konobangu/apps/recorder/src/models/query/mod.rs

102 lines
3.0 KiB
Rust

use async_trait::async_trait;
use sea_orm::{
prelude::Expr,
sea_query::{Alias, IntoColumnRef, IntoTableRef, Query, SelectStatement},
ActiveModelTrait, ColumnTrait, ConnectionTrait, DbErr, EntityTrait, Insert, IntoActiveModel,
Iterable, QueryResult, QueryTrait, SelectModel, SelectorRaw, Value,
};
pub fn filter_values_in<
I: IntoIterator<Item = T>,
T: Into<Value>,
R: IntoTableRef,
C: IntoColumnRef + Copy,
>(
tbl_ref: R,
col_ref: C,
values: I,
) -> SelectStatement {
Query::select()
.expr(Expr::col((Alias::new("t"), Alias::new("column1"))))
.from_values(values, Alias::new("t"))
.left_join(
tbl_ref,
Expr::col((Alias::new("t"), Alias::new("column1"))).equals(col_ref),
)
.and_where(Expr::col(col_ref).is_not_null())
.to_owned()
}
#[async_trait]
pub trait InsertManyReturningExt<A>: Sized
where
<A::Entity as EntityTrait>::Model: IntoActiveModel<A>,
A: ActiveModelTrait,
{
fn exec_with_returning_models<C>(
self,
db: &C,
) -> SelectorRaw<SelectModel<<A::Entity as EntityTrait>::Model>>
where
C: ConnectionTrait;
async fn exec_with_returning_columns<C, I>(
self,
db: &C,
columns: I,
) -> Result<Vec<QueryResult>, DbErr>
where
C: ConnectionTrait,
I: IntoIterator<Item = <A::Entity as EntityTrait>::Column> + Send;
}
#[async_trait]
impl<A> InsertManyReturningExt<A> for Insert<A>
where
<A::Entity as EntityTrait>::Model: IntoActiveModel<A>,
A: ActiveModelTrait + Send,
{
fn exec_with_returning_models<C>(
self,
db: &C,
) -> SelectorRaw<SelectModel<<A::Entity as EntityTrait>::Model>>
where
C: ConnectionTrait,
{
let mut insert_statement = self.into_query();
let db_backend = db.get_database_backend();
let returning = Query::returning().exprs(
<A::Entity as EntityTrait>::Column::iter()
.map(|c| c.select_as(c.into_returning_expr(db_backend))),
);
insert_statement.returning(returning);
let insert_statement = db_backend.build(&insert_statement);
SelectorRaw::<SelectModel<<A::Entity as EntityTrait>::Model>>::from_statement(
insert_statement,
)
}
async fn exec_with_returning_columns<C, I>(
self,
db: &C,
columns: I,
) -> Result<Vec<QueryResult>, DbErr>
where
C: ConnectionTrait,
I: IntoIterator<Item = <A::Entity as EntityTrait>::Column> + Send,
{
let mut insert_statement = self.into_query();
let db_backend = db.get_database_backend();
let returning = Query::returning().exprs(
columns
.into_iter()
.map(|c| c.select_as(c.into_returning_expr(db_backend))),
);
insert_statement.returning(returning);
let statement = db_backend.build(&insert_statement);
db.query_all(statement).await
}
}