//! OAuth authentication utilities

use rustelo_core::Result;

/// OAuth provider configuration
#[derive(Debug, Clone)]
pub struct OAuthConfig {
    /// Client ID
    pub client_id: String,
    /// Client secret
    pub client_secret: String,
    /// Redirect URI
    pub redirect_uri: String,
}

/// OAuth provider
pub struct OAuthProvider {
    config: OAuthConfig,
}

impl OAuthProvider {
    /// Create a new OAuth provider
    pub fn new(config: OAuthConfig) -> Self {
        Self { config }
    }

    /// Generate authorization URL
    pub fn authorization_url(&self) -> Result<String> {
        // TODO: Implement OAuth authorization URL generation
        Ok(format!(
            "https://example.com/oauth/authorize?client_id={}",
            self.config.client_id
        ))
    }

    /// Exchange authorization code for access token
    pub async fn exchange_code(&self, code: &str) -> Result<String> {
        // TODO: Implement OAuth code exchange
        Ok(format!("access_token_for_{}", code))
    }
}
