-use diesel::{result::Error, *};
+use crate::structs::PersonBlockView;
+use diesel::{result::Error, ExpressionMethods, JoinOnDsl, QueryDsl};
+use diesel_async::RunQueryDsl;
use lemmy_db_schema::{
newtypes::PersonId,
- schema::{person, person_alias_1, person_block},
- source::person::{Person, PersonAlias1, PersonSafe, PersonSafeAlias1},
- traits::{ToSafe, ViewToVec},
+ schema::{person, person_block},
+ source::person::Person,
+ traits::JoinView,
+ utils::{get_conn, DbPool},
};
-use serde::{Deserialize, Serialize};
-#[derive(Debug, Serialize, Deserialize, Clone)]
-pub struct PersonBlockView {
- pub person: PersonSafe,
- pub target: PersonSafeAlias1,
-}
-
-type PersonBlockViewTuple = (PersonSafe, PersonSafeAlias1);
+type PersonBlockViewTuple = (Person, Person);
impl PersonBlockView {
- pub fn for_person(conn: &PgConnection, person_id: PersonId) -> Result<Vec<Self>, Error> {
+ pub async fn for_person(pool: &DbPool, person_id: PersonId) -> Result<Vec<Self>, Error> {
+ let conn = &mut get_conn(pool).await?;
+ let target_person_alias = diesel::alias!(person as person1);
+
let res = person_block::table
.inner_join(person::table)
- .inner_join(person_alias_1::table) // TODO I dont know if this will be smart abt the column
+ .inner_join(
+ target_person_alias.on(person_block::target_id.eq(target_person_alias.field(person::id))),
+ )
.select((
- Person::safe_columns_tuple(),
- PersonAlias1::safe_columns_tuple(),
+ person::all_columns,
+ target_person_alias.fields(person::all_columns),
))
.filter(person_block::person_id.eq(person_id))
+ .filter(target_person_alias.field(person::deleted).eq(false))
.order_by(person_block::published)
- .load::<PersonBlockViewTuple>(conn)?;
+ .load::<PersonBlockViewTuple>(conn)
+ .await?;
- Ok(Self::from_tuple_to_vec(res))
+ Ok(res.into_iter().map(Self::from_tuple).collect())
}
}
-impl ViewToVec for PersonBlockView {
- type DbTuple = PersonBlockViewTuple;
- fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
- items
- .iter()
- .map(|a| Self {
- person: a.0.to_owned(),
- target: a.1.to_owned(),
- })
- .collect::<Vec<Self>>()
+impl JoinView for PersonBlockView {
+ type JoinTuple = PersonBlockViewTuple;
+ fn from_tuple(a: Self::JoinTuple) -> Self {
+ Self {
+ person: a.0,
+ target: a.1,
+ }
}
}