refactor: delegate Miruro playback resolution to Terebi

src/youtube.rs

@@ -915,67 +915,17 @@ pub struct PlayerLaunch {
 
 impl PlayerLaunch {
     pub fn start(id: &str, player: &OsStr, progress_file: &Path) -> io::Result<Self> {
-        if !valid_video_id(id) {
-            return Err(io::Error::new(
-                io::ErrorKind::InvalidInput,
-                "Invalid YouTube video ID",
-            ));
-        }
+        let url = if valid_video_id(id) {
+            format!("https://www.youtube.com/watch?v={id}")
+        } else {
+            tubular::miruro::Identity::from_key(id)
+                .and_then(|identity| identity.watch_url())
+                .map_err(|error| io::Error::new(io::ErrorKind::InvalidInput, error))?
+        };
         crate::video_state::register_identity(progress_file, id)?;
         let mut command = isolated_command(player);
         command
-            .args([
-                "--new-instance",
-                "--url",
-                &format!("https://www.youtube.com/watch?v={id}"),
-            ])
-            .arg("--progress-file")
-            .arg(progress_file);
-        Self::launch(command)
-    }
-
-    /// Session files are owned and retained by video_state, not by this launcher.
-    pub fn start_source(
-        source_file: &Path,
-        player: &OsStr,
-        progress_file: &Path,
-    ) -> io::Result<Self> {
-        if !std::fs::symlink_metadata(source_file)?.is_file() {
-            return Err(io::Error::new(
-                io::ErrorKind::InvalidInput,
-                "Source document must be a regular file",
-            ));
-        }
-        let source_file = std::fs::canonicalize(source_file)?;
-        let parent = std::fs::canonicalize(progress_file.parent().ok_or_else(|| {
-            io::Error::new(io::ErrorKind::InvalidInput, "Missing progress directory")
-        })?)?;
-        if source_file.parent() != Some(parent.as_path())
-            || progress_file
-                .file_name()
-                .is_none_or(|name| name != "progress.jsonl")
-        {
-            return Err(io::Error::new(
-                io::ErrorKind::InvalidInput,
-                "Source and progress must share their private session directory",
-            ));
-        }
-        let progress_file = parent.join("progress.jsonl");
-        match std::fs::symlink_metadata(&progress_file) {
-            Err(error) if error.kind() == io::ErrorKind::NotFound => {}
-            Err(error) => return Err(error),
-            Ok(_) => {
-                return Err(io::Error::new(
-                    io::ErrorKind::AlreadyExists,
-                    "Progress destination must not exist",
-                ));
-            }
-        }
-        let mut command = isolated_command(player);
-        command
-            .arg("--new-instance")
-            .arg("--source-file")
-            .arg(source_file)
+            .args(["--new-instance", "--url", &url])
             .arg("--progress-file")
             .arg(progress_file);
         Self::launch(command)