fixes method execution from frontend, adds simple serialization methods

frontend/src/socket.ts

@@ -1,5 +1,6 @@
 import { io } from 'socket.io-client';
 import { SerializedValue } from './components/GenericComponent';
+import { serializeDict, serializeList } from './utils/serializationUtils';
 
 export const hostname =
   process.env.NODE_ENV === 'development' ? `localhost` : window.location.hostname;
@@ -27,10 +28,20 @@ export const runMethod = (
   kwargs: Record<string, unknown> = {},
   callback?: (ack: unknown) => void
 ) => {
-  // TODO: serialize args and kwargs before passing to trigger_method
+  const serializedArgs = serializeList(args);
+  const serializedKwargs = serializeDict(kwargs);
+
   if (callback) {
-    socket.emit('trigger_method', { access_path: accessPath, args, kwargs }, callback);
+    socket.emit(
+      'trigger_method',
+      { access_path: accessPath, args: serializedArgs, kwargs: serializedKwargs },
+      callback
+    );
   } else {
-    socket.emit('trigger_method', { access_path: accessPath, args, kwargs });
+    socket.emit('trigger_method', {
+      access_path: accessPath,
+      args: serializedArgs,
+      kwargs: serializedKwargs
+    });
   }
 };

frontend/src/utils/serializationUtils.ts

@@ -0,0 +1,101 @@
+const serializePrimitive = (
+  obj: number | boolean | string | null,
+  accessPath: string
+) => {
+  let type: string;
+
+  if (typeof obj === 'number') {
+    type = Number.isInteger(obj) ? 'int' : 'float';
+    return {
+      full_access_path: accessPath,
+      doc: null,
+      readonly: false,
+      type,
+      value: obj
+    };
+  } else if (typeof obj === 'boolean') {
+    type = 'bool';
+    return {
+      full_access_path: accessPath,
+      doc: null,
+      readonly: false,
+      type,
+      value: obj
+    };
+  } else if (typeof obj === 'string') {
+    type = 'str';
+    return {
+      full_access_path: accessPath,
+      doc: null,
+      readonly: false,
+      type,
+      value: obj
+    };
+  } else if (obj === null) {
+    type = 'NoneType';
+    return {
+      full_access_path: accessPath,
+      doc: null,
+      readonly: false,
+      type,
+      value: null
+    };
+  } else {
+    throw new Error('Unsupported type for serialization');
+  }
+};
+
+export const serializeList = (obj: unknown[], accessPath: string = '') => {
+  const doc = null;
+  const value = obj.map((item, index) => {
+    if (
+      typeof item === 'number' ||
+      typeof item === 'boolean' ||
+      typeof item === 'string' ||
+      item === null
+    ) {
+      serializePrimitive(
+        item as number | boolean | string | null,
+        `${accessPath}[${index}]`
+      );
+    }
+  });
+
+  return {
+    full_access_path: accessPath,
+    type: 'list',
+    value,
+    readonly: false,
+    doc
+  };
+};
+export const serializeDict = (
+  obj: Record<string, unknown>,
+  accessPath: string = ''
+) => {
+  const doc = null;
+  const value = Object.entries(obj).reduce((acc, [key, val]) => {
+    // Construct the new access path for nested properties
+    const newPath = `${accessPath}["${key}"]`;
+
+    // Serialize each value in the dictionary and assign to the accumulator
+    if (
+      typeof val === 'number' ||
+      typeof val === 'boolean' ||
+      typeof val === 'string' ||
+      val === null
+    ) {
+      acc[key] = serializePrimitive(val as number | boolean | string | null, newPath);
+    }
+
+    return acc;
+  }, {});
+
+  return {
+    full_access_path: accessPath,
+    type: 'dict',
+    value,
+    readonly: false,
+    doc
+  };
+};