alex/backup/src/manager/config.rs

47 lines
1.3 KiB
Rust

use std::{error::Error, fmt, str::FromStr};
use serde::{Deserialize, Serialize};
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct ManagerConfig {
pub name: String,
pub frequency: u32,
pub chains: u64,
pub chain_len: u64,
}
#[derive(Debug)]
pub struct ParseManagerConfigErr;
impl Error for ParseManagerConfigErr {}
impl fmt::Display for ParseManagerConfigErr {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "parse manager config err")
}
}
impl FromStr for ManagerConfig {
type Err = ParseManagerConfigErr;
fn from_str(s: &str) -> Result<Self, Self::Err> {
let splits: Vec<&str> = s.split(',').collect();
if let [name, frequency, chains, chain_len] = splits[..] {
let name: String = name.parse().map_err(|_| ParseManagerConfigErr)?;
let frequency: u32 = frequency.parse().map_err(|_| ParseManagerConfigErr)?;
let chains: u64 = chains.parse().map_err(|_| ParseManagerConfigErr)?;
let chain_len: u64 = chain_len.parse().map_err(|_| ParseManagerConfigErr)?;
Ok(ManagerConfig {
name,
chains,
chain_len,
frequency,
})
} else {
Err(ParseManagerConfigErr)
}
}
}