//! Build script — embeds Windows application resources (icon, metadata).

fn main() {
    let target_os = std::env::var("CARGO_CFG_TARGET_OS").unwrap_or_default();

    if target_os == "windows" {
        // C++ runtime (stdc++, gcc, gcc_eh, pthread) linked statically via .cargo/config.toml
        // using -Wl,-Bstatic. Only Windows system DLLs go here.
        println!("cargo:rustc-link-lib=ws2_32");
        println!("cargo:rustc-link-lib=iphlpapi");
        println!("cargo:rustc-link-lib=winmm");
        println!("cargo:rustc-link-lib=ole32");
        println!("cargo:rustc-link-lib=oleaut32");
    }

    if target_os == "windows" {
        let manifest_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap();
        let icon = format!("{manifest_dir}/assets/Cagire.ico");
        eprintln!("winres: manifest_dir = {manifest_dir}");
        eprintln!("winres: icon path = {icon}");
        eprintln!("winres: icon exists = {}", std::path::Path::new(&icon).exists());
        eprintln!("winres: OUT_DIR = {}", std::env::var("OUT_DIR").unwrap_or_default());
        eprintln!("winres: TARGET = {}", std::env::var("TARGET").unwrap_or_default());
        let mut res = winres::WindowsResource::new();
        res.set_icon(&icon)
            .set("ProductName", "Cagire")
            .set("FileDescription", "Forth-based music sequencer")
            .set("LegalCopyright", "Copyright (c) 2025 Raphaël Forment");
        if let Err(e) = res.compile() {
            eprintln!("winres: compile error: {e:?}");
            panic!("Failed to compile Windows resources: {e}");
        }
    }
}