Create admin function to use copy-pasted users from ekey, return the ones which don't match to "Donau Linz" rowt user, Fixes #204 (#230)

Reviewed-on: #230

src/tera/admin/mod.rs

@@ -1,8 +1,10 @@
-use rocket::{get, routes, Route, State};
+use csv::ReaderBuilder;
+use rocket::{form::Form, get, post, routes, FromForm, Route, State};
+use rocket_dyn_templates::{context, Template};
 use sqlx::SqlitePool;
 
 use crate::{
-    model::{log::Log, user::AdminUser},
+    model::{log::Log, role::Role, user::AdminUser},
     tera::Config,
 };
 
@@ -25,12 +27,56 @@ async fn show_rss(db: &State<SqlitePool>, _admin: AdminUser) -> String {
     Log::show(db).await
 }
 
+#[get("/list")]
+async fn show_list(_admin: AdminUser) -> Template {
+    Template::render("admin/list/index", context!())
+}
+
+#[derive(FromForm)]
+struct ListForm {
+    list: String,
+}
+
+#[post("/list", data = "<list_form>")]
+async fn list(db: &State<SqlitePool>, _admin: AdminUser, list_form: Form<ListForm>) -> Template {
+    let role = Role::find_by_name(db, "Donau Linz").await.unwrap();
+    let acceptable_users = role.names_from_role(db).await;
+
+    let mut rdr = ReaderBuilder::new()
+        .has_headers(true)
+        .delimiter(b';')
+        .from_reader(list_form.list.trim().as_bytes());
+
+    let mut names_not_in_acceptable_users = Vec::new();
+
+    for result in rdr.records() {
+        println!("{result:?}");
+        let record = result.unwrap();
+
+        // Concatenate Vorname and Nachname
+        let vorname = record.get(2).unwrap_or_default().trim();
+        let nachname = record.get(3).unwrap_or_default().trim();
+        let full_name = format!("{} {}", vorname, nachname);
+
+        // Check if the concatenated name is not in the acceptable_users vector
+        if !acceptable_users.contains(&full_name) {
+            names_not_in_acceptable_users.push(full_name);
+        }
+    }
+
+    let context = context! {
+        result: names_not_in_acceptable_users
+    };
+
+    Template::render("admin/list/result", &context)
+}
+
 pub fn routes() -> Vec<Route> {
     let mut ret = Vec::new();
     ret.append(&mut user::routes());
     ret.append(&mut boat::routes());
     ret.append(&mut mail::routes());
     ret.append(&mut planned_event::routes());
-    ret.append(&mut routes![rss, show_rss]);
+    ret.append(&mut routes![rss, show_rss, show_list, list]);
     ret
 }