use std::fs;
use anyhow::Result;
use serde::Deserialize;

#[derive(Debug, Deserialize, Clone)]
pub struct Config {
    pub listen_addr: String,
    pub server_addr: String,
    pub motd_server_addr: String,
    pub rcon_addr: String,
    pub rcon_password: String,
    pub idle_timeout_secs: u64,
    pub polling_interval_millis: u64,

    pub container_name: String,

    #[serde(default = "default_startup_timeout_secs")]
    pub startup_timeout_secs: u64,

    #[serde(default = "default_rcon_retry_interval_secs")]
    pub rcon_retry_interval_secs: u64,
}

fn default_startup_timeout_secs() -> u64 {
    600
}

fn default_rcon_retry_interval_secs() -> u64 {
    1
}

impl Config {
    pub fn load(path: &str) -> Result<Self> {
        let content = fs::read_to_string(path)?;
        let config: Config = toml::from_str(&content)?;
        Ok(config)
    }
}