#!/usr/bin/env rust-script

use std::process;

/// Check if running inside tmux session
fn check_tmux_session() {
    // Check for TMUX environment variable which is set when inside a tmux session
    if std::env::var("TMUX").is_err() {
        eprintln!("╭─────────────────────────────────────────────────────────────╮");
        eprintln!("│                        ⚠️  TMUX REQUIRED                      │");
        eprintln!("├─────────────────────────────────────────────────────────────┤");
        eprintln!("│  CM Dashboard must be run inside a tmux session for proper   │");
        eprintln!("│  terminal handling and remote operation functionality.       │");
        eprintln!("│                                                             │");
        eprintln!("│  Please start a tmux session first:                        │");
        eprintln!("│    tmux new-session -d -s dashboard cm-dashboard           │");
        eprintln!("│    tmux attach-session -t dashboard                        │");
        eprintln!("│                                                             │");
        eprintln!("│  Or simply:                                                 │");
        eprintln!("│    tmux                                                     │");
        eprintln!("│    cm-dashboard                                             │");
        eprintln!("╰─────────────────────────────────────────────────────────────╯");
        process::exit(1);
    } else {
        println!("✅ Running inside tmux session - OK");
    }
}

fn main() {
    println!("Testing tmux check function...");
    check_tmux_session();
}