feat(sys/nixpkgs/yt/{yt,ytc}): Persist old selection file

3 files changed, 70 insertions, 46 deletions

diff --git a/sys/nixpkgs/pkgs/yt/src/bin/yt/main.rs b/sys/nixpkgs/pkgs/yt/src/bin/yt/main.rs
index 54d89daa..ae1bcacd 100644
--- a/sys/nixpkgs/pkgs/yt/src/bin/yt/main.rs
+++ b/sys/nixpkgs/pkgs/yt/src/bin/yt/main.rs
@@ -1,14 +1,14 @@
 use anyhow::{bail, Context, Result};
 use std::{
-    env,
+    env, fs,
     io::{BufRead, BufReader, BufWriter, Write},
     process::Command as StdCmd,
 };
-use tempfile::NamedTempFile;
+use tempfile::Builder;
 use yt::{
-    constants::HELP_STR,
+    constants::{last_select, HELP_STR},
     downloader::{Downloadable, Downloader},
-    ytcc_drop, Duration, Line, LineCommand, YtccListData,
+    ytcc_drop, Line, LineCommand, YtccListData,
 };
 
 fn main() -> Result<()> {
@@ -31,46 +31,43 @@ fn main() -> Result<()> {
         .context("Failed to deserialize json output")?
     };
 
-    let temp_file = NamedTempFile::new().context("Failed to get tempfile")?;
-    let mut edit_file = BufWriter::new(&temp_file);
+    let temp_file = Builder::new()
+        .prefix("yt_video_select")
+        .suffix(".yts")
+        .rand_bytes(6)
+        .tempfile()
+        .context("Failed to get tempfile")?;
 
-    json_map
-        .iter()
-        .map(|line| {
-            format!(
-                r#"pick {} "{}" "{}" "{}" "{}" "{}"{}"#,
-                line.id,
-                line.title.replace('"', "'"),
-                line.publish_date,
-                line.playlists
-                    .iter()
-                    .map(|p| p.name.replace('"', "'"))
-                    .collect::<Vec<String>>()
-                    .join(", "),
-                Duration::from(line.duration.trim()),
-                line.url.replace('"', "'"),
-                "\n"
-            )
-        })
-        .for_each(|line| {
-            edit_file
-                .write(line.as_bytes())
-                .expect("This write should not fail");
-        });
+    {
+        let mut edit_file = BufWriter::new(&temp_file);
 
-    edit_file.write(HELP_STR.as_bytes())?;
-    edit_file.flush().context("Failed to flush edit file")?;
+        json_map
+            .iter()
+            .map(|line| line.to_string())
+            .for_each(|line| {
+                edit_file
+                    .write(line.as_bytes())
+                    .expect("This write should not fail");
+            });
 
-    let read_file = temp_file.reopen()?;
-
-    let mut nvim = StdCmd::new("nvim");
-    nvim.arg(temp_file.path());
+        edit_file.write(HELP_STR.as_bytes())?;
+        edit_file.flush().context("Failed to flush edit file")?;
 
-    let status = nvim.status().context("Falied to run nvim")?;
-    if !status.success() {
-        bail!("nvim exited with error status: {}", status)
+        let mut nvim = StdCmd::new("nvim");
+        nvim.arg(temp_file.path());
+        let status = nvim.status().context("Falied to run nvim")?;
+        if !status.success() {
+            bail!("nvim exited with error status: {}", status)
+        }
     }
 
+    let read_file = temp_file.reopen()?;
+    fs::copy(
+        temp_file.path(),
+        last_select().context("Failed to get persistent the selection file path")?,
+    )
+    .context("Failed to persist selection file")?;
+
     let mut watching = Vec::new();
     let reader = BufReader::new(&read_file);
     for line in reader.lines() {
diff --git a/sys/nixpkgs/pkgs/yt/src/constants.rs b/sys/nixpkgs/pkgs/yt/src/constants.rs
index 6965ce63..96995f08 100644
--- a/sys/nixpkgs/pkgs/yt/src/constants.rs
+++ b/sys/nixpkgs/pkgs/yt/src/constants.rs
@@ -25,7 +25,6 @@ pub const CONCURRENT: u32 = 5;
 pub const DOWNLOAD_DIR: &str = "/tmp/ytcc";
 
 const STATUS_PATH: &str = "ytcc/running";
-
 pub fn status_path() -> anyhow::Result<PathBuf> {
     let out: PathBuf = format!(
         "{}/{}",
@@ -36,3 +35,15 @@ pub fn status_path() -> anyhow::Result<PathBuf> {
     fs::create_dir_all(&out.parent().expect("Parent should exist"))?;
     Ok(out)
 }
+
+const LAST_SELECT: &str = "ytcc/selected";
+pub fn last_select() -> anyhow::Result<PathBuf> {
+    let out: PathBuf = format!(
+        "{}/{}",
+        env::var("XDG_RUNTIME_DIR").expect("This should always exist"),
+        LAST_SELECT
+    )
+    .into();
+    fs::create_dir_all(&out.parent().expect("Parent should exist"))?;
+    Ok(out)
+}
diff --git a/sys/nixpkgs/pkgs/yt/src/lib.rs b/sys/nixpkgs/pkgs/yt/src/lib.rs
index a08b32db..2571b6b6 100644
--- a/sys/nixpkgs/pkgs/yt/src/lib.rs
+++ b/sys/nixpkgs/pkgs/yt/src/lib.rs
@@ -18,6 +18,27 @@ pub struct YtccListData {
     pub id: u32,
     pub playlists: Vec<YtccPlaylistData>,
 }
+
+impl std::fmt::Display for YtccListData {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> Result<(), std::fmt::Error> {
+        write!(
+            f,
+            r#"pick {} "{}" "{}" "{}" "{}" "{}"{}"#,
+            self.id,
+            self.title.replace('"', "'"),
+            self.publish_date,
+            self.playlists
+                .iter()
+                .map(|p| p.name.replace('"', "'"))
+                .collect::<Vec<String>>()
+                .join(", "),
+            Duration::from(self.duration.trim()),
+            self.url.replace('"', "'"),
+            "\n"
+        )
+    }
+}
+
 #[derive(Deserialize)]
 pub struct YtccPlaylistData {
     pub name: String,
@@ -80,13 +101,8 @@ impl From<&str> for Duration {
     fn from(v: &str) -> Self {
         let buf: Vec<_> = v.split(':').take(2).collect();
         Self {
-            time: (buf[0]
-                .parse::<u32>()
-                .expect("Should be a number")
-                * 60)
-                + buf[1]
-                    .parse::<u32>()
-                    .expect("Should be a number"),
+            time: (buf[0].parse::<u32>().expect("Should be a number") * 60)
+                + buf[1].parse::<u32>().expect("Should be a number"),
         }
     }
 }