unimore/tirocinio-canali-steffo-acrate
unimore/tirocinio-canali-steffo-acrate
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core: Add queryable meta structs

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This commit is contained in:
Steffo 2024-11-15 03:16:06 +01:00
parent 18b3619785
commit c235467b06
Signed by: steffo
GPG key ID: 5ADA3868646C3FC0
1 changed files with 61 additions and 3 deletions
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64
acrate-core/src/meta.rs
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@ -1,6 +1,6 @@
use diesel::{Associations, Identifiable, Insertable, Queryable, QueryableByName, Selectable};
use diesel::{Associations, Identifiable, Insertable, QueryResult, Queryable, QueryableByName, Selectable};
use diesel_async::AsyncPgConnection;
use uuid::Uuid;
use super::schema;
@ -18,7 +18,7 @@ pub struct MetaLink {
pub id: Uuid,
pub pattern: String,
pub rel: String,
pub type_: Option<String>,
pub r#type: Option<String>,
pub href: Option<String>,
}
@ -39,3 +39,61 @@ pub struct MetaProperty {
pub pattern: String,
pub value: Option<String>,
}
impl MetaAlias {
pub async fn query_matching(conn: &mut AsyncPgConnection, subject: &str) -> QueryResult<Vec<MetaAlias>> {
use diesel::prelude::*;
use diesel_async::RunQueryDsl;
use schema::meta_aliases::dsl::*;
let subject_matches_pattern = subject.into_sql::<diesel::sql_types::Text>().ilike(pattern);
meta_aliases
.filter(subject_matches_pattern)
.select(Self::as_select())
.load(conn)
.await
}
}
impl MetaLink {
pub async fn query_matching(conn: &mut AsyncPgConnection, subject: &str) -> QueryResult<Vec<MetaLink>> {
use diesel::prelude::*;
use diesel_async::RunQueryDsl;
use schema::meta_links::dsl::*;
let subject_matches_pattern = subject.into_sql::<diesel::sql_types::Text>().ilike(pattern);
meta_links
.filter(subject_matches_pattern)
.select(Self::as_select())
.load(conn)
.await
}
pub async fn query_properties(&self, conn: &mut AsyncPgConnection) -> QueryResult<Vec<MetaLinkProperty>> {
use diesel::prelude::*;
use diesel_async::RunQueryDsl;
MetaLinkProperty::belonging_to(self)
.load(conn)
.await
}
}
impl MetaProperty {
pub async fn query_matching(conn: &mut AsyncPgConnection, subject: &str) -> QueryResult<Vec<MetaProperty>> {
use diesel::prelude::*;
use diesel_async::RunQueryDsl;
use schema::meta_properties::dsl::*;
let subject_matches_pattern = subject.into_sql::<diesel::sql_types::Text>().ilike(pattern);
meta_properties
.filter(subject_matches_pattern)
.select(Self::as_select())
.load(conn)
.await
}
}