init ssh

2023-01-28 00:17:36 +08:00
parent 913ce312de
commit 9608c9139c
9 changed files with 325 additions and 181 deletions
--- a/lib/view/page/ssh.dart
+++ b/lib/view/page/ssh.dart
@@ -0,0 +1,100 @@
+import 'dart:convert';
+
+import 'package:dartssh2/dartssh2.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:xterm/xterm.dart';
+
+import '../../data/model/server/server_private_info.dart';
+import '../../data/provider/server.dart';
+import '../../locator.dart';
+import '../widget/virtual_keyboard.dart';
+
+class SSHPage extends StatefulWidget {
+  final ServerPrivateInfo spi;
+  const SSHPage({Key? key, required this.spi}) : super(key: key);
+
+  @override
+  _SSHPageState createState() => _SSHPageState();
+}
+
+class _SSHPageState extends State<SSHPage> {
+  late final terminal = Terminal(inputHandler: keyboard);
+
+  final keyboard = VirtualKeyboard(defaultInputHandler);
+
+  var title = '';
+
+  @override
+  void initState() {
+    super.initState();
+    initTerminal();
+  }
+
+  Future<void> initTerminal() async {
+    terminal.write('Connecting...\r\n');
+
+    final client = locator<ServerProvider>()
+        .servers
+        .where((e) => e.info.id == widget.spi.id)
+        .first
+        .client;
+    if (client == null) {
+      terminal.write('Failed to connect\r\n');
+      return;
+    }
+
+    terminal.write('Connected\r\n');
+
+    final session = await client.shell(
+      pty: SSHPtyConfig(
+        width: terminal.viewWidth,
+        height: terminal.viewHeight,
+      ),
+    );
+
+    terminal.buffer.clear();
+    terminal.buffer.setCursor(0, 0);
+
+    terminal.onTitleChange = (title) {
+      setState(() => this.title = title);
+    };
+
+    terminal.onResize = (width, height, pixelWidth, pixelHeight) {
+      session.resizeTerminal(width, height, pixelWidth, pixelHeight);
+    };
+
+    terminal.onOutput = (data) {
+      session.write(utf8.encode(data) as Uint8List);
+    };
+
+    session.stdout
+        .cast<List<int>>()
+        .transform(const Utf8Decoder())
+        .listen(terminal.write);
+
+    session.stderr
+        .cast<List<int>>()
+        .transform(const Utf8Decoder())
+        .listen(terminal.write);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(title),
+        backgroundColor:
+            Theme.of(context).appBarTheme.backgroundColor?.withOpacity(0.5),
+      ),
+      body: Column(
+        children: [
+          Expanded(
+            child: TerminalView(terminal, keyboardType: TextInputType.none),
+          ),
+          VirtualKeyboardView(keyboard),
+        ],
+      ),
+    );
+  }
+}