use std::{env, fs::File, io::Read, path::Path};

#[allow(dead_code)]
fn create_colors() {
    let out_dir = env::var("OUT_DIR").unwrap();
    let dest_path = Path::new(&out_dir).join("colors.rs");
    let mut file = File::open("./data/colors.json").expect("Could not open colors.json");
    let mut contents = String::new();
    file.read_to_string(&mut contents)
        .expect("Could not read colors.json");
    let data: serde_json::Value = serde_json::from_str(&contents).expect("Could not parse JSON");
    std::fs::write(
        dest_path,
        format!("pub static COLORS: &str = r##\"{}\"##;", data),
    )
    .unwrap();
}

#[allow(dead_code)]
fn create_crossterm_header() {
    let crate_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap_or(".".to_string());
    if let Ok(bindings) = cbindgen::generate(&crate_dir) {
        bindings.write_to_file(format!("{}/include/crossterm.h", crate_dir));
    }
}

fn main() {
    #[cfg(not(feature = "docsrs"))]
    create_colors();

    #[cfg(not(feature = "docsrs"))]
    create_crossterm_header();
}