atuin/atuin-client/src/settings.rs
2022-04-13 18:08:49 +01:00

199 lines
6 KiB
Rust

use fs_err::{create_dir_all, File};
use std::io::prelude::*;
use std::path::{Path, PathBuf};
use chrono::prelude::*;
use chrono::Utc;
use config::{Config, Environment, File as ConfigFile, FileFormat};
use eyre::{eyre, Context, Result};
use parse_duration::parse;
pub const HISTORY_PAGE_SIZE: i64 = 100;
#[derive(Clone, Debug, Deserialize, Copy)]
pub enum SearchMode {
#[serde(rename = "prefix")]
Prefix,
#[serde(rename = "fulltext")]
FullText,
#[serde(rename = "fuzzy")]
Fuzzy,
}
// FIXME: Can use upstream Dialect enum if https://github.com/stevedonovan/chrono-english/pull/16 is merged
#[derive(Clone, Debug, Deserialize, Copy)]
pub enum Dialect {
#[serde(rename = "us")]
Us,
#[serde(rename = "uk")]
Uk,
}
impl From<Dialect> for chrono_english::Dialect {
fn from(d: Dialect) -> chrono_english::Dialect {
match d {
Dialect::Uk => chrono_english::Dialect::Uk,
Dialect::Us => chrono_english::Dialect::Us,
}
}
}
#[derive(Clone, Debug, Deserialize, Copy)]
pub enum Style {
#[serde(rename = "auto")]
Auto,
#[serde(rename = "full")]
Full,
#[serde(rename = "compact")]
Compact,
}
#[derive(Clone, Debug, Deserialize)]
pub struct Settings {
pub dialect: Dialect,
pub style: Style,
pub auto_sync: bool,
pub sync_address: String,
pub sync_frequency: String,
pub db_path: String,
pub key_path: String,
pub session_path: String,
pub search_mode: SearchMode,
// This is automatically loaded when settings is created. Do not set in
// config! Keep secrets and settings apart.
pub session_token: String,
}
impl Settings {
pub fn save_sync_time() -> Result<()> {
let data_dir = atuin_common::utils::data_dir();
let data_dir = data_dir.as_path();
let sync_time_path = data_dir.join("last_sync_time");
fs_err::write(sync_time_path, Utc::now().to_rfc3339())?;
Ok(())
}
pub fn last_sync() -> Result<chrono::DateTime<Utc>> {
let data_dir = atuin_common::utils::data_dir();
let data_dir = data_dir.as_path();
let sync_time_path = data_dir.join("last_sync_time");
if !sync_time_path.exists() {
return Ok(Utc.ymd(1970, 1, 1).and_hms(0, 0, 0));
}
let time = fs_err::read_to_string(sync_time_path)?;
let time = chrono::DateTime::parse_from_rfc3339(time.as_str())?;
Ok(time.with_timezone(&Utc))
}
pub fn should_sync(&self) -> Result<bool> {
let session_path = atuin_common::utils::data_dir().join("session");
if !self.auto_sync || !session_path.exists() {
return Ok(false);
}
match parse(self.sync_frequency.as_str()) {
Ok(d) => {
let d = chrono::Duration::from_std(d).unwrap();
Ok(Utc::now() - Settings::last_sync()? >= d)
}
Err(e) => Err(eyre!("failed to check sync: {}", e)),
}
}
pub fn new() -> Result<Self> {
let config_dir = atuin_common::utils::config_dir();
let data_dir = atuin_common::utils::data_dir();
create_dir_all(&config_dir)
.wrap_err_with(|| format!("could not create dir {:?}", config_dir))?;
create_dir_all(&data_dir)
.wrap_err_with(|| format!("could not create dir {:?}", data_dir))?;
let mut config_file = if let Ok(p) = std::env::var("ATUIN_CONFIG_DIR") {
PathBuf::from(p)
} else {
let mut config_file = PathBuf::new();
config_file.push(config_dir);
config_file
};
config_file.push("config.toml");
let db_path = data_dir.join("history.db");
let key_path = data_dir.join("key");
let session_path = data_dir.join("session");
let mut config_builder = Config::builder()
.set_default("db_path", db_path.to_str())?
.set_default("key_path", key_path.to_str())?
.set_default("session_path", session_path.to_str())?
.set_default("dialect", "us")?
.set_default("auto_sync", true)?
.set_default("sync_frequency", "1h")?
.set_default("sync_address", "https://api.atuin.sh")?
.set_default("search_mode", "prefix")?
.set_default("session_token", "")?
.set_default("style", "auto")?
.add_source(
Environment::with_prefix("atuin")
.prefix_separator("_")
.separator("__"),
);
config_builder = if config_file.exists() {
config_builder.add_source(ConfigFile::new(
config_file.to_str().unwrap(),
FileFormat::Toml,
))
} else {
let example_config = include_bytes!("../config.toml");
let mut file = File::create(config_file).wrap_err("could not create config file")?;
file.write_all(example_config)
.wrap_err("could not write default config file")?;
config_builder
};
let config = config_builder.build()?;
let mut settings: Settings = config
.try_deserialize()
.map_err(|e| eyre!("failed to deserialize: {}", e))?;
// all paths should be expanded
let db_path = settings.db_path;
let db_path = shellexpand::full(&db_path)?;
settings.db_path = db_path.to_string();
let key_path = settings.key_path;
let key_path = shellexpand::full(&key_path)?;
settings.key_path = key_path.to_string();
let session_path = settings.session_path;
let session_path = shellexpand::full(&session_path)?;
settings.session_path = session_path.to_string();
// Finally, set the auth token
if Path::new(session_path.to_string().as_str()).exists() {
let token = fs_err::read_to_string(session_path.to_string())?;
settings.session_token = token.trim().to_string();
} else {
settings.session_token = String::from("not logged in");
}
Ok(settings)
}
}