feat(users): implement relationships, DMs, proper perms

src/routes/users/fetch_dms.rs

@@ -1,9 +1,13 @@
-use revolt_quark::{Error, Result};
+//! Fetch direct messages that the current user is involved in
+//! 
+//! This includes group DMs and "active" 1:1 DMs.
+
+use revolt_quark::{Result, models::{Channel, User}, Database};
 
 use mongodb::bson::doc;
-use rocket::serde::json::Value;
+use rocket::{serde::json::Json, State};
 
 #[get("/dms")]
-pub async fn req(/*user: UserRef*/) -> Result<Value> {
-    todo!()
+pub async fn req(db: &State<Database>, user: User) -> Result<Json<Vec<Channel>>> {
+    db.find_direct_messages(&user.id).await.map(Json)
 }