fix searchRead

flutter/lib/odoo_rpc_helper.dart

@@ -0,0 +1,88 @@
+import 'dart:convert';
+
+class OdooRpcHelper {
+  static const String _jsonRpcVersion = "2.0";
+  static const String _method = "call";
+
+  /// Builds the correct JSON-RPC payload for any Odoo model method
+  static Map<String, dynamic> buildExecuteKw({
+    required String db,
+    required int uid,
+    required String password,
+    required String model,
+    required String method,
+    List<dynamic> domain = const [],
+    Map<String, dynamic> kwargs = const {},
+  }) {
+    // Make sure domain is always a list of lists (even if empty)
+    final safeDomain = domain.isEmpty ? [[]] : domain;
+
+    return {
+      "jsonrpc": _jsonRpcVersion,
+      "method": _method,
+      "params": {
+        "service": "object",
+        "method": "execute_kw",
+        "args": [
+          db,
+          uid,
+          password,
+          model,
+          method,
+          safeDomain,
+          kwargs,
+        ],
+      },
+      "id": DateTime.now().millisecondsSinceEpoch,
+    };
+  }
+
+  /// Convenience wrapper for search_read
+  static Map<String, dynamic> searchRead({
+    required String db,
+    required int uid,
+    required String password,
+    required String model,
+    List<dynamic> domain = const [],
+    List<String> fields = const [],
+    int? limit,
+    int? offset,
+    String? order,
+  }) {
+    final kwargs = <String, dynamic>{};
+
+    if (fields.isNotEmpty) kwargs["fields"] = fields;
+    if (limit != null) kwargs["limit"] = limit;
+    if (offset != null) kwargs["offset"] = offset;
+    if (order != null) kwargs["order"] = order;
+
+    return buildExecuteKw(
+      db: db,
+      uid: uid,
+      password: password,
+      model: model,
+      method: "search_read",
+      domain: domain,
+      kwargs: kwargs,
+    );
+  }
+
+  /// Convenience wrapper for create
+  static Map<String, dynamic> create({
+    required String db,
+    required int uid,
+    required String password,
+    required String model,
+    required Map<String, dynamic> values,
+  }) {
+    return buildExecuteKw(
+      db: db,
+      uid: uid,
+      password: password,
+      model: model,
+      method: "create",
+      domain: [[]], // create doesn't use domain
+      kwargs: {"vals": values}, // Odoo expects 'vals' for create in some versions
+    );
+  }
+}