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use ratatui::style::Style;
use crate::fs::{FileType, JoshutoDirEntry, LinkType};
use crate::util::unix;
use crate::THEME_T;
/// Allows patching a ratatui style if there is `Some` style, otherwise returns a clone.
pub trait PathStyleIfSome {
fn patch_optionally(&self, other: Option<Style>) -> Style;
}
/// Path a ratatui style with another optional style.
/// If the other optional style is `None`, a clone of the original style is returned.
impl PathStyleIfSome for Style {
fn patch_optionally(&self, other_option: Option<Style>) -> Style {
if let Some(other) = other_option {
self.patch(other)
} else {
*self
}
}
}
pub fn entry_style(entry: &JoshutoDirEntry) -> Style {
let metadata = &entry.metadata;
let filetype = &metadata.file_type();
let linktype = &metadata.link_type();
if entry.is_visual_mode_selected() {
Style::default()
.fg(THEME_T.visual_mode_selection.fg)
.bg(THEME_T.visual_mode_selection.bg)
.add_modifier(THEME_T.visual_mode_selection.modifier)
} else if entry.is_permanent_selected() {
Style::default()
.fg(THEME_T.selection.fg)
.bg(THEME_T.selection.bg)
.add_modifier(THEME_T.selection.modifier)
} else {
match linktype {
LinkType::Symlink { valid: true, .. } => Style::default()
.fg(THEME_T.link.fg)
.bg(THEME_T.link.bg)
.add_modifier(THEME_T.link.modifier),
LinkType::Symlink { valid: false, .. } => Style::default()
.fg(THEME_T.link_invalid.fg)
.bg(THEME_T.link_invalid.bg)
.add_modifier(THEME_T.link_invalid.modifier),
LinkType::Normal => match filetype {
FileType::Directory => Style::default()
.fg(THEME_T.directory.fg)
.bg(THEME_T.directory.bg)
.add_modifier(THEME_T.directory.modifier),
FileType::File => file_style(entry),
},
}
}
}
fn file_style(entry: &JoshutoDirEntry) -> Style {
let regular_style = Style::default()
.fg(THEME_T.regular.fg)
.bg(THEME_T.regular.bg)
.add_modifier(THEME_T.regular.modifier);
let metadata = &entry.metadata;
if unix::is_executable(metadata.mode) {
Style::default()
.fg(THEME_T.executable.fg)
.bg(THEME_T.executable.bg)
.add_modifier(THEME_T.executable.modifier)
} else {
entry
.file_path()
.extension()
.and_then(|s| s.to_str())
.and_then(|s| THEME_T.ext.get(s))
.map(|theme| {
Style::default()
.fg(theme.fg)
.bg(theme.bg)
.add_modifier(theme.modifier)
})
.unwrap_or(regular_style)
}
}
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