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https://github.com/LemmyNet/lemmy.git
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c9f1407429
* Initial commit to bump diesel to 2.0.0-rc.0 and see what happens * Add chrono feature from diesel * db_schema crate is close to building? * Upgrade diesel-derive-newtype * Mostly modifying references to connections to be mutable ones; also used new way to do migrations as suggested by the migration guide; a lot more compiles now, though I can't figure out this tricky ToSql issue at the moment * Running clippy --fix * Trying to fix drone clippy 1 * Fix clippy * Upgrade clux-musl * Trying to fix drone clippy 2 * Trying to fix drone clippy 3 * Trying to fix drone clippy 5 * Adding diesel table aliases, removing sql view hack. Fixes #2101 Co-authored-by: Steven Chu <stevenc1@gmail.com> Co-authored-by: Nutomic <me@nutomic.com>
33 lines
997 B
Rust
33 lines
997 B
Rust
use crate::structs::LocalUserDiscussionLanguageView;
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use diesel::{result::Error, ExpressionMethods, PgConnection, QueryDsl, RunQueryDsl};
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use lemmy_db_schema::{
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newtypes::LocalUserId,
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schema::{language, local_user, local_user_language},
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source::{
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language::Language,
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local_user::{LocalUser, LocalUserSettings},
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},
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traits::ToSafeSettings,
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};
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type LocalUserDiscussionLanguageViewTuple = (LocalUserSettings, Language);
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impl LocalUserDiscussionLanguageView {
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pub fn read_languages(
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conn: &mut PgConnection,
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local_user_id: LocalUserId,
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) -> Result<Vec<Language>, Error> {
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let res = local_user_language::table
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.inner_join(local_user::table)
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.inner_join(language::table)
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.select((
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LocalUser::safe_settings_columns_tuple(),
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language::all_columns,
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))
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.filter(local_user::id.eq(local_user_id))
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.load::<LocalUserDiscussionLanguageViewTuple>(conn)?;
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Ok(res.into_iter().map(|a| a.1).collect::<Vec<Language>>())
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}
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}
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