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Fix Crud::delete
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c1ad7a161b
commit
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@ -21,7 +21,8 @@ use diesel_async::{
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AsyncPgConnection,
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RunQueryDsl,
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};
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use std::hash::Hash;
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use futures_util::{Future, TryFutureExt};
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use std::{hash::Hash, pin::Pin};
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/// Returned by `diesel::delete`
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pub type Delete<T> = DeleteStatement<<T as HasTable>::Table, <T as IntoUpdateTarget>::WhereClause>;
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@ -33,12 +34,13 @@ pub trait Crud<'a>
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where
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Self: HasTable + Sized,
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for<'b> Self::Table: FindDsl<<Self as Crud<'b>>::IdType> + 'static,
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for<'b> Find<'b, Self>: LimitDsl + Send + IntoUpdateTarget + 'b,
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for<'b, 'query> dsl::Limit<Find<'b, Self>>:
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Send + LoadQuery<'query, AsyncPgConnection, Self> + 'query,
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for<'b> Find<'b, Self>: LimitDsl + Send + IntoUpdateTarget + 'static,
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for<'b> dsl::Limit<Find<'b, Self>>: Send + LoadQuery<'static, AsyncPgConnection, Self> + 'static,
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<Self::Table as Table>::PrimaryKey: ExpressionMethods + Send,
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<<Self::Table as Table>::PrimaryKey as Expression>::SqlType: SqlType + TypedExpressionType,
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for<'b> Delete<Find<'b, Self>>: ExecuteDsl<AsyncPgConnection> + Send + 'b,
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for<'b> Delete<Find<'b, Self>>: ExecuteDsl<AsyncPgConnection> + Send + 'static,
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for<'b> <Find<'b, Self> as IntoUpdateTarget>::WhereClause: 'static + Send,
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for<'b> <Find<'b, Self> as HasTable>::Table: 'static + Send,
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{
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/*for<'a> &'a Self::InsertForm: Insertable<Self::Table>,
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for<'a> InsertStatement<Self::Table, <&'a Self::InsertForm as Insertable<Self::Table>>::Values>:
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@ -46,7 +48,8 @@ where
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for<'a> <&'a Self::InsertForm as Insertable<Self::Table>>::Values: 'a,*/
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type InsertForm;
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type UpdateForm;
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type IdType: Hash
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type IdType: 'static
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+ Hash
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+ Eq
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+ Sized
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+ Send
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@ -82,13 +85,18 @@ where
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.get_result::<Self>(conn)
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.await
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}*/
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async fn delete(pool: &mut DbPool<'_>, id: Self::IdType) -> Result<usize, Error>
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fn delete<'life0, 'life1, 'async_trait>(
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pool: &'life0 mut DbPool<'life1>,
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id: Self::IdType,
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) -> Pin<Box<dyn Future<Output = Result<usize, Error>> + Send + 'async_trait>>
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where
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'a: 'async_trait,
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'life0: 'async_trait,
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'life1: 'async_trait,
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Self: Send + 'async_trait,
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{
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let query = diesel::delete(Self::table().find(id));
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let conn = &mut *get_conn(pool).await?;
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query.execute(conn).await
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let query: Delete<Find<'a, Self>> = diesel::delete(Self::table().find(id));
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Box::pin(get_conn(pool).and_then(move |mut conn| query.execute(&mut *conn)))
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}
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}
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