feat: add logout endpoint

src/api/v1/auth/logout.rs

@@ -0,0 +1,31 @@
+use actix_web::{HttpRequest, HttpResponse, post, web};
+use diesel::{ExpressionMethods, delete};
+use diesel_async::RunQueryDsl;
+
+use crate::{
+    Data,
+    error::Error,
+    schema::refresh_tokens::{self, dsl},
+};
+
+// TODO: Should maybe be a delete request?
+#[post("/logout")]
+pub async fn res(
+    req: HttpRequest,
+    data: web::Data<Data>,
+) -> Result<HttpResponse, Error> {
+    let mut refresh_token_cookie = req.cookie("refresh_token").ok_or(Error::Unauthorized("request has no refresh token".to_string()))?;
+
+    let refresh_token = String::from(refresh_token_cookie.value());
+
+    let mut conn = data.pool.get().await?;
+
+    delete(refresh_tokens::table)
+        .filter(dsl::token.eq(refresh_token))
+        .execute(&mut conn)
+        .await?;
+
+    refresh_token_cookie.make_removal();
+
+    Ok(HttpResponse::Ok().cookie(refresh_token_cookie).finish())
+}