Refactor codebase resolving warnings and remove self-package imports

lib/view/pages/more/message/message.dart

@@ -0,0 +1,62 @@
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+import '../../../../api/mhsl/message/getMessages/getMessagesResponse.dart';
+import '../../../../model/message/messageProps.dart';
+import 'messageView.dart';
+
+
+class Message extends StatefulWidget {
+  const Message({Key? key}) : super(key: key);
+
+  @override
+  State<Message> createState() => _MessageState();
+}
+
+class _MessageState extends State<Message> {
+  @override
+  void initState() {
+    WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
+      Provider.of<MessageProps>(context, listen: false).run();
+    });
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text("Marianum Message"),
+      ),
+      body: Consumer<MessageProps>(builder: (context, value, child) {
+        if(value.primaryLoading()) return const Center(child: CircularProgressIndicator());
+
+        return RefreshIndicator(
+          child: ListView.builder(
+              itemCount: value.getMessagesResponse.messages.length,
+              itemBuilder: (context, index) {
+                GetMessagesResponseObject message = value.getMessagesResponse.messages.toList()[index];
+                return ListTile(
+                  leading: const Column(
+                    mainAxisAlignment: MainAxisAlignment.center,
+                    children: [Icon(Icons.newspaper)],
+                  ),
+                  title: Text(message.name, overflow: TextOverflow.ellipsis),
+                  subtitle: Text("vom ${message.date}"),
+                  trailing: const Icon(Icons.arrow_right),
+                  onTap: () {
+                    Navigator.push(context, MaterialPageRoute(builder: (context) => MessageView(basePath: value.getMessagesResponse.base, message: message)));
+                  },
+                );
+              }
+          ),
+          onRefresh: () {
+            Provider.of<MessageProps>(context, listen: false).run(renew: true);
+            return Future.delayed(const Duration(seconds: 3));
+          },
+        );
+      }),
+    );
+  }
+}

lib/view/pages/more/message/messageView.dart

@@ -0,0 +1,63 @@
+import 'package:flutter/material.dart';
+import 'package:syncfusion_flutter_pdfviewer/pdfviewer.dart';
+import 'package:url_launcher/url_launcher.dart';
+
+import '../../../../api/mhsl/message/getMessages/getMessagesResponse.dart';
+
+class MessageView extends StatefulWidget {
+  final String basePath;
+  final GetMessagesResponseObject message;
+  const MessageView({Key? key, required this.basePath, required this.message}) : super(key: key);
+
+  @override
+  State<MessageView> createState() => _MessageViewState();
+}
+
+class _MessageViewState extends State<MessageView> {
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(widget.message.name),
+      ),
+      body: SfPdfViewer.network(
+        widget.basePath + widget.message.url,
+        enableHyperlinkNavigation: true,
+        onDocumentLoadFailed: (PdfDocumentLoadFailedDetails e) {
+          Navigator.of(context).pop();
+          showDialog(context: context, builder: (context) {
+            return AlertDialog(
+              title: const Text("Fehler beim öffnen"),
+              content: Text("Dokument '${widget.message.name}' konnte nicht geladen werden:\n${e.description}"),
+              actions: [
+                TextButton(onPressed: () {
+                  Navigator.of(context).pop();
+                }, child: const Text("Ok"))
+              ],
+            );
+          });
+        },
+        onHyperlinkClicked: (PdfHyperlinkClickedDetails e) {
+          showDialog(
+            context: context,
+            builder: (context) {
+              return AlertDialog(
+                title: const Text("Link öffnen"),
+                content: Text("Möchtest du den folgenden Link öffnen?\n${e.uri}"),
+                actions: [
+                  TextButton(onPressed: () {
+                    Navigator.of(context).pop();
+                  }, child: const Text("Abbrechen")),
+                  TextButton(onPressed: () {
+                    launchUrl(Uri.parse(e.uri), mode: LaunchMode.externalApplication);
+                  }, child: const Text("Öffnen")),
+                ],
+              );
+            },
+          );
+        },
+      ),
+    );
+  }
+}