518 lines
20 KiB
Dart
518 lines
20 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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import 'package:decimal/decimal.dart';
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import 'package:dio/dio.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:open_filex/open_filex.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:sk_base_mobile/apis/api.dart';
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import 'package:sk_base_mobile/app_theme.dart';
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import 'package:sk_base_mobile/config.dart';
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import 'package:sk_base_mobile/constants/constants.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_quotaion_component.model.dart';
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import 'package:sk_base_mobile/models/sale_quotaion_group.model.dart';
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import 'package:sk_base_mobile/models/sale_quotation.model.dart';
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import 'package:sk_base_mobile/models/sale_quotation_template.model.dart';
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import 'package:sk_base_mobile/models/workbench.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/dio.service.dart';
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import 'package:sk_base_mobile/services/storage.service.dart';
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import 'package:sk_base_mobile/util/logger_util.dart';
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import 'package:sk_base_mobile/util/snack_bar.util.dart';
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import 'package:sk_base_mobile/widgets/core/sk_flat_button.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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import 'package:sk_base_mobile/widgets/loading_indicator.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<SaleQuotationModel> groups = RxList<SaleQuotationModel>([]);
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RxDouble totalCost = RxDouble(0.0);
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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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RxList<SaleQuotationTemplateModel> templates = RxList([]);
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final List<WorkBenchModel> menus = [];
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RxString templateName = '默认'.obs;
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RxnInt templateId = RxnInt(null);
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final downloadProgress = RxDouble(0.0);
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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 export() async {
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try {
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final dir = await getDownloadsDirectory();
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if (dir != null) {
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String storagePath = dir.path;
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File file = File('$storagePath/$templateName.xls');
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if (!file.existsSync()) {
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file.createSync();
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}
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CancelToken token = CancelToken();
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ModalUtil.alert(
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barrierDismissible: false,
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contentPadding: EdgeInsets.zero,
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showActions: false,
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content:
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// 进度条
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Obx(() => Column(
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mainAxisAlignment: MainAxisAlignment.center,
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mainAxisSize: MainAxisSize.min,
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children: [
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Stack(
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children: [
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SizedBox(
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height: ScreenAdaper.height(60),
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child: LinearProgressIndicator(
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value: downloadProgress.value,
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),
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),
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Positioned(
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left: 0,
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right: 0,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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'${downloadProgress.value * 100}%',
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textAlign: TextAlign.center,
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style: TextStyle(
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fontSize: ScreenAdaper.height(30)),
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),
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const LoadingIndicator(
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color: AppTheme.nearlyBlack)
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],
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)),
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],
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),
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SkFlatButton(
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onPressed: () {
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token.cancel('已取消下载');
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Get.back();
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},
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textColor: AppTheme.nearlyBlack,
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color: AppTheme.nearlyWhite,
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buttonText: '取消',
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)
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],
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)));
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try {
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await DioService.dio.download(
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'${Urls.saleQuotation}/export/${templateId.value}', file.path,
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cancelToken: token,
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onReceiveProgress: onReceiveProgress,
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options: Options(
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responseType: ResponseType.bytes,
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followRedirects: false,
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));
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Get.back();
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await OpenFilex.open(file.path);
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} catch (e) {
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Get.back();
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SnackBarUtil().error((e as dynamic).error ?? '暂时无法下载，请稍后重试或联系管理员');
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LoggerUtil().error(e);
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}
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}
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} catch (e) {
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SnackBarUtil().error('暂时无法下载，请稍后重试或联系管理员');
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}
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}
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/// 展示下载进度
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void onReceiveProgress(num received, num total) {
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LoggerUtil().info(received);
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if (total != -1) {
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downloadProgress.value =
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Decimal.parse((received / total).toStringAsFixed(2))
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.toDouble()
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.toPrecision(2);
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}
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}
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Future<void> init() async {
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menus.addAll([
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WorkBenchModel(title: '导出明细', icon: 'export.svg', onTap: export),
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// WorkBenchModel(title: '模板', icon: 'sale_quotation_template.svg'),
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WorkBenchModel(title: '配件管理', icon: 'product.svg'),
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WorkBenchModel(title: '分组管理', icon: 'sale_quotation_group.svg'),
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WorkBenchModel(title: '计算公式', icon: 'sale_quotation_formula.svg'),
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]);
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String? salesQuotation = StorageService.to.getString('salesQuotation');
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if (salesQuotation != null) {
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SaleQuotationTemplateModel editTemplate =
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SaleQuotationTemplateModel.fromJson(jsonDecode(salesQuotation));
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parseTemplateModel(editTemplate);
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}
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await getTemplates();
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}
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void parseTemplateModel(SaleQuotationTemplateModel editTemplate) {
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groups.assignAll(editTemplate.template.data);
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templateName.value = editTemplate.name ?? '';
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formula.value = editTemplate.template.formula;
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totalPrice.value = editTemplate.template.totalPrice?.toDouble() ?? 0.0;
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totalCost.value = editTemplate.template.totalCost?.toDouble() ?? 0.0;
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templateId.value = editTemplate.id;
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}
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/// 切换报价模板
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void changeTemplate(SaleQuotationTemplateModel templateModel) {
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parseTemplateModel(templateModel);
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saveToLocal();
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}
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/// 获取报价模板
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Future<void> getTemplates() async {
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final res = await Api.getSaleQuotationTemplate();
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List<SaleQuotationTemplateModel> newList = res.data!.items
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.map((e) => SaleQuotationTemplateModel.fromJson(e))
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.toList();
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templates.assignAll(newList);
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}
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/// 实时计算总数
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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<double>(0, (previousValue, element) {
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return previousValue +
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element.items.fold<double>(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.toDouble() : 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.toDouble() : 0.0;
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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.toDouble() : 0;
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}
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return data;
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}
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/// 处理行数据变化
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void afterRowChanges(int groupIndex, int rowIndex,
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SaleQuotationItemModel data, 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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/// 停止编辑
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void stopEditing() {
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editingcell.assignAll([null, null, null]);
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saveToLocal();
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}
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/// 保存到本地持久化
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Future<void> saveToLocal() async {
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Map<String, dynamic> data = {
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'name': templateName.value,
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'template': {
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'data': groups.map((e) => e.toJson()).toList(),
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'totalCost': totalCost.value,
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'totalPrice': totalPrice.value,
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'formula': formula.value
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}
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};
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if (templateId.value != null) {
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data['id'] = templateId.value;
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}
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await StorageService.to.setString('salesQuotation', jsonEncode(data));
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}
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/// 保存到数据库
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Future<bool> saveToDatabase() async {
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if (templateId.value == null) {
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await Api.createSaleQuotationTemplate({
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'name': templateName.value,
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'template': {
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'data': groups.toJson(),
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'totalCost': totalCost.value,
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'totalPrice': totalPrice.value,
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'formula': formula.value
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}
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});
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} else {
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await Api.updateSaleQuotationTemplate(templateId.value!, {
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'name': templateName.value,
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'template': {
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'data': groups.toJson(),
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'totalCost': totalCost.value,
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'totalPrice': totalPrice.value,
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'formula': formula.value
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}
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});
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}
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await getTemplates();
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await SnackBarUtil().success('已保存');
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return true;
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}
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/// 删除模板
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Future<void> deleteTemplate(int deleteId) async {
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await Api.deleteSaleQuotationTemplate(deleteId);
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SnackBarUtil().success('已删除');
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}
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/// 添加分组
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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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saveToLocal();
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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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/// 移除分组
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void removeGroup(int index) {
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groups.removeAt(index);
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calculateTotal();
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saveToLocal();
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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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// 选择配件
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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]
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.items
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.addAll(controller.list.where((element) {
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return indexes.contains(controller.list.indexOf(element));
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}));
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saveToLocal();
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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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void clearWorkbench() {
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groups.value = [];
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totalCost.value = 0.0;
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totalPrice.value = 0.0;
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formula.value = '成本 * 1.3 / 0.864';
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templateName.value = '默认';
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templateId.value = null;
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saveToLocal();
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}
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}
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class GroupSearchMoreController
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extends BaseSearchMoreController<SaleQuotationModel> {
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@override
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Future<List<SaleQuotationModel>> getData({bool isRefresh = false}) async {
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await Future.delayed(const Duration(seconds: 1));
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final res = await Api.getSaleQuotationGroups();
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List<SaleQuotationGroupModel> groups = res.data!.items
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.map((e) => SaleQuotationGroupModel.fromJson(e))
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.toList();
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List<SaleQuotationModel> newList = groups
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.map((e) => SaleQuotationModel(name: e.name!, items: RxList([])))
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.toList();
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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
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extends BaseSearchMoreController<SaleQuotationItemModel> {
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@override
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Future<List<SaleQuotationItemModel>> getData({bool isRefresh = false}) async {
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try {
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final res = await Api.getSaleQuotationComponents();
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List<SaleQuotationComponentModel> componets = res.data!.items
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.map((e) => SaleQuotationComponentModel.fromJson(e))
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.toList();
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List<SaleQuotationItemModel> newList = componets
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.map((e) => SaleQuotationItemModel(
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name: e.name!,
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cost: e.unitPrice ?? 0.0,
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unit: e.unit?.label ?? '',
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remark: e.remark))
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.toList();
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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),
|
|
// SaleQuotationItemModel(name: '钢丝编织橡胶护套连接器', remark: '控制器-驱动器', cost: 500),
|
|
// SaleQuotationItemModel(
|
|
// name: '钢丝编织橡胶护套连接器', remark: '控制器-隔离耦合器', cost: 2000),
|
|
// SaleQuotationItemModel(name: '矿用本安型支架控制器', cost: 4700),
|
|
// SaleQuotationItemModel(name: '矿用本安型电磁阀驱动器', cost: 1200),
|
|
// SaleQuotationItemModel(name: '矿用隔爆兼本安型电源', cost: 5700),
|
|
// SaleQuotationItemModel(
|
|
// name: '电液换向阀(10功能10接口)', remark: '中间过渡架主阀组', cost: 13200),
|
|
// SaleQuotationItemModel(
|
|
// name: '电液换向阀(20功能20接口)', remark: '端头架主阀组', cost: 26500),
|
|
// SaleQuotationItemModel(
|
|
// name: '自动反冲洗过滤装置', remark: '流量:900L/min,过滤精度25μm', cost: 2000),
|
|
// 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'),
|
|
// ];
|
|
list.assignAll(newList
|
|
.where((element) =>
|
|
PinyinHelper.getPinyin(element.name, separator: '')
|
|
.contains(searchKey.value))
|
|
.toList());
|
|
return newList;
|
|
} catch (e) {
|
|
return [];
|
|
}
|
|
}
|
|
}
|