Dynamically check username

src/actors/users_actor.rs

@@ -28,6 +28,13 @@ pub struct GetUserRequest(pub UserID);
 #[derive(Debug)]
 pub struct GetUserResult(pub Option<User>);
 
+#[derive(Message)]
+#[rtype(FindUserByUsernameResult)]
+pub struct FindUserByUsername(pub String);
+
+#[derive(Debug)]
+pub struct FindUserByUsernameResult(pub Option<User>);
+
 #[derive(Message)]
 #[rtype(GetAllUsersResult)]
 pub struct GetAllUsersRequest;
@@ -98,6 +105,14 @@ impl Handler<GetUserRequest> for UsersActor {
     }
 }
 
+impl Handler<FindUserByUsername> for UsersActor {
+    type Result = MessageResult<FindUserByUsername>;
+
+    fn handle(&mut self, msg: FindUserByUsername, _ctx: &mut Self::Context) -> Self::Result {
+        MessageResult(FindUserByUsernameResult(self.manager.find_by_username_or_email(&msg.0)))
+    }
+}
+
 impl Handler<GetAllUsersRequest> for UsersActor {
     type Result = MessageResult<GetAllUsersRequest>;
 

src/controllers/admin_api.rs

@@ -0,0 +1,21 @@
+use actix::Addr;
+use actix_web::{HttpResponse, Responder, web};
+
+use crate::actors::users_actor::{FindUserByUsername, UsersActor};
+
+#[derive(serde::Deserialize)]
+pub struct FindUserNameReq {
+    username: String,
+}
+
+#[derive(serde::Serialize)]
+struct FindUserResult {
+    user_id: Option<String>,
+}
+
+pub async fn find_username(req: web::Form<FindUserNameReq>, users: web::Data<Addr<UsersActor>>) -> impl Responder {
+    let res = users.send(FindUserByUsername(req.0.username)).await.unwrap();
+    HttpResponse::Ok().json(FindUserResult {
+        user_id: res.0.map(|r| r.uid)
+    })
+}

src/controllers/mod.rs

@@ -2,4 +2,5 @@ pub mod assets_controller;
 pub mod base_controller;
 pub mod login_controller;
 pub mod settings_controller;
-pub mod admin_controller;
+pub mod admin_controller;
+pub mod admin_api;

src/main.rs

@@ -8,11 +8,8 @@ use clap::Parser;
 
 use basic_oidc::actors::bruteforce_actor::BruteForceActor;
 use basic_oidc::actors::users_actor::UsersActor;
-use basic_oidc::constants::{
-    DEFAULT_ADMIN_PASSWORD, DEFAULT_ADMIN_USERNAME, MAX_INACTIVITY_DURATION, MAX_SESSION_DURATION,
-    SESSION_COOKIE_NAME,
-};
-use basic_oidc::controllers::{admin_controller, settings_controller};
+use basic_oidc::constants::*;
+use basic_oidc::controllers::*;
 use basic_oidc::controllers::assets_controller::assets_route;
 use basic_oidc::controllers::login_controller::{login_route, logout_route};
 use basic_oidc::data::app_config::AppConfig;
@@ -120,6 +117,9 @@ async fn main() -> std::io::Result<()> {
             .route("/admin/clients", web::get().to(admin_controller::clients_route))
             .route("/admin/users", web::get().to(admin_controller::users_route))
             .route("/admin/create_user", web::get().to(admin_controller::create_user))
+
+            // Admin API
+            .route("/admin/api/find_username", web::post().to(admin_api::find_username))
     })
         .bind(listen_address)?
         .run()