use std::env::args;

use dekejit::assembler::parser;
use dekejit::assembler::to_binary;
use dekejit::cpu::IOBuffer;
use dekejit::cpu::CPU;

fn main() {
    let args: Vec<String> = args().collect();

    if args.len() < 2 {
        println!("Scialla");
        return;
    }

    // let code = std::fs::read_to_string("./tests/assembly/hello_world.grasm").unwrap();
    let code = match std::fs::read_to_string(&args[1]) {
        Ok(p) => p,
        Err(_) => {
            println!("Could not open file '{}'", &args[1]);
            return;
        }
    };

    let mut parser = parser::Parser::new(code);

    let r = parser.parse_sections().unwrap();

    println!("Parsed sections: {:?}", r);

    let code = to_binary(r).unwrap();

    // let mut k = make_string("Hello world!");
    //
    // let mut code: Vec<u16> = vec![
    //     0b0111000100000011, // addi ra 3
    //     0b1110000100000011, // ecall ra 3
    //     0b1111000000000000, // HALT.
    // ];
    //
    // code.append(&mut k);
    //
    let mut env = IOBuffer::default();
    //
    let mut cpu = CPU::new(&mut env);
    //
    for c in &code[..] {
        println!("{:#018b}", c);
    }
    //
    match cpu.run_code_raw(&code) {
        Ok(_) => {
            println!("Result: {}", env.output)
        }
        Err(e) => println!("Err: {:?}", e),
    };
}