Ultradesu
56 lines
1.5 KiB
Rust
56 lines
1.5 KiB
Rust
pub mod keymap;
|
|
pub mod logging;
|
|
|
|
use directories::ProjectDirs;
|
|
use std::fs;
|
|
use std::path::PathBuf;
|
|
use std::time::{SystemTime, UNIX_EPOCH};
|
|
|
|
pub fn project_dirs() -> Option<ProjectDirs> {
|
|
ProjectDirs::from("", "", "furumi")
|
|
}
|
|
|
|
pub fn device_id_path() -> Option<PathBuf> {
|
|
project_dirs().map(|dirs| dirs.config_dir().join("device_id"))
|
|
}
|
|
|
|
pub fn load_or_create_device_id() -> String {
|
|
if let Some(path) = device_id_path() {
|
|
if let Ok(raw) = fs::read_to_string(&path) {
|
|
let id = raw.trim();
|
|
if valid_device_id(id) {
|
|
return id.to_string();
|
|
}
|
|
}
|
|
|
|
let id = generate_device_id();
|
|
if let Some(parent) = path.parent() {
|
|
if let Err(err) = fs::create_dir_all(parent) {
|
|
tracing::warn!(path = %parent.display(), %err, "failed to create config directory");
|
|
return id;
|
|
}
|
|
}
|
|
if let Err(err) = fs::write(&path, &id) {
|
|
tracing::warn!(path = %path.display(), %err, "failed to persist device id");
|
|
}
|
|
return id;
|
|
}
|
|
generate_device_id()
|
|
}
|
|
|
|
fn valid_device_id(id: &str) -> bool {
|
|
!id.is_empty()
|
|
&& id.len() <= 128
|
|
&& id
|
|
.chars()
|
|
.all(|ch| ch.is_ascii_alphanumeric() || ch == '-' || ch == '_')
|
|
}
|
|
|
|
fn generate_device_id() -> String {
|
|
let nanos = SystemTime::now()
|
|
.duration_since(UNIX_EPOCH)
|
|
.map(|d| d.as_nanos())
|
|
.unwrap_or(0);
|
|
format!("tui-{nanos:x}-{:x}", std::process::id())
|
|
}
|