feat(gpodder): add paginated sessions function

gpodder_sqlite/src/repository/auth.rs

@@ -114,4 +114,31 @@ impl gpodder::AuthStore for SqliteRepository {
                 .map_err(DbError::from)?,
         )
     }
+
+    fn paginated_sessions(
+        &self,
+        user: &gpodder::User,
+        page: gpodder::Page,
+    ) -> Result<Vec<gpodder::Session>, AuthErr> {
+        (|| {
+            let sessions = sessions::table
+                .filter(sessions::user_id.eq(user.id))
+                .order(sessions::last_seen.desc())
+                .offset((page.page * page.per_page) as i64)
+                .limit(page.per_page as i64)
+                .select(Session::as_select())
+                .get_results(&mut self.pool.get()?)?
+                .into_iter()
+                .map(|session| gpodder::Session {
+                    id: session.id,
+                    last_seen: DateTime::from_timestamp(session.last_seen, 0).unwrap(),
+                    user_agent: session.user_agent,
+                    user: user.clone(),
+                })
+                .collect();
+
+            Ok::<_, DbError>(sessions)
+        })()
+        .map_err(AuthErr::from)
+    }
 }