Completed basic functionality

lib/services/SSHService.dart

@@ -0,0 +1,34 @@
+import 'dart:convert';
+import 'package:dartssh2/dartssh2.dart';
+import 'package:QuickSSH/classes/ServerCommand.dart';
+
+class SSHService {
+  static Future<String> execute(ServerCommand server) async {
+    try {
+      // 1. Connect to the IP and Port
+      final socket = await SSHSocket.connect(
+        server.ip,
+        22,
+        timeout: const Duration(seconds: 10),
+      );
+
+      // 2. Authenticate
+      final client = SSHClient(
+        socket,
+        username: server.username,
+        onPasswordRequest: () => server.password,
+      );
+
+      // 3. Run the specific command
+      final result = await client.run(server.command);
+
+      client.close();
+      await client.done;
+
+      // 4. Return the server's response
+      return utf8.decode(result);
+    } catch (e) {
+      return "Error: $e";
+    }
+  }
+}

lib/services/storage_service.dart

@@ -0,0 +1,24 @@
+import 'dart:convert';
+import 'package:QuickSSH/classes/ServerCommand.dart';
+import 'package:flutter_secure_storage/flutter_secure_storage.dart';
+
+class SecureStorageService {
+  static const _storage = FlutterSecureStorage();
+  static const _key = 'mc_commands_list';
+
+  // SAVE: Converts list to JSON, then encrypts and stores it
+  static Future<void> saveCommands(List<ServerCommand> commands) async {
+    final String jsonData = jsonEncode(commands.map((c) => c.toMap()).toList());
+    await _storage.write(key: _key, value: jsonData);
+  }
+
+  // LOAD: Decrypts data, then converts JSON back to Objects
+  static Future<List<ServerCommand>> loadCommands() async {
+    final String? encryptedData = await _storage.read(key: _key);
+
+    if (encryptedData == null) return [];
+
+    final List<dynamic> decodedData = jsonDecode(encryptedData);
+    return decodedData.map((item) => ServerCommand.fromMap(item)).toList();
+  }
+}