second/lib/src/ui/views/labels_sxue.dart

import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:provider/provider.dart';
//import 'package:collection/collection.dart';
import 'dart:math';

import '../../app.dart';
import '../../common/constants.dart';
import '../../common/utils.dart';
import '../../data/repository/_dao.dart';
import '../../data/models/_models.dart';
import '../components/_components.dart';

class Labels_sxueView extends StatefulWidget {
  final Object? extra;

  Labels_sxueView({super.key, this.extra});

  @override
  State<Labels_sxueView> createState() => _Labels_sxueViewState();
}

class _Labels_sxueViewState extends State<Labels_sxueView> {
  late Labels_sxueController _view;

  @override
  void initState() {
    super.initState();
    _view = Labels_sxueController()..selectedIndex = widget.extra as int;
  }

  @override
  void dispose() {
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return ChangeNotifierProvider(
      create: (context) => _view,
      child: Consumer<Labels_sxueController>(
        builder: (context, view, child) => Scaffold(
          backgroundColor: Color(0xffffffff),
          appBar: AppBar682_1czg(
            Icons.dashboard,
            Icons.search,
            Constants.labels_,
          ),
          body: GridView(
            padding: EdgeInsets.all(16),
            shrinkWrap: false,
            scrollDirection: Axis.vertical,
            physics: ClampingScrollPhysics(),
            gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
              crossAxisCount: 2,
              crossAxisSpacing: 16,
              mainAxisSpacing: 16,
              childAspectRatio: 1.3,
            ),
            children: [
              Container676_u4q2(Constants.k1Item_, Constants.ideas_),
              Container(
                alignment: Alignment.center,
                margin: EdgeInsets.all(0),
                padding: EdgeInsets.all(0),
                decoration: BoxDecoration(
                  color: Color(0xffffffff),
                  shape: BoxShape.rectangle,
                  borderRadius: BorderRadius.circular(12.0),
                  border: Border.all(color: Color(0x4d9e9e9e), width: 1),
                ),
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.start,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  mainAxisSize: MainAxisSize.min,
                  children: [
                    Text(
                      Constants.uX_,
                      textAlign: TextAlign.start,
                      overflow: TextOverflow.clip,
                      style: TextStyle(
                        fontWeight: FontWeight.w700,
                        fontStyle: FontStyle.normal,
                        fontSize: 20,
                        color: Color(0xffff9200),
                      ),
                    ),
                    Padding(
                      padding: EdgeInsets.fromLTRB(0, 8, 0, 0),
                      child: Text(
                        Constants.k2Items_,
                        textAlign: TextAlign.start,
                        overflow: TextOverflow.clip,
                        style: TextStyle(
                          fontWeight: FontWeight.w400,
                          fontStyle: FontStyle.normal,
                          fontSize: 16,
                          color: Color(0xff4c4c4c),
                        ),
                      ),
                    ),
                  ],
                ),
              ),
              Container(
                alignment: Alignment.center,
                margin: EdgeInsets.all(0),
                padding: EdgeInsets.all(0),
                decoration: BoxDecoration(
                  color: Color(0xffffffff),
                  shape: BoxShape.rectangle,
                  borderRadius: BorderRadius.circular(12.0),
                  border: Border.all(color: Color(0x4d9e9e9e), width: 1),
                ),
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.start,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  mainAxisSize: MainAxisSize.min,
                  children: [
                    Text(
                      Constants.story_,
                      textAlign: TextAlign.start,
                      overflow: TextOverflow.clip,
                      style: TextStyle(
                        fontWeight: FontWeight.w700,
                        fontStyle: FontStyle.normal,
                        fontSize: 20,
                        color: Color(0xffff5600),
                      ),
                    ),
                    Padding(
                      padding: EdgeInsets.fromLTRB(0, 8, 0, 0),
                      child: Text(
                        Constants.k1Item_,
                        textAlign: TextAlign.start,
                        overflow: TextOverflow.clip,
                        style: TextStyle(
                          fontWeight: FontWeight.w400,
                          fontStyle: FontStyle.normal,
                          fontSize: 16,
                          color: Color(0xff4c4c4c),
                        ),
                      ),
                    ),
                  ],
                ),
              ),
              Container(
                alignment: Alignment.center,
                margin: EdgeInsets.all(0),
                padding: EdgeInsets.all(0),
                decoration: BoxDecoration(
                  color: Color(0xffffffff),
                  shape: BoxShape.rectangle,
                  borderRadius: BorderRadius.circular(12.0),
                  border: Border.all(color: Color(0x4d9e9e9e), width: 1),
                ),
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.start,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  mainAxisSize: MainAxisSize.min,
                  children: [
                    Text(
                      Constants.xD_,
                      textAlign: TextAlign.start,
                      overflow: TextOverflow.clip,
                      style: TextStyle(
                        fontWeight: FontWeight.w700,
                        fontStyle: FontStyle.normal,
                        fontSize: 20,
                        color: Color(0xff169b81),
                      ),
                    ),
                    Padding(
                      padding: EdgeInsets.fromLTRB(0, 8, 0, 0),
                      child: Text(
                        Constants.k2Items_,
                        textAlign: TextAlign.start,
                        overflow: TextOverflow.clip,
                        style: TextStyle(
                          fontWeight: FontWeight.w400,
                          fontStyle: FontStyle.normal,
                          fontSize: 16,
                          color: Color(0xff4c4c4c),
                        ),
                      ),
                    ),
                  ],
                ),
              ),
              Container(
                alignment: Alignment.center,
                margin: EdgeInsets.all(0),
                padding: EdgeInsets.all(0),
                decoration: BoxDecoration(
                  color: Color(0xffffffff),
                  shape: BoxShape.rectangle,
                  borderRadius: BorderRadius.circular(12.0),
                  border: Border.all(color: Color(0x4d9e9e9e), width: 1),
                ),
                child: Column(
                  mainAxisAlignment: MainAxisAlignment.start,
                  crossAxisAlignment: CrossAxisAlignment.center,
                  mainAxisSize: MainAxisSize.min,
                  children: [
                    Text(
                      Constants.lorem_,
                      textAlign: TextAlign.start,
                      overflow: TextOverflow.clip,
                      style: TextStyle(
                        fontWeight: FontWeight.w700,
                        fontStyle: FontStyle.normal,
                        fontSize: 20,
                        color: Color(0xffaf1d86),
                      ),
                    ),
                    Padding(
                      padding: EdgeInsets.fromLTRB(0, 8, 0, 0),
                      child: Text(
                        Constants.k1Item_,
                        textAlign: TextAlign.start,
                        overflow: TextOverflow.clip,
                        style: TextStyle(
                          fontWeight: FontWeight.w400,
                          fontStyle: FontStyle.normal,
                          fontSize: 16,
                          color: Color(0xff4c4c4c),
                        ),
                      ),
                    ),
                  ],
                ),
              ),
            ],
          ),
        ),
      ),
    );
  }
}

class Labels_sxueController with ChangeNotifier {
  int? selectedIndex;

  dynamic getModel(Dao repository) {
    final items = repository.getAll();
    return (selectedIndex == null || selectedIndex! >= items.length)
        ? repository.create()
        : items[selectedIndex!];
  }
}