feat: implement channel invites, perms, group create, members fetch

chore: when you accidentally run fmt

src/routes/channels/members_fetch.rs

@@ -1,8 +1,31 @@
-use revolt_quark::Result;
+use revolt_quark::{
+    models::{Channel, User},
+    perms, Db, Error, Ref, Result,
+};
 
-use rocket::serde::json::Value;
+use rocket::serde::json::Json;
 
 #[get("/<target>/members")]
-pub async fn req(/*user: UserRef, target: Ref*/ target: String) -> Result<Value> {
-    todo!()
+pub async fn req(db: &Db, user: User, target: Ref) -> Result<Json<Vec<User>>> {
+    let channel = target.as_channel(db).await?;
+    if !perms(&user)
+        .channel(&channel)
+        .calc_channel(db)
+        .await
+        .get_view()
+    {
+        return Err(Error::NotFound);
+    }
+
+    if let Channel::Group { recipients, .. } = channel {
+        Ok(Json(
+            db.fetch_users(&recipients)
+                .await?
+                .into_iter()
+                .map(|x| x.with_relationship(&user))
+                .collect::<Vec<User>>(),
+        ))
+    } else {
+        Err(Error::InvalidOperation)
+    }
 }