Handle non-authentication actions

src/digid_api.rs

@@ -64,7 +64,7 @@ pub struct PolyDataResponse {
     pub result: String,
 }
 
-pub async fn wid_init(session_id: &str) -> ClientContext {
+pub async fn wid_init(session_id: &str) -> Option<ClientContext> {
     let client = reqwest::Client::new();
     let init_req = client
         .post("https://app.digid.nl/apps/wid/new")
@@ -82,9 +82,10 @@ pub async fn wid_init(session_id: &str) -> ClientContext {
         .await
         .unwrap();
 
-    println!("{:?}", init_req);
+    if init_req.get("status").map(|f| f == "OK") != Some(true) {
+        return None;
+    }
 
-    let wid_session_id = init_req.get("session_id").unwrap().to_owned();
     client
         .post("https://app.digid.nl/apps/wid/confirm")
         .json(&serde_json::json!({"app_session_id": session_id.to_owned() }))
@@ -100,11 +101,19 @@ pub async fn wid_init(session_id: &str) -> ClientContext {
         .json::<HashMap<String, String>>()
         .await
         .unwrap();
-    ClientContext {
+
+    let wid_session_id = init_req.get("session_id").unwrap().to_owned();
+    Some(ClientContext {
         host: init_req.get("url").unwrap().to_owned(),
         session: wid_session_id,
-        service: init_req.get("webservice").unwrap().to_owned(),
+        service: if let Some(v) = init_req.get("webservice") {
-    }
+            format!("log in to {}", v)
+        } else if let Some(v) = init_req.get("action") {
+            format!("perform '{}'", v)
+        } else {
+            "unknown action".to_owned()
+        },
+    })
 }
 
 pub struct ClientContext {

src/gui.rs

@@ -127,7 +127,7 @@ fn build_ui(
             while let Ok(msg) = ctg_pipe.recv().await {
                 match msg {
                     pipe::CardToGUI::AuthenticationTarget { target } => {
-                        info_label.set_text(&format!("Enter your PIN to log in to {}", target));
+                        info_label.set_text(&format!("Enter your PIN to {}", target));
                     }
 
                     pipe::CardToGUI::WaitForCard => {

src/main.rs

@@ -105,7 +105,11 @@ async fn run_auth(
             service: String::from("UI Test"),
         }
     } else {
-        let ctx = digid_api::wid_init(&session_id).await;
+        let Some(ctx) = digid_api::wid_init(&session_id).await else {
+            ctg_pipe.send(pipe::CardToGUI::ProcessingMessage { message: "Failed to initialize DigiD session.".to_owned() }).await;
+            return Ok(());
+        };
+
         ctx.start().await;
         ctx
     };