Getting the stored data

NodeJS
GoLang
Python

import express from "express";import { verifySession } from "supertokens-node/recipe/session/framework/express";import UserMetadata from "supertokens-node/recipe/usermetadata";
let app = express();
app.post("/updateinfo", verifySession(), async (req, res) => {  const session = req.session;  const userId = session.getUserId();
  const { metadata } = await UserMetadata.getUserMetadata(userId);
  res.json({ preferences: metadata.preferences });});

import Hapi from "@hapi/hapi";import { verifySession } from "supertokens-node/recipe/session/framework/hapi";import UserMetadata from "supertokens-node/recipe/usermetadata";import { SessionRequest } from "supertokens-node/framework/hapi";
let server = Hapi.server({ port: 8000 });
server.route({  path: "/updateinfo",  method: "post",  options: {    pre: [      {        method: verifySession(),      },    ],  },  handler: async (req: SessionRequest, res) => {    const session = req.session;    const userId = session!.getUserId();
    const { metadata } = await UserMetadata.getUserMetadata(userId);    return res.response({ preferences: metadata.preferences }).code(200);  },});

import Fastify from "fastify";import { verifySession } from "supertokens-node/recipe/session/framework/fastify";import UserMetadata from "supertokens-node/recipe/usermetadata";
let fastify = Fastify();
fastify.post(  "/updateinfo",  {    preHandler: verifySession(),  },  async (req, res) => {    const session = req.session;    const userId = session.getUserId();
    const { metadata } = await UserMetadata.getUserMetadata(userId);    res.send({ preferences: metadata.preferences });  },);

import { verifySession } from "supertokens-node/recipe/session/framework/awsLambda";import UserMetadata from "supertokens-node/recipe/usermetadata";import { SessionEvent } from "supertokens-node/framework/awsLambda";
async function updateinfo(awsEvent: SessionEvent) {  const session = awsEvent.session;  const userId = session!.getUserId();
  const { metadata } = await UserMetadata.getUserMetadata(userId);
  return {    body: JSON.stringify({ preferences: metadata.preferences }),    statusCode: 200,  };}
exports.handler = verifySession(updateinfo);

import KoaRouter from "koa-router";import { verifySession } from "supertokens-node/recipe/session/framework/koa";import UserMetadata from "supertokens-node/recipe/usermetadata";import { SessionContext } from "supertokens-node/framework/koa";
let router = new KoaRouter();
router.post("/updateinfo", verifySession(), async (ctx: SessionContext, next) => {  const session = ctx.session;  const userId = session!.getUserId();
  const { metadata } = await UserMetadata.getUserMetadata(userId);  ctx.body = { preferences: metadata.preferences };});

import { inject, intercept } from "@loopback/core";import { RestBindings, post, response } from "@loopback/rest";import { verifySession } from "supertokens-node/recipe/session/framework/loopback";import UserMetadata from "supertokens-node/recipe/usermetadata";import { SessionContext } from "supertokens-node/framework/loopback";
class UpdateInfo {  constructor(@inject(RestBindings.Http.CONTEXT) private ctx: SessionContext) {}  @post("/updateinfo")  @intercept(verifySession())  @response(200)  async handler() {    const session = this.ctx.session;    const userId = session!.getUserId();
    const { metadata } = await UserMetadata.getUserMetadata(userId);    return { preferences: metadata.preferences };  }}

import { superTokensNextWrapper } from "supertokens-node/nextjs";import { verifySession } from "supertokens-node/recipe/session/framework/express";import UserMetadata from "supertokens-node/recipe/usermetadata";import { SessionRequest } from "supertokens-node/framework/express";
export default async function updateInfo(req: any, res: any) {  await superTokensNextWrapper(    async (next) => {      await verifySession()(req, res, next);    },    req,    res,  );  const session = (req as SessionRequest).session;  const userId = session!.getUserId();
  const { metadata } = await UserMetadata.getUserMetadata(userId);  res.json({ preferences: metadata.preferences });}

import { Controller, Post, UseGuards, Session } from "@nestjs/common";import { SessionContainer } from "supertokens-node/recipe/session";import UserMetadata from "supertokens-node/recipe/usermetadata";import { AuthGuard } from "./auth/auth.guard";
@Controller()export class ExampleController {  // For more information about "AuthGuard" and the "Session" decorator please read our NestJS guide.  @Post("example")  @UseGuards(new AuthGuard())  async postExample(@Session() session: SessionContainer): Promise<{ preferences: any }> {    const userId = session.getUserId();
    const { metadata } = await UserMetadata.getUserMetadata(userId);    return { preferences: metadata.preferences };  }}

import (  "fmt"
  "github.com/supertokens/supertokens-golang/recipe/usermetadata")
func main() {  userId := "..."
  metadata, err := usermetadata.GetUserMetadata(userId)  if err != nil {    // TODO: handle error...  }
  exampleValue := metadata["exampleKey"]  fmt.Println(exampleValue)}

Asyncio
Syncio

from supertokens_python.recipe.usermetadata.asyncio import get_user_metadata

async def some_func():    user_id = "..."
    metadataResult = await get_user_metadata(user_id)    exampleValue = metadataResult.metadata["exampleKey"]    print(exampleValue)

from supertokens_python.recipe.usermetadata.syncio import get_user_metadata
user_id = "..."
metadataResult = get_user_metadata(user_id)exampleValue = metadataResult.metadata["exampleKey"]print(exampleValue)

important

By default, all users have an empty metadata object.