2 newtypes::{LanguageId, LocalUserId},
3 source::{language::Language, local_user_language::*},
5 use diesel::{result::Error, PgConnection, RunQueryDsl, *};
7 impl LocalUserLanguage {
8 /// Update the user's languages.
10 /// If no language_id vector is given, it will show all languages
11 pub fn update_user_languages(
13 language_ids: Option<Vec<LanguageId>>,
14 for_local_user_id: LocalUserId,
15 ) -> Result<(), Error> {
16 use crate::schema::local_user_language::dsl::*;
18 // If no language is given, read all languages
19 let lang_ids = language_ids.unwrap_or(
20 Language::read_all(conn)?
26 conn.build_transaction().read_write().run(|| {
27 // Clear the current user languages
28 delete(local_user_language.filter(local_user_id.eq(for_local_user_id))).execute(conn)?;
31 let form = LocalUserLanguageForm {
32 local_user_id: for_local_user_id,
35 insert_into(local_user_language)
37 .get_result::<Self>(conn)?;