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/*
This file is part of jellything (https://codeberg.org/metamuffin/jellything)
which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
Copyright (C) 2025 metamuffin <metamuffin.org>
*/
use anyhow::Result;
use jellycommon::user::CreateSessionParams;
use log::{debug, info};
use reqwest::{
header::{HeaderMap, HeaderValue},
Client,
};
use stream::StreamSpec;
use tokio::io::AsyncWriteExt;
pub use jellycommon::*;
#[derive(Debug, Clone)]
pub struct Instance {
pub host: String,
pub tls: bool,
}
impl Instance {
pub fn new(host: String, tls: bool) -> Self {
Self { host, tls }
}
pub fn base(&self) -> String {
format!(
"{}://{}",
if self.tls { "https" } else { "http" },
self.host
)
}
pub async fn login(self, data: CreateSessionParams) -> anyhow::Result<Session> {
let session_token = Client::builder()
.build()?
.post(format!("{}/api/create_session", self.base()))
.json(&data)
.send()
.await?
.json()
.await?;
let mut headers = HeaderMap::new();
headers.insert(
"Cookie",
HeaderValue::from_str(&format!("session={session_token}")).unwrap(),
);
headers.insert("Accept", HeaderValue::from_static("application/json"));
Ok(Session {
instance: self,
session_token,
client: Client::builder().default_headers(headers).build().unwrap(),
})
}
}
pub struct Session {
client: Client,
instance: Instance,
session_token: String,
}
pub trait UnpinWrite: tokio::io::AsyncWrite + std::marker::Unpin {}
impl<T: tokio::io::AsyncWrite + std::marker::Unpin> UnpinWrite for T {}
impl Session {
fn session_param(&self) -> String {
format!("session={}", self.session_token)
}
pub async fn node(&self, id: NodeIDOrSlug) -> Result<Node> {
debug!("downloading node {id}");
Ok(self
.client
.get(format!("{}/n/{id}", self.instance.base()))
.send()
.await?
.error_for_status()?
.json()
.await?)
}
pub async fn node_thumbnail(
&self,
writer: impl UnpinWrite,
id: NodeIDOrSlug,
width: usize,
time: f64,
) -> Result<()> {
debug!("downloading thumbnail for {id} at {time}s");
self.download_url(
writer,
format!(
"{}/n/{id}/thumbnail?t={time}&width={width}",
self.instance.base(),
),
)
.await
}
pub async fn asset(&self, writer: impl UnpinWrite, token: &str, width: usize) -> Result<()> {
debug!("downloading asset {token:?} (w={width})");
self.download_url(
writer,
format!("{}/asset/{token}?width={width}", self.instance.base(),),
)
.await
}
pub async fn stream(
&self,
writer: impl UnpinWrite,
id: NodeIDOrSlug,
stream_spec: &StreamSpec,
) -> Result<()> {
self.download_url(writer, self.stream_url(id, stream_spec))
.await
}
pub fn stream_url(&self, id: NodeIDOrSlug, stream_spec: &StreamSpec) -> String {
format!(
"{}/n/{}/stream?{}&{}",
self.instance.base(),
id,
stream_spec.to_query(),
self.session_param()
)
}
pub async fn download_url(&self, mut writer: impl UnpinWrite, url: String) -> Result<()> {
let mut r = self.client.get(url).send().await?.error_for_status()?;
while let Some(chunk) = r.chunk().await? {
writer.write_all(&chunk).await?;
}
Ok(())
}
pub async fn reimport(&self) -> Result<()> {
// TODO error handling
info!("reimport");
self.client
.post(format!("{}/admin/import", self.instance.base()))
.send()
.await?;
info!("done");
Ok(())
}
}
|
