use crate::structs::CommunityModeratorView;
-use diesel::{result::Error, ExpressionMethods, QueryDsl};
+use diesel::{dsl::exists, result::Error, select, 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},
+ source::{community::Community, person::Person},
+ traits::JoinView,
utils::{get_conn, DbPool},
};
-type CommunityModeratorViewTuple = (CommunitySafe, PersonSafe);
+type CommunityModeratorViewTuple = (Community, Person);
impl CommunityModeratorView {
+ pub async fn is_community_moderator(
+ pool: &DbPool,
+ find_community_id: CommunityId,
+ find_person_id: PersonId,
+ ) -> Result<bool, Error> {
+ use lemmy_db_schema::schema::community_moderator::dsl::{
+ community_id,
+ community_moderator,
+ person_id,
+ };
+ let conn = &mut get_conn(pool).await?;
+ select(exists(
+ community_moderator
+ .filter(community_id.eq(find_community_id))
+ .filter(person_id.eq(find_person_id)),
+ ))
+ .get_result::<bool>(conn)
+ .await
+ }
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))
+ .select((community::all_columns, person::all_columns))
.order_by(community_moderator::published)
.load::<CommunityModeratorViewTuple>(conn)
.await?;
- Ok(Self::from_tuple_to_vec(res))
+ Ok(res.into_iter().map(Self::from_tuple).collect())
}
pub async fn for_person(pool: &DbPool, person_id: PersonId) -> Result<Vec<Self>, Error> {
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)
+ .select((community::all_columns, person::all_columns))
.load::<CommunityModeratorViewTuple>(conn)
.await?;
- Ok(Self::from_tuple_to_vec(res))
+ Ok(res.into_iter().map(Self::from_tuple).collect())
}
/// Finds all communities first mods / creators
let res = community_moderator::table
.inner_join(community::table)
.inner_join(person::table)
- .select((
- Community::safe_columns_tuple(),
- Person::safe_columns_tuple(),
- ))
+ .select((community::all_columns, person::all_columns))
// 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)
.load::<CommunityModeratorViewTuple>(conn)
.await?;
- Ok(Self::from_tuple_to_vec(res))
+ Ok(res.into_iter().map(Self::from_tuple).collect())
}
}
-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>>()
+impl JoinView for CommunityModeratorView {
+ type JoinTuple = CommunityModeratorViewTuple;
+ fn from_tuple(a: Self::JoinTuple) -> Self {
+ Self {
+ community: a.0,
+ moderator: a.1,
+ }
}
}