linux flutter example with bridge to rust and build system

veilid-flutter/lib/veilid.dart

@@ -1,13 +1,38 @@
-
 import 'dart:async';
+import 'dart:ffi';
+import 'dart:io';
+import 'dart:typed_data';
+
 import 'package:flutter/services.dart';
+import 'package:flutter/material.dart';
 import 'package:veilid/bridge_generated.dart';
 
-class Veilid {
-  static const MethodChannel _channel = MethodChannel('veilid');
+const base = 'veilid_flutter';
+final path = Platform.isWindows
+    ? '$base.dll'
+    : Platform.isMacOS
+        ? 'lib$base.dylib'
+        : 'lib$base.so';
+late final dylib = Platform.isIOS ? DynamicLibrary.process() : DynamicLibrary.open(path);
+late final veilidApi = VeilidFlutterImpl(dylib);
 
-  static Future<String?> get platformVersion async {
-    final String? version = await _channel.invokeMethod('getPlatformVersion');
-    return version;
+class Veilid {
+
+  static VeilidFlutterImpl get api {
+    if (veilidApi == null) {
+      throw PlatformException(
+        code: 'Library missing',
+        details: 'veilid_core library could not be loaded dynamically',
+      );
+    }
+    return veilidApi;
   }
+
+  // static const MethodChannel _channel = MethodChannel('veilid');
+
+  // static Future<String?> get platformVersion async {
+  //   final String? version = await _channel.invokeMethod('getPlatformVersion');
+  //   return version;
+  // }
+
 }