add secret input capability

This adds the secret input capability as specified for status code 11.

src/main.rs

@@ -117,6 +117,26 @@ fn prompt_for_answer(s: &mut Cursive, url: Url, message: String) {
     );
 }
 
+fn prompt_for_secret_answer(s: &mut Cursive, url: Url, message: String) {
+    s.add_layer(
+        Dialog::new()
+            .title(message)
+            // Padding is (left, right, top, bottom)
+            .padding((1, 1, 1, 0))
+            .content(
+                EditView::new()
+                    .secret()
+                    .on_submit(move |s, response| {
+                        let link = format!("{}?{}", url.to_string(), response);
+                        s.pop_layer();
+                        follow_link(s, &link);
+                    })
+                    .fixed_width(60),
+            )
+            .with_id("url_query"),
+    );
+}
+
 fn goto_url(s: &mut Cursive, url: &str) {
     // Prepend gemini scheme if needed
     if url.starts_with("gemini://") {
@@ -243,6 +263,10 @@ fn handle_response_status(
                 prompt_for_answer(s, url_copy, message);
                 None
             }
+            Status::Secret(message) => {
+                prompt_for_secret_answer(s, url_copy, message);
+                None
+            }
             other_status => {
                 s.add_layer(Dialog::info(format!("ERROR: {:?}", other_status)));
                 None

src/status.rs

@@ -6,6 +6,7 @@ use std::str::FromStr;
 #[derive(Debug)]
 pub enum Status {
     Input(String),
+    Secret(String),
     Success(String),
     SuccessEndOfClientCertificateSession(String),
     RedirectTemporary(String),
@@ -59,6 +60,7 @@ impl FromStr for Status {
 fn make_status(code: i16, meta: String) -> Status {
     match code {
         10 => Status::Input(meta),
+        11 => Status::Secret(meta),
         20 => Status::Success(meta),
         21 => Status::SuccessEndOfClientCertificateSession(meta),
         30 => Status::RedirectTemporary(meta),