fn main() {
    let target = std::env::var("CARGO_CFG_TARGET_OS").expect("target OS");
    let name = if target == "windows" {
        "searchi-extract-worker.exe"
    } else {
        "searchi-extract-worker"
    };
    let helper = std::path::Path::new("resources").join(name);
    println!("cargo:rerun-if-changed={}", helper.display());
    println!("cargo:rerun-if-changed=resources/extraction-worker.json");
    println!("cargo:rerun-if-changed=../../../tools/stage_extraction_worker.py");
    println!("cargo:rerun-if-changed=../../../crates/searchi-core/src");
    println!("cargo:rerun-if-changed=../../../crates/searchi-media/src");
    println!("cargo:rerun-if-changed=../../../crates/searchi-extract-worker/src");
    println!("cargo:rerun-if-changed=../../../Cargo.lock");
    println!("cargo:rerun-if-changed=../../../Cargo.toml");
    for crate_name in ["searchi-core", "searchi-media", "searchi-extract-worker"] {
        println!("cargo:rerun-if-changed=../../../crates/{crate_name}/Cargo.toml");
    }
    if std::env::var("PROFILE").as_deref() == Ok("release") {
        let metadata = std::fs::symlink_metadata(&helper).unwrap_or_else(|_| {
            panic!("Missing packaged document helper. Run tools/stage_extraction_worker.py before building a release.")
        });
        assert!(
            metadata.file_type().is_file()
                && metadata.len() > 0
                && metadata.len() <= 64 * 1024 * 1024,
            "Packaged document helper must be a regular, nonempty file under 64 MiB"
        );
    }
    if std::env::var("PROFILE").as_deref() == Ok("release")
        && matches!(target.as_str(), "windows" | "linux" | "macos")
    {
        let root = std::path::Path::new(env!("CARGO_MANIFEST_DIR")).join("../../..");
        let status = std::process::Command::new(if cfg!(windows) { "python" } else { "python3" })
            .arg(root.join("tools/stage_extraction_worker.py"))
            .args(["--verify-only", "--platform", &target, "--architecture"])
            .arg(std::env::var("CARGO_CFG_TARGET_ARCH").expect("target architecture"))
            .arg("--destination")
            .arg(std::path::Path::new(env!("CARGO_MANIFEST_DIR")).join("resources"))
            .status()
            .expect("Python is required to verify packaged extraction worker provenance");
        assert!(
            status.success(),
            "Packaged extraction worker verification failed; rebuild and stage it"
        );
    }
    tauri_build::build()
}