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#![cfg(any(feature = "mysql", feature = "postgres", feature = "sqlite"))]
use futures::{future::BoxFuture, stream::BoxStream};
pub use ormx_macros::*;
use sqlx::{Database, Executor, Result};
#[doc(hidden)]
pub mod exports {
pub use futures;
pub use crate::query2::map::*;
}
#[cfg(any(feature = "mysql", feature = "postgres"))]
mod query2;
#[cfg(feature = "mysql")]
pub type Db = sqlx::MySql;
#[cfg(feature = "postgres")]
pub type Db = sqlx::Postgres;
#[cfg(feature = "sqlite")]
pub type Db = sqlx::Sqlite;
pub trait Table
where
Self: Sized + Send + Sync + 'static,
{
type Id: 'static + Copy + Send;
fn id(&self) -> Self::Id;
fn insert(
db: &mut <Db as Database>::Connection,
row: impl Insert<Table = Self>,
) -> BoxFuture<Result<Self>> {
row.insert(db)
}
fn get<'a, 'c: 'a>(
db: impl Executor<'c, Database = Db> + 'a,
id: Self::Id,
) -> BoxFuture<'a, Result<Self>>;
fn stream_all<'a, 'c: 'a>(
db: impl Executor<'c, Database = Db> + 'a,
) -> BoxStream<'a, Result<Self>>;
fn stream_all_paginated<'a, 'c: 'a>(
db: impl Executor<'c, Database = Db> + 'a,
offset: i64,
limit: i64,
) -> BoxStream<'a, Result<Self>>;
fn all<'a, 'c: 'a>(
db: impl Executor<'c, Database = Db> + 'a,
) -> BoxFuture<'a, Result<Vec<Self>>> {
use futures::TryStreamExt;
Box::pin(Self::stream_all(db).try_collect())
}
fn all_paginated<'a, 'c: 'a>(
db: impl Executor<'c, Database = Db> + 'a,
offset: i64,
limit: i64,
) -> BoxFuture<'a, Result<Vec<Self>>> {
use futures::TryStreamExt;
Box::pin(Self::stream_all_paginated(db, offset, limit).try_collect())
}
fn patch<'a, 'c: 'a, P>(
&'a mut self,
db: impl Executor<'c, Database = Db> + 'a,
patch: P,
) -> BoxFuture<'a, Result<()>>
where
P: Patch<Table = Self>,
{
Box::pin(async move {
let patch: P = patch;
patch.patch_row(db, self.id()).await?;
patch.apply_to(self);
Ok(())
})
}
fn update<'a, 'c: 'a>(
&'a self,
db: impl Executor<'c, Database = Db> + 'a,
) -> BoxFuture<'a, Result<()>>;
fn reload<'a, 'c: 'a>(
&'a mut self,
db: impl Executor<'c, Database = Db> + 'a,
) -> BoxFuture<'a, Result<()>> {
Box::pin(async move {
*self = Self::get(db, self.id()).await?;
Ok(())
})
}
fn delete_row<'a, 'c: 'a>(
db: impl Executor<'c, Database = Db> + 'a,
id: Self::Id,
) -> BoxFuture<'a, Result<()>>;
fn delete<'a, 'c: 'a>(
self,
db: impl Executor<'c, Database = Db> + 'a,
) -> BoxFuture<'a, Result<()>> {
Self::delete_row(db, self.id())
}
}
pub trait Patch
where
Self: Sized + Send + Sync + 'static,
{
type Table: Table;
fn apply_to(self, entity: &mut Self::Table);
fn patch_row<'a, 'c: 'a>(
&'a self,
db: impl Executor<'c, Database = Db> + 'a,
id: <Self::Table as Table>::Id,
) -> BoxFuture<'a, Result<()>>;
}
pub trait Insert
where
Self: Sized + Send + Sync + 'static,
{
type Table: Table;
fn insert(self, db: &mut <Db as Database>::Connection) -> BoxFuture<Result<Self::Table>>;
}