mod args;
mod color;

use color::Color;
use libc::{c_int, c_void};
use std::process;

const VERSION: &str = "2.0.0";

extern "C" {
    fn nmseffect_set_autodecrypt(_: c_int) -> c_void;
    fn nmseffect_set_clearscr(_: c_int) -> c_void;
    static mut foregroundColor: c_int;
}

#[no_mangle]
pub extern "C" fn rust_main() {
    println!("Hello from rust");

    let args = match args::parse_arguments() {
        Ok(args) => args,
        Err(e) => {
            println!("{e}");
            process::exit(1);
        }
    };
    println!("{:?}", args);

    if args.version {
        println!("nms version {VERSION}");
        process::exit(0);
    }

    if let Some(color) = args.foreground {
        let color = Color::try_from(color).unwrap_or_default();
        let n = color as c_int;
        unsafe {
            foregroundColor = n;
        }
    }

    if args.clear_screen {
        unsafe {
            nmseffect_set_clearscr(1);
        }
    }

    if args.autodecrypt {
        unsafe {
            nmseffect_set_autodecrypt(1);
        }
    }
}