1use crate::theme::{self, DEFAULT_THEME_NAME};
 2use anyhow::Result;
 3use gpui::font_cache::{FamilyId, FontCache};
 4use postage::watch;
 5use std::sync::Arc;
 6
 7pub use theme::{HighlightId, HighlightMap, Theme, ThemeRegistry};
 8
 9#[derive(Clone)]
10pub struct Settings {
11    pub buffer_font_family: FamilyId,
12    pub buffer_font_size: f32,
13    pub tab_size: usize,
14    pub ui_font_family: FamilyId,
15    pub ui_font_size: f32,
16    pub theme: Arc<Theme>,
17}
18
19impl Settings {
20    pub fn new(font_cache: &FontCache) -> Result<Self> {
21        Self::new_with_theme(font_cache, Arc::new(Theme::default()))
22    }
23
24    pub fn new_with_theme(font_cache: &FontCache, theme: Arc<Theme>) -> Result<Self> {
25        Ok(Self {
26            buffer_font_family: font_cache.load_family(&["Fira Code", "Monaco"])?,
27            buffer_font_size: 14.0,
28            tab_size: 4,
29            ui_font_family: font_cache.load_family(&["SF Pro", "Helvetica"])?,
30            ui_font_size: 12.0,
31            theme,
32        })
33    }
34
35    pub fn with_tab_size(mut self, tab_size: usize) -> Self {
36        self.tab_size = tab_size;
37        self
38    }
39}
40
41pub fn channel(
42    font_cache: &FontCache,
43) -> Result<(watch::Sender<Settings>, watch::Receiver<Settings>)> {
44    Ok(watch::channel_with(Settings::new(font_cache)?))
45}
46
47pub fn channel_with_themes(
48    font_cache: &FontCache,
49    themes: &ThemeRegistry,
50) -> Result<(watch::Sender<Settings>, watch::Receiver<Settings>)> {
51    let theme = match themes.get(DEFAULT_THEME_NAME) {
52        Ok(theme) => theme,
53        Err(err) => {
54            panic!("failed to deserialize default theme: {:?}", err)
55        }
56    };
57    Ok(watch::channel_with(Settings::new_with_theme(
58        font_cache, theme,
59    )?))
60}