use std::process::Command;

fn main() {
    let git_hash = Command::new("git")
        .args(&["rev-parse", "--short", "HEAD"])
        .output()
        .ok()
        .and_then(|out| String::from_utf8(out.stdout).ok())
        .unwrap_or_else(|| "unknown".to_string());
        
    let git_date = Command::new("git")
        .args(&["log", "-1", "--format=%cd", "--date=format:%Y.%m.%d"])
        .output()
        .ok()
        .and_then(|out| String::from_utf8(out.stdout).ok())
        .unwrap_or_else(|| "unknown".to_string());

    let version = format!("{} ({} {})", env!("CARGO_PKG_VERSION"), git_date.trim(), git_hash.trim());
    println!("cargo:rustc-env=APP_VERSION={}", version);
}