use directories::ProjectDirs;
use serde::{Deserialize, Serialize};
use std::{
fs,
io::{self},
path::{Path, PathBuf},
};
const QUALIFIER: &str = "net.roblillack";
const ORGANIZATION: &str = "Piki";
const APPLICATION: &str = "piki-gui";
const STATE_FILE_NAME: &str = "window_state.toml";
#[derive(Debug, Clone, Serialize, Deserialize, Default)]
pub struct WindowGeometry {
pub x: i32,
pub y: i32,
pub width: i32,
pub height: i32,
}
pub fn state_file_path() -> Option<PathBuf> {
ProjectDirs::from(QUALIFIER, ORGANIZATION, APPLICATION)
.map(|dirs| dirs.data_local_dir().join(STATE_FILE_NAME))
}
pub fn load_state(path: &Path) -> Option<WindowGeometry> {
let contents = fs::read_to_string(path).ok()?;
match toml::from_str::<WindowGeometry>(&contents) {
Ok(state) => Some(state),
Err(err) => {
eprintln!(
"Failed to parse window state file {}: {err}",
path.display()
);
None
}
}
}
pub fn save_state(path: &Path, geometry: &WindowGeometry) -> io::Result<()> {
if let Some(parent) = path.parent() {
fs::create_dir_all(parent)?;
}
let toml = toml::to_string_pretty(geometry)
.map_err(|err| io::Error::other(format!("toml serialization error: {err}")))?;
fs::write(path, toml)
}