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// (c) 2022-2024 Cory Forsstrom, Casper Rogild Storm, Calvin Lee, Andrew Baldwin, Reza Alizadeh Majd
// (c) 2024-2025 Polesznyák Márk László
use std::path::{Path, PathBuf};
use std::sync::Arc;
use iced_material::Theme;
use serde::{Deserialize, Serialize};
use smol::fs;
use crate::appearance::Appearance;
use crate::{Error, environment};
#[derive(Debug, Clone, Default)]
pub struct Config {
pub appearance: Appearance,
pub last_project: Option<PathBuf>,
}
#[derive(Debug, Serialize, Deserialize)]
struct ConfigRepr {
#[serde(default)]
pub theme: String,
pub last_project: Option<PathBuf>,
}
impl Config {
pub fn selected_theme(&self) -> Theme {
self.appearance.selected.clone()
}
pub fn themes(&self) -> Arc<[Theme]> {
self.appearance.all.clone()
}
pub fn last_project(&self) -> Option<&Path> {
self.last_project.as_deref()
}
pub fn config_dir() -> PathBuf {
let dir = environment::config_dir();
if !dir.exists() {
std::fs::create_dir_all(dir.as_path())
.expect("expected permissions to create config folder");
}
dir
}
pub fn themes_dir() -> PathBuf {
let dir = Self::config_dir().join("themes");
if !dir.exists() {
std::fs::create_dir_all(dir.as_path())
.expect("expected permissions to create themes folder");
}
dir
}
pub fn config_file_path() -> PathBuf {
Self::config_dir().join(environment::CONFIG_FILE_NAME)
}
pub async fn load() -> Result<Self, Error> {
let path = Self::config_file_path();
if !path.try_exists()? {
Self::default()
.save()
.await
.expect("expected permission to write config file");
return Err(Error::ConfigMissing);
}
let content = fs::read_to_string(path).await?;
let ConfigRepr {
theme,
last_project,
} = toml::from_str(content.as_ref())?;
let appearance =
Self::load_appearance(&theme).await.unwrap_or_default();
Ok(Self {
appearance,
last_project,
})
}
pub async fn load_appearance(
theme_name: &str,
) -> Result<Appearance, Error> {
use smol::stream::StreamExt;
let read_entry = async move |entry: fs::DirEntry| {
let content = fs::read_to_string(entry.path()).await.ok()?;
let theme: Theme = toml::from_str(content.as_ref()).ok()?;
Some(theme)
};
let mut selected = Theme::Dark;
let mut all = Theme::ALL.to_owned();
if let Some(index) =
Theme::ALL.iter().position(|t| t.name() == theme_name)
{
selected = Theme::ALL[index].clone();
}
let mut stream = fs::read_dir(Self::themes_dir()).await?;
while let Some(entry) = stream.next().await {
let Ok(entry) = entry else {
continue;
};
if let Some(theme) = read_entry(entry).await {
if theme.name() == theme_name {
selected = theme.clone();
}
all.push(theme);
}
}
Ok(Appearance {
selected,
all: all.into(),
})
}
pub async fn save(self) -> Result<(), Error> {
use smol::io::AsyncWriteExt;
let mut file = fs::File::create(Self::config_file_path()).await?;
let config = ConfigRepr {
theme: self.appearance.selected.to_string(),
last_project: self.last_project,
};
file.write_all(toml::to_string_pretty(&config)?.as_bytes())
.await?;
Ok(())
}
}
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