47 lines
1.3 KiB
Rust
47 lines
1.3 KiB
Rust
use crate::structs::PersonBlockView;
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use diesel::{result::Error, ExpressionMethods, JoinOnDsl, QueryDsl};
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use diesel_async::RunQueryDsl;
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use lemmy_db_schema::{
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newtypes::PersonId,
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schema::{person, person_block},
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source::person::Person,
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traits::JoinView,
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utils::{get_conn, DbPool},
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};
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type PersonBlockViewTuple = (Person, Person);
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impl PersonBlockView {
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pub async fn for_person(pool: &DbPool, person_id: PersonId) -> Result<Vec<Self>, Error> {
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let conn = &mut get_conn(pool).await?;
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let target_person_alias = diesel::alias!(person as person1);
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let res = person_block::table
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.inner_join(person::table.on(person_block::person_id.eq(person::id)))
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.inner_join(
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target_person_alias.on(person_block::target_id.eq(target_person_alias.field(person::id))),
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)
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.select((
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person::all_columns,
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target_person_alias.fields(person::all_columns),
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))
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.filter(person_block::person_id.eq(person_id))
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.filter(target_person_alias.field(person::deleted).eq(false))
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.order_by(person_block::published)
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.load::<PersonBlockViewTuple>(conn)
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.await?;
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Ok(res.into_iter().map(Self::from_tuple).collect())
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}
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}
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impl JoinView for PersonBlockView {
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type JoinTuple = PersonBlockViewTuple;
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fn from_tuple(a: Self::JoinTuple) -> Self {
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Self {
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person: a.0,
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target: a.1,
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}
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}
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}
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