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Diffstat (limited to 'src/storage/video_database/downloader.rs')
-rw-r--r-- | src/storage/video_database/downloader.rs | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/src/storage/video_database/downloader.rs b/src/storage/video_database/downloader.rs deleted file mode 100644 index ccd4ca9..0000000 --- a/src/storage/video_database/downloader.rs +++ /dev/null @@ -1,153 +0,0 @@ -// yt - A fully featured command line YouTube client -// -// Copyright (C) 2024 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 std::path::{Path, PathBuf}; - -use anyhow::Result; -use log::debug; -use sqlx::query; -use url::Url; - -use crate::{app::App, storage::video_database::VideoStatus}; - -use super::{ExtractorHash, Video}; - -/// Returns to next video which should be downloaded. This respects the priority assigned by select. -/// It does not return videos, which are already cached. -pub async fn get_next_uncached_video(app: &App) -> Result<Option<Video>> { - let status = VideoStatus::Watch.as_db_integer(); - - // NOTE: The ORDER BY statement should be the same as the one in [`getters::get_videos`].<2024-08-22> - let result = query!( - r#" - SELECT * - FROM videos - WHERE status = ? AND cache_path IS NULL - ORDER BY priority DESC, publish_date DESC - LIMIT 1; - "#, - status - ) - .fetch_one(&app.database) - .await; - - if let Err(sqlx::Error::RowNotFound) = result { - Ok(None) - } else { - let base = result?; - - let thumbnail_url = base - .thumbnail_url - .as_ref() - .map(|url| Url::parse(url).expect("Parsing this as url should always work")); - - let status_change = if base.status_change == 1 { - true - } else { - assert_eq!(base.status_change, 0, "Can only be 1 or 0"); - false - }; - - let video = Video { - cache_path: base.cache_path.as_ref().map(PathBuf::from), - description: base.description.clone(), - duration: base.duration, - extractor_hash: ExtractorHash::from_hash( - base.extractor_hash - .parse() - .expect("The hash in the db should be valid"), - ), - last_status_change: base.last_status_change, - parent_subscription_name: base.parent_subscription_name.clone(), - priority: base.priority, - publish_date: base.publish_date, - status: VideoStatus::from_db_integer(base.status), - status_change, - thumbnail_url, - title: base.title.clone(), - url: Url::parse(&base.url).expect("Parsing this as url should always work"), - }; - - Ok(Some(video)) - } -} - -/// Update the cached path of a video. Will be set to NULL if the path is None -/// This will also set the status to `Cached` when path is Some, otherwise it set's the status to -/// `Watch`. -pub async fn set_video_cache_path( - app: &App, - video: &ExtractorHash, - path: Option<&Path>, -) -> Result<()> { - if let Some(path) = path { - debug!( - "Setting cache path from '{}' to '{}'", - video.into_short_hash(app).await?, - path.display() - ); - - let path_str = path.display().to_string(); - let extractor_hash = video.hash().to_string(); - let status = VideoStatus::Cached.as_db_integer(); - - query!( - r#" - UPDATE videos - SET cache_path = ?, status = ? - WHERE extractor_hash = ?; - "#, - path_str, - status, - extractor_hash - ) - .execute(&app.database) - .await?; - - Ok(()) - } else { - debug!( - "Setting cache path from '{}' to NULL", - video.into_short_hash(app).await?, - ); - - let extractor_hash = video.hash().to_string(); - let status = VideoStatus::Watch.as_db_integer(); - - query!( - r#" - UPDATE videos - SET cache_path = NULL, status = ? - WHERE extractor_hash = ?; - "#, - status, - extractor_hash - ) - .execute(&app.database) - .await?; - - Ok(()) - } -} - -/// Returns the number of cached videos -pub async fn get_allocated_cache(app: &App) -> Result<u32> { - let count = query!( - r#" - SELECT COUNT(cache_path) as count - FROM videos - WHERE cache_path IS NOT NULL; -"#, - ) - .fetch_one(&app.database) - .await?; - - Ok(count.count as u32) -} |