app/lib/pages/home/barcode/input_barcode_page.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';

import 'package:recook/base/base_store_state.dart';
import 'package:recook/constants/api_v2.dart';
import 'package:recook/constants/header.dart';
import 'package:recook/constants/styles.dart';
import 'package:recook/manager/http_manager.dart';
import 'package:recook/models/base_model.dart';
import 'package:recook/models/scan_result_model.dart';
import 'package:recook/pages/home/barcode/qr_scaner_result_page.dart';
import 'package:recook/widgets/custom_app_bar.dart';
import 'package:recook/widgets/custom_image_button.dart';

class InputBarcodePage extends StatefulWidget {
  @override
  State<StatefulWidget> createState() {
    return _InputBarcodePageState();
  }
}

class _InputBarcodePageState extends BaseStoreState<InputBarcodePage> {
  final _textEditcontroller = TextEditingController();
  @override
  void initState() {
    super.initState();
  }

  @override
  Widget buildContext(BuildContext context, {store}) {
    return GestureDetector(
      onTap: () {
        FocusScope.of(context).requestFocus(FocusNode());
      },
      child: Scaffold(
          appBar: CustomAppBar(
            title: "",
            themeData: AppThemes.themeDataGrey.appBarTheme,
            appBackground: Colors.white,
            elevation: 0,
          ),
          body: SingleChildScrollView(
            physics: BouncingScrollPhysics(),
            child: _bodyWidget(),
          )),
    );
  }

  _bodyWidget() {
    double width = MediaQuery.of(context).size.width;
    Color buttonColor = Color(0xffE98787);
    return Container(
      child: Column(
        mainAxisAlignment: MainAxisAlignment.start,
        children: <Widget>[
          Container(
            alignment: Alignment.centerLeft,
            width: width,
            padding: EdgeInsets.only(left: 30, top: 20),
            child: Text(
              "填写商品条码",
              style: TextStyle(color: Colors.black, fontSize: 22 * 2.sp),
            ),
          ),
          inputWidget(),
          Container(
            padding: EdgeInsets.only(
              left: 30,
              right: 30,
              top: 30,
            ),
            child: CustomImageButton(
              height: 36 * 2.h,
              backgroundColor: AppColor.themeColor,
              title: "确认",
              color: Colors.white,
              fontSize: 16,
              onPressed: TextUtils.isEmpty(_textEditcontroller.text)
                  ? null
                  : () {
                      _getGoodsWithCode(_textEditcontroller.text);
                    },
            ),
          ),
          Container(
            padding: EdgeInsets.only(
              left: 30,
              right: 30,
              top: 20,
            ),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.center,
              children: <Widget>[
                Expanded(
                  child: CustomImageButton(
                    height: 36 * 2.h,
                    title: "切换扫描",
                    color: buttonColor,
                    border: Border.all(
                      color: buttonColor,
                    ),
                    fontSize: 16,
                    onPressed: () {
                      AppRouter.pushAndReplaced(
                          context, RouteName.BARCODE_SCAN);
                    },
                  ),
                ),
                Container(
                  width: 30,
                ),
                Expanded(
                  child: CustomImageButton(
                    height: 36 * 2.h,
                    title: "返回首页",
                    color: buttonColor,
                    border: Border.all(
                      color: buttonColor,
                    ),
                    fontSize: 16,
                    onPressed: () {
                      Navigator.pop(context);
                    },
                  ),
                ),
              ],
            ),
          )
        ],
      ),
    );
  }

  Widget inputWidget() {
    return Container(
      padding: EdgeInsets.only(left: 30, right: 30),
      child: Column(
        children: <Widget>[
          Row(
            mainAxisAlignment: MainAxisAlignment.start,
            children: <Widget>[
              Container(
                margin: EdgeInsets.symmetric(horizontal: 10),
                // height: 60,
                alignment: Alignment.center,
                child: Text(
                  "商品条码",
                  style: TextStyle(color: Colors.black, fontSize: 16 * 2.sp),
                ),
              ),
              Container(
                width: 15,
              ),
              Expanded(
                  child: Container(
                height: 60,
                alignment: Alignment.center,
                child: CupertinoTextField(
                  onChanged: (string) {
                    setState(() {});
                  },
                  controller: _textEditcontroller,
                  placeholder: "请输入条码",
                  decoration: BoxDecoration(),
                  maxLength: 13,
                  maxLines: 1,
                  style: TextStyle(fontSize: 15 * 2.sp, color: Colors.black),
                  textAlign: TextAlign.left,
                ),
              )),
            ],
          ),
          Container(
            height: 1,
            color: AppColor.frenchColor,
          )
        ],
      ),
    );
  }

  _getGoodsWithCode(String code) async {
    ResultData resultData =
        await HttpManager.post(APIV2.userAPI.getScanResult, {
      "skuCode": code,
    });
    if (!resultData.result) {
      showError(resultData.msg);
      return;
    }
    BaseModel model = BaseModel.fromJson(resultData.data);
    if (model.code != HttpStatus.SUCCESS) {
      showError(model.msg);
      return;
    }
    // String goodsId = resultData.data['data']['goodsId'].toString();
    // if (TextUtils.isEmpty(goodsId)) {
    //   return;
    // }
    // AppRouter.pushAndReplaced(globalContext, RouteName.COMMODITY_PAGE, arguments: CommodityDetailPage.setArguments(int.parse(goodsId)));
    ScanResultModel scanResultModel =
        ScanResultModel.fromMap(resultData.data['data']);
    if (scanResultModel == null) {
      showError(model.msg);
      return;
    }
    Get.off(
      () => QRScarerResultPage(
        model: scanResultModel,
      ),
    );
    return;
  }
}