lemmy/crates/db_schema/src/impls/instance.rs

79 lines
2.5 KiB
Rust

use crate::{
newtypes::InstanceId,
schema::{federation_allowlist, federation_blocklist, instance},
source::instance::{Instance, InstanceForm},
utils::{get_conn, naive_now, DbPool},
};
use diesel::{dsl::*, result::Error, ExpressionMethods, QueryDsl};
use diesel_async::{AsyncPgConnection, RunQueryDsl};
use lemmy_utils::utils::generate_domain_url;
use url::Url;
impl Instance {
async fn create_from_form_conn(
conn: &mut AsyncPgConnection,
form: &InstanceForm,
) -> Result<Self, Error> {
// Do upsert on domain name conflict
insert_into(instance::table)
.values(form)
.on_conflict(instance::domain)
.do_update()
.set(form)
.get_result::<Self>(conn)
.await
}
pub async fn create(pool: &DbPool, domain: &str) -> Result<Self, Error> {
let conn = &mut get_conn(pool).await?;
Self::create_conn(conn, domain).await
}
pub async fn create_from_actor_id(pool: &DbPool, actor_id: &Url) -> Result<Self, Error> {
let domain = &generate_domain_url(actor_id).expect("actor id missing a domain");
Self::create(pool, domain).await
}
pub async fn create_conn(conn: &mut AsyncPgConnection, domain: &str) -> Result<Self, Error> {
let form = InstanceForm {
domain: domain.to_string(),
updated: Some(naive_now()),
};
Self::create_from_form_conn(conn, &form).await
}
pub async fn delete(pool: &DbPool, instance_id: InstanceId) -> Result<usize, Error> {
let conn = &mut get_conn(pool).await?;
diesel::delete(instance::table.find(instance_id))
.execute(conn)
.await
}
pub async fn delete_all(pool: &DbPool) -> Result<usize, Error> {
let conn = &mut get_conn(pool).await?;
diesel::delete(instance::table).execute(conn).await
}
pub async fn allowlist(pool: &DbPool) -> Result<Vec<String>, Error> {
let conn = &mut get_conn(pool).await?;
instance::table
.inner_join(federation_allowlist::table)
.select(instance::domain)
.load::<String>(conn)
.await
}
pub async fn blocklist(pool: &DbPool) -> Result<Vec<String>, Error> {
let conn = &mut get_conn(pool).await?;
instance::table
.inner_join(federation_blocklist::table)
.select(instance::domain)
.load::<String>(conn)
.await
}
pub async fn linked(pool: &DbPool) -> Result<Vec<String>, Error> {
let conn = &mut get_conn(pool).await?;
instance::table
.left_join(federation_blocklist::table)
.filter(federation_blocklist::id.is_null())
.select(instance::domain)
.load::<String>(conn)
.await
}
}