wip: add Secret Prompt implementation

Signed-off-by: Dhanuka Warusadura <dhanuka@gnome.org>

server/src/daemon/prompt.rs

@@ -1,13 +1,63 @@
 use serde::{Serialize, Serializer};
-use zbus::zvariant::{self, OwnedObjectPath};
+use zbus::{
+    fdo, interface,
+    zvariant::{self, ObjectPath, OwnedObjectPath},
+    SignalContext,
+};
 
-#[derive(Debug, Default, zvariant::Type)]
+use crate::SECRET_PROMPT_PREFIX;
+
+#[derive(Clone, Debug, Default, zvariant::Type)]
 #[zvariant(signature = "o")]
 pub struct Prompt {
     path: OwnedObjectPath,
 }
 
-impl Prompt {}
+#[interface(name = "org.freedesktop.Secret.Prompt")]
+impl Prompt {
+    pub async fn prompt(
+        &self,
+        window_id: &str,
+        #[zbus(object_server)] object_server: &zbus::ObjectServer,
+    ) -> fdo::Result<()> {
+        let prompt = Prompt::new(1); // temporarily
+        object_server
+            .at(prompt.path().to_owned(), prompt.to_owned())
+            .await?;
+
+        Ok(())
+    }
+
+    pub async fn dismiss(
+        &self,
+        #[zbus(object_server)] object_server: &zbus::ObjectServer,
+    ) -> fdo::Result<()> {
+        object_server.remove::<Self, _>(&self.path).await?;
+
+        Ok(())
+    }
+
+    #[zbus(signal)]
+    pub async fn completed(ctxt: &SignalContext<'_>) -> zbus::Result<()> {
+        Ok(())
+    }
+}
+
+impl Prompt {
+    pub fn new(prompts_counter: i32) -> Self {
+        Self {
+            path: OwnedObjectPath::try_from(format!(
+                "{}s{}",
+                SECRET_PROMPT_PREFIX, prompts_counter
+            ))
+            .unwrap(),
+        }
+    }
+
+    pub fn path(&self) -> ObjectPath<'_> {
+        self.path.as_ref()
+    }
+}
 
 impl Serialize for Prompt {
     fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>

server/src/main.rs

@@ -16,6 +16,10 @@ const SECRET_SESSION_PREFIX: &str = "/org/freedesktop/secrets/session/";
 const SECRET_COLLECTION_PREFIX: &str = "/org/freedesktop/secrets_Devel/collection/";
 #[cfg(not(debug_assertions))]
 const SECRET_COLLECTION_PREFIX: &str = "/org/freedesktop/secrets/collection/";
+#[cfg(debug_assertions)]
+const SECRET_PROMPT_PREFIX: &str = "/org/freedesktop/secrets_Devel/prompt/";
+#[cfg(not(debug_assertions))]
+const SECRET_PROMPT_PREFIX: &str = "/org/freedesktop/secrets/prompt/";
 
 #[derive(Parser, Debug)]
 #[command(version, about, long_about = None)]