client: Add CloudUserStore (#35370)

This PR adds a new `CloudUserStore` for storing information about the
user retrieved from Cloud instead of Collab.

Release Notes:

- N/A

crates/client/src/client.rs

@@ -1,6 +1,7 @@
 #[cfg(any(test, feature = "test-support"))]
 pub mod test;
 
+mod cloud;
 mod proxy;
 pub mod telemetry;
 pub mod user;
@@ -52,6 +53,7 @@ use tokio::net::TcpStream;
 use url::Url;
 use util::{ConnectionResult, ResultExt};
 
+pub use cloud::*;
 pub use rpc::*;
 pub use telemetry_events::Event;
 pub use user::*;
@@ -621,6 +623,10 @@ impl Client {
         self.http.clone()
     }
 
+    pub fn cloud_client(&self) -> Arc<CloudApiClient> {
+        self.cloud_client.clone()
+    }
+
     pub fn set_id(&self, id: u64) -> &Self {
         self.id.store(id, Ordering::SeqCst);
         self

crates/client/src/cloud.rs

@@ -0,0 +1,3 @@
+mod user_store;
+
+pub use user_store::*;

crates/client/src/cloud/user_store.rs

@@ -0,0 +1,41 @@
+use std::sync::Arc;
+use std::time::Duration;
+
+use anyhow::Context as _;
+use cloud_api_client::{AuthenticatedUser, CloudApiClient};
+use gpui::{Context, Task};
+use util::{ResultExt as _, maybe};
+
+pub struct CloudUserStore {
+    authenticated_user: Option<AuthenticatedUser>,
+    _fetch_authenticated_user_task: Task<()>,
+}
+
+impl CloudUserStore {
+    pub fn new(cloud_client: Arc<CloudApiClient>, cx: &mut Context<Self>) -> Self {
+        Self {
+            authenticated_user: None,
+            _fetch_authenticated_user_task: cx.spawn(async move |this, cx| {
+                maybe!(async move {
+                    loop {
+                        if cloud_client.has_credentials() {
+                            break;
+                        }
+
+                        cx.background_executor()
+                            .timer(Duration::from_millis(100))
+                            .await;
+                    }
+
+                    let response = cloud_client.get_authenticated_user().await?;
+                    this.update(cx, |this, _cx| {
+                        this.authenticated_user = Some(response.user);
+                    })
+                })
+                .await
+                .context("failed to fetch authenticated user")
+                .log_err();
+            }),
+        }
+    }
+}