added sqlite-vec extension

2025-01-17 14:29:46 +01:00
parent 8c14b1f91e
commit ff15c460db
57 changed files with 1758 additions and 0 deletions
@@ -0,0 +1,23 @@
+import 'dart:ffi';
+import 'dart:io';
+
+import 'package:sqlite3/sqlite3.dart';
+
+const String _libName = 'vec0';
+
+class Sqlite3Vec {
+  static void ensureExtensionLoaded() {
+    final libPath = switch (Platform.operatingSystem) {
+      //'macos' || 'ios' => DynamicLibrary.open('$_libName.framework/$_libName'),
+      'android' || 'linux' => DynamicLibrary.open('lib$_libName.so'),
+      //'windows' => DynamicLibrary.open('$_libName.dll'),
+      _ => throw UnsupportedError(
+          'Unsupported platform: ${Platform.operatingSystem}',
+        ),
+    };
+
+    sqlite3.ensureExtensionLoaded(
+      SqliteExtension.inLibrary(libPath, 'sqlite3_vec_init'),
+    );
+  }
+}