use crate::config;
use anyhow::Result;
use std::time::SystemTime;

const TIPS: &[&str] = &[
    "sysop info <role>  — show which tool fills a role and where its config lives",
    "sysop services     — s6-rc service health",
    "sysop wifi         — network connections",
    "sysop storage      — ZFS pool state",
    "sysop logs <svc>   — structured logs for a service",
    "sysop help         — list all sysop commands",
];

pub fn status() -> Result<i32> {
    let cfg = config::load()?;
    let state = if cfg.motd.enabled { "on" } else { "off" };
    println!("motd: {state}");
    println!("config: {}", config::path().display());
    Ok(0)
}

pub fn set(enabled: bool) -> Result<i32> {
    let mut cfg = config::load()?;
    cfg.motd.enabled = enabled;
    config::save(&cfg)?;
    println!("motd: {}", if enabled { "on" } else { "off" });
    Ok(0)
}

pub fn print() -> Result<i32> {
    let cfg = config::load()?;
    if !cfg.motd.enabled {
        return Ok(0);
    }
    let bucket = SystemTime::now()
        .duration_since(SystemTime::UNIX_EPOCH)
        .map(|d| d.as_secs() / 60)
        .unwrap_or(0) as usize;
    let idx = bucket % TIPS.len();
    println!();
    println!("  {}", TIPS[idx]);
    Ok(0)
}