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void removeItem(int groupIndex, int rowIndex) {
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groups[groupIndex].items.removeAt(rowIndex);
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calculateTotal();
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}
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}
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class GroupSearchMoreController extends GetxController
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with BaseSearchMoreController<SaleQuotationModel> {
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@override
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Future<List<SaleQuotationModel>> getData({bool isRefresh = false}) async {
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List<SaleQuotationModel> newList = [
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SaleQuotationModel(name: '中间过渡架电控部分', items: RxList([])),
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SaleQuotationModel(name: '端头架电控部分', items: RxList([])),
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SaleQuotationModel(name: '主阀部分', items: RxList([])),
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SaleQuotationModel(name: '自动反冲洗过滤器部分', items: RxList([])),
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SaleQuotationModel(name: '位移测量部分', items: RxList([])),
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SaleQuotationModel(name: '压力检测部分', items: RxList([])),
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SaleQuotationModel(name: '煤机定位部分', items: RxList([])),
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SaleQuotationModel(name: '姿态检测部分', items: RxList([])),
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];
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list.assignAll(newList
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.where((element) => PinyinHelper.getPinyin(element.name, separator: '')
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.contains(searchKey.value))
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.toList());
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return newList;
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}
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}
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class ItemSearchMoreController extends GetxController
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with BaseSearchMoreController<SaleQuotationItemModel> {
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@override
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Future<List<SaleQuotationItemModel>> getData({bool isRefresh = false}) async {
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List<SaleQuotationItemModel> newList = [
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SaleQuotationItemModel(
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name: '矿用本安型支架控制器', unit: '台', spec: 'ZDYZ-Z', cost: 4700),
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SaleQuotationItemModel(name: '矿用本安型电磁阀驱动器', cost: 1200),
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SaleQuotationItemModel(name: '矿用隔爆兼本安型电源', cost: 5700),
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SaleQuotationItemModel(name: '矿用本安型隔离耦合器', cost: 1200),
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SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', cost: 600),
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SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-控制器', cost: 400),
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SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-驱动器', cost: 500),
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SaleQuotationItemModel(
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name: '钢丝编织橡胶护套连接器', remark: '控制器-隔离耦合器', cost: 2000),
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SaleQuotationItemModel(name: '矿用本安型支架控制器', cost: 4700),
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SaleQuotationItemModel(name: '矿用本安型电磁阀驱动器', cost: 1200),
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SaleQuotationItemModel(name: '矿用隔爆兼本安型电源', cost: 5700),
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SaleQuotationItemModel(
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name: '电液换向阀(10功能10接口)', remark: '中间过渡架主阀组', cost: 13200),
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SaleQuotationItemModel(
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name: '电液换向阀(20功能20接口)', remark: '端头架主阀组', cost: 26500),
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SaleQuotationItemModel(
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name: '自动反冲洗过滤装置', remark: '流量:900L/min,过滤精度25μm', cost: 2000),
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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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list.assignAll(newList
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.where((element) => PinyinHelper.getPinyin(element.name, separator: '')
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.contains(searchKey.value))
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.toList());
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return newList;
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}
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}
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