# Full example code

```html
<!DOCTYPE html>
<html>
  <head>
    <title>Dapp</title>
  </head>
  <body>
    <h1>Welcome to Dapp</h1>
    <p>This is a simple dapp.</p>
    <p id="token">Token: </p>
    <p id="user">User: </p>
    <button
      onclick="login()"
    >
      login
    </button>
    <button
      onclick="redirectLogin()"
    >
      Redirect login
    </button>
  </body>
  <script>
    function redirectLogin() {
      location.href = `https://api.well.eco/oauth/auth?state=${Date.now()}${Math.floor(Math.random() * 100000)}&hostname=test.com&redirect_url=${encodeURIComponent('https://oauth-test.pages.dev')}`;
    }
    function login() {
      // Open a new popup window for the OAuth flow
      const popup = window.open(`https://api.well.eco/oauth/auth?state=${Date.now()}${Math.floor(Math.random() * 100000)}`, 'WELL OAuth', 'width=500,height=600');

      // Listen for messages from the popup window
      window.addEventListener('message', async function(event) {
        console.log(event)
          // Check for the user data in the message
          if (event.data && event.data.type === 'well-oauth-token' && event.data.token) {
              // Update the original page with the user's info
              document.getElementById('token').textContent = `Token: ${event.data.token}`;
              const res = await fetch('https://api.well.eco/oauth/me', {
                headers: {
                  'oauth-token': event.data.token
                }
              });
              const data = await res.json()
              document.getElementById('user').textContent = `User: ${JSON.stringify(data, null , ' ')}`;
              // Close the popup window
              if (popup) {
                  popup.close();
              }
          }

      });
    }
    (async () => {
      const initialToken = new URLSearchParams(location.search).get('token');
      console.log({initialToken})
      if (initialToken) {
        document.getElementById('token').textContent = `Token: ${initialToken}`;
        const res = await fetch('https://api.well.eco/oauth/me', {
          headers: {
            'oauth-token': initialToken
          }
        });
        const data = await res.json()
        document.getElementById('user').textContent = `User: ${JSON.stringify(data, null , ' ')}`;
        // Close the popup window
        if (popup) {
            popup.close();
        }
      }
    })();
  </script>
</html>

```

Test website:\
<https://oauth-test.pages.dev>


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.well.eco/api-integration/full-example-code.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.
