improv: Separate components & merge plugins binary with launcher service

src/plugins/external/load.rs

@@ -1,76 +0,0 @@
-use crate::PluginConfig;
-
-use flume::Sender;
-use futures_lite::{Stream, StreamExt};
-use regex::Regex;
-use std::path::{Path, PathBuf};
-
-/// Fetches plugins installed on the system in parallel.
-pub async fn from_paths(tx: Sender<(PathBuf, PluginConfig, Option<Regex>)>) {
-    const PLUGIN_PATHS: &[&str] = &[
-        // User plugins
-        ".local/share/pop-launcher/plugins/",
-        // System plugins configured by admin
-        "/etc/pop-launcher/plugins/",
-        // Distribution plugins
-        "/usr/lib/pop-launcher/plugins/",
-    ];
-
-    let mut futures = Vec::new();
-
-    // Searches plugin paths from highest to least priority.
-    // User plugins will override distribution plugins.
-    for path in PLUGIN_PATHS {
-        let path_buf;
-        #[allow(deprecated)]
-        let path = if !path.starts_with('/') {
-            path_buf = std::env::home_dir()
-                .expect("user does not have home dir")
-                .join(path);
-            path_buf.as_path()
-        } else {
-            Path::new(&path)
-        };
-
-        let loadable_plugins = from_path(path);
-        futures_lite::pin!(loadable_plugins);
-
-        // Spawn a background task to parse the config for each plugin found.
-        while let Some((source, config)) = loadable_plugins.next().await {
-            let tx = tx.clone();
-            let future = smol::unblock(move || {
-                if let Some(plugin) = crate::plugins::config::load(&source, &config) {
-                    let _ = tx.send(plugin);
-                }
-            });
-
-            futures.push(smol::spawn(future))
-        }
-
-        // Ensures that plugins are loaded in the order that they were spawned.
-        for future in futures.drain(..) {
-            future.await;
-        }
-    }
-}
-
-/// Loads all plugin information found in the given path.
-pub fn from_path(path: &Path) -> impl Stream<Item = (PathBuf, PathBuf)> + '_ {
-    gen_z::gen_z(move |mut z| async move {
-        if let Ok(readdir) = path.read_dir() {
-            for entry in readdir.filter_map(Result::ok) {
-                let source = entry.path();
-                if !source.is_dir() {
-                    continue;
-                }
-
-                let config = source.join("plugin.ron");
-                if !config.exists() {
-                    continue;
-                }
-
-                z.send((source, config)).await;
-            }
-        }
-    })
-}