Move Cosmic Applets into new Dir & remove old applets

cosmic-app-list/src/config.rs

@@ -0,0 +1,67 @@
+use anyhow::anyhow;
+use serde::{Deserialize, Serialize};
+use std::fmt::Debug;
+use std::fs::File;
+use std::path::PathBuf;
+use xdg::BaseDirectories;
+
+pub const APP_ID: &str = "com.system76.CosmicAppList";
+pub const VERSION: &str = "0.1.0";
+
+#[derive(Debug, Clone, Deserialize, Serialize, Default)]
+pub enum TopLevelFilter {
+    #[default]
+    ActiveWorkspace,
+    ConfiguredOutput,
+}
+
+#[derive(Debug, Clone, Default, Deserialize, Serialize)]
+pub struct AppListConfig {
+    pub filter_top_levels: Option<TopLevelFilter>,
+    pub favorites: Vec<String>,
+}
+
+impl AppListConfig {
+    // TODO async?
+    /// load config with the provided name
+    pub fn load() -> anyhow::Result<AppListConfig> {
+        let mut relative_path = PathBuf::from(APP_ID);
+        relative_path.push("config.ron");
+        let file = match BaseDirectories::new()
+            .ok()
+            .and_then(|dirs| dirs.find_config_file(relative_path))
+            .and_then(|p| File::open(p).ok())
+        {
+            Some(path) => path,
+            _ => {
+                anyhow::bail!("Failed to load config");
+            }
+        };
+
+        ron::de::from_reader::<_, AppListConfig>(file)
+            .map_err(|err| anyhow!("Failed to parse config file: {}", err))
+    }
+
+    pub fn add_favorite(&mut self, id: String) -> anyhow::Result<()> {
+        if !self.favorites.contains(&id) {
+            self.favorites.push(id);
+        }
+        self.save()
+    }
+
+    pub fn remove_favorite(&mut self, id: String) -> anyhow::Result<()> {
+        self.favorites.retain(|e| e != &id);
+        self.save()
+    }
+
+    // TODO async?
+    pub fn save(&self) -> anyhow::Result<()> {
+        let bd = BaseDirectories::new()?;
+        let mut relative_path = PathBuf::from(APP_ID);
+        relative_path.push("config.ron");
+        let config_path = bd.place_config_file(relative_path)?;
+        let f = File::create(config_path)?;
+        ron::ser::to_writer_pretty(f, self, Default::default())?;
+        Ok(())
+    }
+}