From 3a29113e965a94bdef06655f1583cc6e86edd606 Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Thu, 21 Dec 2023 23:57:42 +0100
Subject: rework import system pt. 1

---
 base/src/federation.rs | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 base/src/federation.rs

(limited to 'base/src/federation.rs')

diff --git a/base/src/federation.rs b/base/src/federation.rs
new file mode 100644
index 0000000..509b87c
--- /dev/null
+++ b/base/src/federation.rs
@@ -0,0 +1,61 @@
+/*
+    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) 2023 metamuffin <metamuffin.org>
+*/
+use anyhow::anyhow;
+use crate::CONF;
+use jellyclient::{Instance, LoginDetails, Session};
+use std::{collections::HashMap, sync::Arc};
+use tokio::sync::RwLock;
+
+pub struct Federation {
+    instances: HashMap<String, Instance>,
+    sessions: RwLock<HashMap<String, Arc<Session>>>,
+}
+
+impl Federation {
+    pub fn initialize() -> Self {
+        let instances = CONF
+            .remote_credentials
+            .iter()
+            .map(|(k, (_, _, tls))| (k.to_owned(), Instance::new(k.to_owned(), *tls)))
+            .collect::<HashMap<_, _>>();
+
+        Self {
+            instances,
+            sessions: Default::default(),
+        }
+    }
+
+    pub fn get_instance(&self, host: &String) -> anyhow::Result<&Instance> {
+        Ok(self
+            .instances
+            .get(host)
+            .ok_or(anyhow!("unknown instance"))?)
+    }
+    pub async fn get_session(&self, host: &String) -> anyhow::Result<Arc<Session>> {
+        let mut w = self.sessions.write().await;
+        if let Some(s) = w.get(host) {
+            Ok(s.to_owned())
+        } else {
+            let (username, password, _) = CONF
+                .remote_credentials
+                .get(host)
+                .ok_or(anyhow!("no credentials of the remote server"))?;
+            let s = Arc::new(
+                self.get_instance(host)?
+                    .to_owned()
+                    .login(LoginDetails {
+                        username: username.to_owned(),
+                        password: password.to_owned(),
+                        expire: None,
+                        drop_permissions: None,
+                    })
+                    .await?,
+            );
+            w.insert(host.to_owned(), s.clone());
+            Ok(s)
+        }
+    }
+}
-- 
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