surrealdb/api/method/
import.rs1use crate::api::conn::Method;
2use crate::api::conn::MlConfig;
3use crate::api::conn::Param;
4use crate::api::Connection;
5use crate::api::Error;
6use crate::api::ExtraFeatures;
7use crate::api::Result;
8use crate::method::Model;
9use crate::method::OnceLockExt;
10use crate::Surreal;
11use std::borrow::Cow;
12use std::future::Future;
13use std::future::IntoFuture;
14use std::marker::PhantomData;
15use std::path::PathBuf;
16use std::pin::Pin;
17
18#[derive(Debug)]
20#[must_use = "futures do nothing unless you `.await` or poll them"]
21pub struct Import<'r, C: Connection, T = ()> {
22 pub(super) client: Cow<'r, Surreal<C>>,
23 pub(super) file: PathBuf,
24 pub(super) ml_config: Option<MlConfig>,
25 pub(super) import_type: PhantomData<T>,
26}
27
28impl<'r, C> Import<'r, C>
29where
30 C: Connection,
31{
32 pub fn ml(self) -> Import<'r, C, Model> {
34 Import {
35 client: self.client,
36 file: self.file,
37 ml_config: Some(MlConfig::Import),
38 import_type: PhantomData,
39 }
40 }
41}
42
43impl<'r, C, T> Import<'r, C, T>
44where
45 C: Connection,
46{
47 pub fn into_owned(self) -> Import<'static, C, T> {
49 Import {
50 client: Cow::Owned(self.client.into_owned()),
51 ..self
52 }
53 }
54}
55
56impl<'r, Client, T> IntoFuture for Import<'r, Client, T>
57where
58 Client: Connection,
59{
60 type Output = Result<()>;
61 type IntoFuture = Pin<Box<dyn Future<Output = Self::Output> + Send + Sync + 'r>>;
62
63 fn into_future(self) -> Self::IntoFuture {
64 Box::pin(async move {
65 let router = self.client.router.extract()?;
66 if !router.features.contains(&ExtraFeatures::Backup) {
67 return Err(Error::BackupsNotSupported.into());
68 }
69 let mut conn = Client::new(Method::Import);
70 let mut param = Param::file(self.file);
71 param.ml_config = self.ml_config;
72 conn.execute_unit(router, param).await
73 })
74 }
75}