Module auth 

OAuth2 Authorization Code flow with token refresh for TradeStation API.

TradeStation uses OAuth2 with:

• Authorization endpoint: https://signin.tradestation.com/authorize
• Token endpoint: https://signin.tradestation.com/oauth/token
• Access token lifetime: 20 minutes
• Refresh token lifetime: ~30 days

Flow

1. Build an authorization URL with Credentials::authorization_url.
2. User visits the URL and grants access.
3. Exchange the callback code via exchange_code.
4. The Token auto-refreshes through Client::access_token.

Structs

Credentials

OAuth2 client credentials for the TradeStation API.

Token

OAuth2 token with expiration tracking.

Enums

Scope

OAuth2 scopes controlling API access levels.

Functions

exchange_code

Exchange an authorization code for an access/refresh token pair.

refresh_token

Refresh an expired access token using the refresh token.

revoke_token

Revoke a refresh token, invalidating it for future use.