tempfile

4 files changed, 58 insertions, 0 deletions

diff --git a/base/src/lib.rs b/base/src/lib.rs
index c8b767d..062b028 100644
--- a/base/src/lib.rs
+++ b/base/src/lib.rs
@@ -6,6 +6,7 @@
 #![feature(lazy_cell)]
 pub mod cache;
 pub mod permission;
+pub mod temp;
 
 use jellycommon::{config::GlobalConfig, AssetLocation};
 use std::{fs::File, path::PathBuf, sync::LazyLock};
diff --git a/base/src/temp.rs b/base/src/temp.rs
new file mode 100644
index 0000000..90ee6a8
--- /dev/null
+++ b/base/src/temp.rs
@@ -0,0 +1,26 @@
+use anyhow::Context;
+use jellycommon::AssetLocation;
+use std::{fs::File, sync::atomic::AtomicUsize};
+
+use crate::AssetLocationExt;
+
+static TEMP_COUNTER: AtomicUsize = AtomicUsize::new(0);
+
+pub struct TempFile(pub AssetLocation);
+
+impl TempFile {
+    pub fn new(generate: impl FnOnce(File) -> anyhow::Result<()>) -> anyhow::Result<Self> {
+        let i = TEMP_COUNTER.fetch_add(1, std::sync::atomic::Ordering::Relaxed);
+        let loc = AssetLocation::Temp(format!("jellything-temp-{i}").into());
+
+        let file = File::create(loc.path()).context("creating temp file")?;
+        generate(file).context("tempfile generation")?;
+
+        Ok(Self(loc))
+    }
+}
+impl Drop for TempFile {
+    fn drop(&mut self) {
+        std::fs::remove_file(self.0.path()).expect("cant unlink tempfile")
+    }
+}
diff --git a/transcoder/src/lib.rs b/transcoder/src/lib.rs
index 010a7dd..167303d 100644
--- a/transcoder/src/lib.rs
+++ b/transcoder/src/lib.rs
@@ -5,3 +5,4 @@
 */
 #![feature(async_closure)]
 pub mod image;
+pub mod snippet;
diff --git a/transcoder/src/snippet.rs b/transcoder/src/snippet.rs
new file mode 100644
index 0000000..c7033d8
--- /dev/null
+++ b/transcoder/src/snippet.rs
@@ -0,0 +1,30 @@
+/*
+    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 jellybase::{cache::async_cache_file, AssetLocationExt};
+use jellycommon::AssetLocation;
+
+pub async fn transcode(
+    asset: AssetLocation,
+    quality: f32,
+    speed: u8,
+    width: usize,
+) -> anyhow::Result<AssetLocation> {
+    let original_path = asset.path();
+    let asset = asset.clone();
+    Ok(async_cache_file(
+        &[
+            "snip-tc",
+            original_path.as_os_str().to_str().unwrap(),
+            &format!("{width} {quality} {speed}"),
+        ],
+        move |output| async move {
+            
+            Ok(())
+        },
+    )
+    .await?)
+}