WIP lk select dialog

lib/view/pages/more/abiturCalculator/steps/resultStep.dart

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+import 'package:flutter/material.dart';
+
+class ResultStep extends Step {
+  const ResultStep() : super(
+    title: const Text("Ergebnis"),
+    content: const SizedBox.shrink(),
+  );
+}

lib/view/pages/more/abiturCalculator/steps/selectGkStep.dart

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+import 'package:flutter/material.dart';
+import 'package:marianum_mobile/view/pages/more/abiturCalculator/abiturCalculatorView.dart';
+
+import '../models/abiturCalculatorModel.dart';
+
+class SelectGkStep extends Step {
+  SelectGkStep() : super(
+    title: const Text("Grundkurse"),
+    content: Builder(builder: (context) {
+      var gkSubjects = AbiturCalculatorModel.get(context).getSubjects.collection.where((e) => e.isGk()).toList();
+      return Column(
+        children: [
+          AbiturCalculatorView.listSubjects(gkSubjects),
+          TextButton(
+            onPressed: () {
+              // showDialog(
+              //   context: context,
+              //   barrierDismissible: false,
+              //   builder: (context) => const SelectGkDialog(),
+              // );
+            },
+            child: Text(
+                "Grundkurse ${gkSubjects.isEmpty ? "auswählen" : "ändern"}"),
+          ),
+        ],
+      );
+    }),
+  );
+}

lib/view/pages/more/abiturCalculator/steps/selectLkStep.dart

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+import 'package:flutter/material.dart';
+import 'package:marianum_mobile/widget/providerBridge.dart';
+
+import '../../../../../widget/centeredLeading.dart';
+import '../abiturCalculatorView.dart';
+import '../models/abiturCalculatorModel.dart';
+
+class SelectLkStep extends Step {
+  SelectLkStep() : super(
+    title: const Text("Leistungskurse"),
+    content: StatefulBuilder(builder: (context, setState) {
+      var model = AbiturCalculatorModel.get(context);
+      var lkSubjects = model.getSubjects.collection.where((e) => e.isLk()).toList();
+      return Column(
+        children: [
+          AbiturCalculatorView.listSubjects(lkSubjects),
+          TextButton(
+            onPressed: () {
+              ProviderBridge.toDialog(context, model, (context, value) {
+                return AlertDialog(
+                  title: const Text("Leistungskurse"),
+                  content: SingleChildScrollView(
+                    child: Column(
+                      mainAxisSize: MainAxisSize.min,
+                      children: model.getSubjects.collection.map((e) {
+                        return ListTile(
+                          leading: CenteredLeading(Icon(e.icon)),
+                          title: Text(e.displayName),
+                          trailing: Checkbox(
+                            value: e.isLk(),
+                            onChanged: e.isLk() || e.canLk(model.getSubjects.collection) ? (value) {
+                              model.updateSubjects((collection) {
+                                e.unsafeLkToggle = value!;
+                              });
+                            } : null,
+                          ),
+                        );
+                      }).toList(),
+                    ),
+                  ),
+                  actions: [
+                    TextButton(
+                      onPressed: () {
+                        Navigator.of(context).pop();
+                      },
+                      child: const Text("Fertig"),
+                    )
+                  ],
+                );
+              });
+            },
+            child: Text("Leistungskurse ${lkSubjects.isEmpty ? "auswählen" : "ändern"}"),
+          ),
+        ],
+      );
+    }),
+  );
+}
+class SelectLkStepTest extends StatelessWidget {
+  const SelectLkStepTest({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Placeholder();
+  }
+}

lib/view/pages/more/abiturCalculator/steps/selectPfStep.dart

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+import 'package:flutter/material.dart';
+
+class SelectPfStep extends Step {
+  const SelectPfStep() : super(
+    title: const Text("Prüfungsfächer"),
+    content: const SizedBox.shrink(),
+  );
+}

lib/view/pages/more/abiturCalculator/steps/welcomeStep.dart

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+import 'package:flutter/material.dart';
+
+class WelcomeStep extends Step {
+  const WelcomeStep() : super(
+      title: const Text("Willkommen"),
+      content: const Text("In den folgenden Schritten werden alle nötigen Informationen zur Ermittlung deiner Abiturzulassung abgefragt.")
+  );
+}