• verify init data
• deploy webview

How to get started

1. install sdk

npm i tma-init-data-node

2. verify init data

Example

https://abc.com?start={'x':1,'y':'z'}#employeeId=9805&requestId=w8r8nz41lum5bmbbl6tq9xc3&timestamp=1735872231526&userId=ixv617rqagew9bfs7akh5x48&hash=d04c5538db0316b93e3d24147fd4fbf798369dccbb2721391365eaa3568c5073

- domain: https://abc.com
- start params: `{'x':1,'y':'z'}`
- hash params: `employeeId=9805&requestId=w8r8nz41lum5bmbbl6tq9xc3&timestamp=1735872231526&userId=ixv617rqagew9bfs7akh5x48&hash=d04c5538db0316b93e3d24147fd4fbf798369dccbb2721391365eaa3568c5073`

nodejs code

import { verifyInitDataMiniApp } from "tma-init-data-node";

const hashParams =
  "employeeId=9805&requestId=w8r8nz41lum5bmbbl6tq9xc3&timestamp=1735872231526&userId=ixv617rqagew9bfs7akh5x48&hash=d04c5538db0316b93e3d24147fd4fbf798369dccbb2721391365eaa3568c5073";

const secret =
  "d426a35fb817755c32759b6d5595efb85de346f51dd4b5d904004f9dde80839e1";

try {
  verifyInitDataMiniApp(hashParams, secret);
} catch (error) {
  console.error(error);
}

Error code:

Error("Employee id is empty");

Error("Request id is empty");

Error("Timestamp is empty");

Error("Hash is empty");

Error("Hash is invalid"); // hash does not match