VitalApp/lib/pages/form/form_view.dart

import 'dart:convert';

import 'package:fis_common/index.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:get/get.dart';
import 'package:vitalapp/architecture/utils/prompt_box.dart';
import 'package:vitalapp/managers/interfaces/doctor.dart';
import 'package:vitalapp/pages/check/models/form.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_blood.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_check_box.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_date.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_input.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_multi_select_list.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_number_input.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_radio.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_signature.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_single_option.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_single_select.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_text_input.dart';
import 'package:vitalapp/pages/check/widgets/exam_configurable/exam_virtual_title.dart';
import 'package:vitalapp/store/store.dart';

import '../medical/widgets/exam_card.dart';
import 'form_info.dart';

class FormView extends StatefulWidget {
  final String templateJson;

  FormView(this.templateJson);

  @override
  State<StatefulWidget> createState() {
    return FormViewState();
  }
}

class FormViewState extends State<FormView> {
  final ScrollController _scrollController = ScrollController();
  List<FormObject> _templateItems = [];

  @override
  void initState() {
    var _templateJson = widget.templateJson;
    var templateItems = jsonDecode(_templateJson);
    for (var item in templateItems) {
      if (item is Map<String, dynamic> && item.containsKey('type')) {
        try {
          var templateItem = FormObject.fromJson(item);
          _templateItems.add(templateItem);
        } catch (e) {
          print(e);
        }
      }
    }
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scrollbar(
      thumbVisibility: true,
      controller: _scrollController,
      child: SingleChildScrollView(
        controller: _scrollController,
        child: Container(
          alignment: Alignment.topCenter,
          padding: const EdgeInsets.all(15),
          child: FormItemsView(_templateItems),
        ),
      ),
    );
  }
}

class FormItemsView extends StatelessWidget {
  final List<FormObject> templateItems;

  FormItemsView(this.templateItems);

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(
        builder: (BuildContext context, BoxConstraints constraints) {
      return Wrap(
        runSpacing: 20, // 纵向元素间距
        alignment: WrapAlignment.start,
        children: templateItems.map(
          (e) {
            switch (e.type) {
              case "dateTime":
                return Container(
                  width: constraints.maxWidth / 2,
                  child: ExamDate(currentFormObject: e),
                );
              case "longInput":
                var width = constraints.maxWidth;
                return Container(
                  width: width,
                  child: ExamTextInput(
                    currentFormObject: e,
                  ),
                );
              case "input":
                var width = constraints.maxWidth / 2;
                if ((e.label?.length ?? 0) > 15) {
                  width = constraints.maxWidth;
                }
                return Container(
                  width: width,
                  child: ExamTextInput(
                    currentFormObject: e,
                  ),
                );
              case "textareaInput":
                return Container(
                  height: 200,
                  child: ExamTextInput(
                    currentFormObject: e,
                  ),
                );
              case "numberInput":
                return Container(
                  width: constraints.maxWidth / 2,
                  child: ExamTextInput(
                    currentFormObject: e,
                    isNumber: true,
                  ),
                );
              case "checkbox":
                List<Option> options = e.options ?? [];
                return ExammultiSelectList(
                  currentFormObject: e,
                  currentSelectedCheckBox: [],
                  options: options,
                );
              case "option":
                return ExamSingleOption(
                  option: Option(label: e.label, value: e.key),
                  currentFormObject: e,
                  isSelected: false,
                );
              case "radio":
                List<Option> options = e.options ?? [];
                return ExamSingleSelect(
                  options: options,
                  currentFormObject: e,
                  currentSelected: "",
                );
              case "virtualTitle":
                return VirtualTitleContent(
                  formObject: e,
                );
              case "signature":
                return Container(
                  width: constraints.maxWidth / 2,
                  child: Signature(e),
                );
              case "bloodPressure":
                return Container(
                  width: constraints.maxWidth / 2,
                  child: ExamBlood(
                    currentFormObject: e,
                  ),
                );
              case "label":
                return ExamCard(
                  content: Container(),
                  title: e.label,
                );
            }
            if (kDebugMode) {
              return Text("存在异常组件：$e");
            }
            return SizedBox();
          },
        ).toList(),
      );
    });
  }
}