app-zj/lib/page/home/store_house_page.dart

import 'dart:convert';

import 'package:dotted_border/dotted_border.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_keyboard_visibility/flutter_keyboard_visibility.dart';
import 'package:lszlgl/base/base_lifecycle_state.dart';
import 'package:lszlgl/base/base_vm.dart';
import 'package:lszlgl/config/borders.dart';
import 'package:lszlgl/main.dart';
import 'package:lszlgl/model/api_rsp.dart';
import 'package:lszlgl/model/rsp/storehouse_rsp.dart';
import 'package:lszlgl/network/my_api.dart';
import 'package:lszlgl/widget/page_widget.dart';
import 'package:lszlgl/widget/storehouse_item.dart';


class StoreHousePage extends StatefulWidget {
  final String houseNum;

  const StoreHousePage({super.key, required this.houseNum});

  @override
  State<StoreHousePage> createState() => _StoreHousePageState();
}

class _StoreHousePageState extends BaseLifecycleState<StoreHousePage> {
  final pageState = DataStatusModel<storehouseRsp?>().notifier<DataStatusModel<storehouseRsp?>>();
  storehouseRsp? data;
  final ValueNotifier<String> _title = ValueNotifier<String>('仓房信息');

  @override
  void onFirstShow(Duration timeStamp) {
    loadData();
  }

  @override
  void onDestroy() {
    pageState.dispose();
  }

  void loadData() async{
    pageState.update(pageState.value.loading());
    try{
      // String jsonStr = await Future.delayed(const Duration(seconds: 3),()async{
      //   return rootBundle.loadString('assets/json/storehouse.json');
      // });
      // Map<String,dynamic> val = json.decode(jsonStr);
      // ApiRsp<List<storehouseRsp?>> res= ApiRsp<List<storehouseRsp>>.fromJson(
      //   val,
      //       (json) => json is List<dynamic>
      //       ? json
      //       .map<storehouseRsp>((i) => storehouseRsp.fromJson(i as Map<String, dynamic>))
      //       .toList()
      //       : List.empty(),
      // );
      var res = await MyApi.get(baseUrl: 'http://101.36.160.117:28088').getStoreMessage(widget.houseNum, 'zhijian');
      if(res.data == null ){
        pageState.update(pageState.value.empty());
      }else{
        data = res.data!.first;
        _title.value = data?.kqmc ?? '仓房信息' ;
        pageState.update(pageState.value.success(data: res.data!.first));
      }
    }catch(e){
      logger.e(e);
      pageState.update(pageState.value.error());
    }
  }


  @override
  Widget build(BuildContext context) {
    return myScaffold(
        child: KeyboardDismissOnTap(
          dismissOnCapturedTaps: true,
            child: Column(
              children: [
                ValueListenableBuilder(
                  valueListenable: _title,
                  builder: (_,String title,__){
                    return myAppBar(title: title);
                  },
                ),
                Expanded(
                    child:Container(
                      color: Colors.white,
                      child: SingleChildScrollView(
                        child: pageState.builder((v){
                          if(v.status == DataStatus.error){
                            return PageLoadingWidget.error(onTap: loadData);
                          }

                          if(v.status == DataStatus.empty){
                            return const PageLoadingWidget.empty();
                          }

                          if(v.status == DataStatus.loading){
                            return const PageLoadingWidget.loading();
                          }

                          return Column(
                            //crossAxisAlignment: CrossAxisAlignment.stretch,
                            children: [
                              Padding(padding: const EdgeInsets.fromLTRB(22, 20, 22, 4),
                              child: Column(
                                crossAxisAlignment: CrossAxisAlignment.stretch,
                                children: [
                                  Text(data?.cfmc ?? '',style: TextStyles.titA,),
                                  const SizedBox(height: 12),
                                  Text('仓房编号：${data?.tycfbm}',style: TextStyles.titA),
                                  const SizedBox(height: 12),
                                  const Divider(thickness: 0.6,),
                                  const SizedBox(height: 6),
                                  StorehouseItem(special: true,left: data?.cflx,right: data?.cfzt),
                                  StorehouseItem(left: '保管员',right: data?.bgr),
                                  StorehouseItem(left: '交付使用日期', right: data?.jfsyrq),
                                  const SizedBox(height: 10),
                                  const Divider(thickness: 0.6,),
                                ],
                              ),
                              ),
                              const StoreHouseTit(tit: '仓房信息'),
                              Padding(padding: const EdgeInsets.fromLTRB(22, 8, 22, 4),
                              child:Column(
                                crossAxisAlignment: CrossAxisAlignment.stretch,
                                children: [
                                  StorehouseItem(left: '设计仓容',right: '${data?.ajsjcr}吨',),
                                  StorehouseItem(left: '设计使用年限',right: '${data?.sjsynx}年',),
                                  StorehouseItem(left: '装粮线高',right: '${data?.cnzlxg}米',),
                                  StorehouseItem(left: '长*宽*高',right: data?.ckg,),
                                  const SizedBox(height: 10),
                                  const Divider(thickness: 0.6,),
                                ],
                              )
                              ),
                              const StoreHouseTit(tit: '粮食库存'),
                              Container(
                                padding: const EdgeInsets.symmetric(horizontal:22,vertical: 12),
                                child: DottedBorder(
                                  strokeWidth: 0.8,
                                  color: Colors.grey,
                                  dashPattern:const[3,4],
                                  padding: const EdgeInsets.all(8),
                                  child: Column(
                                    crossAxisAlignment: CrossAxisAlignment.stretch,
                                    children: [
                                      StorehouseItem(left: '粮食品种',right: data?.itemList?.first?.lspzmc),
                                      StorehouseItem(left: '粮食等级',right: data?.itemList?.first?.lsdjmc),
                                      StorehouseItem(left: '库存',right: '${data?.itemList?.first?.jjsl}吨'),
                                      StorehouseItem(left: '储存性质',right: data?.itemList?.first?.lsxzmc),
                                      StorehouseItem(left: '粮权归属单位',right: data?.itemList?.first?.lqgsdw),
                                      StorehouseItem(left: '入仓时间',right: data?.itemList?.first?.timeStr()),
                                      StorehouseItem(left: '产地',right: data?.itemList?.first?.cd),
                                      StorehouseItem(left: '收货年度',right: '${data?.itemList?.first?.shnd}年'),
                                    ],
                                  ),
                                ),
                              )
                            ],
                          );
                        }
                        ),
                      ),
                    )

                ),
              ],
            )
        ),
    );
  }
}