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

src/routes/users/add_friend.rs

@@ -1,11 +1,13 @@
-use revolt_quark::{Error, Result};
+use revolt_quark::models::User;
+use revolt_quark::{Result, Database};
 
-use futures::try_join;
 use mongodb::bson::doc;
-use mongodb::options::{Collation, FindOneOptions};
-use rocket::serde::json::Value;
+use rocket::State;
+use rocket::serde::json::Json;
 
 #[put("/<username>/friend")]
-pub async fn req(/*user: UserRef,*/ username: String) -> Result<Value> {
-    todo!()
+pub async fn req(db: &State<Database>, user: User, username: String) -> Result<Json<User>> {
+    let mut target = db.fetch_user_by_username(&username).await?;
+    user.add_friend(db, &mut target).await?;
+    Ok(Json(target.with_auto_perspective(db, &user).await))
 }