use std::env::{current_dir, set_current_dir};
use std::fs::{create_dir_all, metadata, read_to_string};
use std::path::Path;
use std::process::Command;

mod parse;

const TARGET_TAG: &str = "v3.1.5";

fn main() {
    assert_eq!(
        current_dir().unwrap(),
        Path::new(env!("CARGO_MANIFEST_DIR")),
        "running in the wrong place"
    );
    create_dir_all("out").unwrap();
    set_current_dir("out").unwrap();

    if metadata("orig").is_err() {
        println!("cloning wxWidgets source...");
        let git_clone = Command::new("git")
            .args(&[
                "clone",
                "--quiet",
                "https://github.com/wxWidgets/wxWidgets.git",
                "orig",
            ])
            .status()
            .unwrap();
        assert!(git_clone.success());
        let git_config = Command::new("git")
            .args(&[
                "-C",
                "orig",
                "config",
                "--local",
                "advice.detachedHead",
                "false",
            ])
            .status()
            .unwrap();
        assert!(git_config.success());
    }
    let git_tag = Command::new("git")
        .args(&["-C", "orig", "describe"])
        .output()
        .unwrap();
    if String::from_utf8(git_tag.stdout).unwrap().trim() != TARGET_TAG {
        let git_checkout = Command::new("git")
            .args(&["-C", "orig", "checkout", "--quiet", TARGET_TAG])
            .status()
            .unwrap();
        assert!(git_checkout.success());
    }

    if metadata("new").is_err() {
        println!("creating wx crate...");
        let cargo_new = Command::new("cargo")
            .args(&[
                "new", "--quiet", "--vcs", "none", "--lib", "--name", "wx", "new",
            ])
            .status()
            .unwrap();
        assert!(cargo_new.success());
    }

    let wx_h_text = read_to_string("orig/include/wx/wx.h").unwrap();
    let lib_root_h = parse::parse(&wx_h_text);
    dbg!(lib_root_h);
}