import 'package:fis_lib_report/converts/alignment_convert.dart';
import 'package:fis_lib_report/pages/components/datetime.dart';
import 'package:fis_lib_report/pages/components/input_image.dart';
import 'package:fis_lib_report/pages/components/input_text.dart';
import 'package:fis_lib_report/pages/components/line.dart';
import 'package:fis_lib_report/pages/components/multi_selected.dart';
import 'package:fis_lib_report/pages/components/page_number.dart';
import 'package:fis_lib_report/pages/components/single_select.dart';
import 'package:fis_lib_report/pages/components/space.dart';
import 'package:fis_lib_report/pages/components/static_Text.dart';
import 'package:fis_lib_report/pages/components/static_image.dart';
import 'package:fis_lib_report/pages/helpler.dart';
import 'package:fis_lib_report/report/dateTimeElement.dart';
import 'package:fis_lib_report/report/element_type.dart';
import 'package:fis_lib_report/report/inputImage.dart';
import 'package:fis_lib_report/report/inputText.dart';
import 'package:fis_lib_report/report/interfaces/element.dart';
import 'package:fis_lib_report/report/line.dart';
import 'package:fis_lib_report/report/multiSelected.dart';
import 'package:fis_lib_report/report/page_number.dart';
import 'package:fis_lib_report/report/paragraph.dart';
import 'package:fis_lib_report/report/rt_Cell.dart';
import 'package:fis_lib_report/report/rt_table.dart';
import 'package:fis_lib_report/report/singleSelected.dart';
import 'package:fis_lib_report/report/space.dart';
import 'package:fis_lib_report/report/static_text.dart';
import 'package:fis_lib_report/report/static_image.dart';
import 'package:flutter/material.dart';

class ParagraphPage extends StatefulWidget {
  final Paragraph paragraph;

  ParagraphPage({Key? key, required this.paragraph}) : super(key: key);

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

class _ParagraphState extends State<ParagraphPage> {
  List<IElement>? _elements = [];
  int _itemCount = 0;

  @override
  initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    _elements = widget.paragraph.elements;
    _itemCount = _elements!.length;
    if (_itemCount == 0) {
      return const SizedBox();
    } else if (_itemCount == 2 &&
        _elements![0].elementType!.name == ElementType.staticText.name &&
        (_elements![1].elementType!.name == ElementType.singleSelected.name ||
            _elements![1].elementType!.name == ElementType.multiSelected.name ||
            _elements![1].elementType!.name == ElementType.inputText.name)) {
      try {
        final staticText = _elements![0];
        if (staticText.parent != null) {
          final paragraph = staticText.parent as Paragraph;
          if (paragraph.parent != null) {
            final cell = paragraph.parent as RTCell;
            if (cell.parent != null) {
              final table = cell.parent as RTTable;
              final values = table.cells!.values.toList();
              for (var i = 0; i < values.length; i++) {
                if (values[i] == cell) {
                  final key = table.cells!.keys.toList()[i];
                  final column = key.column;
                  final width = table.columnDefinitions![column!].width;
                  var valueWidth = 0.0;
                  if (_elements![1].elementType!.name ==
                      ElementType.inputText.name) {
                    final input = _elements![1] as InputText;
                    valueWidth = input.lineWidth!;
                  }
                  if (_elements![1].elementType!.name ==
                      ElementType.singleSelected.name) {
                    final input = _elements![1] as SingleSelected;
                    valueWidth = input.lineWidth!;
                  }
                  if (_elements![1].elementType!.name ==
                      ElementType.multiSelected.name) {
                    final input = _elements![1] as MultiSelected;
                    valueWidth = input.lineWidth!;
                  }
                  final textWidth = width! - valueWidth;
                  final textElement = staticText as StaticText;
                  textElement.lineWidth = textWidth;
                }
              }
            }
          }
        }
      } catch (e) {
        print(e);
      }
    }
    final margin = widget.paragraph.margin!;
    return Container(
      margin: EdgeInsets.only(
        top: margin.top!,
        bottom: margin.bottom!,
        left: margin.left!,
        right: margin.right!,
      ),
      alignment: AlignmentConvert.horizontalConvert(
          widget.paragraph.horizontalAlignment),
      child: Wrap(
        alignment: WrapAlignment.spaceEvenly,
        children: [
          ..._elements!.map((element) {
            if (element.elementType!.name == ElementType.inputText.name) {
              InputText inputText = element as InputText;
              return RInputText(inputText: inputText);
            } else if (element.elementType!.name ==
                ElementType.staticText.name) {
              StaticText staticText = element as StaticText;
              return RStaticText(staticText);
            } else if (element.elementType!.name ==
                ElementType.singleSelected.name) {
              SingleSelected singleSelected = element as SingleSelected;
              return RSingleSelected(singleSelected);
            } else if (element.elementType!.name == ElementType.line.name) {
              Line line = element as Line;
              return RLine(line);
            } else if (element.elementType!.name == ElementType.dateTime.name) {
              final dateTime = element as DateTimeElement;
              return RDateTime(dateTime);
            } else if (element.elementType!.name ==
                ElementType.multiSelected.name) {
              final multiSelected = element as MultiSelected;
              return RMultiSelected(multiSelected);
            } else if (element.elementType!.name ==
                ElementType.inputImage.name) {
              final inputImage = element as InputImage;
              return RInputImage(inputImage);
            } else if (element.elementType!.name ==
                ElementType.staticImage.name) {
              final staticImage = element as StaticImage;
              return RStaticImage(staticImage);
            } else if (element.elementType!.name == ElementType.space.name) {
              final space = element as Space;
              return RSpace(space);
            } else if (element.elementType!.name ==
                ElementType.pageNumber.name) {
              final pageNumber = element as PageNumber;
              return RPageNumber(pageNumber);
            }
            return Container(
              height: 30,
              width: 180,
              decoration: TestBoxDecoration.buildDecoration(),
              child: const Text('未知组件占位'),
            );
          }),
        ],
      ),
    );
  }
}