send page qr code

2024-02-18 16:23:10 +01:00
parent 463e7ee287
commit 1286a5d848
15 changed files with 300 additions and 39 deletions
--- a/flutter/lib/pages/send/root.dart
+++ b/flutter/lib/pages/send/root.dart
@@ -0,0 +1,143 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:qr_flutter/qr_flutter.dart';
+import 'package:url_launcher/url_launcher.dart';
+
+import '../../state/user_account.dart';
+
+class SendRootPage extends StatefulWidget {
+  const SendRootPage({super.key});
+
+  @override
+  State<SendRootPage> createState() => _SendRootPageState();
+}
+
+class _SendRootPageState extends State<SendRootPage> {
+  late TextEditingController _msgTitle;
+  late TextEditingController _msgContent;
+
+  @override
+  void initState() {
+    super.initState();
+    _msgTitle = TextEditingController();
+    _msgContent = TextEditingController();
+  }
+
+  @override
+  void dispose() {
+    _msgTitle.dispose();
+    _msgContent.dispose();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Consumer<UserAccount>(
+      builder: (context, acc, child) {
+        return Padding(
+          padding: const EdgeInsets.all(16.0),
+          child: Column(
+            mainAxisAlignment: MainAxisAlignment.center,
+            children: [
+              _buildQRCode(context, acc),
+              const SizedBox(height: 16),
+              FractionallySizedBox(
+                widthFactor: 1.0,
+                child: TextField(
+                  controller: _msgTitle,
+                  decoration: const InputDecoration(
+                    border: OutlineInputBorder(),
+                    labelText: 'Title',
+                  ),
+                ),
+              ),
+              const SizedBox(height: 16),
+              FractionallySizedBox(
+                widthFactor: 1.0,
+                child: TextField(
+                  controller: _msgContent,
+                  decoration: const InputDecoration(
+                    border: OutlineInputBorder(),
+                    labelText: 'Text',
+                  ),
+                ),
+              ),
+              const SizedBox(height: 16),
+              ElevatedButton(
+                style: ElevatedButton.styleFrom(textStyle: const TextStyle(fontSize: 20)),
+                onPressed: _send,
+                child: const Text('Send'),
+              ),
+            ],
+          ),
+        );
+      },
+    );
+  }
+
+  void _send() {
+    //...
+  }
+
+  _buildQRCode(BuildContext context, UserAccount acc) {
+    if (acc.auth == null) {
+      return const Placeholder();
+    }
+
+    if (acc.user == null) {
+      return FutureBuilder(
+        future: acc.loadUser(false),
+        builder: ((context, snapshot) {
+          if (snapshot.connectionState == ConnectionState.done) {
+            if (snapshot.hasError) {
+              return Text('Error: ${snapshot.error}');
+            }
+            var url = 'https://simplecloudnotifier.com?preset_user_id=${acc.user!.userID}&preset_user_key=TODO'; // TODO get send-only key
+            return GestureDetector(
+              onTap: () {
+                _openWeb(url);
+              },
+              child: QrImageView(
+                data: url,
+                version: QrVersions.auto,
+                size: 400.0,
+              ),
+            );
+          }
+          return const SizedBox(
+            width: 400.0,
+            height: 400.0,
+            child: Center(child: CircularProgressIndicator()),
+          );
+        }),
+      );
+    }
+
+    var url = 'https://simplecloudnotifier.com?preset_user_id=${acc.user!.userID}&preset_user_key=TODO'; // TODO get send-only key
+
+    return GestureDetector(
+      onTap: () {
+        _openWeb(url);
+      },
+      child: QrImageView(
+        data: url,
+        version: QrVersions.auto,
+        size: 400.0,
+      ),
+    );
+  }
+
+  void _openWeb(String url) async {
+    try {
+      final Uri uri = Uri.parse(url);
+
+      if (await canLaunchUrl(uri)) {
+        await launchUrl(uri);
+      } else {
+        // TODO ("Cannot open URL");
+      }
+    } catch (e) {
+      // TODO ('Cannot open URL');
+    }
+  }
+}