Add auth and oauth endpoints

examples/oauth_login.rs

@@ -0,0 +1,52 @@
+use immich_sdk::{Client, Config};
+use std::time::Duration;
+use immich_sdk::models::{OAuthConfigDto, OAuthCallbackDto};
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let config = Config::new("http://localhost:2283")
+        .with_api_key("your-api-key")
+        .with_timeout(Duration::from_secs(30));
+    let client = Client::new(config)?;
+
+    println!("Starting OAuth authorization process...");
+
+    // 1. Start OAuth authorization
+    // In a real scenario, this URL would be opened in a browser.
+    let auth_config = OAuthConfigDto {
+        redirect_uri: "http://localhost:8080/callback".to_string(),
+        code_challenge: None,
+        state: Some("random_state_string".to_string()),
+    };
+
+    let auth_response = client
+        .oauth()
+        .authorize(auth_config)
+        .await?;
+
+    let auth_url = auth_response.url;
+    println!("Please visit this URL to authorize: {}", auth_url);
+
+    // 2. Simulate the callback from the OAuth provider
+    // In a real scenario, your web server would receive this POST request.
+    let callback_data = OAuthCallbackDto {
+        url: "http://localhost:8080/callback".to_string(),
+        state: Some("random_state_string".to_string()),
+        code_verifier: Some("some_verifier".to_string()),
+    };
+
+    println!("Simulating OAuth callback with: {:?}", callback_data);
+
+    // 3. Finish OAuth process by exchanging the code for a session token
+    let login_response = client
+        .oauth()
+        .finish_oauth(callback_data)
+        .await?;
+
+    println!("Successfully logged in!");
+    println!("Access Token: {}", login_response.access_token);
+    println!("User ID: {}", login_response.user_id);
+    println!("User Email: {}", login_response.user_email);
+
+    Ok(())
+}