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// yt - A fully featured command line YouTube client
//
// Copyright (C) 2024 Benedikt Peetz <benedikt.peetz@b-peetz.de>
// Copyright (C) 2025 Benedikt Peetz <benedikt.peetz@b-peetz.de>
// SPDX-License-Identifier: GPL-3.0-or-later
//
// This file is part of Yt.
//
// You should have received a copy of the License along with this program.
// If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.
use anyhow::Result;
use log::info;
use crate::{
app::App,
storage::db::{
insert::{Operations, video::Operation},
video::{Video, VideoStatus, VideoStatusMarker},
},
};
fn invalidate_video(video: &mut Video, ops: &mut Operations<Operation>) {
info!("Deleting downloaded path of video: '{}'", video.title);
assert_eq!(video.status.as_marker(), VideoStatusMarker::Cached);
video.remove_download_path(ops);
}
pub(crate) async fn invalidate(app: &App) -> Result<()> {
let mut all_cached_things = Video::in_states(app, &[VideoStatusMarker::Cached]).await?;
info!("Got videos to invalidate: '{}'", all_cached_things.len());
let mut ops = Operations::new("Cache: Invalidate cache entries");
for video in &mut all_cached_things {
invalidate_video(video, &mut ops);
}
ops.commit(app).await?;
Ok(())
}
/// Remove the cache paths from the db, that no longer exist on the file system.
pub(crate) async fn maintain(app: &App) -> Result<()> {
let mut cached_videos = Video::in_states(app, &[VideoStatusMarker::Cached]).await?;
let mut ops = Operations::new("DbMaintain: init");
for vid in &mut cached_videos {
if let VideoStatus::Cached { cache_path, .. } = &vid.status {
if !cache_path.exists() {
invalidate_video(vid, &mut ops);
}
} else {
unreachable!("We only asked for cached videos.")
}
}
ops.commit(app).await?;
Ok(())
}
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