1use gpui::Hsla;
 2use serde::Deserialize;
 3
 4use crate::{
 5    AccentContent, amber, blue, cyan, gold, grass, indigo, iris, jade, lime, orange, pink, purple,
 6    tomato, try_parse_color,
 7};
 8
 9/// A collection of colors that are used to color indent aware lines in the editor.
10#[derive(Clone, Debug, Deserialize, PartialEq)]
11pub struct AccentColors(pub Vec<Hsla>);
12
13impl Default for AccentColors {
14    /// Don't use this!
15    /// We have to have a default to be `[refineable::Refinable]`.
16    /// TODO "Find a way to not need this for Refinable"
17    fn default() -> Self {
18        Self::dark()
19    }
20}
21
22impl AccentColors {
23    /// Returns the set of dark accent colors.
24    pub fn dark() -> Self {
25        Self(vec![
26            blue().dark().step_9(),
27            orange().dark().step_9(),
28            pink().dark().step_9(),
29            lime().dark().step_9(),
30            purple().dark().step_9(),
31            amber().dark().step_9(),
32            jade().dark().step_9(),
33            tomato().dark().step_9(),
34            cyan().dark().step_9(),
35            gold().dark().step_9(),
36            grass().dark().step_9(),
37            indigo().dark().step_9(),
38            iris().dark().step_9(),
39        ])
40    }
41
42    /// Returns the set of light accent colors.
43    pub fn light() -> Self {
44        Self(vec![
45            blue().light().step_9(),
46            orange().light().step_9(),
47            pink().light().step_9(),
48            lime().light().step_9(),
49            purple().light().step_9(),
50            amber().light().step_9(),
51            jade().light().step_9(),
52            tomato().light().step_9(),
53            cyan().light().step_9(),
54            gold().light().step_9(),
55            grass().light().step_9(),
56            indigo().light().step_9(),
57            iris().light().step_9(),
58        ])
59    }
60}
61
62impl AccentColors {
63    /// Returns the color for the given index.
64    pub fn color_for_index(&self, index: u32) -> Hsla {
65        self.0[index as usize % self.0.len()]
66    }
67
68    /// Merges the given accent colors into this [`AccentColors`] instance.
69    pub fn merge(&mut self, accent_colors: &[AccentContent]) {
70        if accent_colors.is_empty() {
71            return;
72        }
73
74        let colors = accent_colors
75            .iter()
76            .filter_map(|accent_color| {
77                accent_color
78                    .0
79                    .as_ref()
80                    .and_then(|color| try_parse_color(color).ok())
81            })
82            .collect::<Vec<_>>();
83
84        if !colors.is_empty() {
85            self.0 = colors;
86        }
87    }
88}