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use std::process::Command;

pub fn encode_u16(num: u16) -> [u8; 2] {
    num.to_le().to_bytes()
}

pub fn decode_u16(bytes: &[u8]) -> String {
    let mut buf = [0u8; 2];
    buf[0..2].copy_from_slice(bytes);
    let x = u16::from_bytes(buf);
    let x = u16::from_le(x);
    format!("{}", x)
}

pub fn need_dep(name: &str) {
    Command::new("xdotool")
            .arg("--version")
            .output()
            .unwrap_or_else(|_| panic!("Missing global binary: {}", name));
}