Decouple core Yaak logic from Tauri (#354)

crates-tauri/yaak-fonts/src/commands.rs

@@ -0,0 +1,38 @@
+use crate::Result;
+use font_loader::system_fonts;
+use serde::{Deserialize, Serialize};
+use std::collections::HashSet;
+use tauri::command;
+use ts_rs::TS;
+
+#[derive(Default, Debug, Clone, Serialize, Deserialize, TS, PartialEq)]
+#[serde(rename_all = "camelCase")]
+#[ts(export, export_to = "gen_fonts.ts")]
+pub struct Fonts {
+    pub editor_fonts: Vec<String>,
+    pub ui_fonts: Vec<String>,
+}
+
+#[command]
+pub(crate) async fn list() -> Result<Fonts> {
+    let mut ui_fonts = HashSet::new();
+    let mut editor_fonts = HashSet::new();
+
+    let mut property = system_fonts::FontPropertyBuilder::new().monospace().build();
+    for font in &system_fonts::query_specific(&mut property) {
+        editor_fonts.insert(font.to_string());
+    }
+    for font in &system_fonts::query_all() {
+        if !editor_fonts.contains(font) {
+            ui_fonts.insert(font.to_string());
+        }
+    }
+
+    let mut ui_fonts: Vec<String> = ui_fonts.into_iter().collect();
+    let mut editor_fonts: Vec<String> = editor_fonts.into_iter().collect();
+
+    ui_fonts.sort();
+    editor_fonts.sort();
+
+    Ok(Fonts { ui_fonts, editor_fonts })
+}

crates-tauri/yaak-fonts/src/error.rs

@@ -0,0 +1,15 @@
+use serde::{ser::Serializer, Serialize};
+
+#[derive(Debug, thiserror::Error)]
+pub enum Error {}
+
+impl Serialize for Error {
+    fn serialize<S>(&self, serializer: S) -> std::result::Result<S::Ok, S::Error>
+    where
+        S: Serializer,
+    {
+        serializer.serialize_str(self.to_string().as_ref())
+    }
+}
+
+pub type Result<T> = std::result::Result<T, Error>;

crates-tauri/yaak-fonts/src/lib.rs

@@ -0,0 +1,15 @@
+use tauri::{
+    generate_handler,
+    plugin::{Builder, TauriPlugin},
+    Runtime,
+};
+
+mod commands;
+mod error;
+
+use crate::commands::list;
+pub use error::{Error, Result};
+
+pub fn init<R: Runtime>() -> TauriPlugin<R> {
+    Builder::new("yaak-fonts").invoke_handler(generate_handler![list]).build()
+}