lemmy/crates/db_views_actor/src/community_moderator_view.rs
Dessalines 5d837780f5
Add diesel_async, get rid of blocking function (#2510)
* Moving settings to Database.

- Moves many settings into the database. Fixes #2285
- Adds a local_site and instance table. Fixes #2365 . Fixes #2368
- Separates SQL update an insert forms, to avoid runtime errors.
- Adds TypedBuilder to all the SQL forms, instead of default.

* Fix weird clippy issue.

* Removing extra lines.

* Some fixes from suggestions.

* Fixing apub tests.

* Using instance creation helper function.

* Move forms to their own line.

* Trying to fix local_site_data, still broken.

* Testing out async

* Testing out async 2

* Fixing federation tests.

* Trying to fix check features 1.

* Starting on adding diesel async. 1/4th done.

* Added async to views and schema.

* Adding some more async

* Compiling now.

* Added diesel async. Fixes #2465

* Running clippy --fix

* Trying to fix cargo test on drone.

* Trying new muslrust.

* Trying a custom dns

* Trying a custom dns 2

* Trying a custom dns 3

* Trying a custom dns 4

* Trying a custom dns 5

* Trying a custom dns 6

* Trying a custom dns 7

* Addressing PR comments.

* Adding check_apub to all verify functions.

* Reverting back drone.

* Fixing merge

* Fix docker images.

* Adding missing discussion_languages.

* Trying to fix federation tests.

* Fix site setup user creation.

* Fix clippy

* Fix clippy 2

* Test api faster

* Try to fix 1

* Try to fix 2

* What are these lines about

* Trying to fix 3

* Moving federation test back to top.

* Remove logging cat.
2022-11-09 10:05:00 +00:00

91 lines
2.9 KiB
Rust

use crate::structs::CommunityModeratorView;
use diesel::{result::Error, ExpressionMethods, QueryDsl};
use diesel_async::RunQueryDsl;
use lemmy_db_schema::{
newtypes::{CommunityId, PersonId},
schema::{community, community_moderator, person},
source::{
community::{Community, CommunitySafe},
person::{Person, PersonSafe},
},
traits::{ToSafe, ViewToVec},
utils::{get_conn, DbPool},
};
type CommunityModeratorViewTuple = (CommunitySafe, PersonSafe);
impl CommunityModeratorView {
pub async fn for_community(pool: &DbPool, community_id: CommunityId) -> Result<Vec<Self>, Error> {
let conn = &mut get_conn(pool).await?;
let res = community_moderator::table
.inner_join(community::table)
.inner_join(person::table)
.select((
Community::safe_columns_tuple(),
Person::safe_columns_tuple(),
))
.filter(community_moderator::community_id.eq(community_id))
.order_by(community_moderator::published)
.load::<CommunityModeratorViewTuple>(conn)
.await?;
Ok(Self::from_tuple_to_vec(res))
}
pub async fn for_person(pool: &DbPool, person_id: PersonId) -> Result<Vec<Self>, Error> {
let conn = &mut get_conn(pool).await?;
let res = community_moderator::table
.inner_join(community::table)
.inner_join(person::table)
.select((
Community::safe_columns_tuple(),
Person::safe_columns_tuple(),
))
.filter(community_moderator::person_id.eq(person_id))
.filter(community::deleted.eq(false))
.filter(community::removed.eq(false))
.order_by(community_moderator::published)
.load::<CommunityModeratorViewTuple>(conn)
.await?;
Ok(Self::from_tuple_to_vec(res))
}
/// Finds all communities first mods / creators
/// Ideally this should be a group by, but diesel doesn't support it yet
pub async fn get_community_first_mods(pool: &DbPool) -> Result<Vec<Self>, Error> {
let conn = &mut get_conn(pool).await?;
let res = community_moderator::table
.inner_join(community::table)
.inner_join(person::table)
.select((
Community::safe_columns_tuple(),
Person::safe_columns_tuple(),
))
// A hacky workaround instead of group_bys
// https://stackoverflow.com/questions/24042359/how-to-join-only-one-row-in-joined-table-with-postgres
.distinct_on(community_moderator::community_id)
.order_by((
community_moderator::community_id,
community_moderator::person_id,
))
.load::<CommunityModeratorViewTuple>(conn)
.await?;
Ok(Self::from_tuple_to_vec(res))
}
}
impl ViewToVec for CommunityModeratorView {
type DbTuple = CommunityModeratorViewTuple;
fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
items
.into_iter()
.map(|a| Self {
community: a.0,
moderator: a.1,
})
.collect::<Vec<Self>>()
}
}